id	sid	tid	token	lemma	pos
cord-354029-mp5r82g4	1	1	key	key	NN
cord-354029-mp5r82g4	1	2	:	:	:
cord-354029-mp5r82g4	1	3	cord-354029-mp5r82g4	cord-354029-mp5r82g4	NNP
cord-354029-mp5r82g4	1	4	authors	author	NNS
cord-354029-mp5r82g4	1	5	:	:	:
cord-354029-mp5r82g4	1	6	Earp	Earp	NNP
cord-354029-mp5r82g4	1	7	,	,	,
cord-354029-mp5r82g4	1	8	L.	L.	NNP
cord-354029-mp5r82g4	1	9	J.	J.	NNP
cord-354029-mp5r82g4	1	10	;	;	:
cord-354029-mp5r82g4	1	11	Delos	Delos	NNP
cord-354029-mp5r82g4	1	12	,	,	,
cord-354029-mp5r82g4	1	13	S.	S.	NNP
cord-354029-mp5r82g4	1	14	E.	E.	NNP
cord-354029-mp5r82g4	1	15	;	;	:
cord-354029-mp5r82g4	1	16	Park	Park	NNP
cord-354029-mp5r82g4	1	17	,	,	,
cord-354029-mp5r82g4	1	18	H.	H.	NNP
cord-354029-mp5r82g4	1	19	E.	E.	NNP
cord-354029-mp5r82g4	1	20	;	;	:
cord-354029-mp5r82g4	1	21	White	White	NNP
cord-354029-mp5r82g4	1	22	,	,	,
cord-354029-mp5r82g4	1	23	J.	J.	NNP
cord-354029-mp5r82g4	1	24	M.	M.	NNP
cord-354029-mp5r82g4	2	1	title	title	NN
cord-354029-mp5r82g4	2	2	:	:	:
cord-354029-mp5r82g4	3	1	The	the	DT
cord-354029-mp5r82g4	3	2	Many	many	JJ
cord-354029-mp5r82g4	3	3	Mechanisms	Mechanisms	NNPS
cord-354029-mp5r82g4	3	4	of	of	IN
cord-354029-mp5r82g4	3	5	Viral	Viral	NNP
cord-354029-mp5r82g4	3	6	Membrane	Membrane	NNP
cord-354029-mp5r82g4	3	7	Fusion	Fusion	NNP
cord-354029-mp5r82g4	3	8	Proteins	protein	NNS
cord-354029-mp5r82g4	3	9	date	date	NN
cord-354029-mp5r82g4	3	10	:	:	:
cord-354029-mp5r82g4	3	11	2005	2005	CD
cord-354029-mp5r82g4	3	12	journal	journal	NN
cord-354029-mp5r82g4	3	13	:	:	:
cord-354029-mp5r82g4	4	1	Membrane	membrane	NN
cord-354029-mp5r82g4	4	2	Trafficking	traffic	VBG
cord-354029-mp5r82g4	4	3	in	in	IN
cord-354029-mp5r82g4	4	4	Viral	viral	JJ
cord-354029-mp5r82g4	4	5	Replication	replication	NN
cord-354029-mp5r82g4	4	6	DOI	doi	NN
cord-354029-mp5r82g4	4	7	:	:	:
cord-354029-mp5r82g4	5	1	10.1007/3	10.1007/3	CD
cord-354029-mp5r82g4	5	2	-	-	HYPH
cord-354029-mp5r82g4	5	3	540	540	CD
cord-354029-mp5r82g4	5	4	-	-	HYPH
cord-354029-mp5r82g4	5	5	26764	26764	CD
cord-354029-mp5r82g4	5	6	-	-	HYPH
cord-354029-mp5r82g4	5	7	6_2	6_2	CD
cord-354029-mp5r82g4	6	1	sha	sha	NNP
cord-354029-mp5r82g4	6	2	:	:	:
cord-354029-mp5r82g4	7	1	fec68be172892ad208b7d73c0e5c249c2ea3c3e6	fec68be172892ad208b7d73c0e5c249c2ea3c3e6	NNP
cord-354029-mp5r82g4	7	2	doc_id	doc_id	NNP
cord-354029-mp5r82g4	7	3	:	:	:
cord-354029-mp5r82g4	7	4	354029	354029	CD
cord-354029-mp5r82g4	7	5	cord_uid	cord_uid	NNS
cord-354029-mp5r82g4	7	6	:	:	:
cord-354029-mp5r82g4	7	7	mp5r82g4	mp5r82g4	NNP
cord-354029-mp5r82g4	8	1	Every	every	DT
cord-354029-mp5r82g4	8	2	enveloped	envelop	VBN
cord-354029-mp5r82g4	8	3	virus	virus	NN
cord-354029-mp5r82g4	8	4	fuses	fuse	VBZ
cord-354029-mp5r82g4	8	5	its	-PRON-	PRP$
cord-354029-mp5r82g4	8	6	membrane	membrane	NN
cord-354029-mp5r82g4	8	7	with	with	IN
cord-354029-mp5r82g4	8	8	a	a	DT
cord-354029-mp5r82g4	8	9	host	host	NN
cord-354029-mp5r82g4	8	10	cell	cell	NN
cord-354029-mp5r82g4	8	11	membrane	membrane	NN
cord-354029-mp5r82g4	8	12	,	,	,
cord-354029-mp5r82g4	8	13	thereby	thereby	RB
cord-354029-mp5r82g4	8	14	releasing	release	VBG
cord-354029-mp5r82g4	8	15	its	-PRON-	PRP$
cord-354029-mp5r82g4	8	16	genome	genome	NN
cord-354029-mp5r82g4	8	17	into	into	IN
cord-354029-mp5r82g4	8	18	the	the	DT
cord-354029-mp5r82g4	8	19	cytoplasm	cytoplasm	NN
cord-354029-mp5r82g4	8	20	and	and	CC
cord-354029-mp5r82g4	8	21	initiating	initiate	VBG
cord-354029-mp5r82g4	8	22	the	the	DT
cord-354029-mp5r82g4	8	23	viral	viral	JJ
cord-354029-mp5r82g4	8	24	replication	replication	NN
cord-354029-mp5r82g4	8	25	cycle	cycle	NN
cord-354029-mp5r82g4	8	26	.	.	.
cord-354029-mp5r82g4	9	1	In	in	IN
cord-354029-mp5r82g4	9	2	each	each	DT
cord-354029-mp5r82g4	9	3	case	case	NN
cord-354029-mp5r82g4	9	4	,	,	,
cord-354029-mp5r82g4	9	5	one	one	CD
cord-354029-mp5r82g4	9	6	or	or	CC
cord-354029-mp5r82g4	9	7	a	a	DT
cord-354029-mp5r82g4	9	8	small	small	JJ
cord-354029-mp5r82g4	9	9	set	set	NN
cord-354029-mp5r82g4	9	10	of	of	IN
cord-354029-mp5r82g4	9	11	viral	viral	JJ
cord-354029-mp5r82g4	9	12	surface	surface	NN
cord-354029-mp5r82g4	9	13	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	9	14	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	9	15	mediates	mediate	VBZ
cord-354029-mp5r82g4	9	16	fusion	fusion	NN
cord-354029-mp5r82g4	9	17	.	.	.
cord-354029-mp5r82g4	10	1	Viral	viral	JJ
cord-354029-mp5r82g4	10	2	fusion	fusion	NN
cord-354029-mp5r82g4	10	3	proteins	protein	NNS
cord-354029-mp5r82g4	10	4	vary	vary	VBP
cord-354029-mp5r82g4	10	5	in	in	IN
cord-354029-mp5r82g4	10	6	their	-PRON-	PRP$
cord-354029-mp5r82g4	10	7	mode	mode	NN
cord-354029-mp5r82g4	10	8	of	of	IN
cord-354029-mp5r82g4	10	9	activation	activation	NN
cord-354029-mp5r82g4	10	10	and	and	CC
cord-354029-mp5r82g4	10	11	in	in	IN
cord-354029-mp5r82g4	10	12	structural	structural	JJ
cord-354029-mp5r82g4	10	13	class	class	NN
cord-354029-mp5r82g4	10	14	.	.	.
cord-354029-mp5r82g4	11	1	These	these	DT
cord-354029-mp5r82g4	11	2	features	feature	NNS
cord-354029-mp5r82g4	11	3	combine	combine	VBP
cord-354029-mp5r82g4	11	4	to	to	TO
cord-354029-mp5r82g4	11	5	yield	yield	VB
cord-354029-mp5r82g4	11	6	many	many	JJ
cord-354029-mp5r82g4	11	7	different	different	JJ
cord-354029-mp5r82g4	11	8	fusion	fusion	NN
cord-354029-mp5r82g4	11	9	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	11	10	.	.	.
cord-354029-mp5r82g4	12	1	Despite	despite	IN
cord-354029-mp5r82g4	12	2	their	-PRON-	PRP$
cord-354029-mp5r82g4	12	3	differences	difference	NNS
cord-354029-mp5r82g4	12	4	,	,	,
cord-354029-mp5r82g4	12	5	common	common	JJ
cord-354029-mp5r82g4	12	6	principles	principle	NNS
cord-354029-mp5r82g4	12	7	for	for	IN
cord-354029-mp5r82g4	12	8	how	how	WRB
cord-354029-mp5r82g4	12	9	fusion	fusion	NN
cord-354029-mp5r82g4	12	10	proteins	protein	NNS
cord-354029-mp5r82g4	12	11	function	function	NN
cord-354029-mp5r82g4	12	12	are	be	VBP
cord-354029-mp5r82g4	12	13	emerging	emerge	VBG
cord-354029-mp5r82g4	12	14	:	:	:
cord-354029-mp5r82g4	12	15	In	in	IN
cord-354029-mp5r82g4	12	16	response	response	NN
cord-354029-mp5r82g4	12	17	to	to	IN
cord-354029-mp5r82g4	12	18	an	an	DT
cord-354029-mp5r82g4	12	19	activating	activate	VBG
cord-354029-mp5r82g4	12	20	trigger	trigger	NN
cord-354029-mp5r82g4	12	21	,	,	,
cord-354029-mp5r82g4	12	22	the	the	DT
cord-354029-mp5r82g4	12	23	metastable	metastable	JJ
cord-354029-mp5r82g4	12	24	fusion	fusion	NN
cord-354029-mp5r82g4	12	25	protein	protein	NN
cord-354029-mp5r82g4	12	26	converts	convert	VBZ
cord-354029-mp5r82g4	12	27	to	to	IN
cord-354029-mp5r82g4	12	28	an	an	DT
cord-354029-mp5r82g4	12	29	extended	extended	JJ
cord-354029-mp5r82g4	12	30	,	,	,
cord-354029-mp5r82g4	12	31	in	in	IN
cord-354029-mp5r82g4	12	32	some	some	DT
cord-354029-mp5r82g4	12	33	cases	case	NNS
cord-354029-mp5r82g4	12	34	rodlike	rodlike	JJ
cord-354029-mp5r82g4	12	35	structure	structure	NN
cord-354029-mp5r82g4	12	36	,	,	,
cord-354029-mp5r82g4	12	37	which	which	WDT
cord-354029-mp5r82g4	12	38	inserts	insert	VBZ
cord-354029-mp5r82g4	12	39	into	into	IN
cord-354029-mp5r82g4	12	40	the	the	DT
cord-354029-mp5r82g4	12	41	target	target	NN
cord-354029-mp5r82g4	12	42	membrane	membrane	NN
cord-354029-mp5r82g4	12	43	via	via	IN
cord-354029-mp5r82g4	12	44	its	-PRON-	PRP$
cord-354029-mp5r82g4	12	45	fusion	fusion	NN
cord-354029-mp5r82g4	12	46	peptide	peptide	NN
cord-354029-mp5r82g4	12	47	.	.	.
cord-354029-mp5r82g4	13	1	A	a	DT
cord-354029-mp5r82g4	13	2	subsequent	subsequent	JJ
cord-354029-mp5r82g4	13	3	conformational	conformational	JJ
cord-354029-mp5r82g4	13	4	change	change	NN
cord-354029-mp5r82g4	13	5	causes	cause	VBZ
cord-354029-mp5r82g4	13	6	the	the	DT
cord-354029-mp5r82g4	13	7	fusion	fusion	NN
cord-354029-mp5r82g4	13	8	protein	protein	NN
cord-354029-mp5r82g4	13	9	to	to	TO
cord-354029-mp5r82g4	13	10	fold	fold	VB
cord-354029-mp5r82g4	13	11	back	back	RB
cord-354029-mp5r82g4	13	12	upon	upon	IN
cord-354029-mp5r82g4	13	13	itself	-PRON-	PRP
cord-354029-mp5r82g4	13	14	,	,	,
cord-354029-mp5r82g4	13	15	thereby	thereby	RB
cord-354029-mp5r82g4	13	16	bringing	bring	VBG
cord-354029-mp5r82g4	13	17	its	-PRON-	PRP$
cord-354029-mp5r82g4	13	18	fusion	fusion	NN
cord-354029-mp5r82g4	13	19	peptide	peptide	NN
cord-354029-mp5r82g4	13	20	and	and	CC
cord-354029-mp5r82g4	13	21	its	-PRON-	PRP$
cord-354029-mp5r82g4	13	22	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	13	23	domain	domain	NN
cord-354029-mp5r82g4	13	24	—	—	:
cord-354029-mp5r82g4	13	25	and	and	CC
cord-354029-mp5r82g4	13	26	their	-PRON-	PRP$
cord-354029-mp5r82g4	13	27	attached	attach	VBN
cord-354029-mp5r82g4	13	28	target	target	NN
cord-354029-mp5r82g4	13	29	and	and	CC
cord-354029-mp5r82g4	13	30	viral	viral	JJ
cord-354029-mp5r82g4	13	31	membranes	membrane	NNS
cord-354029-mp5r82g4	13	32	—	—	:
cord-354029-mp5r82g4	13	33	into	into	IN
cord-354029-mp5r82g4	13	34	intimate	intimate	JJ
cord-354029-mp5r82g4	13	35	contact	contact	NN
cord-354029-mp5r82g4	13	36	.	.	.
cord-354029-mp5r82g4	14	1	Fusion	fusion	NN
cord-354029-mp5r82g4	14	2	ensues	ensue	VBZ
cord-354029-mp5r82g4	14	3	as	as	IN
cord-354029-mp5r82g4	14	4	the	the	DT
cord-354029-mp5r82g4	14	5	initial	initial	JJ
cord-354029-mp5r82g4	14	6	lipid	lipid	NN
cord-354029-mp5r82g4	14	7	stalk	stalk	NN
cord-354029-mp5r82g4	14	8	progresses	progress	VBZ
cord-354029-mp5r82g4	14	9	through	through	IN
cord-354029-mp5r82g4	14	10	local	local	JJ
cord-354029-mp5r82g4	14	11	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	14	12	,	,	,
cord-354029-mp5r82g4	14	13	and	and	CC
cord-354029-mp5r82g4	14	14	then	then	RB
cord-354029-mp5r82g4	14	15	opening	opening	NN
cord-354029-mp5r82g4	14	16	and	and	CC
cord-354029-mp5r82g4	14	17	enlargement	enlargement	NN
cord-354029-mp5r82g4	14	18	of	of	IN
cord-354029-mp5r82g4	14	19	a	a	DT
cord-354029-mp5r82g4	14	20	fusion	fusion	NN
cord-354029-mp5r82g4	14	21	pore	pore	NN
cord-354029-mp5r82g4	14	22	.	.	.
cord-354029-mp5r82g4	15	1	Here	here	RB
cord-354029-mp5r82g4	15	2	we	-PRON-	PRP
cord-354029-mp5r82g4	15	3	review	review	VBP
cord-354029-mp5r82g4	15	4	recent	recent	JJ
cord-354029-mp5r82g4	15	5	advances	advance	NNS
cord-354029-mp5r82g4	15	6	in	in	IN
cord-354029-mp5r82g4	15	7	our	-PRON-	PRP$
cord-354029-mp5r82g4	15	8	understanding	understanding	NN
cord-354029-mp5r82g4	15	9	of	of	IN
cord-354029-mp5r82g4	15	10	how	how	WRB
cord-354029-mp5r82g4	15	11	fusion	fusion	NN
cord-354029-mp5r82g4	15	12	proteins	protein	NNS
cord-354029-mp5r82g4	15	13	are	be	VBP
cord-354029-mp5r82g4	15	14	activated	activate	VBN
cord-354029-mp5r82g4	15	15	,	,	,
cord-354029-mp5r82g4	15	16	how	how	WRB
cord-354029-mp5r82g4	15	17	fusion	fusion	NN
cord-354029-mp5r82g4	15	18	proteins	protein	NNS
cord-354029-mp5r82g4	15	19	change	change	VBP
cord-354029-mp5r82g4	15	20	conformation	conformation	NN
cord-354029-mp5r82g4	15	21	during	during	IN
cord-354029-mp5r82g4	15	22	fusion	fusion	NN
cord-354029-mp5r82g4	15	23	,	,	,
cord-354029-mp5r82g4	15	24	and	and	CC
cord-354029-mp5r82g4	15	25	what	what	WP
cord-354029-mp5r82g4	15	26	is	be	VBZ
cord-354029-mp5r82g4	15	27	happening	happen	VBG
cord-354029-mp5r82g4	15	28	to	to	IN
cord-354029-mp5r82g4	15	29	the	the	DT
cord-354029-mp5r82g4	15	30	lipids	lipid	NNS
cord-354029-mp5r82g4	15	31	during	during	IN
cord-354029-mp5r82g4	15	32	fusion	fusion	NN
cord-354029-mp5r82g4	15	33	.	.	.
cord-354029-mp5r82g4	16	1	We	-PRON-	PRP
cord-354029-mp5r82g4	16	2	also	also	RB
cord-354029-mp5r82g4	16	3	briefly	briefly	RB
cord-354029-mp5r82g4	16	4	discuss	discuss	VBP
cord-354029-mp5r82g4	16	5	the	the	DT
cord-354029-mp5r82g4	16	6	therapeutic	therapeutic	JJ
cord-354029-mp5r82g4	16	7	potential	potential	NN
cord-354029-mp5r82g4	16	8	of	of	IN
cord-354029-mp5r82g4	16	9	fusion	fusion	NN
cord-354029-mp5r82g4	16	10	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	16	11	in	in	IN
cord-354029-mp5r82g4	16	12	treating	treat	VBG
cord-354029-mp5r82g4	16	13	viral	viral	JJ
cord-354029-mp5r82g4	16	14	infections	infection	NNS
cord-354029-mp5r82g4	16	15	.	.	.
cord-354029-mp5r82g4	17	1	1	1	CD
cord-354029-mp5r82g4	17	2	Introduction	Introduction	NNP
cord-354029-mp5r82g4	17	3	Fusion	Fusion	NNP
cord-354029-mp5r82g4	17	4	of	of	IN
cord-354029-mp5r82g4	17	5	enveloped	envelop	VBN
cord-354029-mp5r82g4	17	6	viruses	virus	NNS
cord-354029-mp5r82g4	17	7	with	with	IN
cord-354029-mp5r82g4	17	8	host	host	NN
cord-354029-mp5r82g4	17	9	cells	cell	NNS
cord-354029-mp5r82g4	17	10	remains	remain	VBZ
cord-354029-mp5r82g4	17	11	an	an	DT
cord-354029-mp5r82g4	17	12	important	important	JJ
cord-354029-mp5r82g4	17	13	topic	topic	NN
cord-354029-mp5r82g4	17	14	of	of	IN
cord-354029-mp5r82g4	17	15	research	research	NN
cord-354029-mp5r82g4	17	16	for	for	IN
cord-354029-mp5r82g4	17	17	two	two	CD
cord-354029-mp5r82g4	17	18	major	major	JJ
cord-354029-mp5r82g4	17	19	reasons	reason	NNS
cord-354029-mp5r82g4	17	20	.	.	.
cord-354029-mp5r82g4	18	1	First	first	RB
cord-354029-mp5r82g4	18	2	,	,	,
cord-354029-mp5r82g4	18	3	it	-PRON-	PRP
cord-354029-mp5r82g4	18	4	has	have	VBZ
cord-354029-mp5r82g4	18	5	recently	recently	RB
cord-354029-mp5r82g4	18	6	become	become	VBN
cord-354029-mp5r82g4	18	7	clear	clear	JJ
cord-354029-mp5r82g4	18	8	that	that	IN
cord-354029-mp5r82g4	18	9	fusion	fusion	NN
cord-354029-mp5r82g4	18	10	is	be	VBZ
cord-354029-mp5r82g4	18	11	a	a	DT
cord-354029-mp5r82g4	18	12	good	good	JJ
cord-354029-mp5r82g4	18	13	target	target	NN
cord-354029-mp5r82g4	18	14	for	for	IN
cord-354029-mp5r82g4	18	15	therapeutic	therapeutic	JJ
cord-354029-mp5r82g4	18	16	intervention	intervention	NN
cord-354029-mp5r82g4	18	17	(	(	-LRB-
cord-354029-mp5r82g4	18	18	Kilby	Kilby	NNP
cord-354029-mp5r82g4	18	19	et	et	NNP
cord-354029-mp5r82g4	18	20	al	al	NNP
cord-354029-mp5r82g4	18	21	.	.	.
cord-354029-mp5r82g4	18	22	1998	1998	CD
cord-354029-mp5r82g4	18	23	)	)	-RRB-
cord-354029-mp5r82g4	18	24	.	.	.
cord-354029-mp5r82g4	19	1	Second	second	JJ
cord-354029-mp5r82g4	19	2	,	,	,
cord-354029-mp5r82g4	19	3	viral	viral	JJ
cord-354029-mp5r82g4	19	4	fusion	fusion	NN
cord-354029-mp5r82g4	19	5	reactions	reaction	NNS
cord-354029-mp5r82g4	19	6	continue	continue	VBP
cord-354029-mp5r82g4	19	7	to	to	TO
cord-354029-mp5r82g4	19	8	serve	serve	VB
cord-354029-mp5r82g4	19	9	as	as	IN
cord-354029-mp5r82g4	19	10	models	model	NNS
cord-354029-mp5r82g4	19	11	for	for	IN
cord-354029-mp5r82g4	19	12	cellular	cellular	JJ
cord-354029-mp5r82g4	19	13	fusion	fusion	NN
cord-354029-mp5r82g4	19	14	events	event	NNS
cord-354029-mp5r82g4	19	15	.	.	.
cord-354029-mp5r82g4	20	1	Although	although	IN
cord-354029-mp5r82g4	20	2	several	several	JJ
cord-354029-mp5r82g4	20	3	viral	viral	JJ
cord-354029-mp5r82g4	20	4	fusion	fusion	NN
cord-354029-mp5r82g4	20	5	proteins	protein	NNS
cord-354029-mp5r82g4	20	6	,	,	,
cord-354029-mp5r82g4	20	7	such	such	JJ
cord-354029-mp5r82g4	20	8	as	as	IN
cord-354029-mp5r82g4	20	9	influenza	influenza	NN
cord-354029-mp5r82g4	20	10	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	20	11	(	(	-LRB-
cord-354029-mp5r82g4	20	12	HA	HA	NNP
cord-354029-mp5r82g4	20	13	)	)	-RRB-
cord-354029-mp5r82g4	20	14	and	and	CC
cord-354029-mp5r82g4	20	15	the	the	DT
cord-354029-mp5r82g4	20	16	human	human	JJ
cord-354029-mp5r82g4	20	17	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	20	18	virus	virus	NN
cord-354029-mp5r82g4	20	19	(	(	-LRB-
cord-354029-mp5r82g4	20	20	HIV	HIV	NNP
cord-354029-mp5r82g4	20	21	)	)	-RRB-
cord-354029-mp5r82g4	20	22	envelope	envelope	NN
cord-354029-mp5r82g4	20	23	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	20	24	(	(	-LRB-
cord-354029-mp5r82g4	20	25	Env	Env	NNP
cord-354029-mp5r82g4	20	26	)	)	-RRB-
cord-354029-mp5r82g4	20	27	,	,	,
cord-354029-mp5r82g4	20	28	have	have	VBP
cord-354029-mp5r82g4	20	29	emerged	emerge	VBN
cord-354029-mp5r82g4	20	30	as	as	IN
cord-354029-mp5r82g4	20	31	paradigms	paradigm	NNS
cord-354029-mp5r82g4	20	32	,	,	,
cord-354029-mp5r82g4	20	33	it	-PRON-	PRP
cord-354029-mp5r82g4	20	34	is	be	VBZ
cord-354029-mp5r82g4	20	35	important	important	JJ
cord-354029-mp5r82g4	20	36	to	to	TO
cord-354029-mp5r82g4	20	37	realize	realize	VB
cord-354029-mp5r82g4	20	38	that	that	IN
cord-354029-mp5r82g4	20	39	there	there	EX
cord-354029-mp5r82g4	20	40	are	be	VBP
cord-354029-mp5r82g4	20	41	many	many	JJ
cord-354029-mp5r82g4	20	42	distinguishing	distinguish	VBG
cord-354029-mp5r82g4	20	43	features	feature	NNS
cord-354029-mp5r82g4	20	44	among	among	IN
cord-354029-mp5r82g4	20	45	viral	viral	JJ
cord-354029-mp5r82g4	20	46	fusion	fusion	NN
cord-354029-mp5r82g4	20	47	proteins	protein	NNS
cord-354029-mp5r82g4	20	48	(	(	-LRB-
cord-354029-mp5r82g4	20	49	Table	table	NN
cord-354029-mp5r82g4	20	50	1	1	CD
cord-354029-mp5r82g4	20	51	)	)	-RRB-
cord-354029-mp5r82g4	20	52	.	.	.
cord-354029-mp5r82g4	21	1	Viral	viral	JJ
cord-354029-mp5r82g4	21	2	fusion	fusion	NN
cord-354029-mp5r82g4	21	3	proteins	protein	NNS
cord-354029-mp5r82g4	21	4	can	can	MD
cord-354029-mp5r82g4	21	5	be	be	VB
cord-354029-mp5r82g4	21	6	activated	activate	VBN
cord-354029-mp5r82g4	21	7	for	for	IN
cord-354029-mp5r82g4	21	8	fusion	fusion	NN
cord-354029-mp5r82g4	21	9	by	by	IN
cord-354029-mp5r82g4	21	10	different	different	JJ
cord-354029-mp5r82g4	21	11	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	21	12	.	.	.
cord-354029-mp5r82g4	22	1	They	-PRON-	PRP
cord-354029-mp5r82g4	22	2	have	have	VBP
cord-354029-mp5r82g4	22	3	also	also	RB
cord-354029-mp5r82g4	22	4	been	be	VBN
cord-354029-mp5r82g4	22	5	classified	classify	VBN
cord-354029-mp5r82g4	22	6	according	accord	VBG
cord-354029-mp5r82g4	22	7	to	to	IN
cord-354029-mp5r82g4	22	8	structural	structural	JJ
cord-354029-mp5r82g4	22	9	criteria	criterion	NNS
cord-354029-mp5r82g4	22	10	.	.	.
cord-354029-mp5r82g4	23	1	For	for	IN
cord-354029-mp5r82g4	23	2	some	some	DT
cord-354029-mp5r82g4	23	3	viruses	virus	NNS
cord-354029-mp5r82g4	23	4	,	,	,
cord-354029-mp5r82g4	23	5	the	the	DT
cord-354029-mp5r82g4	23	6	viral	viral	JJ
cord-354029-mp5r82g4	23	7	receptor	receptor	NN
cord-354029-mp5r82g4	23	8	does	do	VBZ
cord-354029-mp5r82g4	23	9	not	not	RB
cord-354029-mp5r82g4	23	10	actively	actively	RB
cord-354029-mp5r82g4	23	11	participate	participate	VB
cord-354029-mp5r82g4	23	12	in	in	IN
cord-354029-mp5r82g4	23	13	fusion	fusion	NN
cord-354029-mp5r82g4	23	14	,	,	,
cord-354029-mp5r82g4	23	15	whereas	whereas	IN
cord-354029-mp5r82g4	23	16	for	for	IN
cord-354029-mp5r82g4	23	17	others	other	NNS
cord-354029-mp5r82g4	23	18	,	,	,
cord-354029-mp5r82g4	23	19	one	one	CD
cord-354029-mp5r82g4	23	20	or	or	CC
cord-354029-mp5r82g4	23	21	more	more	JJR
cord-354029-mp5r82g4	23	22	receptors	receptor	NNS
cord-354029-mp5r82g4	23	23	are	be	VBP
cord-354029-mp5r82g4	23	24	essential	essential	JJ
cord-354029-mp5r82g4	23	25	players	player	NNS
cord-354029-mp5r82g4	23	26	.	.	.
cord-354029-mp5r82g4	24	1	The	the	DT
cord-354029-mp5r82g4	24	2	location	location	NN
cord-354029-mp5r82g4	24	3	of	of	IN
cord-354029-mp5r82g4	24	4	the	the	DT
cord-354029-mp5r82g4	24	5	fusion	fusion	NN
cord-354029-mp5r82g4	24	6	peptide	peptide	NN
cord-354029-mp5r82g4	24	7	,	,	,
cord-354029-mp5r82g4	24	8	critical	critical	JJ
cord-354029-mp5r82g4	24	9	for	for	IN
cord-354029-mp5r82g4	24	10	fusion	fusion	NN
cord-354029-mp5r82g4	24	11	,	,	,
cord-354029-mp5r82g4	24	12	can	can	MD
cord-354029-mp5r82g4	24	13	vary	vary	VB
cord-354029-mp5r82g4	24	14	.	.	.
cord-354029-mp5r82g4	25	1	Finally	finally	RB
cord-354029-mp5r82g4	25	2	,	,	,
cord-354029-mp5r82g4	25	3	whereas	whereas	IN
cord-354029-mp5r82g4	25	4	some	some	DT
cord-354029-mp5r82g4	25	5	viruses	virus	NNS
cord-354029-mp5r82g4	25	6	require	require	VBP
cord-354029-mp5r82g4	25	7	a	a	DT
cord-354029-mp5r82g4	25	8	single	single	JJ
cord-354029-mp5r82g4	25	9	viral	viral	JJ
cord-354029-mp5r82g4	25	10	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	25	11	to	to	TO
cord-354029-mp5r82g4	25	12	mediate	mediate	VB
cord-354029-mp5r82g4	25	13	fusion	fusion	NN
cord-354029-mp5r82g4	25	14	,	,	,
cord-354029-mp5r82g4	25	15	others	other	NNS
cord-354029-mp5r82g4	25	16	require	require	VBP
cord-354029-mp5r82g4	25	17	multiple	multiple	JJ
cord-354029-mp5r82g4	25	18	viral	viral	JJ
cord-354029-mp5r82g4	25	19	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	25	20	.	.	.
cord-354029-mp5r82g4	26	1	There	there	EX
cord-354029-mp5r82g4	26	2	are	be	VBP
cord-354029-mp5r82g4	26	3	many	many	JJ
cord-354029-mp5r82g4	26	4	excellent	excellent	JJ
cord-354029-mp5r82g4	26	5	recent	recent	JJ
cord-354029-mp5r82g4	26	6	reviews	review	NNS
cord-354029-mp5r82g4	26	7	on	on	IN
cord-354029-mp5r82g4	26	8	viral	viral	JJ
cord-354029-mp5r82g4	26	9	fusion	fusion	NN
cord-354029-mp5r82g4	26	10	and	and	CC
cord-354029-mp5r82g4	26	11	the	the	DT
cord-354029-mp5r82g4	26	12	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	26	13	that	that	WDT
cord-354029-mp5r82g4	26	14	mediate	mediate	VBP
cord-354029-mp5r82g4	26	15	this	this	DT
cord-354029-mp5r82g4	26	16	process	process	NN
cord-354029-mp5r82g4	26	17	(	(	-LRB-
cord-354029-mp5r82g4	26	18	Durell	Durell	NNP
cord-354029-mp5r82g4	26	19	et	et	FW
cord-354029-mp5r82g4	26	20	al	al	NNP
cord-354029-mp5r82g4	26	21	.	.	.
cord-354029-mp5r82g4	26	22	1997	1997	CD
cord-354029-mp5r82g4	26	23	;	;	:
cord-354029-mp5r82g4	26	24	Eckert	Eckert	NNP
cord-354029-mp5r82g4	26	25	and	and	CC
cord-354029-mp5r82g4	26	26	Kim	Kim	NNP
cord-354029-mp5r82g4	26	27	2001	2001	CD
cord-354029-mp5r82g4	26	28	;	;	:
cord-354029-mp5r82g4	26	29	Heinz	Heinz	NNP
cord-354029-mp5r82g4	26	30	and	and	CC
cord-354029-mp5r82g4	26	31	Allison	Allison	NNP
cord-354029-mp5r82g4	26	32	2001	2001	CD
cord-354029-mp5r82g4	26	33	;	;	:
cord-354029-mp5r82g4	26	34	Skehel	Skehel	NNP
cord-354029-mp5r82g4	26	35	and	and	CC
cord-354029-mp5r82g4	26	36	Wiley	Wiley	NNP
cord-354029-mp5r82g4	26	37	2000	2000	CD
cord-354029-mp5r82g4	26	38	;	;	:
cord-354029-mp5r82g4	26	39	Weissenhorn	Weissenhorn	NNP
cord-354029-mp5r82g4	26	40	et	et	NNP
cord-354029-mp5r82g4	26	41	al	al	NNP
cord-354029-mp5r82g4	26	42	.	.	.
cord-354029-mp5r82g4	26	43	1999	1999	CD
cord-354029-mp5r82g4	26	44	)	)	-RRB-
cord-354029-mp5r82g4	26	45	.	.	.
cord-354029-mp5r82g4	27	1	The	the	DT
cord-354029-mp5r82g4	27	2	goal	goal	NN
cord-354029-mp5r82g4	27	3	of	of	IN
cord-354029-mp5r82g4	27	4	this	this	DT
cord-354029-mp5r82g4	27	5	review	review	NN
cord-354029-mp5r82g4	27	6	is	be	VBZ
cord-354029-mp5r82g4	27	7	to	to	TO
cord-354029-mp5r82g4	27	8	give	give	VB
cord-354029-mp5r82g4	27	9	the	the	DT
cord-354029-mp5r82g4	27	10	reader	reader	NN
cord-354029-mp5r82g4	27	11	an	an	DT
cord-354029-mp5r82g4	27	12	appreciation	appreciation	NN
cord-354029-mp5r82g4	27	13	for	for	IN
cord-354029-mp5r82g4	27	14	the	the	DT
cord-354029-mp5r82g4	27	15	diversity	diversity	NN
cord-354029-mp5r82g4	27	16	of	of	IN
cord-354029-mp5r82g4	27	17	viral	viral	JJ
cord-354029-mp5r82g4	27	18	fusion	fusion	NN
cord-354029-mp5r82g4	27	19	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	27	20	.	.	.
cord-354029-mp5r82g4	28	1	2	2	LS
cord-354029-mp5r82g4	29	1	All	all	DT
cord-354029-mp5r82g4	29	2	fusion	fusion	NN
cord-354029-mp5r82g4	29	3	proteins	protein	NNS
cord-354029-mp5r82g4	29	4	exist	exist	VBP
cord-354029-mp5r82g4	29	5	on	on	IN
cord-354029-mp5r82g4	29	6	virion	virion	NN
cord-354029-mp5r82g4	29	7	surfaces	surface	NNS
cord-354029-mp5r82g4	29	8	in	in	IN
cord-354029-mp5r82g4	29	9	a	a	DT
cord-354029-mp5r82g4	29	10	metastable	metastable	JJ
cord-354029-mp5r82g4	29	11	state	state	NN
cord-354029-mp5r82g4	29	12	in	in	IN
cord-354029-mp5r82g4	29	13	which	which	WDT
cord-354029-mp5r82g4	29	14	the	the	DT
cord-354029-mp5r82g4	29	15	fusion	fusion	NN
cord-354029-mp5r82g4	29	16	peptide	peptide	NN
cord-354029-mp5r82g4	29	17	,	,	,
cord-354029-mp5r82g4	29	18	a	a	DT
cord-354029-mp5r82g4	29	19	critical	critical	JJ
cord-354029-mp5r82g4	29	20	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	29	21	sequence	sequence	NN
cord-354029-mp5r82g4	29	22	,	,	,
cord-354029-mp5r82g4	29	23	is	be	VBZ
cord-354029-mp5r82g4	29	24	hidden	hide	VBN
cord-354029-mp5r82g4	29	25	or	or	CC
cord-354029-mp5r82g4	29	26	shielded	shield	VBN
cord-354029-mp5r82g4	29	27	within	within	IN
cord-354029-mp5r82g4	29	28	the	the	DT
cord-354029-mp5r82g4	29	29	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	29	30	oligomer	oligomer	NNP
cord-354029-mp5r82g4	30	1	(	(	-LRB-
cord-354029-mp5r82g4	30	2	Carr	Carr	NNP
cord-354029-mp5r82g4	30	3	et	et	FW
cord-354029-mp5r82g4	30	4	al	al	NNP
cord-354029-mp5r82g4	30	5	.	.	.
cord-354029-mp5r82g4	31	1	1997	1997	CD
cord-354029-mp5r82g4	31	2	;	;	:
cord-354029-mp5r82g4	31	3	Hernandez	Hernandez	NNP
cord-354029-mp5r82g4	31	4	et	et	NNP
cord-354029-mp5r82g4	31	5	al	al	NNP
cord-354029-mp5r82g4	31	6	.	.	.
cord-354029-mp5r82g4	32	1	1996	1996	CD
cord-354029-mp5r82g4	32	2	;	;	:
cord-354029-mp5r82g4	32	3	Rey	Rey	NNP
cord-354029-mp5r82g4	32	4	et	et	NNP
cord-354029-mp5r82g4	32	5	al	al	NNP
cord-354029-mp5r82g4	32	6	.	.	NNP
cord-354029-mp5r82g4	32	7	1995	1995	CD
cord-354029-mp5r82g4	32	8	;	;	:
cord-354029-mp5r82g4	32	9	Skehel	Skehel	NNP
cord-354029-mp5r82g4	32	10	and	and	CC
cord-354029-mp5r82g4	32	11	Wiley	Wiley	NNP
cord-354029-mp5r82g4	32	12	2000	2000	CD
cord-354029-mp5r82g4	32	13	;	;	:
cord-354029-mp5r82g4	32	14	Wilson	Wilson	NNP
cord-354029-mp5r82g4	32	15	et	et	NNP
cord-354029-mp5r82g4	32	16	al	al	NNP
cord-354029-mp5r82g4	32	17	.	.	NNP
cord-354029-mp5r82g4	32	18	1981	1981	CD
cord-354029-mp5r82g4	32	19	)	)	-RRB-
cord-354029-mp5r82g4	32	20	.	.	.
cord-354029-mp5r82g4	33	1	After	after	IN
cord-354029-mp5r82g4	33	2	activation	activation	NN
cord-354029-mp5r82g4	33	3	,	,	,
cord-354029-mp5r82g4	33	4	the	the	DT
cord-354029-mp5r82g4	33	5	fusion	fusion	NN
cord-354029-mp5r82g4	33	6	peptides	peptide	NNS
cord-354029-mp5r82g4	33	7	are	be	VBP
cord-354029-mp5r82g4	33	8	rendered	render	VBN
cord-354029-mp5r82g4	33	9	accessible	accessible	JJ
cord-354029-mp5r82g4	33	10	for	for	IN
cord-354029-mp5r82g4	33	11	interaction	interaction	NN
cord-354029-mp5r82g4	33	12	with	with	IN
cord-354029-mp5r82g4	33	13	a	a	DT
cord-354029-mp5r82g4	33	14	target	target	NN
cord-354029-mp5r82g4	33	15	membrane	membrane	NN
cord-354029-mp5r82g4	33	16	.	.	.
cord-354029-mp5r82g4	34	1	A	a	DT
cord-354029-mp5r82g4	34	2	major	major	JJ
cord-354029-mp5r82g4	34	3	distinction	distinction	NN
cord-354029-mp5r82g4	34	4	among	among	IN
cord-354029-mp5r82g4	34	5	viral	viral	JJ
cord-354029-mp5r82g4	34	6	fusion	fusion	NN
cord-354029-mp5r82g4	34	7	proteins	protein	NNS
cord-354029-mp5r82g4	34	8	is	be	VBZ
cord-354029-mp5r82g4	34	9	the	the	DT
cord-354029-mp5r82g4	34	10	"	"	``
cord-354029-mp5r82g4	34	11	trigger	trigger	NN
cord-354029-mp5r82g4	34	12	"	"	''
cord-354029-mp5r82g4	34	13	for	for	IN
cord-354029-mp5r82g4	34	14	activation	activation	NN
cord-354029-mp5r82g4	34	15	.	.	.
cord-354029-mp5r82g4	35	1	There	there	EX
cord-354029-mp5r82g4	35	2	are	be	VBP
cord-354029-mp5r82g4	35	3	two	two	CD
cord-354029-mp5r82g4	35	4	well	well	RB
cord-354029-mp5r82g4	35	5	-	-	HYPH
cord-354029-mp5r82g4	35	6	recognized	recognize	VBN
cord-354029-mp5r82g4	35	7	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	35	8	:	:	:
cord-354029-mp5r82g4	35	9	(	(	-LRB-
cord-354029-mp5r82g4	35	10	1	1	LS
cord-354029-mp5r82g4	35	11	)	)	-RRB-
cord-354029-mp5r82g4	35	12	exposure	exposure	NN
cord-354029-mp5r82g4	35	13	to	to	IN
cord-354029-mp5r82g4	35	14	low	low	JJ
cord-354029-mp5r82g4	35	15	pH	ph	NN
cord-354029-mp5r82g4	35	16	and	and	CC
cord-354029-mp5r82g4	35	17	(	(	-LRB-
cord-354029-mp5r82g4	35	18	2	2	LS
cord-354029-mp5r82g4	35	19	)	)	-RRB-
cord-354029-mp5r82g4	35	20	specific	specific	JJ
cord-354029-mp5r82g4	35	21	interactions	interaction	NNS
cord-354029-mp5r82g4	35	22	with	with	IN
cord-354029-mp5r82g4	35	23	target	target	NN
cord-354029-mp5r82g4	35	24	cell	cell	NN
cord-354029-mp5r82g4	35	25	receptors	receptor	NNS
cord-354029-mp5r82g4	35	26	at	at	IN
cord-354029-mp5r82g4	35	27	neutral	neutral	JJ
cord-354029-mp5r82g4	36	1	pH.	pH.	NNP
cord-354029-mp5r82g4	36	2	A	a	DT
cord-354029-mp5r82g4	36	3	third	third	JJ
cord-354029-mp5r82g4	36	4	mechanism	mechanism	NN
cord-354029-mp5r82g4	36	5	involving	involve	VBG
cord-354029-mp5r82g4	36	6	receptor	receptor	NN
cord-354029-mp5r82g4	36	7	priming	prime	VBG
cord-354029-mp5r82g4	36	8	at	at	IN
cord-354029-mp5r82g4	36	9	neutral	neutral	JJ
cord-354029-mp5r82g4	36	10	pH	pH	NNP
cord-354029-mp5r82g4	36	11	followed	follow	VBN
cord-354029-mp5r82g4	36	12	by	by	IN
cord-354029-mp5r82g4	36	13	further	further	JJ
cord-354029-mp5r82g4	36	14	activation	activation	NN
cord-354029-mp5r82g4	36	15	at	at	IN
cord-354029-mp5r82g4	36	16	low	low	JJ
cord-354029-mp5r82g4	36	17	pH	pH	NNP
cord-354029-mp5r82g4	36	18	was	be	VBD
cord-354029-mp5r82g4	36	19	recently	recently	RB
cord-354029-mp5r82g4	36	20	proposed	propose	VBN
cord-354029-mp5r82g4	37	1	(	(	-LRB-
cord-354029-mp5r82g4	37	2	Mothes	Mothes	NNP
cord-354029-mp5r82g4	37	3	et	et	NNP
cord-354029-mp5r82g4	37	4	al	al	NNP
cord-354029-mp5r82g4	37	5	.	.	.
cord-354029-mp5r82g4	37	6	2000	2000	CD
cord-354029-mp5r82g4	37	7	)	)	-RRB-
cord-354029-mp5r82g4	37	8	.	.	.
cord-354029-mp5r82g4	38	1	Orthomyxoviruses	Orthomyxoviruses	NNP
cord-354029-mp5r82g4	38	2	,	,	,
cord-354029-mp5r82g4	38	3	togaviruses	togaviruse	NNS
cord-354029-mp5r82g4	38	4	,	,	,
cord-354029-mp5r82g4	38	5	flaviviruses	flavivirus	NNS
cord-354029-mp5r82g4	38	6	,	,	,
cord-354029-mp5r82g4	38	7	rhabdoviruses	rhabdovirus	NNS
cord-354029-mp5r82g4	38	8	,	,	,
cord-354029-mp5r82g4	38	9	bunyaviruses	bunyaviruses	NNP
cord-354029-mp5r82g4	38	10	,	,	,
cord-354029-mp5r82g4	38	11	arenaviruses	arenaviruses	NNP
cord-354029-mp5r82g4	38	12	,	,	,
cord-354029-mp5r82g4	38	13	and	and	CC
cord-354029-mp5r82g4	38	14	,	,	,
cord-354029-mp5r82g4	38	15	apparently	apparently	RB
cord-354029-mp5r82g4	38	16	,	,	,
cord-354029-mp5r82g4	38	17	filoviruses	filovirus	NNS
cord-354029-mp5r82g4	38	18	require	require	VBP
cord-354029-mp5r82g4	38	19	low	low	JJ
cord-354029-mp5r82g4	38	20	pH	ph	NN
cord-354029-mp5r82g4	38	21	to	to	TO
cord-354029-mp5r82g4	38	22	fuse	fuse	VB
cord-354029-mp5r82g4	38	23	with	with	IN
cord-354029-mp5r82g4	38	24	target	target	NN
cord-354029-mp5r82g4	38	25	membranes	membrane	NNS
cord-354029-mp5r82g4	38	26	(	(	-LRB-
cord-354029-mp5r82g4	38	27	Table	table	NN
cord-354029-mp5r82g4	38	28	1	1	CD
cord-354029-mp5r82g4	38	29	)	)	-RRB-
cord-354029-mp5r82g4	39	1	(	(	-LRB-
cord-354029-mp5r82g4	39	2	Doms	Doms	NNP
cord-354029-mp5r82g4	39	3	et	et	FW
cord-354029-mp5r82g4	39	4	al	al	NNP
cord-354029-mp5r82g4	39	5	.	.	.
cord-354029-mp5r82g4	40	1	1985	1985	CD
cord-354029-mp5r82g4	40	2	;	;	:
cord-354029-mp5r82g4	40	3	Gaudin	Gaudin	NNP
cord-354029-mp5r82g4	40	4	et	et	NNP
cord-354029-mp5r82g4	40	5	al	al	NNP
cord-354029-mp5r82g4	40	6	.	.	.
cord-354029-mp5r82g4	41	1	1999b	1999b	CD
cord-354029-mp5r82g4	42	1	;	;	:
cord-354029-mp5r82g4	42	2	Stegmann	Stegmann	NNP
cord-354029-mp5r82g4	42	3	et	et	NNP
cord-354029-mp5r82g4	42	4	al	al	NNP
cord-354029-mp5r82g4	42	5	.	.	NNP
cord-354029-mp5r82g4	42	6	1987	1987	CD
cord-354029-mp5r82g4	42	7	;	;	:
cord-354029-mp5r82g4	42	8	.	.	.
cord-354029-mp5r82g4	43	1	These	these	DT
cord-354029-mp5r82g4	43	2	viruses	virus	NNS
cord-354029-mp5r82g4	43	3	are	be	VBP
cord-354029-mp5r82g4	43	4	endocytosed	endocytose	VBN
cord-354029-mp5r82g4	43	5	after	after	IN
cord-354029-mp5r82g4	43	6	binding	bind	VBG
cord-354029-mp5r82g4	43	7	to	to	IN
cord-354029-mp5r82g4	43	8	the	the	DT
cord-354029-mp5r82g4	43	9	target	target	NN
cord-354029-mp5r82g4	43	10	cell	cell	NN
cord-354029-mp5r82g4	43	11	surface	surface	NN
cord-354029-mp5r82g4	43	12	.	.	.
cord-354029-mp5r82g4	44	1	The	the	DT
cord-354029-mp5r82g4	44	2	low	low	JJ
cord-354029-mp5r82g4	44	3	-	-	HYPH
cord-354029-mp5r82g4	44	4	pH	ph	NN
cord-354029-mp5r82g4	44	5	environment	environment	NN
cord-354029-mp5r82g4	44	6	of	of	IN
cord-354029-mp5r82g4	44	7	the	the	DT
cord-354029-mp5r82g4	44	8	endosome	endosome	NN
cord-354029-mp5r82g4	44	9	activates	activate	VBZ
cord-354029-mp5r82g4	44	10	the	the	DT
cord-354029-mp5r82g4	44	11	viral	viral	JJ
cord-354029-mp5r82g4	44	12	fusion	fusion	NN
cord-354029-mp5r82g4	44	13	protein	protein	NN
cord-354029-mp5r82g4	44	14	to	to	TO
cord-354029-mp5r82g4	44	15	convert	convert	VB
cord-354029-mp5r82g4	44	16	from	from	IN
cord-354029-mp5r82g4	44	17	a	a	DT
cord-354029-mp5r82g4	44	18	metastable	metastable	JJ
cord-354029-mp5r82g4	44	19	state	state	NN
cord-354029-mp5r82g4	44	20	to	to	IN
cord-354029-mp5r82g4	44	21	one	one	CD
cord-354029-mp5r82g4	44	22	that	that	WDT
cord-354029-mp5r82g4	44	23	is	be	VBZ
cord-354029-mp5r82g4	44	24	capable	capable	JJ
cord-354029-mp5r82g4	44	25	of	of	IN
cord-354029-mp5r82g4	44	26	driving	drive	VBG
cord-354029-mp5r82g4	44	27	fusion	fusion	NN
cord-354029-mp5r82g4	44	28	.	.	.
cord-354029-mp5r82g4	45	1	Although	although	IN
cord-354029-mp5r82g4	45	2	the	the	DT
cord-354029-mp5r82g4	45	3	presence	presence	NN
cord-354029-mp5r82g4	45	4	of	of	IN
cord-354029-mp5r82g4	45	5	a	a	DT
cord-354029-mp5r82g4	45	6	receptor	receptor	NN
cord-354029-mp5r82g4	45	7	may	may	MD
cord-354029-mp5r82g4	45	8	modulate	modulate	VB
cord-354029-mp5r82g4	45	9	the	the	DT
cord-354029-mp5r82g4	45	10	rate	rate	NN
cord-354029-mp5r82g4	45	11	or	or	CC
cord-354029-mp5r82g4	45	12	extent	extent	NN
cord-354029-mp5r82g4	45	13	of	of	IN
cord-354029-mp5r82g4	45	14	fusion	fusion	NN
cord-354029-mp5r82g4	45	15	Stegmann	Stegmann	NNP
cord-354029-mp5r82g4	45	16	et	et	NNP
cord-354029-mp5r82g4	45	17	al	al	NNP
cord-354029-mp5r82g4	45	18	.	.	.
cord-354029-mp5r82g4	46	1	1996	1996	CD
cord-354029-mp5r82g4	46	2	;	;	:
cord-354029-mp5r82g4	46	3	White	White	NNP
cord-354029-mp5r82g4	46	4	et	et	NNP
cord-354029-mp5r82g4	46	5	al	al	NNP
cord-354029-mp5r82g4	46	6	.	.	.
cord-354029-mp5r82g4	46	7	1982	1982	CD
cord-354029-mp5r82g4	46	8	)	)	-RRB-
cord-354029-mp5r82g4	46	9	,	,	,
cord-354029-mp5r82g4	46	10	receptors	receptor	NNS
cord-354029-mp5r82g4	46	11	are	be	VBP
cord-354029-mp5r82g4	46	12	not	not	RB
cord-354029-mp5r82g4	46	13	essential	essential	JJ
cord-354029-mp5r82g4	46	14	for	for	IN
cord-354029-mp5r82g4	46	15	low	low	JJ
cord-354029-mp5r82g4	46	16	-	-	HYPH
cord-354029-mp5r82g4	46	17	pH	ph	NN
cord-354029-mp5r82g4	46	18	-	-	HYPH
cord-354029-mp5r82g4	46	19	dependent	dependent	JJ
cord-354029-mp5r82g4	46	20	fusion	fusion	NN
cord-354029-mp5r82g4	46	21	.	.	.
cord-354029-mp5r82g4	47	1	Low	low	JJ
cord-354029-mp5r82g4	47	2	-	-	HYPH
cord-354029-mp5r82g4	47	3	pH	ph	NN
cord-354029-mp5r82g4	47	4	-	-	HYPH
cord-354029-mp5r82g4	47	5	dependent	dependent	JJ
cord-354029-mp5r82g4	47	6	fusion	fusion	NN
cord-354029-mp5r82g4	47	7	generally	generally	RB
cord-354029-mp5r82g4	47	8	occurs	occur	VBZ
cord-354029-mp5r82g4	47	9	within	within	IN
cord-354029-mp5r82g4	47	10	seconds	second	NNS
cord-354029-mp5r82g4	47	11	to	to	IN
cord-354029-mp5r82g4	47	12	minutes	minute	NNS
cord-354029-mp5r82g4	47	13	at	at	IN
cord-354029-mp5r82g4	47	14	37C	37c	CD
cord-354029-mp5r82g4	47	15	but	but	CC
cord-354029-mp5r82g4	47	16	can	can	MD
cord-354029-mp5r82g4	47	17	also	also	RB
cord-354029-mp5r82g4	47	18	occur	occur	VB
cord-354029-mp5r82g4	47	19	,	,	,
cord-354029-mp5r82g4	47	20	albeit	albeit	IN
cord-354029-mp5r82g4	47	21	more	more	RBR
cord-354029-mp5r82g4	47	22	slowly	slowly	RB
cord-354029-mp5r82g4	47	23	,	,	,
cord-354029-mp5r82g4	47	24	at	at	IN
cord-354029-mp5r82g4	47	25	T<22C.	T<22C.	NNP
cord-354029-mp5r82g4	47	26	Four	four	CD
cord-354029-mp5r82g4	47	27	main	main	JJ
cord-354029-mp5r82g4	47	28	techniques	technique	NNS
cord-354029-mp5r82g4	47	29	have	have	VBP
cord-354029-mp5r82g4	47	30	been	be	VBN
cord-354029-mp5r82g4	47	31	used	use	VBN
cord-354029-mp5r82g4	47	32	to	to	TO
cord-354029-mp5r82g4	47	33	assess	assess	VB
cord-354029-mp5r82g4	47	34	whether	whether	IN
cord-354029-mp5r82g4	47	35	a	a	DT
cord-354029-mp5r82g4	47	36	virus	virus	NN
cord-354029-mp5r82g4	47	37	requires	require	VBZ
cord-354029-mp5r82g4	47	38	low	low	JJ
cord-354029-mp5r82g4	47	39	pH	ph	NN
cord-354029-mp5r82g4	47	40	to	to	TO
cord-354029-mp5r82g4	47	41	fuse	fuse	VB
cord-354029-mp5r82g4	47	42	.	.	.
cord-354029-mp5r82g4	48	1	The	the	DT
cord-354029-mp5r82g4	48	2	first	first	JJ
cord-354029-mp5r82g4	48	3	technique	technique	NN
cord-354029-mp5r82g4	48	4	is	be	VBZ
cord-354029-mp5r82g4	48	5	testing	test	VBG
cord-354029-mp5r82g4	48	6	the	the	DT
cord-354029-mp5r82g4	48	7	effects	effect	NNS
cord-354029-mp5r82g4	48	8	of	of	IN
cord-354029-mp5r82g4	48	9	agents	agent	NNS
cord-354029-mp5r82g4	48	10	,	,	,
cord-354029-mp5r82g4	48	11	such	such	JJ
cord-354029-mp5r82g4	48	12	as	as	IN
cord-354029-mp5r82g4	48	13	bafilomycin	bafilomycin	NNS
cord-354029-mp5r82g4	48	14	,	,	,
cord-354029-mp5r82g4	48	15	that	that	WDT
cord-354029-mp5r82g4	48	16	inhibit	inhibit	VBP
cord-354029-mp5r82g4	48	17	endosomal	endosomal	JJ
cord-354029-mp5r82g4	48	18	acidification	acidification	NN
cord-354029-mp5r82g4	48	19	.	.	.
cord-354029-mp5r82g4	49	1	In	in	IN
cord-354029-mp5r82g4	49	2	some	some	DT
cord-354029-mp5r82g4	49	3	studies	study	NNS
cord-354029-mp5r82g4	49	4	of	of	IN
cord-354029-mp5r82g4	49	5	this	this	DT
cord-354029-mp5r82g4	49	6	type	type	NN
cord-354029-mp5r82g4	49	7	,	,	,
cord-354029-mp5r82g4	49	8	fusion	fusion	NN
cord-354029-mp5r82g4	49	9	has	have	VBZ
cord-354029-mp5r82g4	49	10	been	be	VBN
cord-354029-mp5r82g4	49	11	measured	measure	VBN
cord-354029-mp5r82g4	49	12	directly	directly	RB
cord-354029-mp5r82g4	49	13	by	by	IN
cord-354029-mp5r82g4	49	14	assessing	assess	VBG
cord-354029-mp5r82g4	49	15	the	the	DT
cord-354029-mp5r82g4	49	16	transfer	transfer	NN
cord-354029-mp5r82g4	49	17	of	of	IN
cord-354029-mp5r82g4	49	18	fluorescent	fluorescent	JJ
cord-354029-mp5r82g4	49	19	probes	probe	NNS
cord-354029-mp5r82g4	49	20	from	from	IN
cord-354029-mp5r82g4	49	21	the	the	DT
cord-354029-mp5r82g4	49	22	virus	virus	NN
cord-354029-mp5r82g4	49	23	to	to	IN
cord-354029-mp5r82g4	49	24	the	the	DT
cord-354029-mp5r82g4	49	25	target	target	NN
cord-354029-mp5r82g4	49	26	cell	cell	NN
cord-354029-mp5r82g4	49	27	(	(	-LRB-
cord-354029-mp5r82g4	49	28	Earp	Earp	NNP
cord-354029-mp5r82g4	49	29	et	et	NNP
cord-354029-mp5r82g4	49	30	al	al	NNP
cord-354029-mp5r82g4	49	31	.	.	NNP
cord-354029-mp5r82g4	49	32	2003	2003	CD
cord-354029-mp5r82g4	49	33	;	;	:
cord-354029-mp5r82g4	49	34	Irurzun	Irurzun	NNP
cord-354029-mp5r82g4	49	35	et	et	NNP
cord-354029-mp5r82g4	49	36	al	al	NNP
cord-354029-mp5r82g4	49	37	.	.	.
cord-354029-mp5r82g4	49	38	1997	1997	CD
cord-354029-mp5r82g4	49	39	;	;	:
cord-354029-mp5r82g4	49	40	Zarkik	Zarkik	NNP
cord-354029-mp5r82g4	49	41	et	et	NNP
cord-354029-mp5r82g4	49	42	al	al	NNP
cord-354029-mp5r82g4	49	43	.	.	.
cord-354029-mp5r82g4	49	44	1997	1997	CD
cord-354029-mp5r82g4	49	45	)	)	-RRB-
cord-354029-mp5r82g4	49	46	.	.	.
cord-354029-mp5r82g4	50	1	In	in	IN
cord-354029-mp5r82g4	50	2	others	other	NNS
cord-354029-mp5r82g4	50	3	,	,	,
cord-354029-mp5r82g4	50	4	fusion	fusion	NN
cord-354029-mp5r82g4	50	5	has	have	VBZ
cord-354029-mp5r82g4	50	6	been	be	VBN
cord-354029-mp5r82g4	50	7	inferred	infer	VBN
cord-354029-mp5r82g4	50	8	by	by	IN
cord-354029-mp5r82g4	50	9	monitoring	monitor	VBG
cord-354029-mp5r82g4	50	10	postfusion	postfusion	NN
cord-354029-mp5r82g4	50	11	events	event	NNS
cord-354029-mp5r82g4	50	12	,	,	,
cord-354029-mp5r82g4	50	13	such	such	JJ
cord-354029-mp5r82g4	50	14	as	as	IN
cord-354029-mp5r82g4	50	15	the	the	DT
cord-354029-mp5r82g4	50	16	synthesis	synthesis	NN
cord-354029-mp5r82g4	50	17	of	of	IN
cord-354029-mp5r82g4	50	18	viral	viral	JJ
cord-354029-mp5r82g4	50	19	DNA	dna	NN
cord-354029-mp5r82g4	50	20	(	(	-LRB-
cord-354029-mp5r82g4	50	21	Mothes	Mothes	NNP
cord-354029-mp5r82g4	50	22	et	et	NNP
cord-354029-mp5r82g4	50	23	al	al	NNP
cord-354029-mp5r82g4	50	24	.	.	.
cord-354029-mp5r82g4	50	25	2000	2000	CD
cord-354029-mp5r82g4	50	26	)	)	-RRB-
cord-354029-mp5r82g4	50	27	.	.	.
cord-354029-mp5r82g4	51	1	A	a	DT
cord-354029-mp5r82g4	51	2	second	second	JJ
cord-354029-mp5r82g4	51	3	test	test	NN
cord-354029-mp5r82g4	51	4	is	be	VBZ
cord-354029-mp5r82g4	51	5	to	to	TO
cord-354029-mp5r82g4	51	6	assess	assess	VB
cord-354029-mp5r82g4	51	7	whether	whether	IN
cord-354029-mp5r82g4	51	8	fusion	fusion	NN
cord-354029-mp5r82g4	51	9	of	of	IN
cord-354029-mp5r82g4	51	10	bound	bind	VBN
cord-354029-mp5r82g4	51	11	virions	virion	NNS
cord-354029-mp5r82g4	51	12	can	can	MD
cord-354029-mp5r82g4	51	13	be	be	VB
cord-354029-mp5r82g4	51	14	induced	induce	VBN
cord-354029-mp5r82g4	51	15	by	by	IN
cord-354029-mp5r82g4	51	16	briefly	briefly	RB
cord-354029-mp5r82g4	51	17	warming	warm	VBG
cord-354029-mp5r82g4	51	18	virus	virus	NN
cord-354029-mp5r82g4	51	19	-	-	HYPH
cord-354029-mp5r82g4	51	20	cell	cell	NN
cord-354029-mp5r82g4	51	21	complexes	complex	NNS
cord-354029-mp5r82g4	51	22	in	in	IN
cord-354029-mp5r82g4	51	23	low	low	JJ
cord-354029-mp5r82g4	51	24	-	-	HYPH
cord-354029-mp5r82g4	51	25	pH	ph	NN
cord-354029-mp5r82g4	51	26	medium	medium	NN
cord-354029-mp5r82g4	51	27	(	(	-LRB-
cord-354029-mp5r82g4	51	28	Mothes	Mothes	NNP
cord-354029-mp5r82g4	51	29	et	et	NNP
cord-354029-mp5r82g4	51	30	al	al	NNP
cord-354029-mp5r82g4	51	31	.	.	.
cord-354029-mp5r82g4	51	32	2000	2000	CD
cord-354029-mp5r82g4	51	33	;	;	:
cord-354029-mp5r82g4	51	34	.	.	.
cord-354029-mp5r82g4	52	1	A	a	DT
cord-354029-mp5r82g4	52	2	third	third	JJ
cord-354029-mp5r82g4	52	3	test	test	NN
cord-354029-mp5r82g4	52	4	is	be	VBZ
cord-354029-mp5r82g4	52	5	to	to	TO
cord-354029-mp5r82g4	52	6	assess	assess	VB
cord-354029-mp5r82g4	52	7	whether	whether	IN
cord-354029-mp5r82g4	52	8	pretreatment	pretreatment	NN
cord-354029-mp5r82g4	52	9	of	of	IN
cord-354029-mp5r82g4	52	10	virions	virion	NNS
cord-354029-mp5r82g4	52	11	at	at	IN
cord-354029-mp5r82g4	52	12	low	low	JJ
cord-354029-mp5r82g4	52	13	pH	ph	NN
cord-354029-mp5r82g4	52	14	(	(	-LRB-
cord-354029-mp5r82g4	52	15	in	in	IN
cord-354029-mp5r82g4	52	16	the	the	DT
cord-354029-mp5r82g4	52	17	absence	absence	NN
cord-354029-mp5r82g4	52	18	of	of	IN
cord-354029-mp5r82g4	52	19	target	target	NN
cord-354029-mp5r82g4	52	20	membranes	membrane	NNS
cord-354029-mp5r82g4	52	21	)	)	-RRB-
cord-354029-mp5r82g4	52	22	inactivates	inactivate	VBZ
cord-354029-mp5r82g4	52	23	the	the	DT
cord-354029-mp5r82g4	52	24	virus	virus	NN
cord-354029-mp5r82g4	52	25	for	for	IN
cord-354029-mp5r82g4	52	26	fusion	fusion	NN
cord-354029-mp5r82g4	52	27	.	.	.
cord-354029-mp5r82g4	53	1	Some	some	DT
cord-354029-mp5r82g4	53	2	(	(	-LRB-
cord-354029-mp5r82g4	53	3	Bron	Bron	NNP
cord-354029-mp5r82g4	53	4	et	et	FW
cord-354029-mp5r82g4	53	5	al	al	NNP
cord-354029-mp5r82g4	53	6	.	.	.
cord-354029-mp5r82g4	53	7	1993	1993	CD
cord-354029-mp5r82g4	54	1	;	;	:
cord-354029-mp5r82g4	54	2	Corver	Corver	NNP
cord-354029-mp5r82g4	54	3	et	et	NNP
cord-354029-mp5r82g4	54	4	al	al	NNP
cord-354029-mp5r82g4	54	5	.	.	.
cord-354029-mp5r82g4	55	1	2000	2000	CD
cord-354029-mp5r82g4	55	2	;	;	:
cord-354029-mp5r82g4	55	3	Di	Di	NNP
cord-354029-mp5r82g4	55	4	Simone	Simone	NNP
cord-354029-mp5r82g4	55	5	and	and	CC
cord-354029-mp5r82g4	55	6	Buchmeier	Buchmeier	NNP
cord-354029-mp5r82g4	55	7	1995	1995	CD
cord-354029-mp5r82g4	55	8	;	;	:
cord-354029-mp5r82g4	55	9	Korte	Korte	NNP
cord-354029-mp5r82g4	55	10	et	et	NNP
cord-354029-mp5r82g4	55	11	al	al	NNP
cord-354029-mp5r82g4	55	12	.	.	.
cord-354029-mp5r82g4	56	1	1999	1999	CD
cord-354029-mp5r82g4	56	2	;	;	:
cord-354029-mp5r82g4	56	3	Nir	Nir	NNP
cord-354029-mp5r82g4	56	4	et	et	NNP
cord-354029-mp5r82g4	56	5	al	al	NNP
cord-354029-mp5r82g4	56	6	.	.	.
cord-354029-mp5r82g4	56	7	1990	1990	CD
cord-354029-mp5r82g4	57	1	;	;	:
cord-354029-mp5r82g4	57	2	Stegmann	Stegmann	NNP
cord-354029-mp5r82g4	57	3	et	et	NNP
cord-354029-mp5r82g4	57	4	al	al	NNP
cord-354029-mp5r82g4	57	5	.	.	NNP
cord-354029-mp5r82g4	57	6	1987	1987	CD
cord-354029-mp5r82g4	57	7	)	)	-RRB-
cord-354029-mp5r82g4	57	8	,	,	,
cord-354029-mp5r82g4	57	9	but	but	CC
cord-354029-mp5r82g4	57	10	not	not	RB
cord-354029-mp5r82g4	57	11	all	all	DT
cord-354029-mp5r82g4	58	1	(	(	-LRB-
cord-354029-mp5r82g4	58	2	Puri	Puri	NNP
cord-354029-mp5r82g4	58	3	et	et	FW
cord-354029-mp5r82g4	58	4	al	al	NNP
cord-354029-mp5r82g4	58	5	.	.	.
cord-354029-mp5r82g4	58	6	1988	1988	CD
cord-354029-mp5r82g4	58	7	)	)	-RRB-
cord-354029-mp5r82g4	58	8	,	,	,
cord-354029-mp5r82g4	58	9	viruses	virus	NNS
cord-354029-mp5r82g4	58	10	that	that	WDT
cord-354029-mp5r82g4	58	11	fuse	fuse	VBP
cord-354029-mp5r82g4	58	12	at	at	IN
cord-354029-mp5r82g4	58	13	low	low	JJ
cord-354029-mp5r82g4	58	14	pH	ph	NN
cord-354029-mp5r82g4	58	15	can	can	MD
cord-354029-mp5r82g4	58	16	be	be	VB
cord-354029-mp5r82g4	58	17	inactivated	inactivate	VBN
cord-354029-mp5r82g4	58	18	by	by	IN
cord-354029-mp5r82g4	58	19	this	this	DT
cord-354029-mp5r82g4	58	20	method	method	NN
cord-354029-mp5r82g4	58	21	.	.	.
cord-354029-mp5r82g4	59	1	Viral	viral	JJ
cord-354029-mp5r82g4	59	2	fusion	fusion	NN
cord-354029-mp5r82g4	59	3	proteins	protein	NNS
cord-354029-mp5r82g4	59	4	that	that	WDT
cord-354029-mp5r82g4	59	5	are	be	VBP
cord-354029-mp5r82g4	59	6	inactivated	inactivate	VBN
cord-354029-mp5r82g4	59	7	by	by	IN
cord-354029-mp5r82g4	59	8	low	low	JJ
cord-354029-mp5r82g4	59	9	pH	pH	NNP
cord-354029-mp5r82g4	59	10	undergo	undergo	VB
cord-354029-mp5r82g4	59	11	irreversible	irreversible	JJ
cord-354029-mp5r82g4	59	12	conformational	conformational	JJ
cord-354029-mp5r82g4	59	13	changes	change	NNS
cord-354029-mp5r82g4	59	14	.	.	.
cord-354029-mp5r82g4	60	1	In	in	IN
cord-354029-mp5r82g4	60	2	the	the	DT
cord-354029-mp5r82g4	60	3	case	case	NN
cord-354029-mp5r82g4	60	4	of	of	IN
cord-354029-mp5r82g4	60	5	X:31	X:31	NNP
cord-354029-mp5r82g4	60	6	HA	HA	NNP
cord-354029-mp5r82g4	60	7	,	,	,
cord-354029-mp5r82g4	60	8	this	this	DT
cord-354029-mp5r82g4	60	9	results	result	VBZ
cord-354029-mp5r82g4	60	10	in	in	IN
cord-354029-mp5r82g4	60	11	insertion	insertion	NN
cord-354029-mp5r82g4	60	12	of	of	IN
cord-354029-mp5r82g4	60	13	the	the	DT
cord-354029-mp5r82g4	60	14	fusion	fusion	NN
cord-354029-mp5r82g4	60	15	peptide	peptide	NN
cord-354029-mp5r82g4	60	16	into	into	IN
cord-354029-mp5r82g4	60	17	the	the	DT
cord-354029-mp5r82g4	60	18	viral	viral	JJ
cord-354029-mp5r82g4	60	19	membrane	membrane	NN
cord-354029-mp5r82g4	60	20	(	(	-LRB-
cord-354029-mp5r82g4	60	21	Korte	Korte	NNP
cord-354029-mp5r82g4	60	22	et	et	NNP
cord-354029-mp5r82g4	60	23	al	al	NNP
cord-354029-mp5r82g4	60	24	.	.	.
cord-354029-mp5r82g4	60	25	1999	1999	CD
cord-354029-mp5r82g4	60	26	;	;	:
cord-354029-mp5r82g4	60	27	Weber	Weber	NNP
cord-354029-mp5r82g4	60	28	et	et	NNP
cord-354029-mp5r82g4	60	29	al	al	NNP
cord-354029-mp5r82g4	60	30	.	.	.
cord-354029-mp5r82g4	60	31	1994	1994	CD
cord-354029-mp5r82g4	60	32	)	)	-RRB-
cord-354029-mp5r82g4	60	33	.	.	.
cord-354029-mp5r82g4	61	1	The	the	DT
cord-354029-mp5r82g4	61	2	fourth	fourth	JJ
cord-354029-mp5r82g4	61	3	test	test	NN
cord-354029-mp5r82g4	61	4	is	be	VBZ
cord-354029-mp5r82g4	61	5	to	to	TO
cord-354029-mp5r82g4	61	6	assess	assess	VB
cord-354029-mp5r82g4	61	7	whether	whether	IN
cord-354029-mp5r82g4	61	8	cells	cell	NNS
cord-354029-mp5r82g4	61	9	expressing	express	VBG
cord-354029-mp5r82g4	61	10	the	the	DT
cord-354029-mp5r82g4	61	11	viral	viral	JJ
cord-354029-mp5r82g4	61	12	fusion	fusion	NN
cord-354029-mp5r82g4	61	13	protein	protein	NN
cord-354029-mp5r82g4	61	14	can	can	MD
cord-354029-mp5r82g4	61	15	fuse	fuse	VB
cord-354029-mp5r82g4	61	16	.	.	.
cord-354029-mp5r82g4	62	1	Cell	cell	NN
cord-354029-mp5r82g4	62	2	-	-	HYPH
cord-354029-mp5r82g4	62	3	cell	cell	NN
cord-354029-mp5r82g4	62	4	fusion	fusion	NN
cord-354029-mp5r82g4	62	5	can	can	MD
cord-354029-mp5r82g4	62	6	be	be	VB
cord-354029-mp5r82g4	62	7	observed	observe	VBN
cord-354029-mp5r82g4	62	8	by	by	IN
cord-354029-mp5r82g4	62	9	light	light	NN
cord-354029-mp5r82g4	62	10	or	or	CC
cord-354029-mp5r82g4	62	11	fluorescence	fluorescence	NN
cord-354029-mp5r82g4	62	12	microscopy	microscopy	NNS
cord-354029-mp5r82g4	62	13	(	(	-LRB-
cord-354029-mp5r82g4	62	14	Frey	Frey	NNP
cord-354029-mp5r82g4	62	15	et	et	NNP
cord-354029-mp5r82g4	62	16	al	al	NNP
cord-354029-mp5r82g4	62	17	.	.	NNP
cord-354029-mp5r82g4	62	18	1995	1995	CD
cord-354029-mp5r82g4	62	19	;	;	:
cord-354029-mp5r82g4	62	20	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	62	21	et	et	NNP
cord-354029-mp5r82g4	62	22	al	al	NNP
cord-354029-mp5r82g4	62	23	.	.	.
cord-354029-mp5r82g4	63	1	1997b	1997b	CD
cord-354029-mp5r82g4	63	2	;	;	:
cord-354029-mp5r82g4	63	3	Mothes	Mothes	NNP
cord-354029-mp5r82g4	63	4	et	et	NNP
cord-354029-mp5r82g4	63	5	al	al	NNP
cord-354029-mp5r82g4	63	6	.	.	.
cord-354029-mp5r82g4	63	7	2000	2000	CD
cord-354029-mp5r82g4	63	8	)	)	-RRB-
cord-354029-mp5r82g4	63	9	,	,	,
cord-354029-mp5r82g4	63	10	or	or	CC
cord-354029-mp5r82g4	63	11	it	-PRON-	PRP
cord-354029-mp5r82g4	63	12	can	can	MD
cord-354029-mp5r82g4	63	13	be	be	VB
cord-354029-mp5r82g4	63	14	scored	score	VBN
cord-354029-mp5r82g4	63	15	with	with	IN
cord-354029-mp5r82g4	63	16	gene	gene	NN
cord-354029-mp5r82g4	63	17	reporter	reporter	NN
cord-354029-mp5r82g4	63	18	assays	assay	NNS
cord-354029-mp5r82g4	63	19	that	that	WDT
cord-354029-mp5r82g4	63	20	monitor	monitor	VBP
cord-354029-mp5r82g4	63	21	interactions	interaction	NNS
cord-354029-mp5r82g4	63	22	of	of	IN
cord-354029-mp5r82g4	63	23	components	component	NNS
cord-354029-mp5r82g4	63	24	from	from	IN
cord-354029-mp5r82g4	63	25	the	the	DT
cord-354029-mp5r82g4	63	26	fusing	fusing	NN
cord-354029-mp5r82g4	63	27	cells	cell	NNS
cord-354029-mp5r82g4	63	28	Earp	Earp	NNP
cord-354029-mp5r82g4	63	29	et	et	NNP
cord-354029-mp5r82g4	63	30	al	al	NNP
cord-354029-mp5r82g4	63	31	.	.	.
cord-354029-mp5r82g4	64	1	2003	2003	CD
cord-354029-mp5r82g4	64	2	;	;	:
cord-354029-mp5r82g4	64	3	Feng	Feng	NNP
cord-354029-mp5r82g4	64	4	et	et	FW
cord-354029-mp5r82g4	64	5	al	al	NNP
cord-354029-mp5r82g4	64	6	.	.	.
cord-354029-mp5r82g4	65	1	1996	1996	CD
cord-354029-mp5r82g4	65	2	;	;	:
cord-354029-mp5r82g4	65	3	Nussbaum	Nussbaum	NNP
cord-354029-mp5r82g4	65	4	et	et	NNP
cord-354029-mp5r82g4	65	5	al	al	NNP
cord-354029-mp5r82g4	65	6	.	.	.
cord-354029-mp5r82g4	65	7	1994	1994	CD
cord-354029-mp5r82g4	65	8	)	)	-RRB-
cord-354029-mp5r82g4	65	9	.	.	.
cord-354029-mp5r82g4	66	1	Although	although	IN
cord-354029-mp5r82g4	66	2	cellcell	cellcell	NN
cord-354029-mp5r82g4	66	3	fusion	fusion	NN
cord-354029-mp5r82g4	66	4	assays	assay	NNS
cord-354029-mp5r82g4	66	5	are	be	VBP
cord-354029-mp5r82g4	66	6	relatively	relatively	RB
cord-354029-mp5r82g4	66	7	simple	simple	JJ
cord-354029-mp5r82g4	66	8	to	to	TO
cord-354029-mp5r82g4	66	9	perform	perform	VB
cord-354029-mp5r82g4	66	10	,	,	,
cord-354029-mp5r82g4	66	11	the	the	DT
cord-354029-mp5r82g4	66	12	results	result	NNS
cord-354029-mp5r82g4	66	13	do	do	VBP
cord-354029-mp5r82g4	66	14	not	not	RB
cord-354029-mp5r82g4	66	15	always	always	RB
cord-354029-mp5r82g4	66	16	correlate	correlate	VB
cord-354029-mp5r82g4	66	17	with	with	IN
cord-354029-mp5r82g4	66	18	virus	virus	NN
cord-354029-mp5r82g4	66	19	-	-	HYPH
cord-354029-mp5r82g4	66	20	cell	cell	NN
cord-354029-mp5r82g4	66	21	fusion	fusion	NN
cord-354029-mp5r82g4	66	22	or	or	CC
cord-354029-mp5r82g4	66	23	infection	infection	NN
cord-354029-mp5r82g4	66	24	(	(	-LRB-
cord-354029-mp5r82g4	66	25	Earp	Earp	NNP
cord-354029-mp5r82g4	66	26	et	et	NNP
cord-354029-mp5r82g4	66	27	al	al	NNP
cord-354029-mp5r82g4	66	28	.	.	.
cord-354029-mp5r82g4	67	1	2003	2003	CD
cord-354029-mp5r82g4	67	2	;	;	:
cord-354029-mp5r82g4	67	3	Lavillette	Lavillette	NNP
cord-354029-mp5r82g4	67	4	et	et	NNP
cord-354029-mp5r82g4	67	5	al	al	NNP
cord-354029-mp5r82g4	67	6	.	.	.
cord-354029-mp5r82g4	68	1	1998	1998	CD
cord-354029-mp5r82g4	68	2	;	;	:
cord-354029-mp5r82g4	68	3	Schmid	Schmid	NNP
cord-354029-mp5r82g4	68	4	et	et	NNP
cord-354029-mp5r82g4	68	5	al	al	NNP
cord-354029-mp5r82g4	68	6	.	.	.
cord-354029-mp5r82g4	68	7	2000	2000	CD
cord-354029-mp5r82g4	68	8	)	)	-RRB-
cord-354029-mp5r82g4	68	9	.	.	.
cord-354029-mp5r82g4	69	1	Many	many	JJ
cord-354029-mp5r82g4	69	2	enveloped	envelop	VBN
cord-354029-mp5r82g4	69	3	viruses	virus	NNS
cord-354029-mp5r82g4	69	4	do	do	VBP
cord-354029-mp5r82g4	69	5	not	not	RB
cord-354029-mp5r82g4	69	6	require	require	VB
cord-354029-mp5r82g4	69	7	low	low	JJ
cord-354029-mp5r82g4	69	8	pH	ph	NN
cord-354029-mp5r82g4	69	9	to	to	TO
cord-354029-mp5r82g4	69	10	fuse	fuse	VB
cord-354029-mp5r82g4	69	11	with	with	IN
cord-354029-mp5r82g4	69	12	target	target	NN
cord-354029-mp5r82g4	69	13	cells	cell	NNS
cord-354029-mp5r82g4	69	14	.	.	.
cord-354029-mp5r82g4	70	1	This	this	DT
cord-354029-mp5r82g4	70	2	has	have	VBZ
cord-354029-mp5r82g4	70	3	generally	generally	RB
cord-354029-mp5r82g4	70	4	been	be	VBN
cord-354029-mp5r82g4	70	5	established	establish	VBN
cord-354029-mp5r82g4	70	6	in	in	IN
cord-354029-mp5r82g4	70	7	controlled	control	VBN
cord-354029-mp5r82g4	70	8	experiments	experiment	NNS
cord-354029-mp5r82g4	70	9	using	use	VBG
cord-354029-mp5r82g4	70	10	the	the	DT
cord-354029-mp5r82g4	70	11	approaches	approach	NNS
cord-354029-mp5r82g4	70	12	described	describe	VBN
cord-354029-mp5r82g4	70	13	in	in	IN
cord-354029-mp5r82g4	70	14	Sect	Sect	NNP
cord-354029-mp5r82g4	70	15	.	.	.
cord-354029-mp5r82g4	71	1	2.1	2.1	CD
cord-354029-mp5r82g4	71	2	.	.	.
cord-354029-mp5r82g4	72	1	Viruses	virus	NNS
cord-354029-mp5r82g4	72	2	that	that	WDT
cord-354029-mp5r82g4	72	3	can	can	MD
cord-354029-mp5r82g4	72	4	fuse	fuse	VB
cord-354029-mp5r82g4	72	5	at	at	IN
cord-354029-mp5r82g4	72	6	neutral	neutral	JJ
cord-354029-mp5r82g4	72	7	pH	pH	NNP
cord-354029-mp5r82g4	72	8	include	include	VBP
cord-354029-mp5r82g4	72	9	paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	72	10	,	,	,
cord-354029-mp5r82g4	72	11	herpesviruses	herpesviruses	NNP
cord-354029-mp5r82g4	72	12	,	,	,
cord-354029-mp5r82g4	72	13	coronaviruses	coronaviruse	NNS
cord-354029-mp5r82g4	72	14	,	,	,
cord-354029-mp5r82g4	72	15	poxviruses	poxvirus	NNS
cord-354029-mp5r82g4	72	16	,	,	,
cord-354029-mp5r82g4	72	17	and	and	CC
cord-354029-mp5r82g4	72	18	most	most	JJS
cord-354029-mp5r82g4	72	19	retroviruses	retrovirus	NNS
cord-354029-mp5r82g4	72	20	(	(	-LRB-
cord-354029-mp5r82g4	72	21	Table	table	NN
cord-354029-mp5r82g4	72	22	1	1	CD
cord-354029-mp5r82g4	72	23	)	)	-RRB-
cord-354029-mp5r82g4	73	1	(	(	-LRB-
cord-354029-mp5r82g4	73	2	Hernandez	Hernandez	NNP
cord-354029-mp5r82g4	73	3	et	et	NNP
cord-354029-mp5r82g4	73	4	al	al	NNP
cord-354029-mp5r82g4	73	5	.	.	.
cord-354029-mp5r82g4	74	1	1997	1997	CD
cord-354029-mp5r82g4	74	2	;	;	:
cord-354029-mp5r82g4	74	3	McClure	McClure	NNP
cord-354029-mp5r82g4	74	4	et	et	NNP
cord-354029-mp5r82g4	74	5	al	al	NNP
cord-354029-mp5r82g4	74	6	.	.	NNP
cord-354029-mp5r82g4	74	7	1990	1990	CD
cord-354029-mp5r82g4	74	8	;	;	:
cord-354029-mp5r82g4	74	9	Stein	Stein	NNP
cord-354029-mp5r82g4	74	10	et	et	NNP
cord-354029-mp5r82g4	74	11	al	al	NNP
cord-354029-mp5r82g4	74	12	.	.	NNP
cord-354029-mp5r82g4	74	13	1987	1987	CD
cord-354029-mp5r82g4	74	14	;	;	.
cord-354029-mp5r82g4	75	1	Taguchi	Taguchi	NNP
cord-354029-mp5r82g4	75	2	and	and	CC
cord-354029-mp5r82g4	75	3	Matsuyama	Matsuyama	NNP
cord-354029-mp5r82g4	75	4	2002	2002	CD
cord-354029-mp5r82g4	75	5	)	)	-RRB-
cord-354029-mp5r82g4	75	6	.	.	.
cord-354029-mp5r82g4	76	1	The	the	DT
cord-354029-mp5r82g4	76	2	fusion	fusion	NN
cord-354029-mp5r82g4	76	3	proteins	protein	NNS
cord-354029-mp5r82g4	76	4	of	of	IN
cord-354029-mp5r82g4	76	5	these	these	DT
cord-354029-mp5r82g4	76	6	viruses	virus	NNS
cord-354029-mp5r82g4	76	7	are	be	VBP
cord-354029-mp5r82g4	76	8	activated	activate	VBN
cord-354029-mp5r82g4	76	9	via	via	IN
cord-354029-mp5r82g4	76	10	specific	specific	JJ
cord-354029-mp5r82g4	76	11	interactions	interaction	NNS
cord-354029-mp5r82g4	76	12	with	with	IN
cord-354029-mp5r82g4	76	13	one	one	CD
cord-354029-mp5r82g4	76	14	or	or	CC
cord-354029-mp5r82g4	76	15	more	more	JJR
cord-354029-mp5r82g4	76	16	receptors	receptor	NNS
cord-354029-mp5r82g4	76	17	in	in	IN
cord-354029-mp5r82g4	76	18	the	the	DT
cord-354029-mp5r82g4	76	19	target	target	NN
cord-354029-mp5r82g4	76	20	cell	cell	NN
cord-354029-mp5r82g4	76	21	membrane	membrane	NN
cord-354029-mp5r82g4	76	22	(	(	-LRB-
cord-354029-mp5r82g4	76	23	Hernandez	Hernandez	NNP
cord-354029-mp5r82g4	76	24	et	et	NNP
cord-354029-mp5r82g4	76	25	al	al	NNP
cord-354029-mp5r82g4	76	26	.	.	.
cord-354029-mp5r82g4	77	1	1996	1996	CD
cord-354029-mp5r82g4	77	2	;	;	:
cord-354029-mp5r82g4	77	3	Hunter	Hunter	NNP
cord-354029-mp5r82g4	77	4	1997	1997	CD
cord-354029-mp5r82g4	77	5	;	;	:
cord-354029-mp5r82g4	77	6	Stein	Stein	NNP
cord-354029-mp5r82g4	77	7	et	et	NNP
cord-354029-mp5r82g4	77	8	al	al	NNP
cord-354029-mp5r82g4	77	9	.	.	NNP
cord-354029-mp5r82g4	77	10	1987	1987	CD
cord-354029-mp5r82g4	77	11	)	)	-RRB-
cord-354029-mp5r82g4	77	12	.	.	.
cord-354029-mp5r82g4	78	1	Viruses	virus	NNS
cord-354029-mp5r82g4	78	2	that	that	WDT
cord-354029-mp5r82g4	78	3	can	can	MD
cord-354029-mp5r82g4	78	4	fuse	fuse	VB
cord-354029-mp5r82g4	78	5	at	at	IN
cord-354029-mp5r82g4	78	6	neutral	neutral	JJ
cord-354029-mp5r82g4	78	7	pH	pH	NNP
cord-354029-mp5r82g4	78	8	are	be	VBP
cord-354029-mp5r82g4	78	9	thought	think	VBN
cord-354029-mp5r82g4	78	10	to	to	TO
cord-354029-mp5r82g4	78	11	do	do	VB
cord-354029-mp5r82g4	78	12	so	so	RB
cord-354029-mp5r82g4	78	13	at	at	IN
cord-354029-mp5r82g4	78	14	the	the	DT
cord-354029-mp5r82g4	78	15	plasma	plasma	NN
cord-354029-mp5r82g4	78	16	membrane	membrane	NN
cord-354029-mp5r82g4	78	17	.	.	.
cord-354029-mp5r82g4	79	1	However	however	RB
cord-354029-mp5r82g4	79	2	,	,	,
cord-354029-mp5r82g4	79	3	they	-PRON-	PRP
cord-354029-mp5r82g4	79	4	may	may	MD
cord-354029-mp5r82g4	79	5	also	also	RB
cord-354029-mp5r82g4	79	6	be	be	VB
cord-354029-mp5r82g4	79	7	able	able	JJ
cord-354029-mp5r82g4	79	8	to	to	TO
cord-354029-mp5r82g4	79	9	fuse	fuse	VB
cord-354029-mp5r82g4	79	10	with	with	IN
cord-354029-mp5r82g4	79	11	neutral	neutral	JJ
cord-354029-mp5r82g4	79	12	-	-	HYPH
cord-354029-mp5r82g4	79	13	pH	ph	NN
cord-354029-mp5r82g4	79	14	intracellular	intracellular	JJ
cord-354029-mp5r82g4	79	15	compartments	compartment	NNS
cord-354029-mp5r82g4	79	16	(	(	-LRB-
cord-354029-mp5r82g4	79	17	e.g.	e.g.	RB
cord-354029-mp5r82g4	79	18	,	,	,
cord-354029-mp5r82g4	79	19	caveosomes	caveosome	NNS
cord-354029-mp5r82g4	79	20	)	)	-RRB-
cord-354029-mp5r82g4	79	21	that	that	WDT
cord-354029-mp5r82g4	79	22	can	can	MD
cord-354029-mp5r82g4	79	23	be	be	VB
cord-354029-mp5r82g4	79	24	accessed	access	VBN
cord-354029-mp5r82g4	79	25	through	through	IN
cord-354029-mp5r82g4	79	26	newly	newly	RB
cord-354029-mp5r82g4	79	27	recognized	recognize	VBN
cord-354029-mp5r82g4	79	28	endocytic	endocytic	JJ
cord-354029-mp5r82g4	79	29	pathways	pathway	NNS
cord-354029-mp5r82g4	79	30	(	(	-LRB-
cord-354029-mp5r82g4	79	31	Pelkmans	Pelkmans	NNPS
cord-354029-mp5r82g4	79	32	and	and	CC
cord-354029-mp5r82g4	79	33	Helenius	Helenius	NNP
cord-354029-mp5r82g4	79	34	2003	2003	CD
cord-354029-mp5r82g4	79	35	;	;	:
cord-354029-mp5r82g4	79	36	Shin	Shin	NNP
cord-354029-mp5r82g4	79	37	and	and	CC
cord-354029-mp5r82g4	79	38	Abraham	Abraham	NNP
cord-354029-mp5r82g4	79	39	2001	2001	CD
cord-354029-mp5r82g4	79	40	)	)	-RRB-
cord-354029-mp5r82g4	79	41	(	(	-LRB-
cord-354029-mp5r82g4	79	42	see	see	VB
cord-354029-mp5r82g4	79	43	also	also	RB
cord-354029-mp5r82g4	79	44	the	the	DT
cord-354029-mp5r82g4	79	45	chapter	chapter	NN
cord-354029-mp5r82g4	79	46	by	by	IN
cord-354029-mp5r82g4	79	47	Sieczkarski	Sieczkarski	NNP
cord-354029-mp5r82g4	79	48	and	and	CC
cord-354029-mp5r82g4	79	49	Whittaker	Whittaker	NNP
cord-354029-mp5r82g4	79	50	,	,	,
cord-354029-mp5r82g4	79	51	this	this	DT
cord-354029-mp5r82g4	79	52	volume	volume	NN
cord-354029-mp5r82g4	79	53	)	)	-RRB-
cord-354029-mp5r82g4	79	54	.	.	.
cord-354029-mp5r82g4	80	1	It	-PRON-	PRP
cord-354029-mp5r82g4	80	2	is	be	VBZ
cord-354029-mp5r82g4	80	3	important	important	JJ
cord-354029-mp5r82g4	80	4	to	to	TO
cord-354029-mp5r82g4	80	5	note	note	VB
cord-354029-mp5r82g4	80	6	,	,	,
cord-354029-mp5r82g4	80	7	however	however	RB
cord-354029-mp5r82g4	80	8	,	,	,
cord-354029-mp5r82g4	80	9	that	that	IN
cord-354029-mp5r82g4	80	10	viruses	virus	NNS
cord-354029-mp5r82g4	80	11	that	that	WDT
cord-354029-mp5r82g4	80	12	can	can	MD
cord-354029-mp5r82g4	80	13	fuse	fuse	VB
cord-354029-mp5r82g4	80	14	at	at	IN
cord-354029-mp5r82g4	80	15	neutral	neutral	JJ
cord-354029-mp5r82g4	80	16	pH	pH	NNP
cord-354029-mp5r82g4	80	17	may	may	MD
cord-354029-mp5r82g4	80	18	also	also	RB
cord-354029-mp5r82g4	80	19	possess	possess	VB
cord-354029-mp5r82g4	80	20	the	the	DT
cord-354029-mp5r82g4	80	21	ability	ability	NN
cord-354029-mp5r82g4	80	22	to	to	TO
cord-354029-mp5r82g4	80	23	fuse	fuse	VB
cord-354029-mp5r82g4	80	24	at	at	IN
cord-354029-mp5r82g4	80	25	low	low	JJ
cord-354029-mp5r82g4	80	26	pH	ph	NN
cord-354029-mp5r82g4	81	1	(	(	-LRB-
cord-354029-mp5r82g4	81	2	Earp	Earp	NNP
cord-354029-mp5r82g4	81	3	et	et	NNP
cord-354029-mp5r82g4	81	4	al	al	NNP
cord-354029-mp5r82g4	81	5	.	.	.
cord-354029-mp5r82g4	82	1	2003	2003	CD
cord-354029-mp5r82g4	82	2	;	;	:
cord-354029-mp5r82g4	82	3	Fackler	Fackler	NNP
cord-354029-mp5r82g4	82	4	and	and	CC
cord-354029-mp5r82g4	82	5	Peterlin	Peterlin	NNP
cord-354029-mp5r82g4	82	6	2000	2000	CD
cord-354029-mp5r82g4	82	7	)	)	-RRB-
cord-354029-mp5r82g4	82	8	.	.	.
cord-354029-mp5r82g4	83	1	To	to	IN
cord-354029-mp5r82g4	83	2	date	date	NN
cord-354029-mp5r82g4	83	3	,	,	,
cord-354029-mp5r82g4	83	4	neutral	neutral	JJ
cord-354029-mp5r82g4	83	5	-	-	HYPH
cord-354029-mp5r82g4	83	6	pH	ph	NN
cord-354029-mp5r82g4	83	7	fusion	fusion	NN
cord-354029-mp5r82g4	83	8	has	have	VBZ
cord-354029-mp5r82g4	83	9	been	be	VBN
cord-354029-mp5r82g4	83	10	found	find	VBN
cord-354029-mp5r82g4	83	11	to	to	TO
cord-354029-mp5r82g4	83	12	display	display	VB
cord-354029-mp5r82g4	83	13	a	a	DT
cord-354029-mp5r82g4	83	14	sharp	sharp	JJ
cord-354029-mp5r82g4	83	15	temperature	temperature	NN
cord-354029-mp5r82g4	83	16	threshold	threshold	NN
cord-354029-mp5r82g4	83	17	,	,	,
cord-354029-mp5r82g4	83	18	with	with	IN
cord-354029-mp5r82g4	83	19	little	little	JJ
cord-354029-mp5r82g4	83	20	or	or	CC
cord-354029-mp5r82g4	83	21	no	no	DT
cord-354029-mp5r82g4	83	22	fusion	fusion	NN
cord-354029-mp5r82g4	83	23	occurring	occur	VBG
cord-354029-mp5r82g4	83	24	at	at	IN
cord-354029-mp5r82g4	83	25	T<20C.	T<20C.	NNP
cord-354029-mp5r82g4	84	1	Recently	recently	RB
cord-354029-mp5r82g4	84	2	,	,	,
cord-354029-mp5r82g4	84	3	a	a	DT
cord-354029-mp5r82g4	84	4	third	third	JJ
cord-354029-mp5r82g4	84	5	model	model	NN
cord-354029-mp5r82g4	84	6	was	be	VBD
cord-354029-mp5r82g4	84	7	proposed	propose	VBN
cord-354029-mp5r82g4	84	8	for	for	IN
cord-354029-mp5r82g4	84	9	the	the	DT
cord-354029-mp5r82g4	84	10	activation	activation	NN
cord-354029-mp5r82g4	84	11	of	of	IN
cord-354029-mp5r82g4	84	12	alpharetroviruses	alpharetroviruse	NNS
cord-354029-mp5r82g4	84	13	.	.	.
cord-354029-mp5r82g4	85	1	In	in	IN
cord-354029-mp5r82g4	85	2	this	this	DT
cord-354029-mp5r82g4	85	3	model	model	NN
cord-354029-mp5r82g4	85	4	,	,	,
cord-354029-mp5r82g4	85	5	activation	activation	NN
cord-354029-mp5r82g4	85	6	of	of	IN
cord-354029-mp5r82g4	85	7	the	the	DT
cord-354029-mp5r82g4	85	8	alpharetroviral	alpharetroviral	JJ
cord-354029-mp5r82g4	85	9	Env	Env	NNP
cord-354029-mp5r82g4	85	10	begins	begin	VBZ
cord-354029-mp5r82g4	85	11	with	with	IN
cord-354029-mp5r82g4	85	12	receptor	receptor	NN
cord-354029-mp5r82g4	85	13	binding	bind	VBG
cord-354029-mp5r82g4	85	14	at	at	IN
cord-354029-mp5r82g4	85	15	neutral	neutral	JJ
cord-354029-mp5r82g4	85	16	pH	pH	NNP
cord-354029-mp5r82g4	85	17	(	(	-LRB-
cord-354029-mp5r82g4	85	18	at	at	IN
cord-354029-mp5r82g4	85	19	T>22C	T>22C	NNP
cord-354029-mp5r82g4	85	20	)	)	-RRB-
cord-354029-mp5r82g4	85	21	but	but	CC
cord-354029-mp5r82g4	85	22	is	be	VBZ
cord-354029-mp5r82g4	85	23	only	only	RB
cord-354029-mp5r82g4	85	24	complete	complete	JJ
cord-354029-mp5r82g4	85	25	after	after	IN
cord-354029-mp5r82g4	85	26	exposure	exposure	NN
cord-354029-mp5r82g4	85	27	to	to	IN
cord-354029-mp5r82g4	85	28	low	low	JJ
cord-354029-mp5r82g4	85	29	pH	ph	NN
cord-354029-mp5r82g4	85	30	(	(	-LRB-
cord-354029-mp5r82g4	85	31	Mothes	Mothes	NNP
cord-354029-mp5r82g4	85	32	et	et	FW
cord-354029-mp5r82g4	85	33	al	al	NNP
cord-354029-mp5r82g4	85	34	.	.	.
cord-354029-mp5r82g4	85	35	2000	2000	CD
cord-354029-mp5r82g4	85	36	)	)	-RRB-
cord-354029-mp5r82g4	85	37	.	.	.
cord-354029-mp5r82g4	86	1	The	the	DT
cord-354029-mp5r82g4	86	2	role	role	NN
cord-354029-mp5r82g4	86	3	of	of	IN
cord-354029-mp5r82g4	86	4	low	low	JJ
cord-354029-mp5r82g4	86	5	pH	ph	NN
cord-354029-mp5r82g4	86	6	in	in	IN
cord-354029-mp5r82g4	86	7	this	this	DT
cord-354029-mp5r82g4	86	8	"	"	``
cord-354029-mp5r82g4	86	9	two	two	CD
cord-354029-mp5r82g4	86	10	-	-	HYPH
cord-354029-mp5r82g4	86	11	step	step	NN
cord-354029-mp5r82g4	86	12	"	"	''
cord-354029-mp5r82g4	86	13	model	model	NN
cord-354029-mp5r82g4	86	14	is	be	VBZ
cord-354029-mp5r82g4	86	15	derived	derive	VBN
cord-354029-mp5r82g4	86	16	from	from	IN
cord-354029-mp5r82g4	86	17	two	two	CD
cord-354029-mp5r82g4	86	18	key	key	JJ
cord-354029-mp5r82g4	86	19	observations	observation	NNS
cord-354029-mp5r82g4	86	20	:	:	:
cord-354029-mp5r82g4	86	21	(	(	-LRB-
cord-354029-mp5r82g4	86	22	1	1	LS
cord-354029-mp5r82g4	86	23	)	)	-RRB-
cord-354029-mp5r82g4	87	1	The	the	DT
cord-354029-mp5r82g4	87	2	continuous	continuous	JJ
cord-354029-mp5r82g4	87	3	presence	presence	NN
cord-354029-mp5r82g4	87	4	of	of	IN
cord-354029-mp5r82g4	87	5	endosomal	endosomal	NNP
cord-354029-mp5r82g4	87	6	acidification	acidification	NN
cord-354029-mp5r82g4	87	7	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	87	8	prevents	prevent	VBZ
cord-354029-mp5r82g4	87	9	production	production	NN
cord-354029-mp5r82g4	87	10	of	of	IN
cord-354029-mp5r82g4	87	11	alpharetroviral	alpharetroviral	JJ
cord-354029-mp5r82g4	87	12	reverse	reverse	JJ
cord-354029-mp5r82g4	87	13	transcripts	transcript	NNS
cord-354029-mp5r82g4	87	14	,	,	,
cord-354029-mp5r82g4	87	15	and	and	CC
cord-354029-mp5r82g4	87	16	(	(	-LRB-
cord-354029-mp5r82g4	87	17	2	2	LS
cord-354029-mp5r82g4	87	18	)	)	-RRB-
cord-354029-mp5r82g4	87	19	cells	cell	NNS
cord-354029-mp5r82g4	87	20	expressing	express	VBG
cord-354029-mp5r82g4	87	21	Env	Env	NNP
cord-354029-mp5r82g4	87	22	and	and	CC
cord-354029-mp5r82g4	87	23	cells	cell	NNS
cord-354029-mp5r82g4	87	24	expressing	express	VBG
cord-354029-mp5r82g4	87	25	the	the	DT
cord-354029-mp5r82g4	87	26	viral	viral	JJ
cord-354029-mp5r82g4	87	27	receptor	receptor	NN
cord-354029-mp5r82g4	87	28	only	only	RB
cord-354029-mp5r82g4	87	29	form	form	VB
cord-354029-mp5r82g4	87	30	large	large	JJ
cord-354029-mp5r82g4	87	31	syncytia	syncytia	NN
cord-354029-mp5r82g4	87	32	after	after	IN
cord-354029-mp5r82g4	87	33	exposure	exposure	NN
cord-354029-mp5r82g4	87	34	to	to	IN
cord-354029-mp5r82g4	87	35	low	low	JJ
cord-354029-mp5r82g4	87	36	pH	ph	NN
cord-354029-mp5r82g4	87	37	(	(	-LRB-
cord-354029-mp5r82g4	87	38	Mothes	Mothes	NNP
cord-354029-mp5r82g4	87	39	et	et	FW
cord-354029-mp5r82g4	87	40	al	al	NNP
cord-354029-mp5r82g4	87	41	.	.	.
cord-354029-mp5r82g4	87	42	2000	2000	CD
cord-354029-mp5r82g4	87	43	)	)	-RRB-
cord-354029-mp5r82g4	87	44	.	.	.
cord-354029-mp5r82g4	88	1	Our	-PRON-	PRP$
cord-354029-mp5r82g4	88	2	recent	recent	JJ
cord-354029-mp5r82g4	88	3	work	work	NN
cord-354029-mp5r82g4	88	4	indicates	indicate	VBZ
cord-354029-mp5r82g4	88	5	that	that	IN
cord-354029-mp5r82g4	88	6	alpharetrovirus	alpharetrovirus	NNP
cord-354029-mp5r82g4	88	7	fusion	fusion	NN
cord-354029-mp5r82g4	88	8	can	can	MD
cord-354029-mp5r82g4	88	9	proceed	proceed	VB
cord-354029-mp5r82g4	88	10	to	to	IN
cord-354029-mp5r82g4	88	11	the	the	DT
cord-354029-mp5r82g4	88	12	lipid	lipid	NN
cord-354029-mp5r82g4	88	13	mixing	mix	VBG
cord-354029-mp5r82g4	88	14	stage	stage	NN
cord-354029-mp5r82g4	88	15	at	at	IN
cord-354029-mp5r82g4	88	16	neutral	neutral	JJ
cord-354029-mp5r82g4	88	17	pH	pH	NNP
cord-354029-mp5r82g4	89	1	(	(	-LRB-
cord-354029-mp5r82g4	89	2	Earp	Earp	NNP
cord-354029-mp5r82g4	89	3	et	et	NNP
cord-354029-mp5r82g4	89	4	al	al	NNP
cord-354029-mp5r82g4	89	5	.	.	NNP
cord-354029-mp5r82g4	89	6	2003	2003	CD
cord-354029-mp5r82g4	89	7	)	)	-RRB-
cord-354029-mp5r82g4	89	8	,	,	,
cord-354029-mp5r82g4	89	9	and	and	CC
cord-354029-mp5r82g4	89	10	that	that	IN
cord-354029-mp5r82g4	89	11	receptor	receptor	NN
cord-354029-mp5r82g4	89	12	binding	binding	NN
cord-354029-mp5r82g4	89	13	and	and	CC
cord-354029-mp5r82g4	89	14	low	low	JJ
cord-354029-mp5r82g4	89	15	pH	ph	NN
cord-354029-mp5r82g4	89	16	sequentially	sequentially	RB
cord-354029-mp5r82g4	89	17	induce	induce	VB
cord-354029-mp5r82g4	89	18	distinct	distinct	JJ
cord-354029-mp5r82g4	89	19	conformational	conformational	JJ
cord-354029-mp5r82g4	89	20	changes	change	NNS
cord-354029-mp5r82g4	89	21	in	in	IN
cord-354029-mp5r82g4	89	22	the	the	DT
cord-354029-mp5r82g4	89	23	alpharetrovial	alpharetrovial	JJ
cord-354029-mp5r82g4	89	24	Env	Env	NNP
cord-354029-mp5r82g4	89	25	(	(	-LRB-
cord-354029-mp5r82g4	89	26	Matsuyama	Matsuyama	NNP
cord-354029-mp5r82g4	89	27	et	et	NNP
cord-354029-mp5r82g4	89	28	al	al	NNP
cord-354029-mp5r82g4	89	29	.	.	.
cord-354029-mp5r82g4	89	30	2004	2004	CD
cord-354029-mp5r82g4	89	31	)	)	-RRB-
cord-354029-mp5r82g4	89	32	.	.	.
cord-354029-mp5r82g4	90	1	Current	current	JJ
cord-354029-mp5r82g4	90	2	work	work	NN
cord-354029-mp5r82g4	90	3	is	be	VBZ
cord-354029-mp5r82g4	90	4	now	now	RB
cord-354029-mp5r82g4	90	5	focused	focus	VBN
cord-354029-mp5r82g4	90	6	on	on	IN
cord-354029-mp5r82g4	90	7	determining	determine	VBG
cord-354029-mp5r82g4	90	8	the	the	DT
cord-354029-mp5r82g4	90	9	precise	precise	JJ
cord-354029-mp5r82g4	90	10	role	role	NN
cord-354029-mp5r82g4	90	11	of	of	IN
cord-354029-mp5r82g4	90	12	low	low	JJ
cord-354029-mp5r82g4	90	13	pH	ph	NN
cord-354029-mp5r82g4	90	14	in	in	IN
cord-354029-mp5r82g4	90	15	the	the	DT
cord-354029-mp5r82g4	90	16	fusion	fusion	NN
cord-354029-mp5r82g4	90	17	cascade	cascade	NN
cord-354029-mp5r82g4	90	18	.	.	.
cord-354029-mp5r82g4	91	1	All	all	DT
cord-354029-mp5r82g4	91	2	viral	viral	JJ
cord-354029-mp5r82g4	91	3	fusion	fusion	NN
cord-354029-mp5r82g4	91	4	proteins	protein	NNS
cord-354029-mp5r82g4	91	5	contain	contain	VBP
cord-354029-mp5r82g4	91	6	a	a	DT
cord-354029-mp5r82g4	91	7	relatively	relatively	RB
cord-354029-mp5r82g4	91	8	large	large	JJ
cord-354029-mp5r82g4	91	9	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	91	10	,	,	,
cord-354029-mp5r82g4	91	11	generally	generally	RB
cord-354029-mp5r82g4	91	12	a	a	DT
cord-354029-mp5r82g4	91	13	single	single	JJ
cord-354029-mp5r82g4	91	14	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	91	15	domain	domain	NN
cord-354029-mp5r82g4	91	16	,	,	,
cord-354029-mp5r82g4	91	17	and	and	CC
cord-354029-mp5r82g4	91	18	all	all	DT
cord-354029-mp5r82g4	91	19	contain	contain	VBP
cord-354029-mp5r82g4	91	20	a	a	DT
cord-354029-mp5r82g4	91	21	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	91	22	tail	tail	NN
cord-354029-mp5r82g4	91	23	.	.	.
cord-354029-mp5r82g4	92	1	So	so	RB
cord-354029-mp5r82g4	92	2	far	far	RB
cord-354029-mp5r82g4	92	3	,	,	,
cord-354029-mp5r82g4	92	4	two	two	CD
cord-354029-mp5r82g4	92	5	major	major	JJ
cord-354029-mp5r82g4	92	6	groups	group	NNS
cord-354029-mp5r82g4	92	7	(	(	-LRB-
cord-354029-mp5r82g4	92	8	class	class	NN
cord-354029-mp5r82g4	92	9	I	i	NN
cord-354029-mp5r82g4	92	10	and	and	CC
cord-354029-mp5r82g4	92	11	class	class	NN
cord-354029-mp5r82g4	92	12	II	II	NNP
cord-354029-mp5r82g4	92	13	)	)	-RRB-
cord-354029-mp5r82g4	92	14	have	have	VBP
cord-354029-mp5r82g4	92	15	been	be	VBN
cord-354029-mp5r82g4	92	16	defined	define	VBN
cord-354029-mp5r82g4	92	17	based	base	VBN
cord-354029-mp5r82g4	92	18	on	on	IN
cord-354029-mp5r82g4	92	19	structural	structural	JJ
cord-354029-mp5r82g4	92	20	criteria	criterion	NNS
cord-354029-mp5r82g4	93	1	Lescar	Lescar	NNP
cord-354029-mp5r82g4	93	2	et	et	FW
cord-354029-mp5r82g4	93	3	al	al	NNP
cord-354029-mp5r82g4	93	4	.	.	NNP
cord-354029-mp5r82g4	93	5	2001	2001	CD
cord-354029-mp5r82g4	93	6	)	)	-RRB-
cord-354029-mp5r82g4	94	1	(	(	-LRB-
cord-354029-mp5r82g4	94	2	Tables	table	NNS
cord-354029-mp5r82g4	94	3	1	1	CD
cord-354029-mp5r82g4	94	4	 	 	_SP
cord-354029-mp5r82g4	94	5	and	and	CC
cord-354029-mp5r82g4	94	6	2	2	CD
cord-354029-mp5r82g4	94	7	)	)	-RRB-
cord-354029-mp5r82g4	94	8	.	.	.
cord-354029-mp5r82g4	95	1	Class	class	NN
cord-354029-mp5r82g4	95	2	I	-PRON-	PRP
cord-354029-mp5r82g4	95	3	fusion	fusion	NN
cord-354029-mp5r82g4	95	4	proteins	protein	NNS
cord-354029-mp5r82g4	95	5	are	be	VBP
cord-354029-mp5r82g4	95	6	synthesized	synthesize	VBN
cord-354029-mp5r82g4	95	7	as	as	IN
cord-354029-mp5r82g4	95	8	precursors	precursor	NNS
cord-354029-mp5r82g4	95	9	that	that	WDT
cord-354029-mp5r82g4	95	10	are	be	VBP
cord-354029-mp5r82g4	95	11	cleaved	cleave	VBN
cord-354029-mp5r82g4	95	12	into	into	IN
cord-354029-mp5r82g4	95	13	two	two	CD
cord-354029-mp5r82g4	95	14	subunits	subunit	NNS
cord-354029-mp5r82g4	95	15	by	by	IN
cord-354029-mp5r82g4	95	16	host	host	NN
cord-354029-mp5r82g4	95	17	cell	cell	NN
cord-354029-mp5r82g4	95	18	proteases	protease	NNS
cord-354029-mp5r82g4	95	19	.	.	.
cord-354029-mp5r82g4	96	1	In	in	IN
cord-354029-mp5r82g4	96	2	some	some	DT
cord-354029-mp5r82g4	96	3	cases	case	NNS
cord-354029-mp5r82g4	96	4	(	(	-LRB-
cord-354029-mp5r82g4	96	5	e.g.	e.g.	RB
cord-354029-mp5r82g4	96	6	,	,	,
cord-354029-mp5r82g4	96	7	influenza	influenza	NN
cord-354029-mp5r82g4	96	8	HA	HA	NNP
cord-354029-mp5r82g4	96	9	)	)	-RRB-
cord-354029-mp5r82g4	96	10	,	,	,
cord-354029-mp5r82g4	96	11	the	the	DT
cord-354029-mp5r82g4	96	12	two	two	CD
cord-354029-mp5r82g4	96	13	subunits	subunit	NNS
cord-354029-mp5r82g4	96	14	remain	remain	VBP
cord-354029-mp5r82g4	96	15	associated	associate	VBN
cord-354029-mp5r82g4	96	16	through	through	IN
cord-354029-mp5r82g4	96	17	a	a	DT
cord-354029-mp5r82g4	96	18	disulfide	disulfide	JJ
cord-354029-mp5r82g4	96	19	bond	bond	NN
cord-354029-mp5r82g4	96	20	;	;	:
cord-354029-mp5r82g4	96	21	in	in	IN
cord-354029-mp5r82g4	96	22	others	other	NNS
cord-354029-mp5r82g4	96	23	(	(	-LRB-
cord-354029-mp5r82g4	96	24	e.g.	e.g.	RB
cord-354029-mp5r82g4	96	25	,	,	,
cord-354029-mp5r82g4	96	26	HIV	HIV	NNP
cord-354029-mp5r82g4	96	27	Env	Env	NNP
cord-354029-mp5r82g4	96	28	)	)	-RRB-
cord-354029-mp5r82g4	96	29	,	,	,
cord-354029-mp5r82g4	96	30	the	the	DT
cord-354029-mp5r82g4	96	31	two	two	CD
cord-354029-mp5r82g4	96	32	subunits	subunit	NNS
cord-354029-mp5r82g4	96	33	remain	remain	VBP
cord-354029-mp5r82g4	96	34	associated	associate	VBN
cord-354029-mp5r82g4	96	35	through	through	IN
cord-354029-mp5r82g4	96	36	noncovalent	noncovalent	JJ
cord-354029-mp5r82g4	96	37	interactions	interaction	NNS
cord-354029-mp5r82g4	96	38	.	.	.
cord-354029-mp5r82g4	97	1	The	the	DT
cord-354029-mp5r82g4	97	2	proteolytic	proteolytic	JJ
cord-354029-mp5r82g4	97	3	processing	processing	NN
cord-354029-mp5r82g4	97	4	event	event	NN
cord-354029-mp5r82g4	97	5	that	that	WDT
cord-354029-mp5r82g4	97	6	generates	generate	VBZ
cord-354029-mp5r82g4	97	7	the	the	DT
cord-354029-mp5r82g4	97	8	two	two	CD
cord-354029-mp5r82g4	97	9	subunits	subunit	NNS
cord-354029-mp5r82g4	97	10	is	be	VBZ
cord-354029-mp5r82g4	97	11	critical	critical	JJ
cord-354029-mp5r82g4	97	12	,	,	,
cord-354029-mp5r82g4	97	13	as	as	IN
cord-354029-mp5r82g4	97	14	it	-PRON-	PRP
cord-354029-mp5r82g4	97	15	creates	create	VBZ
cord-354029-mp5r82g4	97	16	the	the	DT
cord-354029-mp5r82g4	97	17	metastable	metastable	JJ
cord-354029-mp5r82g4	97	18	state	state	NN
cord-354029-mp5r82g4	97	19	of	of	IN
cord-354029-mp5r82g4	97	20	the	the	DT
cord-354029-mp5r82g4	97	21	fusion	fusion	NN
cord-354029-mp5r82g4	97	22	protein	protein	NN
cord-354029-mp5r82g4	98	1	(	(	-LRB-
cord-354029-mp5r82g4	98	2	Chen	Chen	NNP
cord-354029-mp5r82g4	98	3	et	et	NNP
cord-354029-mp5r82g4	98	4	al	al	NNP
cord-354029-mp5r82g4	98	5	.	.	NNP
cord-354029-mp5r82g4	98	6	1998	1998	CD
cord-354029-mp5r82g4	98	7	)	)	-RRB-
cord-354029-mp5r82g4	98	8	.	.	.
cord-354029-mp5r82g4	99	1	Class	class	NN
cord-354029-mp5r82g4	99	2	I	-PRON-	PRP
cord-354029-mp5r82g4	99	3	fusion	fusion	NN
cord-354029-mp5r82g4	99	4	proteins	protein	NNS
cord-354029-mp5r82g4	99	5	exist	exist	VBP
cord-354029-mp5r82g4	99	6	as	as	RB
cord-354029-mp5r82g4	99	7	relatively	relatively	RB
cord-354029-mp5r82g4	99	8	long	long	JJ
cord-354029-mp5r82g4	99	9	trimeric	trimeric	JJ
cord-354029-mp5r82g4	99	10	spikes	spike	NNS
cord-354029-mp5r82g4	99	11	in	in	IN
cord-354029-mp5r82g4	99	12	both	both	DT
cord-354029-mp5r82g4	99	13	their	-PRON-	PRP$
cord-354029-mp5r82g4	99	14	metastable	metastable	JJ
cord-354029-mp5r82g4	99	15	and	and	CC
cord-354029-mp5r82g4	99	16	activated	activate	VBN
cord-354029-mp5r82g4	99	17	states	state	NNS
cord-354029-mp5r82g4	99	18	.	.	.
cord-354029-mp5r82g4	100	1	In	in	IN
cord-354029-mp5r82g4	100	2	their	-PRON-	PRP$
cord-354029-mp5r82g4	100	3	metastable	metastable	JJ
cord-354029-mp5r82g4	100	4	states	state	NNS
cord-354029-mp5r82g4	100	5	,	,	,
cord-354029-mp5r82g4	100	6	they	-PRON-	PRP
cord-354029-mp5r82g4	100	7	project	project	VBP
cord-354029-mp5r82g4	100	8	perpendicularly	perpendicularly	RB
cord-354029-mp5r82g4	100	9	to	to	IN
cord-354029-mp5r82g4	100	10	the	the	DT
cord-354029-mp5r82g4	100	11	viral	viral	JJ
cord-354029-mp5r82g4	100	12	membrane	membrane	NN
cord-354029-mp5r82g4	100	13	.	.	.
cord-354029-mp5r82g4	101	1	The	the	DT
cord-354029-mp5r82g4	101	2	activated	activate	VBN
cord-354029-mp5r82g4	101	3	forms	form	NNS
cord-354029-mp5r82g4	101	4	of	of	IN
cord-354029-mp5r82g4	101	5	the	the	DT
cord-354029-mp5r82g4	101	6	fusion	fusion	NN
cord-354029-mp5r82g4	101	7	subunits	subunit	NNS
cord-354029-mp5r82g4	101	8	of	of	IN
cord-354029-mp5r82g4	101	9	known	know	VBN
cord-354029-mp5r82g4	101	10	class	class	NN
cord-354029-mp5r82g4	101	11	I	-PRON-	PRP
cord-354029-mp5r82g4	101	12	fusion	fusion	NN
cord-354029-mp5r82g4	101	13	proteins	protein	NNS
cord-354029-mp5r82g4	101	14	are	be	VBP
cord-354029-mp5r82g4	101	15	highly	highly	RB
cord-354029-mp5r82g4	101	16	a	a	DT
cord-354029-mp5r82g4	101	17	-	-	HYPH
cord-354029-mp5r82g4	101	18	helical	helical	JJ
cord-354029-mp5r82g4	101	19	,	,	,
cord-354029-mp5r82g4	101	20	and	and	CC
cord-354029-mp5r82g4	101	21	the	the	DT
cord-354029-mp5r82g4	101	22	final	final	JJ
cord-354029-mp5r82g4	101	23	lowestenergy	lowestenergy	NNP
cord-354029-mp5r82g4	101	24	(	(	-LRB-
cord-354029-mp5r82g4	101	25	which	which	WDT
cord-354029-mp5r82g4	101	26	we	-PRON-	PRP
cord-354029-mp5r82g4	101	27	will	will	MD
cord-354029-mp5r82g4	101	28	refer	refer	VB
cord-354029-mp5r82g4	101	29	to	to	IN
cord-354029-mp5r82g4	101	30	as	as	IN
cord-354029-mp5r82g4	101	31	"	"	``
cord-354029-mp5r82g4	101	32	postfusion	postfusion	NN
cord-354029-mp5r82g4	101	33	"	"	''
cord-354029-mp5r82g4	101	34	)	)	-RRB-
cord-354029-mp5r82g4	101	35	forms	form	NNS
cord-354029-mp5r82g4	101	36	(	(	-LRB-
cord-354029-mp5r82g4	101	37	Fig	Fig	NNP
cord-354029-mp5r82g4	101	38	.	.	.
cord-354029-mp5r82g4	101	39	1	1	LS
cord-354029-mp5r82g4	101	40	)	)	-RRB-
cord-354029-mp5r82g4	101	41	contain	contain	VBP
cord-354029-mp5r82g4	101	42	"	"	``
cord-354029-mp5r82g4	101	43	six	six	CD
cord-354029-mp5r82g4	101	44	-	-	HYPH
cord-354029-mp5r82g4	101	45	helix	helix	NN
cord-354029-mp5r82g4	101	46	bundles	bundle	NNS
cord-354029-mp5r82g4	101	47	"	"	''
cord-354029-mp5r82g4	101	48	(	(	-LRB-
cord-354029-mp5r82g4	101	49	Bullough	Bullough	NNP
cord-354029-mp5r82g4	101	50	et	et	NNP
cord-354029-mp5r82g4	101	51	al	al	NNP
cord-354029-mp5r82g4	101	52	.	.	.
cord-354029-mp5r82g4	101	53	1994	1994	CD
cord-354029-mp5r82g4	101	54	;	;	:
cord-354029-mp5r82g4	101	55	Carr	Carr	NNP
cord-354029-mp5r82g4	101	56	and	and	CC
cord-354029-mp5r82g4	101	57	Kim	Kim	NNP
cord-354029-mp5r82g4	101	58	1993	1993	CD
cord-354029-mp5r82g4	101	59	)	)	-RRB-
cord-354029-mp5r82g4	101	60	.	.	.
cord-354029-mp5r82g4	102	1	All	all	DT
cord-354029-mp5r82g4	102	2	six	six	CD
cord-354029-mp5r82g4	102	3	-	-	HYPH
cord-354029-mp5r82g4	102	4	helix	helix	NN
cord-354029-mp5r82g4	102	5	bundles	bundle	NNS
cord-354029-mp5r82g4	102	6	contain	contain	VBP
cord-354029-mp5r82g4	102	7	a	a	DT
cord-354029-mp5r82g4	102	8	relatively	relatively	RB
cord-354029-mp5r82g4	102	9	long	long	JJ
cord-354029-mp5r82g4	102	10	(	(	-LRB-
cord-354029-mp5r82g4	102	11	65	65	CD
cord-354029-mp5r82g4	102	12	-	-	SYM
cord-354029-mp5r82g4	102	13	115	115	CD
cord-354029-mp5r82g4	102	14	)	)	-RRB-
cord-354029-mp5r82g4	102	15	central	central	JJ
cord-354029-mp5r82g4	102	16	N	n	CD
cord-354029-mp5r82g4	102	17	-	-	HYPH
cord-354029-mp5r82g4	102	18	terminal	terminal	NN
cord-354029-mp5r82g4	102	19	trimeric	trimeric	RB
cord-354029-mp5r82g4	102	20	coiled	coil	VBN
cord-354029-mp5r82g4	102	21	-	-	HYPH
cord-354029-mp5r82g4	102	22	coil	coil	NN
cord-354029-mp5r82g4	102	23	.	.	.
cord-354029-mp5r82g4	103	1	Some	some	DT
cord-354029-mp5r82g4	103	2	(	(	-LRB-
cord-354029-mp5r82g4	103	3	e.g.	e.g.	RB
cord-354029-mp5r82g4	103	4	,	,	,
cord-354029-mp5r82g4	103	5	HIV	HIV	NNP
cord-354029-mp5r82g4	103	6	Env	Env	NNP
cord-354029-mp5r82g4	103	7	,	,	,
cord-354029-mp5r82g4	103	8	SIV	SIV	NNP
cord-354029-mp5r82g4	103	9	Env	Env	NNP
cord-354029-mp5r82g4	103	10	,	,	,
cord-354029-mp5r82g4	103	11	and	and	CC
cord-354029-mp5r82g4	103	12	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	103	13	F	F	NNP
cord-354029-mp5r82g4	103	14	)	)	-RRB-
cord-354029-mp5r82g4	103	15	form	form	VBP
cord-354029-mp5r82g4	103	16	six	six	CD
cord-354029-mp5r82g4	103	17	-	-	HYPH
cord-354029-mp5r82g4	103	18	helix	helix	NN
cord-354029-mp5r82g4	103	19	bundles	bundle	NNS
cord-354029-mp5r82g4	103	20	that	that	WDT
cord-354029-mp5r82g4	103	21	extend	extend	VBP
cord-354029-mp5r82g4	103	22	to	to	IN
cord-354029-mp5r82g4	103	23	their	-PRON-	PRP$
cord-354029-mp5r82g4	103	24	membrane	membrane	NN
cord-354029-mp5r82g4	104	1	proximal	proximal	JJ
cord-354029-mp5r82g4	104	2	ends	end	VBZ
cord-354029-mp5r82g4	104	3	[	[	-LRB-
cord-354029-mp5r82g4	104	4	i.e.	i.e.	FW
cord-354029-mp5r82g4	104	5	,	,	,
cord-354029-mp5r82g4	104	6	three	three	CD
cord-354029-mp5r82g4	104	7	C	c	NN
cord-354029-mp5r82g4	104	8	-	-	HYPH
cord-354029-mp5r82g4	104	9	terminal	terminal	NN
cord-354029-mp5r82g4	104	10	helices	helix	NNS
cord-354029-mp5r82g4	104	11	(	(	-LRB-
cord-354029-mp5r82g4	104	12	Fig	Fig	NNP
cord-354029-mp5r82g4	104	13	.	.	.
cord-354029-mp5r82g4	104	14	1A	1a	NN
cord-354029-mp5r82g4	104	15	,	,	.
cord-354029-mp5r82g4	105	1	green	green	NNP
cord-354029-mp5r82g4	105	2	)	)	-RRB-
cord-354029-mp5r82g4	105	3	pack	pack	VB
cord-354029-mp5r82g4	105	4	in	in	IN
cord-354029-mp5r82g4	105	5	the	the	DT
cord-354029-mp5r82g4	105	6	grooves	groove	NNS
cord-354029-mp5r82g4	105	7	of	of	IN
cord-354029-mp5r82g4	105	8	the	the	DT
cord-354029-mp5r82g4	105	9	central	central	JJ
cord-354029-mp5r82g4	105	10	coiled	coil	VBN
cord-354029-mp5r82g4	105	11	-	-	HYPH
cord-354029-mp5r82g4	105	12	coil	coil	NN
cord-354029-mp5r82g4	105	13	(	(	-LRB-
cord-354029-mp5r82g4	105	14	Fig	Fig	NNP
cord-354029-mp5r82g4	105	15	.	.	.
cord-354029-mp5r82g4	105	16	1A	1a	NN
cord-354029-mp5r82g4	105	17	,	,	,
cord-354029-mp5r82g4	105	18	blue	blue	NNP
cord-354029-mp5r82g4	105	19	)	)	-RRB-
cord-354029-mp5r82g4	105	20	]	]	-RRB-
cord-354029-mp5r82g4	105	21	.	.	.
cord-354029-mp5r82g4	106	1	Others	other	NNS
cord-354029-mp5r82g4	106	2	display	display	VBP
cord-354029-mp5r82g4	106	3	a	a	DT
cord-354029-mp5r82g4	106	4	mixture	mixture	NN
cord-354029-mp5r82g4	106	5	of	of	IN
cord-354029-mp5r82g4	106	6	helical	helical	JJ
cord-354029-mp5r82g4	106	7	and	and	CC
cord-354029-mp5r82g4	106	8	nonhelical	nonhelical	JJ
cord-354029-mp5r82g4	106	9	segments	segment	NNS
cord-354029-mp5r82g4	106	10	that	that	WDT
cord-354029-mp5r82g4	106	11	pack	pack	VBP
cord-354029-mp5r82g4	106	12	into	into	IN
cord-354029-mp5r82g4	106	13	the	the	DT
cord-354029-mp5r82g4	106	14	grooves	groove	NNS
cord-354029-mp5r82g4	106	15	of	of	IN
cord-354029-mp5r82g4	106	16	the	the	DT
cord-354029-mp5r82g4	106	17	central	central	JJ
cord-354029-mp5r82g4	106	18	coiledcoil	coiledcoil	NNP
cord-354029-mp5r82g4	106	19	.	.	.
cord-354029-mp5r82g4	107	1	For	for	IN
cord-354029-mp5r82g4	107	2	example	example	NN
cord-354029-mp5r82g4	107	3	,	,	,
cord-354029-mp5r82g4	107	4	the	the	DT
cord-354029-mp5r82g4	107	5	HA2	HA2	NNP
cord-354029-mp5r82g4	107	6	subunit	subunit	NN
cord-354029-mp5r82g4	107	7	of	of	IN
cord-354029-mp5r82g4	107	8	influenza	influenza	NN
cord-354029-mp5r82g4	107	9	HA	HA	NNP
cord-354029-mp5r82g4	107	10	contains	contain	VBZ
cord-354029-mp5r82g4	107	11	a	a	DT
cord-354029-mp5r82g4	107	12	relatively	relatively	RB
cord-354029-mp5r82g4	107	13	small	small	JJ
cord-354029-mp5r82g4	107	14	six	six	CD
cord-354029-mp5r82g4	107	15	-	-	HYPH
cord-354029-mp5r82g4	107	16	helix	helix	NN
cord-354029-mp5r82g4	107	17	bundle	bundle	NN
cord-354029-mp5r82g4	107	18	(	(	-LRB-
cord-354029-mp5r82g4	107	19	Fig	Fig	NNP
cord-354029-mp5r82g4	107	20	.	.	NNP
cord-354029-mp5r82g4	107	21	1	1	CD
cord-354029-mp5r82g4	107	22	,	,	,
cord-354029-mp5r82g4	107	23	green	green	JJ
cord-354029-mp5r82g4	107	24	/	/	SYM
cord-354029-mp5r82g4	107	25	blue	blue	NN
cord-354029-mp5r82g4	107	26	)	)	-RRB-
cord-354029-mp5r82g4	107	27	at	at	IN
cord-354029-mp5r82g4	107	28	its	-PRON-	PRP$
cord-354029-mp5r82g4	107	29	membrane	membrane	NN
cord-354029-mp5r82g4	107	30	distal	distal	JJ
cord-354029-mp5r82g4	107	31	end	end	NN
cord-354029-mp5r82g4	107	32	,	,	,
cord-354029-mp5r82g4	107	33	followed	follow	VBN
cord-354029-mp5r82g4	107	34	by	by	IN
cord-354029-mp5r82g4	107	35	an	an	DT
cord-354029-mp5r82g4	107	36	extended	extended	JJ
cord-354029-mp5r82g4	107	37	chain	chain	NN
cord-354029-mp5r82g4	107	38	(	(	-LRB-
cord-354029-mp5r82g4	107	39	Fig	Fig	NNP
cord-354029-mp5r82g4	107	40	.	.	NNP
cord-354029-mp5r82g4	107	41	1	1	CD
cord-354029-mp5r82g4	107	42	,	,	,
cord-354029-mp5r82g4	107	43	yellow	yellow	JJ
cord-354029-mp5r82g4	107	44	)	)	-RRB-
cord-354029-mp5r82g4	107	45	that	that	WDT
cord-354029-mp5r82g4	107	46	packs	pack	VBZ
cord-354029-mp5r82g4	107	47	in	in	IN
cord-354029-mp5r82g4	107	48	the	the	DT
cord-354029-mp5r82g4	107	49	groove	groove	NN
cord-354029-mp5r82g4	107	50	and	and	CC
cord-354029-mp5r82g4	107	51	extends	extend	VBZ
cord-354029-mp5r82g4	107	52	to	to	IN
cord-354029-mp5r82g4	107	53	the	the	DT
cord-354029-mp5r82g4	107	54	N	n	CD
cord-354029-mp5r82g4	107	55	-	-	HYPH
cord-354029-mp5r82g4	107	56	terminal	terminal	NN
cord-354029-mp5r82g4	107	57	(	(	-LRB-
cord-354029-mp5r82g4	107	58	membrane	membrane	NN
cord-354029-mp5r82g4	107	59	proximal	proximal	NN
cord-354029-mp5r82g4	107	60	)	)	-RRB-
cord-354029-mp5r82g4	107	61	end	end	NN
cord-354029-mp5r82g4	107	62	of	of	IN
cord-354029-mp5r82g4	107	63	its	-PRON-	PRP$
cord-354029-mp5r82g4	107	64	central	central	JJ
cord-354029-mp5r82g4	107	65	coiled	coil	VBN
cord-354029-mp5r82g4	107	66	-	-	HYPH
cord-354029-mp5r82g4	107	67	coil	coil	NN
cord-354029-mp5r82g4	107	68	(	(	-LRB-
cord-354029-mp5r82g4	107	69	Fig	fig	NN
cord-354029-mp5r82g4	107	70	.	.	.
cord-354029-mp5r82g4	107	71	1B	1b	CD
cord-354029-mp5r82g4	107	72	)	)	-RRB-
cord-354029-mp5r82g4	107	73	.	.	.
cord-354029-mp5r82g4	108	1	Because	because	IN
cord-354029-mp5r82g4	108	2	of	of	IN
cord-354029-mp5r82g4	108	3	these	these	DT
cord-354029-mp5r82g4	108	4	variations	variation	NNS
cord-354029-mp5r82g4	108	5	,	,	,
cord-354029-mp5r82g4	108	6	the	the	DT
cord-354029-mp5r82g4	108	7	postfusion	postfusion	NN
cord-354029-mp5r82g4	108	8	forms	form	NNS
cord-354029-mp5r82g4	108	9	of	of	IN
cord-354029-mp5r82g4	108	10	class	class	NN
cord-354029-mp5r82g4	108	11	I	-PRON-	PRP
cord-354029-mp5r82g4	108	12	fusion	fusion	NN
cord-354029-mp5r82g4	108	13	proteins	protein	NNS
cord-354029-mp5r82g4	108	14	are	be	VBP
cord-354029-mp5r82g4	108	15	often	often	RB
cord-354029-mp5r82g4	108	16	referred	refer	VBN
cord-354029-mp5r82g4	108	17	to	to	IN
cord-354029-mp5r82g4	108	18	as	as	IN
cord-354029-mp5r82g4	108	19	"	"	``
cord-354029-mp5r82g4	108	20	trimers	trimer	NNS
cord-354029-mp5r82g4	108	21	of	of	IN
cord-354029-mp5r82g4	108	22	hairpins	hairpin	NNS
cord-354029-mp5r82g4	108	23	"	"	''
cord-354029-mp5r82g4	109	1	(	(	-LRB-
cord-354029-mp5r82g4	109	2	Eckert	Eckert	NNP
cord-354029-mp5r82g4	109	3	and	and	CC
cord-354029-mp5r82g4	109	4	Kim	Kim	NNP
cord-354029-mp5r82g4	109	5	2001	2001	CD
cord-354029-mp5r82g4	109	6	)	)	-RRB-
cord-354029-mp5r82g4	109	7	.	.	.
cord-354029-mp5r82g4	110	1	The	the	DT
cord-354029-mp5r82g4	110	2	general	general	JJ
cord-354029-mp5r82g4	110	3	structure	structure	NN
cord-354029-mp5r82g4	110	4	of	of	IN
cord-354029-mp5r82g4	110	5	class	class	NN
cord-354029-mp5r82g4	110	6	II	II	NNP
cord-354029-mp5r82g4	110	7	fusion	fusion	NN
cord-354029-mp5r82g4	110	8	proteins	protein	NNS
cord-354029-mp5r82g4	110	9	is	be	VBZ
cord-354029-mp5r82g4	110	10	quite	quite	RB
cord-354029-mp5r82g4	110	11	different	different	JJ
cord-354029-mp5r82g4	110	12	from	from	IN
cord-354029-mp5r82g4	110	13	that	that	DT
cord-354029-mp5r82g4	110	14	of	of	IN
cord-354029-mp5r82g4	110	15	class	class	NN
cord-354029-mp5r82g4	110	16	I	-PRON-	PRP
cord-354029-mp5r82g4	110	17	fusion	fusion	NN
cord-354029-mp5r82g4	110	18	proteins	protein	NNS
cord-354029-mp5r82g4	110	19	.	.	.
cord-354029-mp5r82g4	111	1	A	a	DT
cord-354029-mp5r82g4	111	2	well	well	RB
cord-354029-mp5r82g4	111	3	-	-	HYPH
cord-354029-mp5r82g4	111	4	characterized	characterize	VBN
cord-354029-mp5r82g4	111	5	example	example	NN
cord-354029-mp5r82g4	111	6	is	be	VBZ
cord-354029-mp5r82g4	111	7	the	the	DT
cord-354029-mp5r82g4	111	8	envelope	envelope	NN
cord-354029-mp5r82g4	111	9	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	111	10	(	(	-LRB-
cord-354029-mp5r82g4	111	11	E	e	NN
cord-354029-mp5r82g4	111	12	)	)	-RRB-
cord-354029-mp5r82g4	111	13	of	of	IN
cord-354029-mp5r82g4	111	14	tick	tick	NN
cord-354029-mp5r82g4	111	15	-	-	HYPH
cord-354029-mp5r82g4	111	16	borne	bear	VBN
cord-354029-mp5r82g4	111	17	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	111	18	(	(	-LRB-
cord-354029-mp5r82g4	111	19	TBE	TBE	NNP
cord-354029-mp5r82g4	111	20	)	)	-RRB-
cord-354029-mp5r82g4	111	21	virus	virus	NN
cord-354029-mp5r82g4	111	22	.	.	.
cord-354029-mp5r82g4	112	1	During	during	IN
cord-354029-mp5r82g4	112	2	biosynthesis	biosynthesis	NN
cord-354029-mp5r82g4	112	3	,	,	,
cord-354029-mp5r82g4	112	4	TBE	TBE	NNP
cord-354029-mp5r82g4	112	5	E	e	NN
cord-354029-mp5r82g4	112	6	and	and	CC
cord-354029-mp5r82g4	112	7	a	a	DT
cord-354029-mp5r82g4	112	8	second	second	JJ
cord-354029-mp5r82g4	112	9	viral	viral	JJ
cord-354029-mp5r82g4	112	10	membrane	membrane	NN
cord-354029-mp5r82g4	112	11	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	112	12	,	,	,
cord-354029-mp5r82g4	112	13	the	the	DT
cord-354029-mp5r82g4	112	14	precursor	precursor	NN
cord-354029-mp5r82g4	112	15	to	to	IN
cord-354029-mp5r82g4	112	16	the	the	DT
cord-354029-mp5r82g4	112	17	membrane	membrane	NN
cord-354029-mp5r82g4	112	18	protein	protein	NN
cord-354029-mp5r82g4	112	19	(	(	-LRB-
cord-354029-mp5r82g4	112	20	prM	prM	NNP
cord-354029-mp5r82g4	112	21	)	)	-RRB-
cord-354029-mp5r82g4	112	22	,	,	,
cord-354029-mp5r82g4	112	23	form	form	NN
cord-354029-mp5r82g4	112	24	heterodimers	heterodimer	NNS
cord-354029-mp5r82g4	112	25	.	.	.
cord-354029-mp5r82g4	113	1	As	as	IN
cord-354029-mp5r82g4	113	2	virions	virion	NNS
cord-354029-mp5r82g4	113	3	ma-	ma-	.
cord-354029-mp5r82g4	114	1	[	[	-LRB-
cord-354029-mp5r82g4	114	2	Lamb	Lamb	NNP
cord-354029-mp5r82g4	114	3	1993	1993	CD
cord-354029-mp5r82g4	114	4	;	;	:
cord-354029-mp5r82g4	115	1	Colman	Colman	NNP
cord-354029-mp5r82g4	115	2	and	and	CC
cord-354029-mp5r82g4	115	3	Lawrence	Lawrence	NNP
cord-354029-mp5r82g4	115	4	2003	2003	CD
cord-354029-mp5r82g4	115	5	]	]	-RRB-
cord-354029-mp5r82g4	115	6	ture	ture	NNP
cord-354029-mp5r82g4	115	7	,	,	,
cord-354029-mp5r82g4	115	8	a	a	DT
cord-354029-mp5r82g4	115	9	host	host	NN
cord-354029-mp5r82g4	115	10	cell	cell	NN
cord-354029-mp5r82g4	115	11	protease	protease	NN
cord-354029-mp5r82g4	115	12	cleaves	cleave	VBZ
cord-354029-mp5r82g4	115	13	prM	prm	JJ
cord-354029-mp5r82g4	115	14	,	,	,
cord-354029-mp5r82g4	115	15	resulting	result	VBG
cord-354029-mp5r82g4	115	16	in	in	IN
cord-354029-mp5r82g4	115	17	reorganization	reorganization	NN
cord-354029-mp5r82g4	115	18	of	of	IN
cord-354029-mp5r82g4	115	19	proteins	protein	NNS
cord-354029-mp5r82g4	115	20	on	on	IN
cord-354029-mp5r82g4	115	21	the	the	DT
cord-354029-mp5r82g4	115	22	viral	viral	JJ
cord-354029-mp5r82g4	115	23	surface	surface	NN
cord-354029-mp5r82g4	115	24	(	(	-LRB-
cord-354029-mp5r82g4	115	25	Allison	Allison	NNP
cord-354029-mp5r82g4	115	26	et	et	NNP
cord-354029-mp5r82g4	115	27	al	al	NNP
cord-354029-mp5r82g4	115	28	.	.	NNP
cord-354029-mp5r82g4	115	29	1995	1995	CD
cord-354029-mp5r82g4	115	30	)	)	-RRB-
cord-354029-mp5r82g4	115	31	.	.	.
cord-354029-mp5r82g4	116	1	After	after	IN
cord-354029-mp5r82g4	116	2	prM	prm	JJ
cord-354029-mp5r82g4	116	3	cleavage	cleavage	NN
cord-354029-mp5r82g4	116	4	,	,	,
cord-354029-mp5r82g4	116	5	the	the	DT
cord-354029-mp5r82g4	116	6	E	e	NN
cord-354029-mp5r82g4	116	7	proteins	protein	NNS
cord-354029-mp5r82g4	116	8	exist	exist	VBP
cord-354029-mp5r82g4	116	9	as	as	IN
cord-354029-mp5r82g4	116	10	metastable	metastable	JJ
cord-354029-mp5r82g4	116	11	homodimers	homodimer	NNS
cord-354029-mp5r82g4	116	12	.	.	.
cord-354029-mp5r82g4	117	1	The	the	DT
cord-354029-mp5r82g4	117	2	ectodomains	ectodomain	NNS
cord-354029-mp5r82g4	117	3	of	of	IN
cord-354029-mp5r82g4	117	4	the	the	DT
cord-354029-mp5r82g4	117	5	dimer	dimer	NN
cord-354029-mp5r82g4	117	6	are	be	VBP
cord-354029-mp5r82g4	117	7	oriented	orient	VBN
cord-354029-mp5r82g4	117	8	antiparallel	antiparallel	RB
cord-354029-mp5r82g4	117	9	to	to	IN
cord-354029-mp5r82g4	117	10	one	one	CD
cord-354029-mp5r82g4	117	11	another	another	DT
cord-354029-mp5r82g4	117	12	.	.	.
cord-354029-mp5r82g4	118	1	In	in	IN
cord-354029-mp5r82g4	118	2	further	further	JJ
cord-354029-mp5r82g4	118	3	contrast	contrast	NN
cord-354029-mp5r82g4	118	4	to	to	IN
cord-354029-mp5r82g4	118	5	the	the	DT
cord-354029-mp5r82g4	118	6	trimeric	trimeric	NNP
cord-354029-mp5r82g4	118	7	class	class	NN
cord-354029-mp5r82g4	119	1	I	-PRON-	PRP
cord-354029-mp5r82g4	119	2	fusion	fusion	VBP
cord-354029-mp5r82g4	119	3	protein	protein	NN
cord-354029-mp5r82g4	119	4	spikes	spike	NNS
cord-354029-mp5r82g4	119	5	,	,	,
cord-354029-mp5r82g4	119	6	the	the	DT
cord-354029-mp5r82g4	119	7	ectodomains	ectodomain	NNS
cord-354029-mp5r82g4	119	8	of	of	IN
cord-354029-mp5r82g4	119	9	the	the	DT
cord-354029-mp5r82g4	119	10	E	e	NN
cord-354029-mp5r82g4	119	11	homodimer	homodimer	NN
cord-354029-mp5r82g4	119	12	lie	lie	NN
cord-354029-mp5r82g4	119	13	parallel	parallel	JJ
cord-354029-mp5r82g4	119	14	to	to	IN
cord-354029-mp5r82g4	119	15	the	the	DT
cord-354029-mp5r82g4	119	16	viral	viral	JJ
cord-354029-mp5r82g4	119	17	membrane	membrane	NN
cord-354029-mp5r82g4	119	18	and	and	CC
cord-354029-mp5r82g4	119	19	close	close	RB
cord-354029-mp5r82g4	119	20	to	to	IN
cord-354029-mp5r82g4	119	21	the	the	DT
cord-354029-mp5r82g4	119	22	surface	surface	NN
cord-354029-mp5r82g4	119	23	.	.	.
cord-354029-mp5r82g4	120	1	The	the	DT
cord-354029-mp5r82g4	120	2	TBE	TBE	NNP
cord-354029-mp5r82g4	120	3	E	e	NN
cord-354029-mp5r82g4	120	4	protein	protein	NN
cord-354029-mp5r82g4	120	5	is	be	VBZ
cord-354029-mp5r82g4	120	6	composed	compose	VBN
cord-354029-mp5r82g4	120	7	mostly	mostly	RB
cord-354029-mp5r82g4	120	8	of	of	IN
cord-354029-mp5r82g4	120	9	b	b	NN
cord-354029-mp5r82g4	120	10	-	-	HYPH
cord-354029-mp5r82g4	120	11	strand	strand	NN
cord-354029-mp5r82g4	120	12	structure	structure	NN
cord-354029-mp5r82g4	120	13	Rey	Rey	NNP
cord-354029-mp5r82g4	120	14	et	et	NNP
cord-354029-mp5r82g4	120	15	al	al	NNP
cord-354029-mp5r82g4	120	16	.	.	NNP
cord-354029-mp5r82g4	120	17	1995	1995	CD
cord-354029-mp5r82g4	120	18	)	)	-RRB-
cord-354029-mp5r82g4	120	19	.	.	.
cord-354029-mp5r82g4	121	1	The	the	DT
cord-354029-mp5r82g4	121	2	architecture	architecture	NN
cord-354029-mp5r82g4	121	3	of	of	IN
cord-354029-mp5r82g4	121	4	the	the	DT
cord-354029-mp5r82g4	121	5	Semliki	Semliki	NNP
cord-354029-mp5r82g4	121	6	Forest	Forest	NNP
cord-354029-mp5r82g4	121	7	virus	virus	NN
cord-354029-mp5r82g4	121	8	(	(	-LRB-
cord-354029-mp5r82g4	121	9	SFV	sfv	NN
cord-354029-mp5r82g4	121	10	)	)	-RRB-
cord-354029-mp5r82g4	121	11	spike	spike	NN
cord-354029-mp5r82g4	121	12	,	,	,
cord-354029-mp5r82g4	121	13	another	another	DT
cord-354029-mp5r82g4	121	14	well	well	RB
cord-354029-mp5r82g4	121	15	-	-	HYPH
cord-354029-mp5r82g4	121	16	characterized	characterize	VBN
cord-354029-mp5r82g4	121	17	class	class	NN
cord-354029-mp5r82g4	121	18	II	II	NNP
cord-354029-mp5r82g4	121	19	fusion	fusion	NN
cord-354029-mp5r82g4	121	20	protein	protein	NN
cord-354029-mp5r82g4	121	21	,	,	,
cord-354029-mp5r82g4	121	22	is	be	VBZ
cord-354029-mp5r82g4	121	23	similar	similar	JJ
cord-354029-mp5r82g4	121	24	to	to	IN
cord-354029-mp5r82g4	121	25	that	that	DT
cord-354029-mp5r82g4	121	26	of	of	IN
cord-354029-mp5r82g4	121	27	TBE	TBE	NNP
cord-354029-mp5r82g4	121	28	E	e	NN
cord-354029-mp5r82g4	121	29	,	,	,
cord-354029-mp5r82g4	121	30	but	but	CC
cord-354029-mp5r82g4	121	31	in	in	IN
cord-354029-mp5r82g4	121	32	this	this	DT
cord-354029-mp5r82g4	121	33	case	case	NN
cord-354029-mp5r82g4	121	34	,	,	,
cord-354029-mp5r82g4	121	35	the	the	DT
cord-354029-mp5r82g4	121	36	metastable	metastable	JJ
cord-354029-mp5r82g4	121	37	oligomer	oligomer	NN
cord-354029-mp5r82g4	121	38	is	be	VBZ
cord-354029-mp5r82g4	121	39	a	a	DT
cord-354029-mp5r82g4	121	40	heterodimer	heterodimer	NN
cord-354029-mp5r82g4	121	41	of	of	IN
cord-354029-mp5r82g4	121	42	two	two	CD
cord-354029-mp5r82g4	121	43	membrane	membrane	NN
cord-354029-mp5r82g4	121	44	-	-	HYPH
cord-354029-mp5r82g4	121	45	anchored	anchor	VBN
cord-354029-mp5r82g4	121	46	proteins	protein	NNS
cord-354029-mp5r82g4	121	47	,	,	,
cord-354029-mp5r82g4	121	48	E1	E1	NNP
cord-354029-mp5r82g4	121	49	and	and	CC
cord-354029-mp5r82g4	121	50	E2	E2	NNP
cord-354029-mp5r82g4	121	51	,	,	,
cord-354029-mp5r82g4	121	52	with	with	IN
cord-354029-mp5r82g4	121	53	an	an	DT
cord-354029-mp5r82g4	121	54	associated	associated	JJ
cord-354029-mp5r82g4	121	55	small	small	JJ
cord-354029-mp5r82g4	121	56	protein	protein	NN
cord-354029-mp5r82g4	121	57	(	(	-LRB-
cord-354029-mp5r82g4	121	58	E3	E3	NNP
cord-354029-mp5r82g4	121	59	)	)	-RRB-
cord-354029-mp5r82g4	121	60	.	.	.
cord-354029-mp5r82g4	122	1	In	in	IN
cord-354029-mp5r82g4	122	2	Sects	sect	NNS
cord-354029-mp5r82g4	122	3	.	.	.
cord-354029-mp5r82g4	123	1	4.1	4.1	CD
cord-354029-mp5r82g4	123	2	-	-	SYM
cord-354029-mp5r82g4	123	3	4.4	4.4	CD
cord-354029-mp5r82g4	123	4	,	,	,
cord-354029-mp5r82g4	123	5	we	-PRON-	PRP
cord-354029-mp5r82g4	123	6	discuss	discuss	VBP
cord-354029-mp5r82g4	123	7	a	a	DT
cord-354029-mp5r82g4	123	8	few	few	JJ
cord-354029-mp5r82g4	123	9	examples	example	NNS
cord-354029-mp5r82g4	123	10	of	of	IN
cord-354029-mp5r82g4	123	11	viral	viral	JJ
cord-354029-mp5r82g4	123	12	fusion	fusion	NN
cord-354029-mp5r82g4	123	13	proteins	protein	NNS
cord-354029-mp5r82g4	123	14	that	that	WDT
cord-354029-mp5r82g4	123	15	employ	employ	VBP
cord-354029-mp5r82g4	123	16	different	different	JJ
cord-354029-mp5r82g4	123	17	fusion	fusion	NN
cord-354029-mp5r82g4	123	18	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	123	19	in	in	IN
cord-354029-mp5r82g4	123	20	more	more	JJR
cord-354029-mp5r82g4	123	21	detail	detail	NN
cord-354029-mp5r82g4	123	22	.	.	.
cord-354029-mp5r82g4	124	1	These	these	DT
cord-354029-mp5r82g4	124	2	will	will	MD
cord-354029-mp5r82g4	124	3	include	include	VB
cord-354029-mp5r82g4	124	4	 	 	_SP
cord-354029-mp5r82g4	124	5	High	high	JJ
cord-354029-mp5r82g4	124	6	-	-	HYPH
cord-354029-mp5r82g4	124	7	resolution	resolution	NN
cord-354029-mp5r82g4	124	8	structures	structure	NNS
cord-354029-mp5r82g4	124	9	are	be	VBP
cord-354029-mp5r82g4	124	10	available	available	JJ
cord-354029-mp5r82g4	124	11	for	for	IN
cord-354029-mp5r82g4	124	12	both	both	CC
cord-354029-mp5r82g4	124	13	the	the	DT
cord-354029-mp5r82g4	124	14	complete	complete	JJ
cord-354029-mp5r82g4	124	15	native	native	JJ
cord-354029-mp5r82g4	124	16	(	(	-LRB-
cord-354029-mp5r82g4	124	17	metastable	metastable	JJ
cord-354029-mp5r82g4	124	18	)	)	-RRB-
cord-354029-mp5r82g4	125	1	(	(	-LRB-
cord-354029-mp5r82g4	125	2	Wilson	Wilson	NNP
cord-354029-mp5r82g4	125	3	et	et	NNP
cord-354029-mp5r82g4	125	4	al	al	NNP
cord-354029-mp5r82g4	125	5	.	.	NNP
cord-354029-mp5r82g4	125	6	1981	1981	CD
cord-354029-mp5r82g4	125	7	)	)	-RRB-
cord-354029-mp5r82g4	125	8	and	and	CC
cord-354029-mp5r82g4	125	9	activated	activate	VBD
cord-354029-mp5r82g4	126	1	(	(	-LRB-
cord-354029-mp5r82g4	126	2	Bullough	Bullough	NNP
cord-354029-mp5r82g4	126	3	et	et	NNP
cord-354029-mp5r82g4	126	4	al	al	NNP
cord-354029-mp5r82g4	126	5	.	.	.
cord-354029-mp5r82g4	126	6	1994	1994	CD
cord-354029-mp5r82g4	127	1	;	;	:
cord-354029-mp5r82g4	127	2	Chen	Chen	NNP
cord-354029-mp5r82g4	127	3	et	et	NNP
cord-354029-mp5r82g4	127	4	al	al	NNP
cord-354029-mp5r82g4	127	5	.	.	.
cord-354029-mp5r82g4	127	6	1999	1999	CD
cord-354029-mp5r82g4	127	7	)	)	-RRB-
cord-354029-mp5r82g4	127	8	forms	form	NNS
cord-354029-mp5r82g4	127	9	of	of	IN
cord-354029-mp5r82g4	127	10	the	the	DT
cord-354029-mp5r82g4	127	11	influenza	influenza	NN
cord-354029-mp5r82g4	127	12	HA	HA	NNP
cord-354029-mp5r82g4	127	13	.	.	.
cord-354029-mp5r82g4	128	1	On	on	IN
cord-354029-mp5r82g4	128	2	the	the	DT
cord-354029-mp5r82g4	128	3	viral	viral	JJ
cord-354029-mp5r82g4	128	4	surface	surface	NN
cord-354029-mp5r82g4	128	5	,	,	,
cord-354029-mp5r82g4	128	6	HA	HA	NNP
cord-354029-mp5r82g4	128	7	exists	exist	VBZ
cord-354029-mp5r82g4	128	8	as	as	IN
cord-354029-mp5r82g4	128	9	a	a	DT
cord-354029-mp5r82g4	128	10	trimer	trimer	NN
cord-354029-mp5r82g4	128	11	of	of	IN
cord-354029-mp5r82g4	128	12	heterodimers	heterodimer	NNS
cord-354029-mp5r82g4	128	13	(	(	-LRB-
cord-354029-mp5r82g4	128	14	Fig	Fig	NNP
cord-354029-mp5r82g4	128	15	.	.	.
cord-354029-mp5r82g4	128	16	2A	2a	CD
cord-354029-mp5r82g4	128	17	)	)	-RRB-
cord-354029-mp5r82g4	128	18	.	.	.
cord-354029-mp5r82g4	129	1	Each	each	DT
cord-354029-mp5r82g4	129	2	heterodimer	heterodimer	NN
cord-354029-mp5r82g4	129	3	consists	consist	VBZ
cord-354029-mp5r82g4	129	4	of	of	IN
cord-354029-mp5r82g4	129	5	HA1	HA1	NNP
cord-354029-mp5r82g4	129	6	,	,	,
cord-354029-mp5r82g4	129	7	which	which	WDT
cord-354029-mp5r82g4	129	8	contains	contain	VBZ
cord-354029-mp5r82g4	129	9	the	the	DT
cord-354029-mp5r82g4	129	10	receptor	receptor	NN
cord-354029-mp5r82g4	129	11	binding	bind	VBG
cord-354029-mp5r82g4	129	12	domain	domain	NN
cord-354029-mp5r82g4	129	13	(	(	-LRB-
cord-354029-mp5r82g4	129	14	Fig	Fig	NNP
cord-354029-mp5r82g4	129	15	.	.	NNP
cord-354029-mp5r82g4	129	16	2	2	CD
cord-354029-mp5r82g4	129	17	,	,	,
cord-354029-mp5r82g4	129	18	gray	gray	JJ
cord-354029-mp5r82g4	129	19	)	)	-RRB-
cord-354029-mp5r82g4	129	20	,	,	,
cord-354029-mp5r82g4	129	21	and	and	CC
cord-354029-mp5r82g4	129	22	HA2	HA2	NNP
cord-354029-mp5r82g4	129	23	,	,	,
cord-354029-mp5r82g4	129	24	which	which	WDT
cord-354029-mp5r82g4	129	25	contains	contain	VBZ
cord-354029-mp5r82g4	129	26	the	the	DT
cord-354029-mp5r82g4	129	27	fusion	fusion	NN
cord-354029-mp5r82g4	129	28	peptide	peptide	NN
cord-354029-mp5r82g4	129	29	(	(	-LRB-
cord-354029-mp5r82g4	129	30	Fig	Fig	NNP
cord-354029-mp5r82g4	129	31	.	.	NNP
cord-354029-mp5r82g4	129	32	2	2	CD
cord-354029-mp5r82g4	129	33	,	,	,
cord-354029-mp5r82g4	129	34	red	red	JJ
cord-354029-mp5r82g4	129	35	)	)	-RRB-
cord-354029-mp5r82g4	129	36	and	and	CC
cord-354029-mp5r82g4	129	37	the	the	DT
cord-354029-mp5r82g4	129	38	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	129	39	domain	domain	NN
cord-354029-mp5r82g4	129	40	(	(	-LRB-
cord-354029-mp5r82g4	129	41	located	locate	VBN
cord-354029-mp5r82g4	129	42	at	at	IN
cord-354029-mp5r82g4	129	43	the	the	DT
cord-354029-mp5r82g4	129	44	C	C	NNP
cord-354029-mp5r82g4	129	45	-	-	HYPH
cord-354029-mp5r82g4	129	46	terminus	terminus	NN
cord-354029-mp5r82g4	129	47	)	)	-RRB-
cord-354029-mp5r82g4	129	48	.	.	.
cord-354029-mp5r82g4	130	1	In	in	IN
cord-354029-mp5r82g4	130	2	the	the	DT
cord-354029-mp5r82g4	130	3	native	native	JJ
cord-354029-mp5r82g4	130	4	(	(	-LRB-
cord-354029-mp5r82g4	130	5	neutral	neutral	JJ
cord-354029-mp5r82g4	130	6	pH	pH	NNP
cord-354029-mp5r82g4	130	7	)	)	-RRB-
cord-354029-mp5r82g4	130	8	structure	structure	NN
cord-354029-mp5r82g4	130	9	,	,	,
cord-354029-mp5r82g4	130	10	the	the	DT
cord-354029-mp5r82g4	130	11	fusion	fusion	NN
cord-354029-mp5r82g4	130	12	peptide	peptide	NN
cord-354029-mp5r82g4	130	13	is	be	VBZ
cord-354029-mp5r82g4	130	14	buried	bury	VBN
cord-354029-mp5r82g4	130	15	within	within	IN
cord-354029-mp5r82g4	130	16	the	the	DT
cord-354029-mp5r82g4	130	17	HA	HA	NNP
cord-354029-mp5r82g4	130	18	oligomer	oligomer	NNP
cord-354029-mp5r82g4	130	19	.	.	.
cord-354029-mp5r82g4	131	1	Three	three	CD
cord-354029-mp5r82g4	131	2	long	long	JJ
cord-354029-mp5r82g4	131	3	helices	helix	NNS
cord-354029-mp5r82g4	131	4	,	,	,
cord-354029-mp5r82g4	131	5	one	one	CD
cord-354029-mp5r82g4	131	6	from	from	IN
cord-354029-mp5r82g4	131	7	each	each	DT
cord-354029-mp5r82g4	131	8	monomer	monomer	NN
cord-354029-mp5r82g4	131	9	,	,	,
cord-354029-mp5r82g4	131	10	come	come	VB
cord-354029-mp5r82g4	131	11	together	together	RB
cord-354029-mp5r82g4	131	12	to	to	TO
cord-354029-mp5r82g4	131	13	form	form	VB
cord-354029-mp5r82g4	131	14	the	the	DT
cord-354029-mp5r82g4	131	15	triple	triple	RB
cord-354029-mp5r82g4	131	16	-	-	HYPH
cord-354029-mp5r82g4	131	17	stranded	stranded	JJ
cord-354029-mp5r82g4	131	18	coiled	coiled	JJ
cord-354029-mp5r82g4	131	19	-	-	HYPH
cord-354029-mp5r82g4	131	20	coil	coil	NN
cord-354029-mp5r82g4	131	21	of	of	IN
cord-354029-mp5r82g4	131	22	the	the	DT
cord-354029-mp5r82g4	131	23	metastable	metastable	JJ
cord-354029-mp5r82g4	131	24	trimer	trimer	NN
cord-354029-mp5r82g4	131	25	(	(	-LRB-
cord-354029-mp5r82g4	131	26	Fig	Fig	NNP
cord-354029-mp5r82g4	131	27	.	.	.
cord-354029-mp5r82g4	131	28	2A	2a	NN
cord-354029-mp5r82g4	131	29	and	and	CC
cord-354029-mp5r82g4	131	30	B	b	NN
cord-354029-mp5r82g4	131	31	,	,	,
cord-354029-mp5r82g4	131	32	blue	blue	JJ
cord-354029-mp5r82g4	131	33	and	and	CC
cord-354029-mp5r82g4	131	34	green	green	JJ
cord-354029-mp5r82g4	131	35	)	)	-RRB-
cord-354029-mp5r82g4	131	36	.	.	.
cord-354029-mp5r82g4	132	1	Low	low	JJ
cord-354029-mp5r82g4	132	2	-	-	HYPH
cord-354029-mp5r82g4	132	3	pH	ph	NN
cord-354029-mp5r82g4	132	4	-	-	HYPH
cord-354029-mp5r82g4	132	5	induced	induce	VBN
cord-354029-mp5r82g4	132	6	conformational	conformational	JJ
cord-354029-mp5r82g4	132	7	changes	change	NNS
cord-354029-mp5r82g4	132	8	within	within	IN
cord-354029-mp5r82g4	132	9	influenza	influenza	NN
cord-354029-mp5r82g4	132	10	HA	HA	NNP
cord-354029-mp5r82g4	132	11	.	.	.
cord-354029-mp5r82g4	133	1	HA1	HA1	NNP
cord-354029-mp5r82g4	133	2	is	be	VBZ
cord-354029-mp5r82g4	133	3	depicted	depict	VBN
cord-354029-mp5r82g4	133	4	in	in	IN
cord-354029-mp5r82g4	133	5	gray	gray	JJ
cord-354029-mp5r82g4	133	6	.	.	.
cord-354029-mp5r82g4	134	1	The	the	DT
cord-354029-mp5r82g4	134	2	fusion	fusion	NN
cord-354029-mp5r82g4	134	3	peptide	peptide	NN
cord-354029-mp5r82g4	134	4	is	be	VBZ
cord-354029-mp5r82g4	134	5	red	red	JJ
cord-354029-mp5r82g4	134	6	(	(	-LRB-
cord-354029-mp5r82g4	134	7	HA2	HA2	NNP
cord-354029-mp5r82g4	134	8	residues	residue	NNS
cord-354029-mp5r82g4	134	9	1	1	CD
cord-354029-mp5r82g4	134	10	-	-	HYPH
cord-354029-mp5r82g4	134	11	24	24	CD
cord-354029-mp5r82g4	134	12	)	)	-RRB-
cord-354029-mp5r82g4	134	13	.	.	.
cord-354029-mp5r82g4	135	1	The	the	DT
cord-354029-mp5r82g4	135	2	coiled	coiled	JJ
cord-354029-mp5r82g4	135	3	-	-	HYPH
cord-354029-mp5r82g4	135	4	coil	coil	NN
cord-354029-mp5r82g4	135	5	is	be	VBZ
cord-354029-mp5r82g4	135	6	blue	blue	JJ
cord-354029-mp5r82g4	135	7	,	,	,
cord-354029-mp5r82g4	135	8	with	with	IN
cord-354029-mp5r82g4	135	9	the	the	DT
cord-354029-mp5r82g4	135	10	C	C	NNP
cord-354029-mp5r82g4	135	11	-	-	HYPH
cord-354029-mp5r82g4	135	12	terminal	terminal	NN
cord-354029-mp5r82g4	135	13	helix	helix	NN
cord-354029-mp5r82g4	135	14	colored	color	VBN
cord-354029-mp5r82g4	135	15	green	green	NN
cord-354029-mp5r82g4	135	16	.	.	.
cord-354029-mp5r82g4	136	1	The	the	DT
cord-354029-mp5r82g4	136	2	C	C	NNP
cord-354029-mp5r82g4	136	3	-	-	HYPH
cord-354029-mp5r82g4	136	4	terminal	terminal	NN
cord-354029-mp5r82g4	136	5	extended	extended	JJ
cord-354029-mp5r82g4	136	6	region	region	NN
cord-354029-mp5r82g4	136	7	is	be	VBZ
cord-354029-mp5r82g4	136	8	yellow	yellow	JJ
cord-354029-mp5r82g4	136	9	.	.	.
cord-354029-mp5r82g4	137	1	The	the	DT
cord-354029-mp5r82g4	137	2	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	137	3	domain	domain	NN
cord-354029-mp5r82g4	137	4	(	(	-LRB-
cord-354029-mp5r82g4	137	5	not	not	RB
cord-354029-mp5r82g4	137	6	shown	show	VBN
cord-354029-mp5r82g4	137	7	)	)	-RRB-
cord-354029-mp5r82g4	137	8	attaches	attach	VBZ
cord-354029-mp5r82g4	137	9	to	to	IN
cord-354029-mp5r82g4	137	10	the	the	DT
cord-354029-mp5r82g4	137	11	C	c	NN
cord-354029-mp5r82g4	137	12	-	-	HYPH
cord-354029-mp5r82g4	137	13	terminal	terminal	NN
cord-354029-mp5r82g4	137	14	end	end	NN
cord-354029-mp5r82g4	137	15	,	,	,
cord-354029-mp5r82g4	137	16	indicated	indicate	VBN
cord-354029-mp5r82g4	137	17	by	by	IN
cord-354029-mp5r82g4	137	18	"	"	``
cord-354029-mp5r82g4	137	19	C	C	NNP
cord-354029-mp5r82g4	137	20	"	"	''
cord-354029-mp5r82g4	137	21	,	,	,
cord-354029-mp5r82g4	137	22	of	of	IN
cord-354029-mp5r82g4	137	23	HA2	HA2	NNP
cord-354029-mp5r82g4	137	24	.	.	.
cord-354029-mp5r82g4	138	1	A	a	DT
cord-354029-mp5r82g4	138	2	model	model	NN
cord-354029-mp5r82g4	138	3	for	for	IN
cord-354029-mp5r82g4	138	4	conformational	conformational	JJ
cord-354029-mp5r82g4	138	5	changes	change	NNS
cord-354029-mp5r82g4	138	6	:	:	:
cord-354029-mp5r82g4	139	1	A	a	DT
cord-354029-mp5r82g4	140	1	In	in	IN
cord-354029-mp5r82g4	140	2	the	the	DT
cord-354029-mp5r82g4	140	3	native	native	JJ
cord-354029-mp5r82g4	140	4	,	,	,
cord-354029-mp5r82g4	140	5	metastable	metastable	JJ
cord-354029-mp5r82g4	140	6	,	,	,
cord-354029-mp5r82g4	140	7	structure	structure	NN
cord-354029-mp5r82g4	140	8	of	of	IN
cord-354029-mp5r82g4	140	9	HA	HA	NNP
cord-354029-mp5r82g4	140	10	,	,	,
cord-354029-mp5r82g4	140	11	the	the	DT
cord-354029-mp5r82g4	140	12	fusion	fusion	NN
cord-354029-mp5r82g4	140	13	peptides	peptide	NNS
cord-354029-mp5r82g4	140	14	are	be	VBP
cord-354029-mp5r82g4	140	15	buried	bury	VBN
cord-354029-mp5r82g4	140	16	within	within	IN
cord-354029-mp5r82g4	140	17	the	the	DT
cord-354029-mp5r82g4	140	18	trimer	trimer	NN
cord-354029-mp5r82g4	140	19	interface	interface	NN
cord-354029-mp5r82g4	140	20	.	.	.
cord-354029-mp5r82g4	141	1	HA1	HA1	NNP
cord-354029-mp5r82g4	141	2	acts	act	VBZ
cord-354029-mp5r82g4	141	3	as	as	IN
cord-354029-mp5r82g4	141	4	a	a	DT
cord-354029-mp5r82g4	141	5	clamp	clamp	NN
cord-354029-mp5r82g4	141	6	to	to	TO
cord-354029-mp5r82g4	141	7	hold	hold	VB
cord-354029-mp5r82g4	141	8	HA2	HA2	NNP
cord-354029-mp5r82g4	141	9	in	in	IN
cord-354029-mp5r82g4	141	10	a	a	DT
cord-354029-mp5r82g4	141	11	metastable	metastable	JJ
cord-354029-mp5r82g4	141	12	state	state	NN
cord-354029-mp5r82g4	141	13	.	.	.
cord-354029-mp5r82g4	142	1	HA2	HA2	NNP
cord-354029-mp5r82g4	142	2	is	be	VBZ
cord-354029-mp5r82g4	142	3	largely	largely	RB
cord-354029-mp5r82g4	142	4	shielded	shield	VBN
cord-354029-mp5r82g4	142	5	by	by	IN
cord-354029-mp5r82g4	142	6	HA1	HA1	NNP
cord-354029-mp5r82g4	142	7	.	.	.
cord-354029-mp5r82g4	143	1	To	to	TO
cord-354029-mp5r82g4	143	2	illuminate	illuminate	VB
cord-354029-mp5r82g4	143	3	the	the	DT
cord-354029-mp5r82g4	143	4	HA2	HA2	NNP
cord-354029-mp5r82g4	143	5	core	core	NN
cord-354029-mp5r82g4	143	6	,	,	,
cord-354029-mp5r82g4	143	7	we	-PRON-	PRP
cord-354029-mp5r82g4	143	8	have	have	VBP
cord-354029-mp5r82g4	143	9	cartooned	cartoon	VBN
cord-354029-mp5r82g4	143	10	the	the	DT
cord-354029-mp5r82g4	143	11	portion	portion	NN
cord-354029-mp5r82g4	143	12	of	of	IN
cord-354029-mp5r82g4	143	13	HA1	HA1	NNP
cord-354029-mp5r82g4	143	14	that	that	WDT
cord-354029-mp5r82g4	143	15	covers	cover	VBZ
cord-354029-mp5r82g4	143	16	HA2	HA2	NNP
cord-354029-mp5r82g4	143	17	as	as	IN
cord-354029-mp5r82g4	143	18	a	a	DT
cord-354029-mp5r82g4	143	19	simple	simple	JJ
cord-354029-mp5r82g4	143	20	(	(	-LRB-
cord-354029-mp5r82g4	143	21	gray	gray	JJ
cord-354029-mp5r82g4	143	22	)	)	-RRB-
cord-354029-mp5r82g4	143	23	line	line	NN
cord-354029-mp5r82g4	143	24	.	.	.
cord-354029-mp5r82g4	144	1	B	b	NN
cord-354029-mp5r82g4	145	1	On	on	IN
cord-354029-mp5r82g4	145	2	exposure	exposure	NN
cord-354029-mp5r82g4	145	3	to	to	IN
cord-354029-mp5r82g4	145	4	low	low	JJ
cord-354029-mp5r82g4	145	5	pH	ph	NN
cord-354029-mp5r82g4	145	6	,	,	,
cord-354029-mp5r82g4	145	7	the	the	DT
cord-354029-mp5r82g4	145	8	HA1	HA1	NNP
cord-354029-mp5r82g4	145	9	headgroups	headgroups	NNP
cord-354029-mp5r82g4	145	10	separate	separate	JJ
cord-354029-mp5r82g4	145	11	,	,	,
cord-354029-mp5r82g4	145	12	allowing	allow	VBG
cord-354029-mp5r82g4	145	13	expulsion	expulsion	NN
cord-354029-mp5r82g4	145	14	of	of	IN
cord-354029-mp5r82g4	145	15	the	the	DT
cord-354029-mp5r82g4	145	16	fusion	fusion	NN
cord-354029-mp5r82g4	145	17	peptide	peptide	NN
cord-354029-mp5r82g4	145	18	.	.	.
cord-354029-mp5r82g4	146	1	C	C	NNP
cord-354029-mp5r82g4	146	2	A	a	DT
cord-354029-mp5r82g4	146	3	loop	loop	NN
cord-354029-mp5r82g4	146	4	-	-	HYPH
cord-354029-mp5r82g4	146	5	to	to	IN
cord-354029-mp5r82g4	146	6	-	-	HYPH
cord-354029-mp5r82g4	146	7	helix	helix	NN
cord-354029-mp5r82g4	146	8	transition	transition	NN
cord-354029-mp5r82g4	146	9	causes	cause	VBZ
cord-354029-mp5r82g4	146	10	the	the	DT
cord-354029-mp5r82g4	146	11	fusion	fusion	NN
cord-354029-mp5r82g4	146	12	peptide	peptide	NN
cord-354029-mp5r82g4	146	13	to	to	TO
cord-354029-mp5r82g4	146	14	be	be	VB
cord-354029-mp5r82g4	146	15	repositioned	reposition	VBN
cord-354029-mp5r82g4	146	16	to	to	IN
cord-354029-mp5r82g4	146	17	one	one	CD
cord-354029-mp5r82g4	146	18	end	end	NN
cord-354029-mp5r82g4	146	19	of	of	IN
cord-354029-mp5r82g4	146	20	HA2	HA2	NNP
cord-354029-mp5r82g4	146	21	,	,	,
cord-354029-mp5r82g4	146	22	where	where	WRB
cord-354029-mp5r82g4	146	23	it	-PRON-	PRP
cord-354029-mp5r82g4	146	24	can	can	MD
cord-354029-mp5r82g4	146	25	bind	bind	VB
cord-354029-mp5r82g4	146	26	to	to	IN
cord-354029-mp5r82g4	146	27	the	the	DT
cord-354029-mp5r82g4	146	28	target	target	NN
cord-354029-mp5r82g4	146	29	membrane	membrane	NN
cord-354029-mp5r82g4	146	30	.	.	.
cord-354029-mp5r82g4	147	1	D	D	NNP
cord-354029-mp5r82g4	148	1	A	a	DT
cord-354029-mp5r82g4	148	2	helix	helix	NN
cord-354029-mp5r82g4	148	3	-	-	HYPH
cord-354029-mp5r82g4	148	4	to	to	IN
cord-354029-mp5r82g4	148	5	-	-	HYPH
cord-354029-mp5r82g4	148	6	loop	loop	NN
cord-354029-mp5r82g4	148	7	transition	transition	NN
cord-354029-mp5r82g4	148	8	causes	cause	VBZ
cord-354029-mp5r82g4	148	9	the	the	DT
cord-354029-mp5r82g4	148	10	C	C	NNP
cord-354029-mp5r82g4	148	11	-	-	HYPH
cord-354029-mp5r82g4	148	12	terminal	terminal	NN
cord-354029-mp5r82g4	148	13	helix	helix	NN
cord-354029-mp5r82g4	148	14	and	and	CC
cord-354029-mp5r82g4	148	15	the	the	DT
cord-354029-mp5r82g4	148	16	C	C	NNP
cord-354029-mp5r82g4	148	17	-	-	HYPH
cord-354029-mp5r82g4	148	18	terminal	terminal	NN
cord-354029-mp5r82g4	148	19	extended	extended	JJ
cord-354029-mp5r82g4	148	20	region	region	NN
cord-354029-mp5r82g4	148	21	to	to	TO
cord-354029-mp5r82g4	148	22	reverse	reverse	VB
cord-354029-mp5r82g4	148	23	direction	direction	NN
cord-354029-mp5r82g4	148	24	and	and	CC
cord-354029-mp5r82g4	148	25	bind	bind	VB
cord-354029-mp5r82g4	148	26	to	to	IN
cord-354029-mp5r82g4	148	27	the	the	DT
cord-354029-mp5r82g4	148	28	grooves	groove	NNS
cord-354029-mp5r82g4	148	29	of	of	IN
cord-354029-mp5r82g4	148	30	the	the	DT
cord-354029-mp5r82g4	148	31	coiled	coil	VBN
cord-354029-mp5r82g4	148	32	-	-	HYPH
cord-354029-mp5r82g4	148	33	coil	coil	NN
cord-354029-mp5r82g4	148	34	in	in	IN
cord-354029-mp5r82g4	148	35	an	an	DT
cord-354029-mp5r82g4	148	36	antiparallel	antiparallel	JJ
cord-354029-mp5r82g4	148	37	orientation	orientation	NN
cord-354029-mp5r82g4	148	38	On	on	IN
cord-354029-mp5r82g4	148	39	exposure	exposure	NN
cord-354029-mp5r82g4	148	40	to	to	IN
cord-354029-mp5r82g4	148	41	low	low	JJ
cord-354029-mp5r82g4	148	42	pH	ph	NN
cord-354029-mp5r82g4	148	43	,	,	,
cord-354029-mp5r82g4	148	44	HA	HA	NNP
cord-354029-mp5r82g4	148	45	undergoes	undergo	VBZ
cord-354029-mp5r82g4	148	46	dramatic	dramatic	JJ
cord-354029-mp5r82g4	148	47	conformational	conformational	JJ
cord-354029-mp5r82g4	148	48	changes	change	NNS
cord-354029-mp5r82g4	148	49	.	.	.
cord-354029-mp5r82g4	149	1	The	the	DT
cord-354029-mp5r82g4	149	2	globular	globular	JJ
cord-354029-mp5r82g4	149	3	head	head	NN
cord-354029-mp5r82g4	149	4	domains	domain	NNS
cord-354029-mp5r82g4	149	5	separate	separate	JJ
cord-354029-mp5r82g4	149	6	,	,	,
cord-354029-mp5r82g4	149	7	releasing	release	VBG
cord-354029-mp5r82g4	149	8	the	the	DT
cord-354029-mp5r82g4	149	9	clamp	clamp	NN
cord-354029-mp5r82g4	149	10	that	that	WDT
cord-354029-mp5r82g4	149	11	holds	hold	VBZ
cord-354029-mp5r82g4	149	12	HA2	HA2	NNP
cord-354029-mp5r82g4	149	13	in	in	IN
cord-354029-mp5r82g4	149	14	its	-PRON-	PRP$
cord-354029-mp5r82g4	149	15	metastable	metastable	JJ
cord-354029-mp5r82g4	149	16	state	state	NN
cord-354029-mp5r82g4	149	17	(	(	-LRB-
cord-354029-mp5r82g4	149	18	Fig	Fig	NNP
cord-354029-mp5r82g4	149	19	.	.	.
cord-354029-mp5r82g4	149	20	2B	2b	CD
cord-354029-mp5r82g4	149	21	)	)	-RRB-
cord-354029-mp5r82g4	149	22	.	.	.
cord-354029-mp5r82g4	150	1	As	as	IN
cord-354029-mp5r82g4	150	2	a	a	DT
cord-354029-mp5r82g4	150	3	result	result	NN
cord-354029-mp5r82g4	150	4	,	,	,
cord-354029-mp5r82g4	150	5	the	the	DT
cord-354029-mp5r82g4	150	6	fusion	fusion	NN
cord-354029-mp5r82g4	150	7	peptide	peptide	NN
cord-354029-mp5r82g4	150	8	is	be	VBZ
cord-354029-mp5r82g4	150	9	exposed	expose	VBN
cord-354029-mp5r82g4	151	1	(	(	-LRB-
cord-354029-mp5r82g4	151	2	Fig	Fig	NNP
cord-354029-mp5r82g4	151	3	.	.	.
cord-354029-mp5r82g4	151	4	2C	2C	NNP
cord-354029-mp5r82g4	151	5	,	,	,
cord-354029-mp5r82g4	151	6	red	red	NNP
cord-354029-mp5r82g4	151	7	)	)	-RRB-
cord-354029-mp5r82g4	151	8	at	at	IN
cord-354029-mp5r82g4	151	9	the	the	DT
cord-354029-mp5r82g4	151	10	top	top	NN
cord-354029-mp5r82g4	151	11	of	of	IN
cord-354029-mp5r82g4	151	12	an	an	DT
cord-354029-mp5r82g4	151	13	extended	extended	JJ
cord-354029-mp5r82g4	151	14	triple	triple	RB
cord-354029-mp5r82g4	151	15	-	-	HYPH
cord-354029-mp5r82g4	151	16	stranded	stranded	JJ
cord-354029-mp5r82g4	151	17	coiled	coiled	JJ
cord-354029-mp5r82g4	151	18	-	-	HYPH
cord-354029-mp5r82g4	151	19	coil	coil	NN
cord-354029-mp5r82g4	151	20	,	,	,
cord-354029-mp5r82g4	151	21	in	in	IN
cord-354029-mp5r82g4	151	22	a	a	DT
cord-354029-mp5r82g4	151	23	position	position	NN
cord-354029-mp5r82g4	151	24	where	where	WRB
cord-354029-mp5r82g4	151	25	it	-PRON-	PRP
cord-354029-mp5r82g4	151	26	can	can	MD
cord-354029-mp5r82g4	151	27	interact	interact	VB
cord-354029-mp5r82g4	151	28	with	with	IN
cord-354029-mp5r82g4	151	29	the	the	DT
cord-354029-mp5r82g4	151	30	target	target	NN
cord-354029-mp5r82g4	151	31	membrane	membrane	NN
cord-354029-mp5r82g4	151	32	.	.	.
cord-354029-mp5r82g4	152	1	A	a	DT
cord-354029-mp5r82g4	152	2	helix	helix	NN
cord-354029-mp5r82g4	152	3	-	-	HYPH
cord-354029-mp5r82g4	152	4	to	to	IN
cord-354029-mp5r82g4	152	5	-	-	HYPH
cord-354029-mp5r82g4	152	6	loop	loop	NN
cord-354029-mp5r82g4	152	7	transition	transition	NN
cord-354029-mp5r82g4	152	8	causes	cause	VBZ
cord-354029-mp5r82g4	152	9	a	a	DT
cord-354029-mp5r82g4	152	10	short	short	JJ
cord-354029-mp5r82g4	152	11	helix	helix	NN
cord-354029-mp5r82g4	153	1	(	(	-LRB-
cord-354029-mp5r82g4	153	2	Fig	Fig	NNP
cord-354029-mp5r82g4	153	3	.	.	.
cord-354029-mp5r82g4	153	4	2D	2D	NNP
cord-354029-mp5r82g4	153	5	,	,	,
cord-354029-mp5r82g4	153	6	green	green	NNP
cord-354029-mp5r82g4	153	7	)	)	-RRB-
cord-354029-mp5r82g4	153	8	and	and	CC
cord-354029-mp5r82g4	153	9	the	the	DT
cord-354029-mp5r82g4	153	10	C	C	NNP
cord-354029-mp5r82g4	153	11	-	-	HYPH
cord-354029-mp5r82g4	153	12	terminal	terminal	NN
cord-354029-mp5r82g4	153	13	extended	extended	JJ
cord-354029-mp5r82g4	153	14	region	region	NN
cord-354029-mp5r82g4	153	15	(	(	-LRB-
cord-354029-mp5r82g4	153	16	yellow	yellow	NNP
cord-354029-mp5r82g4	153	17	)	)	-RRB-
cord-354029-mp5r82g4	153	18	to	to	TO
cord-354029-mp5r82g4	153	19	flip	flip	VB
cord-354029-mp5r82g4	153	20	up	up	RP
cord-354029-mp5r82g4	153	21	and	and	CC
cord-354029-mp5r82g4	153	22	run	run	VB
cord-354029-mp5r82g4	153	23	antiparallel	antiparallel	RB
cord-354029-mp5r82g4	153	24	to	to	IN
cord-354029-mp5r82g4	153	25	the	the	DT
cord-354029-mp5r82g4	153	26	central	central	JJ
cord-354029-mp5r82g4	153	27	coiled	coil	VBN
cord-354029-mp5r82g4	153	28	-	-	HYPH
cord-354029-mp5r82g4	153	29	coil	coil	NN
cord-354029-mp5r82g4	153	30	(	(	-LRB-
cord-354029-mp5r82g4	153	31	Bullough	Bullough	NNP
cord-354029-mp5r82g4	153	32	et	et	NNP
cord-354029-mp5r82g4	153	33	al	al	NNP
cord-354029-mp5r82g4	153	34	.	.	.
cord-354029-mp5r82g4	153	35	1994	1994	CD
cord-354029-mp5r82g4	153	36	)	)	-RRB-
cord-354029-mp5r82g4	153	37	.	.	.
cord-354029-mp5r82g4	154	1	As	as	IN
cord-354029-mp5r82g4	154	2	a	a	DT
cord-354029-mp5r82g4	154	3	result	result	NN
cord-354029-mp5r82g4	154	4	,	,	,
cord-354029-mp5r82g4	154	5	the	the	DT
cord-354029-mp5r82g4	154	6	fusion	fusion	NN
cord-354029-mp5r82g4	154	7	peptide	peptide	NN
cord-354029-mp5r82g4	154	8	and	and	CC
cord-354029-mp5r82g4	154	9	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	154	10	domain	domain	NN
cord-354029-mp5r82g4	154	11	are	be	VBP
cord-354029-mp5r82g4	154	12	brought	bring	VBN
cord-354029-mp5r82g4	154	13	into	into	IN
cord-354029-mp5r82g4	154	14	close	close	JJ
cord-354029-mp5r82g4	154	15	proximity	proximity	NN
cord-354029-mp5r82g4	154	16	at	at	IN
cord-354029-mp5r82g4	154	17	the	the	DT
cord-354029-mp5r82g4	154	18	same	same	JJ
cord-354029-mp5r82g4	154	19	end	end	NN
cord-354029-mp5r82g4	154	20	of	of	IN
cord-354029-mp5r82g4	154	21	the	the	DT
cord-354029-mp5r82g4	154	22	molecule	molecule	NN
cord-354029-mp5r82g4	154	23	(	(	-LRB-
cord-354029-mp5r82g4	154	24	Fig	Fig	NNP
cord-354029-mp5r82g4	154	25	.	.	.
cord-354029-mp5r82g4	154	26	2D	2D	NNP
cord-354029-mp5r82g4	154	27	)	)	-RRB-
cord-354029-mp5r82g4	154	28	.	.	.
cord-354029-mp5r82g4	155	1	Many	many	JJ
cord-354029-mp5r82g4	155	2	regions	region	NNS
cord-354029-mp5r82g4	155	3	of	of	IN
cord-354029-mp5r82g4	155	4	HA	HA	NNP
cord-354029-mp5r82g4	155	5	are	be	VBP
cord-354029-mp5r82g4	155	6	important	important	JJ
cord-354029-mp5r82g4	155	7	for	for	IN
cord-354029-mp5r82g4	155	8	fusion	fusion	NN
cord-354029-mp5r82g4	155	9	.	.	.
cord-354029-mp5r82g4	156	1	The	the	DT
cord-354029-mp5r82g4	156	2	fusion	fusion	NN
cord-354029-mp5r82g4	156	3	peptide	peptide	NN
cord-354029-mp5r82g4	156	4	is	be	VBZ
cord-354029-mp5r82g4	156	5	critical	critical	JJ
cord-354029-mp5r82g4	156	6	for	for	IN
cord-354029-mp5r82g4	156	7	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	156	8	attachment	attachment	NN
cord-354029-mp5r82g4	156	9	of	of	IN
cord-354029-mp5r82g4	156	10	the	the	DT
cord-354029-mp5r82g4	156	11	virus	virus	NN
cord-354029-mp5r82g4	156	12	to	to	IN
cord-354029-mp5r82g4	156	13	the	the	DT
cord-354029-mp5r82g4	156	14	target	target	NN
cord-354029-mp5r82g4	156	15	membrane	membrane	NN
cord-354029-mp5r82g4	156	16	(	(	-LRB-
cord-354029-mp5r82g4	156	17	Sect	Sect	NNP
cord-354029-mp5r82g4	156	18	.	.	.
cord-354029-mp5r82g4	157	1	6.1	6.1	CD
cord-354029-mp5r82g4	157	2	)	)	-RRB-
cord-354029-mp5r82g4	157	3	.	.	.
cord-354029-mp5r82g4	158	1	Mutations	mutation	NNS
cord-354029-mp5r82g4	158	2	that	that	WDT
cord-354029-mp5r82g4	158	3	prevent	prevent	VBP
cord-354029-mp5r82g4	158	4	(	(	-LRB-
cord-354029-mp5r82g4	158	5	1	1	CD
cord-354029-mp5r82g4	158	6	)	)	-RRB-
cord-354029-mp5r82g4	158	7	globular	globular	JJ
cord-354029-mp5r82g4	158	8	head	head	NN
cord-354029-mp5r82g4	158	9	domain	domain	NN
cord-354029-mp5r82g4	158	10	separation	separation	NN
cord-354029-mp5r82g4	158	11	(	(	-LRB-
cord-354029-mp5r82g4	158	12	Godley	Godley	NNP
cord-354029-mp5r82g4	158	13	et	et	NNP
cord-354029-mp5r82g4	158	14	al	al	NNP
cord-354029-mp5r82g4	158	15	.	.	NNP
cord-354029-mp5r82g4	158	16	1992	1992	CD
cord-354029-mp5r82g4	158	17	;	;	:
cord-354029-mp5r82g4	158	18	Kemble	Kemble	NNP
cord-354029-mp5r82g4	158	19	et	et	NNP
cord-354029-mp5r82g4	158	20	al	al	NNP
cord-354029-mp5r82g4	158	21	.	.	NNP
cord-354029-mp5r82g4	158	22	1992	1992	CD
cord-354029-mp5r82g4	158	23	)	)	-RRB-
cord-354029-mp5r82g4	158	24	,	,	,
cord-354029-mp5r82g4	158	25	(	(	-LRB-
cord-354029-mp5r82g4	158	26	2	2	LS
cord-354029-mp5r82g4	158	27	)	)	-RRB-
cord-354029-mp5r82g4	158	28	the	the	DT
cord-354029-mp5r82g4	158	29	"	"	``
cord-354029-mp5r82g4	158	30	B	b	NN
cord-354029-mp5r82g4	158	31	-	-	HYPH
cord-354029-mp5r82g4	158	32	loop"-to	loop"-to	NN
cord-354029-mp5r82g4	158	33	helix	helix	NN
cord-354029-mp5r82g4	158	34	transition	transition	NN
cord-354029-mp5r82g4	159	1	(	(	-LRB-
cord-354029-mp5r82g4	159	2	Gruenke	Gruenke	NNP
cord-354029-mp5r82g4	159	3	et	et	NNP
cord-354029-mp5r82g4	159	4	al	al	NNP
cord-354029-mp5r82g4	159	5	.	.	.
cord-354029-mp5r82g4	160	1	2002	2002	CD
cord-354029-mp5r82g4	160	2	;	;	:
cord-354029-mp5r82g4	160	3	Qiao	Qiao	NNP
cord-354029-mp5r82g4	160	4	et	et	FW
cord-354029-mp5r82g4	160	5	al	al	NNP
cord-354029-mp5r82g4	160	6	.	.	NNP
cord-354029-mp5r82g4	160	7	1998	1998	CD
cord-354029-mp5r82g4	160	8	)	)	-RRB-
cord-354029-mp5r82g4	160	9	,	,	,
cord-354029-mp5r82g4	160	10	or	or	CC
cord-354029-mp5r82g4	160	11	(	(	-LRB-
cord-354029-mp5r82g4	160	12	3	3	LS
cord-354029-mp5r82g4	160	13	)	)	-RRB-
cord-354029-mp5r82g4	160	14	the	the	DT
cord-354029-mp5r82g4	160	15	C	C	NNP
cord-354029-mp5r82g4	160	16	-	-	HYPH
cord-354029-mp5r82g4	160	17	terminal	terminal	NN
cord-354029-mp5r82g4	160	18	extended	extended	JJ
cord-354029-mp5r82g4	160	19	region	region	NN
cord-354029-mp5r82g4	160	20	from	from	IN
cord-354029-mp5r82g4	160	21	packing	pack	VBG
cord-354029-mp5r82g4	160	22	into	into	IN
cord-354029-mp5r82g4	160	23	the	the	DT
cord-354029-mp5r82g4	160	24	grooves	groove	NNS
cord-354029-mp5r82g4	160	25	of	of	IN
cord-354029-mp5r82g4	160	26	the	the	DT
cord-354029-mp5r82g4	160	27	final	final	JJ
cord-354029-mp5r82g4	160	28	coiled	coil	VBN
cord-354029-mp5r82g4	160	29	-	-	HYPH
cord-354029-mp5r82g4	160	30	coil	coil	NN
cord-354029-mp5r82g4	160	31	(	(	-LRB-
cord-354029-mp5r82g4	160	32	Borrego	Borrego	NNP
cord-354029-mp5r82g4	160	33	-	-	HYPH
cord-354029-mp5r82g4	160	34	Diaz	Diaz	NNP
cord-354029-mp5r82g4	160	35	et	et	NNP
cord-354029-mp5r82g4	160	36	al	al	NNP
cord-354029-mp5r82g4	160	37	.	.	.
cord-354029-mp5r82g4	161	1	2003	2003	CD
cord-354029-mp5r82g4	161	2	;	;	:
cord-354029-mp5r82g4	161	3	Park	Park	NNP
cord-354029-mp5r82g4	161	4	et	et	FW
cord-354029-mp5r82g4	161	5	al	al	NNP
cord-354029-mp5r82g4	161	6	.	.	NNP
cord-354029-mp5r82g4	161	7	2003	2003	CD
cord-354029-mp5r82g4	161	8	)	)	-RRB-
cord-354029-mp5r82g4	161	9	ablate	ablate	VB
cord-354029-mp5r82g4	161	10	the	the	DT
cord-354029-mp5r82g4	161	11	ability	ability	NN
cord-354029-mp5r82g4	161	12	of	of	IN
cord-354029-mp5r82g4	161	13	HA	HA	NNP
cord-354029-mp5r82g4	161	14	to	to	TO
cord-354029-mp5r82g4	161	15	reach	reach	VB
cord-354029-mp5r82g4	161	16	the	the	DT
cord-354029-mp5r82g4	161	17	lipid	lipid	NN
cord-354029-mp5r82g4	161	18	mixing	mix	VBG
cord-354029-mp5r82g4	161	19	stage	stage	NN
cord-354029-mp5r82g4	161	20	of	of	IN
cord-354029-mp5r82g4	161	21	fusion	fusion	NN
cord-354029-mp5r82g4	161	22	.	.	.
cord-354029-mp5r82g4	162	1	In	in	IN
cord-354029-mp5r82g4	162	2	our	-PRON-	PRP$
cord-354029-mp5r82g4	162	3	model	model	NN
cord-354029-mp5r82g4	162	4	(	(	-LRB-
cord-354029-mp5r82g4	162	5	Gruenke	Gruenke	NNP
cord-354029-mp5r82g4	162	6	et	et	NNP
cord-354029-mp5r82g4	162	7	al	al	NNP
cord-354029-mp5r82g4	162	8	.	.	.
cord-354029-mp5r82g4	162	9	2002	2002	CD
cord-354029-mp5r82g4	162	10	)	)	-RRB-
cord-354029-mp5r82g4	162	11	,	,	,
cord-354029-mp5r82g4	162	12	conversion	conversion	NN
cord-354029-mp5r82g4	162	13	of	of	IN
cord-354029-mp5r82g4	162	14	HA	HA	NNP
cord-354029-mp5r82g4	162	15	to	to	IN
cord-354029-mp5r82g4	162	16	a	a	DT
cord-354029-mp5r82g4	162	17	prehairpin	prehairpin	NN
cord-354029-mp5r82g4	162	18	intermediate	intermediate	JJ
cord-354029-mp5r82g4	162	19	(	(	-LRB-
cord-354029-mp5r82g4	162	20	Fig	Fig	NNP
cord-354029-mp5r82g4	162	21	.	.	.
cord-354029-mp5r82g4	162	22	2C	2C	NNP
cord-354029-mp5r82g4	162	23	)	)	-RRB-
cord-354029-mp5r82g4	162	24	allows	allow	VBZ
cord-354029-mp5r82g4	162	25	HA	HA	NNP
cord-354029-mp5r82g4	162	26	to	to	TO
cord-354029-mp5r82g4	162	27	bind	bind	VB
cord-354029-mp5r82g4	162	28	to	to	IN
cord-354029-mp5r82g4	162	29	the	the	DT
cord-354029-mp5r82g4	162	30	target	target	NN
cord-354029-mp5r82g4	162	31	membrane	membrane	NN
cord-354029-mp5r82g4	162	32	.	.	.
cord-354029-mp5r82g4	163	1	Further	further	JJ
cord-354029-mp5r82g4	163	2	conversion	conversion	NN
cord-354029-mp5r82g4	163	3	to	to	IN
cord-354029-mp5r82g4	163	4	the	the	DT
cord-354029-mp5r82g4	163	5	hairpin	hairpin	JJ
cord-354029-mp5r82g4	163	6	structure	structure	NN
cord-354029-mp5r82g4	163	7	(	(	-LRB-
cord-354029-mp5r82g4	163	8	Fig	Fig	NNP
cord-354029-mp5r82g4	163	9	.	.	.
cord-354029-mp5r82g4	163	10	2D	2D	NNP
cord-354029-mp5r82g4	163	11	)	)	-RRB-
cord-354029-mp5r82g4	163	12	then	then	RB
cord-354029-mp5r82g4	163	13	drives	drive	VBZ
cord-354029-mp5r82g4	163	14	the	the	DT
cord-354029-mp5r82g4	163	15	formation	formation	NN
cord-354029-mp5r82g4	163	16	and	and	CC
cord-354029-mp5r82g4	163	17	opening	opening	NN
cord-354029-mp5r82g4	163	18	of	of	IN
cord-354029-mp5r82g4	163	19	a	a	DT
cord-354029-mp5r82g4	163	20	fusion	fusion	NN
cord-354029-mp5r82g4	163	21	pore	pore	NN
cord-354029-mp5r82g4	163	22	.	.	.
cord-354029-mp5r82g4	164	1	Like	like	IN
cord-354029-mp5r82g4	164	2	influenza	influenza	NN
cord-354029-mp5r82g4	164	3	HA	HA	NNP
cord-354029-mp5r82g4	164	4	,	,	,
cord-354029-mp5r82g4	164	5	HIV	HIV	NNP
cord-354029-mp5r82g4	164	6	Env	Env	NNP
cord-354029-mp5r82g4	164	7	is	be	VBZ
cord-354029-mp5r82g4	164	8	synthesized	synthesize	VBN
cord-354029-mp5r82g4	164	9	as	as	IN
cord-354029-mp5r82g4	164	10	a	a	DT
cord-354029-mp5r82g4	164	11	single	single	JJ
cord-354029-mp5r82g4	164	12	-	-	HYPH
cord-354029-mp5r82g4	164	13	chain	chain	NN
cord-354029-mp5r82g4	164	14	precursor	precursor	NN
cord-354029-mp5r82g4	164	15	and	and	CC
cord-354029-mp5r82g4	164	16	cleaved	cleave	VBD
cord-354029-mp5r82g4	164	17	during	during	IN
cord-354029-mp5r82g4	164	18	biosynthesis	biosynthesis	NN
cord-354029-mp5r82g4	164	19	to	to	TO
cord-354029-mp5r82g4	164	20	yield	yield	VB
cord-354029-mp5r82g4	164	21	gp120	gp120	NNP
cord-354029-mp5r82g4	164	22	and	and	CC
cord-354029-mp5r82g4	164	23	gp41	gp41	NN
cord-354029-mp5r82g4	164	24	.	.	.
cord-354029-mp5r82g4	165	1	Native	native	JJ
cord-354029-mp5r82g4	165	2	(	(	-LRB-
cord-354029-mp5r82g4	165	3	metastable	metastable	JJ
cord-354029-mp5r82g4	165	4	)	)	-RRB-
cord-354029-mp5r82g4	166	1	HIV	HIV	NNP
cord-354029-mp5r82g4	166	2	Env	Env	NNP
cord-354029-mp5r82g4	166	3	is	be	VBZ
cord-354029-mp5r82g4	166	4	a	a	DT
cord-354029-mp5r82g4	166	5	trimer	trimer	NN
cord-354029-mp5r82g4	166	6	of	of	IN
cord-354029-mp5r82g4	166	7	the	the	DT
cord-354029-mp5r82g4	166	8	heterodimers	heterodimer	NNS
cord-354029-mp5r82g4	166	9	of	of	IN
cord-354029-mp5r82g4	166	10	gp120	gp120	NNP
cord-354029-mp5r82g4	167	1	(	(	-LRB-
cord-354029-mp5r82g4	167	2	the	the	DT
cord-354029-mp5r82g4	167	3	receptor	receptor	NN
cord-354029-mp5r82g4	167	4	binding	bind	VBG
cord-354029-mp5r82g4	167	5	subunit	subunit	NN
cord-354029-mp5r82g4	167	6	)	)	-RRB-
cord-354029-mp5r82g4	167	7	and	and	CC
cord-354029-mp5r82g4	167	8	gp41	gp41	NNP
cord-354029-mp5r82g4	167	9	(	(	-LRB-
cord-354029-mp5r82g4	167	10	the	the	DT
cord-354029-mp5r82g4	167	11	fusion	fusion	NN
cord-354029-mp5r82g4	167	12	subunit	subunit	NN
cord-354029-mp5r82g4	167	13	)	)	-RRB-
cord-354029-mp5r82g4	167	14	.	.	.
cord-354029-mp5r82g4	168	1	Env	Env	NNP
cord-354029-mp5r82g4	168	2	is	be	VBZ
cord-354029-mp5r82g4	168	3	activated	activate	VBN
cord-354029-mp5r82g4	168	4	for	for	IN
cord-354029-mp5r82g4	168	5	fusion	fusion	NN
cord-354029-mp5r82g4	168	6	(	(	-LRB-
cord-354029-mp5r82g4	168	7	at	at	IN
cord-354029-mp5r82g4	168	8	neutral	neutral	JJ
cord-354029-mp5r82g4	168	9	pH	pH	NNP
cord-354029-mp5r82g4	168	10	)	)	-RRB-
cord-354029-mp5r82g4	168	11	after	after	IN
cord-354029-mp5r82g4	168	12	sequential	sequential	JJ
cord-354029-mp5r82g4	168	13	binding	binding	NN
cord-354029-mp5r82g4	168	14	to	to	IN
cord-354029-mp5r82g4	168	15	CD4	CD4	NNP
cord-354029-mp5r82g4	168	16	and	and	CC
cord-354029-mp5r82g4	168	17	a	a	DT
cord-354029-mp5r82g4	168	18	coreceptor	coreceptor	NN
cord-354029-mp5r82g4	168	19	(	(	-LRB-
cord-354029-mp5r82g4	168	20	a	a	DT
cord-354029-mp5r82g4	168	21	chemokine	chemokine	NN
cord-354029-mp5r82g4	168	22	receptor	receptor	NN
cord-354029-mp5r82g4	168	23	)	)	-RRB-
cord-354029-mp5r82g4	168	24	.	.	.
cord-354029-mp5r82g4	169	1	Binding	bind	VBG
cord-354029-mp5r82g4	169	2	of	of	IN
cord-354029-mp5r82g4	169	3	Env	Env	NNP
cord-354029-mp5r82g4	169	4	to	to	IN
cord-354029-mp5r82g4	169	5	CD4	CD4	NNP
cord-354029-mp5r82g4	169	6	causes	cause	VBZ
cord-354029-mp5r82g4	169	7	conformational	conformational	JJ
cord-354029-mp5r82g4	169	8	changes	change	NNS
cord-354029-mp5r82g4	169	9	in	in	IN
cord-354029-mp5r82g4	169	10	Env	Env	NNP
cord-354029-mp5r82g4	169	11	that	that	DT
cord-354029-mp5r82g4	169	12	permit	permit	NN
cord-354029-mp5r82g4	169	13	binding	bind	VBG
cord-354029-mp5r82g4	169	14	to	to	IN
cord-354029-mp5r82g4	169	15	the	the	DT
cord-354029-mp5r82g4	169	16	coreceptor	coreceptor	NN
cord-354029-mp5r82g4	169	17	.	.	.
cord-354029-mp5r82g4	170	1	After	after	IN
cord-354029-mp5r82g4	170	2	coreceptor	coreceptor	NN
cord-354029-mp5r82g4	170	3	binding	binding	NN
cord-354029-mp5r82g4	170	4	,	,	,
cord-354029-mp5r82g4	170	5	additional	additional	JJ
cord-354029-mp5r82g4	170	6	conformational	conformational	JJ
cord-354029-mp5r82g4	170	7	changes	change	NNS
cord-354029-mp5r82g4	170	8	occur	occur	VBP
cord-354029-mp5r82g4	170	9	in	in	IN
cord-354029-mp5r82g4	170	10	Env	Env	NNP
cord-354029-mp5r82g4	170	11	that	that	DT
cord-354029-mp5r82g4	170	12	lead	lead	NN
cord-354029-mp5r82g4	170	13	to	to	IN
cord-354029-mp5r82g4	170	14	fusion	fusion	NN
cord-354029-mp5r82g4	171	1	(	(	-LRB-
cord-354029-mp5r82g4	171	2	Eckert	Eckert	NNP
cord-354029-mp5r82g4	171	3	and	and	CC
cord-354029-mp5r82g4	171	4	Kim	Kim	NNP
cord-354029-mp5r82g4	171	5	2001	2001	CD
cord-354029-mp5r82g4	171	6	)	)	-RRB-
cord-354029-mp5r82g4	171	7	.	.	.
cord-354029-mp5r82g4	172	1	Crystal	crystal	NN
cord-354029-mp5r82g4	172	2	structures	structure	NNS
cord-354029-mp5r82g4	172	3	exist	exist	VBP
cord-354029-mp5r82g4	172	4	for	for	IN
cord-354029-mp5r82g4	172	5	the	the	DT
cord-354029-mp5r82g4	172	6	core	core	NN
cord-354029-mp5r82g4	172	7	of	of	IN
cord-354029-mp5r82g4	172	8	the	the	DT
cord-354029-mp5r82g4	172	9	gp120	gp120	NNP
cord-354029-mp5r82g4	172	10	subunit	subunit	NN
cord-354029-mp5r82g4	173	1	(	(	-LRB-
cord-354029-mp5r82g4	173	2	Kwong	Kwong	NNP
cord-354029-mp5r82g4	173	3	et	et	NNP
cord-354029-mp5r82g4	173	4	al	al	NNP
cord-354029-mp5r82g4	173	5	.	.	.
cord-354029-mp5r82g4	173	6	1998	1998	CD
cord-354029-mp5r82g4	173	7	)	)	-RRB-
cord-354029-mp5r82g4	173	8	as	as	RB
cord-354029-mp5r82g4	173	9	well	well	RB
cord-354029-mp5r82g4	173	10	as	as	IN
cord-354029-mp5r82g4	173	11	for	for	IN
cord-354029-mp5r82g4	173	12	the	the	DT
cord-354029-mp5r82g4	173	13	postfusion	postfusion	NN
cord-354029-mp5r82g4	174	1	(	(	-LRB-
cord-354029-mp5r82g4	174	2	Fig	Fig	NNP
cord-354029-mp5r82g4	174	3	.	.	.
cord-354029-mp5r82g4	174	4	3	3	CD
cord-354029-mp5r82g4	174	5	,	,	,
cord-354029-mp5r82g4	174	6	Step	Step	NNP
cord-354029-mp5r82g4	174	7	6	6	CD
cord-354029-mp5r82g4	174	8	)	)	-RRB-
cord-354029-mp5r82g4	174	9	form	form	NN
cord-354029-mp5r82g4	174	10	of	of	IN
cord-354029-mp5r82g4	174	11	gp41	gp41	NNP
cord-354029-mp5r82g4	175	1	(	(	-LRB-
cord-354029-mp5r82g4	175	2	Chan	Chan	NNP
cord-354029-mp5r82g4	175	3	et	et	NNP
cord-354029-mp5r82g4	175	4	al	al	NNP
cord-354029-mp5r82g4	175	5	.	.	.
cord-354029-mp5r82g4	176	1	1997	1997	CD
cord-354029-mp5r82g4	176	2	;	;	:
cord-354029-mp5r82g4	176	3	Weissenhorn	Weissenhorn	NNP
cord-354029-mp5r82g4	176	4	et	et	NNP
cord-354029-mp5r82g4	176	5	al	al	NNP
cord-354029-mp5r82g4	176	6	.	.	.
cord-354029-mp5r82g4	176	7	1997	1997	CD
cord-354029-mp5r82g4	176	8	)	)	-RRB-
cord-354029-mp5r82g4	176	9	.	.	.
cord-354029-mp5r82g4	177	1	However	however	RB
cord-354029-mp5r82g4	177	2	,	,	,
cord-354029-mp5r82g4	177	3	there	there	EX
cord-354029-mp5r82g4	177	4	is	be	VBZ
cord-354029-mp5r82g4	177	5	not	not	RB
cord-354029-mp5r82g4	177	6	yet	yet	RB
cord-354029-mp5r82g4	177	7	a	a	DT
cord-354029-mp5r82g4	177	8	crystal	crystal	JJ
cord-354029-mp5r82g4	177	9	structure	structure	NN
cord-354029-mp5r82g4	177	10	of	of	IN
cord-354029-mp5r82g4	177	11	the	the	DT
cord-354029-mp5r82g4	177	12	native	native	JJ
cord-354029-mp5r82g4	177	13	(	(	-LRB-
cord-354029-mp5r82g4	177	14	metastable	metastable	JJ
cord-354029-mp5r82g4	177	15	)	)	-RRB-
cord-354029-mp5r82g4	177	16	Env	env	NN
cord-354029-mp5r82g4	177	17	trimer	trimer	NN
cord-354029-mp5r82g4	177	18	.	.	.
cord-354029-mp5r82g4	178	1	Therefore	therefore	RB
cord-354029-mp5r82g4	178	2	,	,	,
cord-354029-mp5r82g4	178	3	a	a	DT
cord-354029-mp5r82g4	178	4	detailed	detailed	JJ
cord-354029-mp5r82g4	178	5	picture	picture	NN
cord-354029-mp5r82g4	178	6	of	of	IN
cord-354029-mp5r82g4	178	7	HIV	HIV	NNP
cord-354029-mp5r82g4	178	8	Env	Env	NNP
cord-354029-mp5r82g4	178	9	activation	activation	NN
cord-354029-mp5r82g4	178	10	via	via	IN
cord-354029-mp5r82g4	178	11	receptor	receptor	NN
cord-354029-mp5r82g4	178	12	interaction	interaction	NN
cord-354029-mp5r82g4	178	13	is	be	VBZ
cord-354029-mp5r82g4	178	14	not	not	RB
cord-354029-mp5r82g4	178	15	available	available	JJ
cord-354029-mp5r82g4	178	16	.	.	.
cord-354029-mp5r82g4	179	1	We	-PRON-	PRP
cord-354029-mp5r82g4	179	2	presume	presume	VBP
cord-354029-mp5r82g4	179	3	that	that	IN
cord-354029-mp5r82g4	179	4	the	the	DT
cord-354029-mp5r82g4	179	5	first	first	JJ
cord-354029-mp5r82g4	179	6	steps	step	NNS
cord-354029-mp5r82g4	179	7	of	of	IN
cord-354029-mp5r82g4	179	8	Env	Env	NNP
cord-354029-mp5r82g4	179	9	activation	activation	NN
cord-354029-mp5r82g4	179	10	are	be	VBP
cord-354029-mp5r82g4	179	11	separation	separation	NN
cord-354029-mp5r82g4	179	12	of	of	IN
cord-354029-mp5r82g4	179	13	the	the	DT
cord-354029-mp5r82g4	179	14	globular	globular	JJ
cord-354029-mp5r82g4	179	15	head	head	NN
cord-354029-mp5r82g4	179	16	domains	domain	NNS
cord-354029-mp5r82g4	179	17	,	,	,
cord-354029-mp5r82g4	179	18	expulsion	expulsion	NN
cord-354029-mp5r82g4	179	19	of	of	IN
cord-354029-mp5r82g4	179	20	the	the	DT
cord-354029-mp5r82g4	179	21	fusion	fusion	NN
cord-354029-mp5r82g4	179	22	peptide	peptide	NN
cord-354029-mp5r82g4	179	23	,	,	,
cord-354029-mp5r82g4	179	24	and	and	CC
cord-354029-mp5r82g4	179	25	extension	extension	NN
cord-354029-mp5r82g4	179	26	of	of	IN
cord-354029-mp5r82g4	179	27	gp41	gp41	NNP
cord-354029-mp5r82g4	179	28	into	into	IN
cord-354029-mp5r82g4	179	29	a	a	DT
cord-354029-mp5r82g4	179	30	prehairpin	prehairpin	NN
cord-354029-mp5r82g4	179	31	intermediate	intermediate	JJ
cord-354029-mp5r82g4	179	32	(	(	-LRB-
cord-354029-mp5r82g4	179	33	Fig	Fig	NNP
cord-354029-mp5r82g4	179	34	.	.	.
cord-354029-mp5r82g4	179	35	3	3	CD
cord-354029-mp5r82g4	179	36	,	,	,
cord-354029-mp5r82g4	179	37	Step	step	NN
cord-354029-mp5r82g4	179	38	1	1	CD
cord-354029-mp5r82g4	179	39	)	)	-RRB-
cord-354029-mp5r82g4	179	40	.	.	.
cord-354029-mp5r82g4	180	1	Several	several	JJ
cord-354029-mp5r82g4	180	2	lines	line	NNS
cord-354029-mp5r82g4	180	3	of	of	IN
cord-354029-mp5r82g4	180	4	evidence	evidence	NN
cord-354029-mp5r82g4	180	5	indicate	indicate	VBP
cord-354029-mp5r82g4	180	6	the	the	DT
cord-354029-mp5r82g4	180	7	existence	existence	NN
cord-354029-mp5r82g4	180	8	of	of	IN
cord-354029-mp5r82g4	180	9	the	the	DT
cord-354029-mp5r82g4	180	10	prehairpin	prehairpin	NNP
cord-354029-mp5r82g4	180	11	intermediate	intermediate	JJ
cord-354029-mp5r82g4	180	12	.	.	.
cord-354029-mp5r82g4	181	1	For	for	IN
cord-354029-mp5r82g4	181	2	example	example	NN
cord-354029-mp5r82g4	181	3	,	,	,
cord-354029-mp5r82g4	181	4	peptide	peptide	NN
cord-354029-mp5r82g4	181	5	analogs	analog	NNS
cord-354029-mp5r82g4	181	6	of	of	IN
cord-354029-mp5r82g4	181	7	the	the	DT
cord-354029-mp5r82g4	181	8	C	C	NNP
cord-354029-mp5r82g4	181	9	-	-	HYPH
cord-354029-mp5r82g4	181	10	terminal	terminal	NN
cord-354029-mp5r82g4	181	11	helix	helix	NN
cord-354029-mp5r82g4	182	1	(	(	-LRB-
cord-354029-mp5r82g4	182	2	Fig	Fig	NNP
cord-354029-mp5r82g4	182	3	.	.	.
cord-354029-mp5r82g4	182	4	3	3	CD
cord-354029-mp5r82g4	182	5	,	,	,
cord-354029-mp5r82g4	182	6	green	green	JJ
cord-354029-mp5r82g4	182	7	)	)	-RRB-
cord-354029-mp5r82g4	182	8	strongly	strongly	RB
cord-354029-mp5r82g4	182	9	inhibit	inhibit	VB
cord-354029-mp5r82g4	182	10	HIV	HIV	NNP
cord-354029-mp5r82g4	182	11	fusion	fusion	NN
cord-354029-mp5r82g4	182	12	and	and	CC
cord-354029-mp5r82g4	182	13	infection	infection	NN
cord-354029-mp5r82g4	182	14	(	(	-LRB-
cord-354029-mp5r82g4	182	15	Chan	Chan	NNP
cord-354029-mp5r82g4	182	16	and	and	CC
cord-354029-mp5r82g4	182	17	Kim	Kim	NNP
cord-354029-mp5r82g4	182	18	1998	1998	CD
cord-354029-mp5r82g4	182	19	;	;	:
cord-354029-mp5r82g4	182	20	Kilby	Kilby	NNP
cord-354029-mp5r82g4	182	21	et	et	NNP
cord-354029-mp5r82g4	182	22	al	al	NNP
cord-354029-mp5r82g4	182	23	.	.	.
cord-354029-mp5r82g4	182	24	1998	1998	CD
cord-354029-mp5r82g4	182	25	)	)	-RRB-
cord-354029-mp5r82g4	182	26	.	.	.
cord-354029-mp5r82g4	183	1	Also	also	RB
cord-354029-mp5r82g4	183	2	,	,	,
cord-354029-mp5r82g4	183	3	a	a	DT
cord-354029-mp5r82g4	183	4	synthetic	synthetic	JJ
cord-354029-mp5r82g4	183	5	peptide	peptide	NN
cord-354029-mp5r82g4	183	6	corresponding	correspond	VBG
cord-354029-mp5r82g4	183	7	to	to	IN
cord-354029-mp5r82g4	183	8	the	the	DT
cord-354029-mp5r82g4	183	9	C	C	NNP
cord-354029-mp5r82g4	183	10	-	-	HYPH
cord-354029-mp5r82g4	183	11	terminal	terminal	NN
cord-354029-mp5r82g4	183	12	helix	helix	NN
cord-354029-mp5r82g4	183	13	coimmunoprecipitates	coimmunoprecipitate	NNS
cord-354029-mp5r82g4	183	14	with	with	IN
cord-354029-mp5r82g4	183	15	HIV	HIV	NNP
cord-354029-mp5r82g4	183	16	Env	Env	NNP
cord-354029-mp5r82g4	183	17	after	after	IN
cord-354029-mp5r82g4	183	18	engagement	engagement	NN
cord-354029-mp5r82g4	183	19	of	of	IN
cord-354029-mp5r82g4	183	20	receptors	receptor	NNS
cord-354029-mp5r82g4	183	21	(	(	-LRB-
cord-354029-mp5r82g4	183	22	Furuta	Furuta	NNP
cord-354029-mp5r82g4	183	23	et	et	FW
cord-354029-mp5r82g4	183	24	al	al	NNP
cord-354029-mp5r82g4	183	25	.	.	.
cord-354029-mp5r82g4	183	26	1998	1998	CD
cord-354029-mp5r82g4	183	27	;	;	:
cord-354029-mp5r82g4	183	28	He	-PRON-	PRP
cord-354029-mp5r82g4	183	29	et	et	FW
cord-354029-mp5r82g4	183	30	al	al	NNP
cord-354029-mp5r82g4	183	31	.	.	NNP
cord-354029-mp5r82g4	183	32	2003	2003	CD
cord-354029-mp5r82g4	183	33	)	)	-RRB-
cord-354029-mp5r82g4	183	34	.	.	.
cord-354029-mp5r82g4	184	1	The	the	DT
cord-354029-mp5r82g4	184	2	C	C	NNP
cord-354029-mp5r82g4	184	3	-	-	HYPH
cord-354029-mp5r82g4	184	4	terminal	terminal	NN
cord-354029-mp5r82g4	184	5	helix	helix	NN
cord-354029-mp5r82g4	184	6	then	then	RB
cord-354029-mp5r82g4	184	7	packs	pack	VBZ
cord-354029-mp5r82g4	184	8	,	,	,
cord-354029-mp5r82g4	184	9	in	in	IN
cord-354029-mp5r82g4	184	10	an	an	DT
cord-354029-mp5r82g4	184	11	antiparallel	antiparallel	JJ
cord-354029-mp5r82g4	184	12	fashion	fashion	NN
cord-354029-mp5r82g4	184	13	,	,	,
cord-354029-mp5r82g4	184	14	into	into	IN
cord-354029-mp5r82g4	184	15	the	the	DT
cord-354029-mp5r82g4	184	16	groove	groove	NN
cord-354029-mp5r82g4	184	17	of	of	IN
cord-354029-mp5r82g4	184	18	the	the	DT
cord-354029-mp5r82g4	184	19	N	n	CD
cord-354029-mp5r82g4	184	20	-	-	HYPH
cord-354029-mp5r82g4	184	21	terminal	terminal	NN
cord-354029-mp5r82g4	184	22	coiled	coil	VBN
cord-354029-mp5r82g4	184	23	-	-	HYPH
cord-354029-mp5r82g4	184	24	coil	coil	NN
cord-354029-mp5r82g4	184	25	(	(	-LRB-
cord-354029-mp5r82g4	184	26	Fig	Fig	NNP
cord-354029-mp5r82g4	184	27	.	.	.
cord-354029-mp5r82g4	184	28	3	3	CD
cord-354029-mp5r82g4	184	29	,	,	,
cord-354029-mp5r82g4	184	30	Step	step	NN
cord-354029-mp5r82g4	184	31	5	5	CD
cord-354029-mp5r82g4	184	32	)	)	-RRB-
cord-354029-mp5r82g4	184	33	.	.	.
cord-354029-mp5r82g4	185	1	Because	because	IN
cord-354029-mp5r82g4	185	2	the	the	DT
cord-354029-mp5r82g4	185	3	C	c	NN
cord-354029-mp5r82g4	185	4	-	-	HYPH
cord-354029-mp5r82g4	185	5	terminal	terminal	NN
cord-354029-mp5r82g4	185	6	helices	helix	NNS
cord-354029-mp5r82g4	185	7	of	of	IN
cord-354029-mp5r82g4	185	8	gp41	gp41	NNP
cord-354029-mp5r82g4	185	9	extend	extend	VBP
cord-354029-mp5r82g4	185	10	along	along	IN
cord-354029-mp5r82g4	185	11	the	the	DT
cord-354029-mp5r82g4	185	12	entire	entire	JJ
cord-354029-mp5r82g4	185	13	length	length	NN
cord-354029-mp5r82g4	185	14	of	of	IN
cord-354029-mp5r82g4	185	15	the	the	DT
cord-354029-mp5r82g4	185	16	N	n	CD
cord-354029-mp5r82g4	185	17	-	-	HYPH
cord-354029-mp5r82g4	185	18	terminal	terminal	NN
cord-354029-mp5r82g4	185	19	coiled	coil	VBN
cord-354029-mp5r82g4	185	20	-	-	HYPH
cord-354029-mp5r82g4	185	21	coil	coil	NN
cord-354029-mp5r82g4	185	22	,	,	,
cord-354029-mp5r82g4	185	23	this	this	DT
cord-354029-mp5r82g4	185	24	packing	packing	NN
cord-354029-mp5r82g4	185	25	would	would	MD
cord-354029-mp5r82g4	185	26	bring	bring	VB
cord-354029-mp5r82g4	185	27	the	the	DT
cord-354029-mp5r82g4	185	28	fusion	fusion	NN
cord-354029-mp5r82g4	185	29	peptide	peptide	NN
cord-354029-mp5r82g4	185	30	and	and	CC
cord-354029-mp5r82g4	185	31	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	185	32	domain	domain	NN
cord-354029-mp5r82g4	185	33	very	very	RB
cord-354029-mp5r82g4	185	34	close	close	JJ
cord-354029-mp5r82g4	185	35	together	together	RB
cord-354029-mp5r82g4	185	36	.	.	.
cord-354029-mp5r82g4	186	1	The	the	DT
cord-354029-mp5r82g4	186	2	transition	transition	NN
cord-354029-mp5r82g4	186	3	to	to	IN
cord-354029-mp5r82g4	186	4	the	the	DT
cord-354029-mp5r82g4	186	5	six	six	CD
cord-354029-mp5r82g4	186	6	-	-	HYPH
cord-354029-mp5r82g4	186	7	helix	helix	NN
cord-354029-mp5r82g4	186	8	bundle	bundle	NN
cord-354029-mp5r82g4	186	9	drives	drive	VBZ
cord-354029-mp5r82g4	186	10	membrane	membrane	NN
cord-354029-mp5r82g4	186	11	merger	merger	NN
cord-354029-mp5r82g4	186	12	(	(	-LRB-
cord-354029-mp5r82g4	186	13	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	186	14	et	et	NNP
cord-354029-mp5r82g4	186	15	al	al	NNP
cord-354029-mp5r82g4	186	16	.	.	NNP
cord-354029-mp5r82g4	186	17	2000a	2000a	CD
cord-354029-mp5r82g4	186	18	)	)	-RRB-
cord-354029-mp5r82g4	186	19	.	.	.
cord-354029-mp5r82g4	187	1	Moreover	moreover	RB
cord-354029-mp5r82g4	187	2	,	,	,
cord-354029-mp5r82g4	187	3	complete	complete	VB
cord-354029-mp5r82g4	187	4	six	six	CD
cord-354029-mp5r82g4	187	5	-	-	HYPH
cord-354029-mp5r82g4	187	6	helix	helix	NN
cord-354029-mp5r82g4	187	7	bundles	bundle	NNS
cord-354029-mp5r82g4	187	8	are	be	VBP
cord-354029-mp5r82g4	187	9	needed	need	VBN
cord-354029-mp5r82g4	187	10	to	to	TO
cord-354029-mp5r82g4	187	11	form	form	VB
cord-354029-mp5r82g4	187	12	"	"	``
cord-354029-mp5r82g4	187	13	robust	robust	JJ
cord-354029-mp5r82g4	187	14	"	"	''
cord-354029-mp5r82g4	187	15	fusion	fusion	NN
cord-354029-mp5r82g4	187	16	pores	pore	NNS
cord-354029-mp5r82g4	187	17	.	.	.
cord-354029-mp5r82g4	188	1	As	as	IN
cord-354029-mp5r82g4	188	2	mentioned	mention	VBN
cord-354029-mp5r82g4	188	3	above	above	RB
cord-354029-mp5r82g4	188	4	,	,	,
cord-354029-mp5r82g4	188	5	HIV	HIV	NNP
cord-354029-mp5r82g4	188	6	studies	study	NNS
cord-354029-mp5r82g4	188	7	,	,	,
cord-354029-mp5r82g4	188	8	primarily	primarily	RB
cord-354029-mp5r82g4	188	9	using	use	VBG
cord-354029-mp5r82g4	188	10	epitope	epitope	NN
cord-354029-mp5r82g4	188	11	accessibility	accessibility	NN
cord-354029-mp5r82g4	188	12	assays	assay	NNS
cord-354029-mp5r82g4	188	13	,	,	,
cord-354029-mp5r82g4	188	14	have	have	VBP
cord-354029-mp5r82g4	188	15	indicated	indicate	VBN
cord-354029-mp5r82g4	188	16	that	that	IN
cord-354029-mp5r82g4	188	17	engagement	engagement	NN
cord-354029-mp5r82g4	188	18	of	of	IN
cord-354029-mp5r82g4	188	19	HIV	HIV	NNP
cord-354029-mp5r82g4	188	20	receptors	receptor	NNS
cord-354029-mp5r82g4	188	21	induces	induce	VBZ
cord-354029-mp5r82g4	188	22	con-	con-	NN
cord-354029-mp5r82g4	188	23	Target	Target	NNP
cord-354029-mp5r82g4	188	24	cell	cell	NN
cord-354029-mp5r82g4	188	25	receptors	receptor	NNS
cord-354029-mp5r82g4	188	26	are	be	VBP
cord-354029-mp5r82g4	188	27	not	not	RB
cord-354029-mp5r82g4	188	28	pictured	picture	VBN
cord-354029-mp5r82g4	188	29	in	in	IN
cord-354029-mp5r82g4	188	30	this	this	DT
cord-354029-mp5r82g4	188	31	model	model	NN
cord-354029-mp5r82g4	188	32	.	.	.
cord-354029-mp5r82g4	189	1	On	on	IN
cord-354029-mp5r82g4	189	2	exposure	exposure	NN
cord-354029-mp5r82g4	189	3	to	to	IN
cord-354029-mp5r82g4	189	4	receptor	receptor	NN
cord-354029-mp5r82g4	189	5	and	and	CC
cord-354029-mp5r82g4	189	6	coreceptor	coreceptor	NN
cord-354029-mp5r82g4	189	7	at	at	IN
cord-354029-mp5r82g4	189	8	T	T	NNP
cord-354029-mp5r82g4	189	9	!	!	.
cord-354029-mp5r82g4	190	1	22C	22C	NNP
cord-354029-mp5r82g4	190	2	and	and	CC
cord-354029-mp5r82g4	190	3	neutral	neutral	JJ
cord-354029-mp5r82g4	190	4	pH	ph	NN
cord-354029-mp5r82g4	191	1	,	,	,
cord-354029-mp5r82g4	191	2	Env	Env	NNP
cord-354029-mp5r82g4	191	3	undergoes	undergo	VBZ
cord-354029-mp5r82g4	191	4	conformational	conformational	JJ
cord-354029-mp5r82g4	191	5	changes	change	NNS
cord-354029-mp5r82g4	191	6	that	that	WDT
cord-354029-mp5r82g4	191	7	result	result	VBP
cord-354029-mp5r82g4	191	8	in	in	IN
cord-354029-mp5r82g4	191	9	exposure	exposure	NN
cord-354029-mp5r82g4	191	10	of	of	IN
cord-354029-mp5r82g4	191	11	the	the	DT
cord-354029-mp5r82g4	191	12	fusion	fusion	NN
cord-354029-mp5r82g4	191	13	peptides	peptide	NNS
cord-354029-mp5r82g4	191	14	(	(	-LRB-
cord-354029-mp5r82g4	191	15	Step	Step	NNP
cord-354029-mp5r82g4	191	16	1	1	CD
cord-354029-mp5r82g4	191	17	)	)	-RRB-
cord-354029-mp5r82g4	191	18	,	,	,
cord-354029-mp5r82g4	191	19	which	which	WDT
cord-354029-mp5r82g4	191	20	then	then	RB
cord-354029-mp5r82g4	191	21	insert	insert	VBP
cord-354029-mp5r82g4	191	22	into	into	IN
cord-354029-mp5r82g4	191	23	the	the	DT
cord-354029-mp5r82g4	191	24	target	target	NN
cord-354029-mp5r82g4	191	25	membrane	membrane	NN
cord-354029-mp5r82g4	191	26	(	(	-LRB-
cord-354029-mp5r82g4	191	27	Step	Step	NNP
cord-354029-mp5r82g4	191	28	2	2	CD
cord-354029-mp5r82g4	191	29	)	)	-RRB-
cord-354029-mp5r82g4	191	30	.	.	.
cord-354029-mp5r82g4	192	1	Multiple	multiple	JJ
cord-354029-mp5r82g4	192	2	Envs	Envs	NNP
cord-354029-mp5r82g4	192	3	may	may	MD
cord-354029-mp5r82g4	192	4	cluster	cluster	VB
cord-354029-mp5r82g4	192	5	(	(	-LRB-
cord-354029-mp5r82g4	192	6	Step	Step	NNP
cord-354029-mp5r82g4	192	7	3	3	CD
cord-354029-mp5r82g4	192	8	)	)	-RRB-
cord-354029-mp5r82g4	192	9	to	to	TO
cord-354029-mp5r82g4	192	10	form	form	VB
cord-354029-mp5r82g4	192	11	a	a	DT
cord-354029-mp5r82g4	192	12	fusion	fusion	NN
cord-354029-mp5r82g4	192	13	site	site	NN
cord-354029-mp5r82g4	192	14	.	.	.
cord-354029-mp5r82g4	193	1	Additional	additional	JJ
cord-354029-mp5r82g4	193	2	conformational	conformational	JJ
cord-354029-mp5r82g4	193	3	changes	change	NNS
cord-354029-mp5r82g4	193	4	(	(	-LRB-
cord-354029-mp5r82g4	193	5	Steps	step	NNS
cord-354029-mp5r82g4	193	6	4	4	CD
cord-354029-mp5r82g4	193	7	and	and	CC
cord-354029-mp5r82g4	193	8	5	5	LS
cord-354029-mp5r82g4	193	9	)	)	-RRB-
cord-354029-mp5r82g4	193	10	lead	lead	VB
cord-354029-mp5r82g4	193	11	to	to	IN
cord-354029-mp5r82g4	193	12	the	the	DT
cord-354029-mp5r82g4	193	13	formation	formation	NN
cord-354029-mp5r82g4	193	14	of	of	IN
cord-354029-mp5r82g4	193	15	a	a	DT
cord-354029-mp5r82g4	193	16	six	six	CD
cord-354029-mp5r82g4	193	17	-	-	HYPH
cord-354029-mp5r82g4	193	18	helix	helix	NN
cord-354029-mp5r82g4	193	19	bundle	bundle	NN
cord-354029-mp5r82g4	193	20	,	,	,
cord-354029-mp5r82g4	193	21	resulting	result	VBG
cord-354029-mp5r82g4	193	22	in	in	IN
cord-354029-mp5r82g4	193	23	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	193	24	(	(	-LRB-
cord-354029-mp5r82g4	193	25	Step	step	NN
cord-354029-mp5r82g4	193	26	5	5	CD
cord-354029-mp5r82g4	193	27	)	)	-RRB-
cord-354029-mp5r82g4	193	28	(	(	-LRB-
cord-354029-mp5r82g4	193	29	defined	define	VBN
cord-354029-mp5r82g4	193	30	as	as	IN
cord-354029-mp5r82g4	193	31	mixing	mix	VBG
cord-354029-mp5r82g4	193	32	of	of	IN
cord-354029-mp5r82g4	193	33	the	the	DT
cord-354029-mp5r82g4	193	34	outer	outer	JJ
cord-354029-mp5r82g4	193	35	leaflets	leaflet	NNS
cord-354029-mp5r82g4	193	36	of	of	IN
cord-354029-mp5r82g4	193	37	the	the	DT
cord-354029-mp5r82g4	193	38	viral	viral	JJ
cord-354029-mp5r82g4	193	39	and	and	CC
cord-354029-mp5r82g4	193	40	cellular	cellular	JJ
cord-354029-mp5r82g4	193	41	membranes	membrane	NNS
cord-354029-mp5r82g4	193	42	)	)	-RRB-
cord-354029-mp5r82g4	193	43	.	.	.
cord-354029-mp5r82g4	194	1	Eventually	eventually	RB
cord-354029-mp5r82g4	194	2	a	a	DT
cord-354029-mp5r82g4	194	3	fusion	fusion	NN
cord-354029-mp5r82g4	194	4	pore	pore	NN
cord-354029-mp5r82g4	194	5	forms	form	NNS
cord-354029-mp5r82g4	194	6	(	(	-LRB-
cord-354029-mp5r82g4	194	7	Step	Step	NNP
cord-354029-mp5r82g4	194	8	6	6	CD
cord-354029-mp5r82g4	194	9	)	)	-RRB-
cord-354029-mp5r82g4	194	10	and	and	CC
cord-354029-mp5r82g4	194	11	enlarges	enlarge	VBZ
cord-354029-mp5r82g4	194	12	(	(	-LRB-
cord-354029-mp5r82g4	194	13	not	not	RB
cord-354029-mp5r82g4	194	14	shown	show	VBN
cord-354029-mp5r82g4	194	15	)	)	-RRB-
cord-354029-mp5r82g4	194	16	formational	formational	JJ
cord-354029-mp5r82g4	194	17	changes	change	NNS
cord-354029-mp5r82g4	194	18	in	in	IN
cord-354029-mp5r82g4	194	19	gp120	gp120	NNP
cord-354029-mp5r82g4	194	20	and	and	CC
cord-354029-mp5r82g4	194	21	gp41	gp41	NN
cord-354029-mp5r82g4	195	1	(	(	-LRB-
cord-354029-mp5r82g4	195	2	Eckert	Eckert	NNP
cord-354029-mp5r82g4	195	3	and	and	CC
cord-354029-mp5r82g4	195	4	Kim	Kim	NNP
cord-354029-mp5r82g4	195	5	2001	2001	CD
cord-354029-mp5r82g4	195	6	;	;	:
cord-354029-mp5r82g4	195	7	Xiang	Xiang	NNP
cord-354029-mp5r82g4	195	8	et	et	NNP
cord-354029-mp5r82g4	195	9	al	al	NNP
cord-354029-mp5r82g4	195	10	.	.	.
cord-354029-mp5r82g4	195	11	2002	2002	CD
cord-354029-mp5r82g4	195	12	)	)	-RRB-
cord-354029-mp5r82g4	195	13	.	.	.
cord-354029-mp5r82g4	196	1	A	a	DT
cord-354029-mp5r82g4	196	2	remaining	remaining	JJ
cord-354029-mp5r82g4	196	3	issue	issue	NN
cord-354029-mp5r82g4	196	4	for	for	IN
cord-354029-mp5r82g4	196	5	all	all	DT
cord-354029-mp5r82g4	196	6	receptor	receptor	NN
cord-354029-mp5r82g4	196	7	-	-	HYPH
cord-354029-mp5r82g4	196	8	activated	activate	VBN
cord-354029-mp5r82g4	196	9	viral	viral	JJ
cord-354029-mp5r82g4	196	10	fusion	fusion	NN
cord-354029-mp5r82g4	196	11	proteins	protein	NNS
cord-354029-mp5r82g4	196	12	is	be	VBZ
cord-354029-mp5r82g4	196	13	how	how	WRB
cord-354029-mp5r82g4	196	14	information	information	NN
cord-354029-mp5r82g4	196	15	is	be	VBZ
cord-354029-mp5r82g4	196	16	transmitted	transmit	VBN
cord-354029-mp5r82g4	196	17	(	(	-LRB-
cord-354029-mp5r82g4	196	18	after	after	IN
cord-354029-mp5r82g4	196	19	receptor	receptor	NN
cord-354029-mp5r82g4	196	20	binding	binding	NN
cord-354029-mp5r82g4	196	21	)	)	-RRB-
cord-354029-mp5r82g4	196	22	through	through	IN
cord-354029-mp5r82g4	196	23	the	the	DT
cord-354029-mp5r82g4	196	24	receptor	receptor	NN
cord-354029-mp5r82g4	196	25	binding	bind	VBG
cord-354029-mp5r82g4	196	26	subunit	subunit	NN
cord-354029-mp5r82g4	196	27	to	to	IN
cord-354029-mp5r82g4	196	28	the	the	DT
cord-354029-mp5r82g4	196	29	fusion	fusion	NN
cord-354029-mp5r82g4	196	30	subunit	subunit	NN
cord-354029-mp5r82g4	196	31	.	.	.
cord-354029-mp5r82g4	197	1	Such	such	JJ
cord-354029-mp5r82g4	197	2	transmission	transmission	NN
cord-354029-mp5r82g4	197	3	is	be	VBZ
cord-354029-mp5r82g4	197	4	essential	essential	JJ
cord-354029-mp5r82g4	197	5	to	to	TO
cord-354029-mp5r82g4	197	6	allow	allow	VB
cord-354029-mp5r82g4	197	7	rearrangements	rearrangement	NNS
cord-354029-mp5r82g4	197	8	in	in	IN
cord-354029-mp5r82g4	197	9	the	the	DT
cord-354029-mp5r82g4	197	10	fusion	fusion	NN
cord-354029-mp5r82g4	197	11	subunit	subunit	NN
cord-354029-mp5r82g4	197	12	(	(	-LRB-
cord-354029-mp5r82g4	197	13	e.g.	e.g.	RB
cord-354029-mp5r82g4	197	14	,	,	,
cord-354029-mp5r82g4	197	15	six	six	CD
cord-354029-mp5r82g4	197	16	-	-	HYPH
cord-354029-mp5r82g4	197	17	helix	helix	NN
cord-354029-mp5r82g4	197	18	bundle	bundle	NN
cord-354029-mp5r82g4	197	19	formation	formation	NN
cord-354029-mp5r82g4	197	20	)	)	-RRB-
cord-354029-mp5r82g4	197	21	that	that	WDT
cord-354029-mp5r82g4	197	22	drive	drive	VBP
cord-354029-mp5r82g4	197	23	fusion	fusion	NN
cord-354029-mp5r82g4	197	24	.	.	.
cord-354029-mp5r82g4	198	1	For	for	IN
cord-354029-mp5r82g4	198	2	HIV	HIV	NNP
cord-354029-mp5r82g4	198	3	,	,	,
cord-354029-mp5r82g4	198	4	part	part	NN
cord-354029-mp5r82g4	198	5	of	of	IN
cord-354029-mp5r82g4	198	6	the	the	DT
cord-354029-mp5r82g4	198	7	mechanism	mechanism	NN
cord-354029-mp5r82g4	198	8	may	may	MD
cord-354029-mp5r82g4	198	9	involve	involve	VB
cord-354029-mp5r82g4	198	10	reduction	reduction	NN
cord-354029-mp5r82g4	198	11	of	of	IN
cord-354029-mp5r82g4	198	12	one	one	CD
cord-354029-mp5r82g4	198	13	or	or	CC
cord-354029-mp5r82g4	198	14	more	more	JJR
cord-354029-mp5r82g4	198	15	disulfide	disulfide	JJ
cord-354029-mp5r82g4	198	16	bonds	bond	NNS
cord-354029-mp5r82g4	198	17	in	in	IN
cord-354029-mp5r82g4	198	18	gp120	gp120	NNP
cord-354029-mp5r82g4	199	1	(	(	-LRB-
cord-354029-mp5r82g4	199	2	Abrahamyan	Abrahamyan	NNP
cord-354029-mp5r82g4	199	3	et	et	NNP
cord-354029-mp5r82g4	199	4	al	al	NNP
cord-354029-mp5r82g4	199	5	.	.	.
cord-354029-mp5r82g4	200	1	2003	2003	CD
cord-354029-mp5r82g4	200	2	;	;	:
cord-354029-mp5r82g4	200	3	Barbouche	Barbouche	NNP
cord-354029-mp5r82g4	200	4	et	et	NNP
cord-354029-mp5r82g4	200	5	al	al	NNP
cord-354029-mp5r82g4	200	6	.	.	.
cord-354029-mp5r82g4	201	1	2003	2003	CD
cord-354029-mp5r82g4	201	2	;	;	:
cord-354029-mp5r82g4	201	3	Fenouillet	Fenouillet	NNP
cord-354029-mp5r82g4	201	4	et	et	NNP
cord-354029-mp5r82g4	201	5	al	al	NNP
cord-354029-mp5r82g4	201	6	.	.	.
cord-354029-mp5r82g4	202	1	2001	2001	CD
cord-354029-mp5r82g4	202	2	;	;	:
cord-354029-mp5r82g4	202	3	Gallina	Gallina	NNP
cord-354029-mp5r82g4	202	4	et	et	FW
cord-354029-mp5r82g4	202	5	al	al	NNP
cord-354029-mp5r82g4	202	6	.	.	.
cord-354029-mp5r82g4	202	7	2002	2002	CD
cord-354029-mp5r82g4	202	8	)	)	-RRB-
cord-354029-mp5r82g4	202	9	.	.	.
cord-354029-mp5r82g4	203	1	In	in	IN
cord-354029-mp5r82g4	203	2	murine	murine	JJ
cord-354029-mp5r82g4	203	3	retroviral	retroviral	NN
cord-354029-mp5r82g4	203	4	Envs	Envs	NNP
cord-354029-mp5r82g4	203	5	,	,	,
cord-354029-mp5r82g4	203	6	a	a	DT
cord-354029-mp5r82g4	203	7	proline	proline	JJ
cord-354029-mp5r82g4	203	8	-	-	HYPH
cord-354029-mp5r82g4	203	9	rich	rich	JJ
cord-354029-mp5r82g4	203	10	hinge	hinge	NN
cord-354029-mp5r82g4	203	11	region	region	NN
cord-354029-mp5r82g4	203	12	appears	appear	VBZ
cord-354029-mp5r82g4	203	13	to	to	TO
cord-354029-mp5r82g4	203	14	relay	relay	VB
cord-354029-mp5r82g4	203	15	receptor	receptor	NN
cord-354029-mp5r82g4	203	16	binding	bind	VBG
cord-354029-mp5r82g4	203	17	information	information	NN
cord-354029-mp5r82g4	203	18	from	from	IN
cord-354029-mp5r82g4	203	19	the	the	DT
cord-354029-mp5r82g4	203	20	N	n	CD
cord-354029-mp5r82g4	203	21	-	-	HYPH
cord-354029-mp5r82g4	203	22	terminal	terminal	NN
cord-354029-mp5r82g4	203	23	to	to	IN
cord-354029-mp5r82g4	203	24	the	the	DT
cord-354029-mp5r82g4	203	25	C	C	NNP
cord-354029-mp5r82g4	203	26	-	-	HYPH
cord-354029-mp5r82g4	203	27	terminal	terminal	NN
cord-354029-mp5r82g4	203	28	region	region	NN
cord-354029-mp5r82g4	203	29	of	of	IN
cord-354029-mp5r82g4	203	30	the	the	DT
cord-354029-mp5r82g4	203	31	receptor	receptor	NN
cord-354029-mp5r82g4	203	32	binding	bind	VBG
cord-354029-mp5r82g4	203	33	subunits	subunit	NNS
cord-354029-mp5r82g4	203	34	(	(	-LRB-
cord-354029-mp5r82g4	203	35	SU	SU	NNP
cord-354029-mp5r82g4	203	36	)	)	-RRB-
cord-354029-mp5r82g4	204	1	(	(	-LRB-
cord-354029-mp5r82g4	204	2	Barnett	Barnett	NNP
cord-354029-mp5r82g4	204	3	and	and	CC
cord-354029-mp5r82g4	204	4	Cunningham	Cunningham	NNP
cord-354029-mp5r82g4	204	5	2001	2001	CD
cord-354029-mp5r82g4	204	6	;	;	:
cord-354029-mp5r82g4	204	7	Lavillette	Lavillette	NNP
cord-354029-mp5r82g4	204	8	et	et	NNP
cord-354029-mp5r82g4	204	9	al	al	NNP
cord-354029-mp5r82g4	204	10	.	.	NNP
cord-354029-mp5r82g4	204	11	2001	2001	CD
cord-354029-mp5r82g4	204	12	)	)	-RRB-
cord-354029-mp5r82g4	204	13	.	.	.
cord-354029-mp5r82g4	205	1	Because	because	IN
cord-354029-mp5r82g4	205	2	the	the	DT
cord-354029-mp5r82g4	205	3	proline	proline	JJ
cord-354029-mp5r82g4	205	4	-	-	HYPH
cord-354029-mp5r82g4	205	5	rich	rich	JJ
cord-354029-mp5r82g4	205	6	region	region	NN
cord-354029-mp5r82g4	205	7	of	of	IN
cord-354029-mp5r82g4	205	8	SU	SU	NNP
cord-354029-mp5r82g4	205	9	is	be	VBZ
cord-354029-mp5r82g4	205	10	linked	link	VBN
cord-354029-mp5r82g4	205	11	to	to	IN
cord-354029-mp5r82g4	205	12	TM	TM	NNP
cord-354029-mp5r82g4	205	13	by	by	IN
cord-354029-mp5r82g4	205	14	a	a	DT
cord-354029-mp5r82g4	205	15	disulfide	disulfide	JJ
cord-354029-mp5r82g4	205	16	bond	bond	NN
cord-354029-mp5r82g4	205	17	(	(	-LRB-
cord-354029-mp5r82g4	205	18	Pinter	Pinter	NNP
cord-354029-mp5r82g4	205	19	et	et	NNP
cord-354029-mp5r82g4	205	20	al	al	NNP
cord-354029-mp5r82g4	205	21	.	.	.
cord-354029-mp5r82g4	205	22	1997	1997	CD
cord-354029-mp5r82g4	205	23	)	)	-RRB-
cord-354029-mp5r82g4	205	24	,	,	,
cord-354029-mp5r82g4	205	25	this	this	DT
cord-354029-mp5r82g4	205	26	may	may	MD
cord-354029-mp5r82g4	205	27	provide	provide	VB
cord-354029-mp5r82g4	205	28	a	a	DT
cord-354029-mp5r82g4	205	29	relay	relay	NN
cord-354029-mp5r82g4	205	30	system	system	NN
cord-354029-mp5r82g4	205	31	to	to	TO
cord-354029-mp5r82g4	205	32	trigger	trigger	VB
cord-354029-mp5r82g4	205	33	conformational	conformational	JJ
cord-354029-mp5r82g4	205	34	changes	change	NNS
cord-354029-mp5r82g4	205	35	in	in	IN
cord-354029-mp5r82g4	205	36	the	the	DT
cord-354029-mp5r82g4	205	37	fusion	fusion	NN
cord-354029-mp5r82g4	205	38	subunit	subunit	NN
cord-354029-mp5r82g4	205	39	.	.	.
cord-354029-mp5r82g4	206	1	Clearly	clearly	RB
cord-354029-mp5r82g4	206	2	,	,	,
cord-354029-mp5r82g4	206	3	the	the	DT
cord-354029-mp5r82g4	206	4	molecular	molecular	JJ
cord-354029-mp5r82g4	206	5	pathways	pathway	NNS
cord-354029-mp5r82g4	206	6	by	by	IN
cord-354029-mp5r82g4	206	7	which	which	WDT
cord-354029-mp5r82g4	206	8	receptor	receptor	NN
cord-354029-mp5r82g4	206	9	-	-	HYPH
cord-354029-mp5r82g4	206	10	activated	activate	VBN
cord-354029-mp5r82g4	206	11	fusion	fusion	NN
cord-354029-mp5r82g4	206	12	proteins	protein	NNS
cord-354029-mp5r82g4	206	13	change	change	VBP
cord-354029-mp5r82g4	206	14	from	from	IN
cord-354029-mp5r82g4	206	15	their	-PRON-	PRP$
cord-354029-mp5r82g4	206	16	metastable	metastable	JJ
cord-354029-mp5r82g4	206	17	to	to	IN
cord-354029-mp5r82g4	206	18	their	-PRON-	PRP$
cord-354029-mp5r82g4	206	19	activated	activate	VBN
cord-354029-mp5r82g4	206	20	forms	form	NNS
cord-354029-mp5r82g4	206	21	need	need	VBP
cord-354029-mp5r82g4	206	22	to	to	TO
cord-354029-mp5r82g4	206	23	be	be	VB
cord-354029-mp5r82g4	206	24	defined	define	VBN
cord-354029-mp5r82g4	206	25	.	.	.
cord-354029-mp5r82g4	207	1	In	in	IN
cord-354029-mp5r82g4	207	2	Fig	Fig	NNP
cord-354029-mp5r82g4	207	3	.	.	.
cord-354029-mp5r82g4	208	1	3	3	LS
cord-354029-mp5r82g4	208	2	,	,	,
cord-354029-mp5r82g4	208	3	we	-PRON-	PRP
cord-354029-mp5r82g4	208	4	show	show	VBP
cord-354029-mp5r82g4	208	5	a	a	DT
cord-354029-mp5r82g4	208	6	working	working	NN
cord-354029-mp5r82g4	208	7	model	model	NN
cord-354029-mp5r82g4	208	8	for	for	IN
cord-354029-mp5r82g4	208	9	HIV	HIV	NNP
cord-354029-mp5r82g4	208	10	Env	Env	NNP
cord-354029-mp5r82g4	208	11	-	-	HYPH
cord-354029-mp5r82g4	208	12	mediated	mediate	VBN
cord-354029-mp5r82g4	208	13	fusion	fusion	NN
cord-354029-mp5r82g4	208	14	.	.	.
cord-354029-mp5r82g4	209	1	It	-PRON-	PRP
cord-354029-mp5r82g4	209	2	is	be	VBZ
cord-354029-mp5r82g4	209	3	derived	derive	VBN
cord-354029-mp5r82g4	209	4	in	in	IN
cord-354029-mp5r82g4	209	5	part	part	NN
cord-354029-mp5r82g4	209	6	from	from	IN
cord-354029-mp5r82g4	209	7	studies	study	NNS
cord-354029-mp5r82g4	209	8	with	with	IN
cord-354029-mp5r82g4	209	9	influenza	influenza	NN
cord-354029-mp5r82g4	209	10	HA	HA	NNP
cord-354029-mp5r82g4	209	11	,	,	,
cord-354029-mp5r82g4	209	12	and	and	CC
cord-354029-mp5r82g4	209	13	it	-PRON-	PRP
cord-354029-mp5r82g4	209	14	is	be	VBZ
cord-354029-mp5r82g4	209	15	similar	similar	JJ
cord-354029-mp5r82g4	209	16	to	to	IN
cord-354029-mp5r82g4	209	17	other	other	JJ
cord-354029-mp5r82g4	209	18	HIV	HIV	NNP
cord-354029-mp5r82g4	209	19	fusion	fusion	NN
cord-354029-mp5r82g4	209	20	models	model	NNS
cord-354029-mp5r82g4	209	21	(	(	-LRB-
cord-354029-mp5r82g4	209	22	Eckert	Eckert	NNP
cord-354029-mp5r82g4	209	23	and	and	CC
cord-354029-mp5r82g4	209	24	Kim	Kim	NNP
cord-354029-mp5r82g4	209	25	2001	2001	CD
cord-354029-mp5r82g4	209	26	)	)	-RRB-
cord-354029-mp5r82g4	209	27	.	.	.
cord-354029-mp5r82g4	210	1	Our	-PRON-	PRP$
cord-354029-mp5r82g4	210	2	hypothesis	hypothesis	NN
cord-354029-mp5r82g4	210	3	is	be	VBZ
cord-354029-mp5r82g4	210	4	that	that	IN
cord-354029-mp5r82g4	210	5	all	all	DT
cord-354029-mp5r82g4	210	6	class	class	NN
cord-354029-mp5r82g4	210	7	I	-PRON-	PRP
cord-354029-mp5r82g4	210	8	fusion	fusion	NN
cord-354029-mp5r82g4	210	9	proteins	protein	NNS
cord-354029-mp5r82g4	210	10	will	will	MD
cord-354029-mp5r82g4	210	11	employ	employ	VB
cord-354029-mp5r82g4	210	12	similar	similar	JJ
cord-354029-mp5r82g4	210	13	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	210	14	.	.	.
cord-354029-mp5r82g4	211	1	We	-PRON-	PRP
cord-354029-mp5r82g4	211	2	note	note	VBP
cord-354029-mp5r82g4	211	3	,	,	,
cord-354029-mp5r82g4	211	4	however	however	RB
cord-354029-mp5r82g4	211	5	,	,	,
cord-354029-mp5r82g4	211	6	that	that	IN
cord-354029-mp5r82g4	211	7	even	even	RB
cord-354029-mp5r82g4	211	8	in	in	IN
cord-354029-mp5r82g4	211	9	the	the	DT
cord-354029-mp5r82g4	211	10	case	case	NN
cord-354029-mp5r82g4	211	11	of	of	IN
cord-354029-mp5r82g4	211	12	influenza	influenza	NN
cord-354029-mp5r82g4	211	13	HA	HA	NNP
cord-354029-mp5r82g4	211	14	,	,	,
cord-354029-mp5r82g4	211	15	alternate	alternate	JJ
cord-354029-mp5r82g4	211	16	models	model	NNS
cord-354029-mp5r82g4	211	17	are	be	VBP
cord-354029-mp5r82g4	211	18	still	still	RB
cord-354029-mp5r82g4	211	19	entertained	entertain	VBN
cord-354029-mp5r82g4	211	20	(	(	-LRB-
cord-354029-mp5r82g4	211	21	see	see	VB
cord-354029-mp5r82g4	211	22	Fig	Fig	NNP
cord-354029-mp5r82g4	211	23	.	.	NNP
cord-354029-mp5r82g4	211	24	2	2	CD
cord-354029-mp5r82g4	211	25	in	in	IN
cord-354029-mp5r82g4	211	26	Jahn	Jahn	NNP
cord-354029-mp5r82g4	211	27	et	et	NNP
cord-354029-mp5r82g4	211	28	al	al	NNP
cord-354029-mp5r82g4	211	29	.	.	NNP
cord-354029-mp5r82g4	211	30	2003	2003	CD
cord-354029-mp5r82g4	211	31	)	)	-RRB-
cord-354029-mp5r82g4	211	32	.	.	.
cord-354029-mp5r82g4	212	1	Furthermore	furthermore	RB
cord-354029-mp5r82g4	212	2	,	,	,
cord-354029-mp5r82g4	212	3	others	other	NNS
cord-354029-mp5r82g4	212	4	have	have	VBP
cord-354029-mp5r82g4	212	5	suggested	suggest	VBN
cord-354029-mp5r82g4	212	6	that	that	IN
cord-354029-mp5r82g4	212	7	different	different	JJ
cord-354029-mp5r82g4	212	8	class	class	NN
cord-354029-mp5r82g4	212	9	I	-PRON-	PRP
cord-354029-mp5r82g4	212	10	fusion	fusion	NN
cord-354029-mp5r82g4	212	11	proteins	protein	NNS
cord-354029-mp5r82g4	212	12	may	may	MD
cord-354029-mp5r82g4	212	13	use	use	VB
cord-354029-mp5r82g4	212	14	fundamentally	fundamentally	RB
cord-354029-mp5r82g4	212	15	different	different	JJ
cord-354029-mp5r82g4	212	16	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	213	1	(	(	-LRB-
cord-354029-mp5r82g4	213	2	Chen	Chen	NNP
cord-354029-mp5r82g4	213	3	et	et	NNP
cord-354029-mp5r82g4	213	4	al	al	NNP
cord-354029-mp5r82g4	213	5	.	.	NNP
cord-354029-mp5r82g4	213	6	2001a	2001a	CD
cord-354029-mp5r82g4	213	7	)	)	-RRB-
cord-354029-mp5r82g4	213	8	.	.	.
cord-354029-mp5r82g4	214	1	The	the	DT
cord-354029-mp5r82g4	214	2	features	feature	NNS
cord-354029-mp5r82g4	214	3	that	that	WDT
cord-354029-mp5r82g4	214	4	we	-PRON-	PRP
cord-354029-mp5r82g4	214	5	predict	predict	VBP
cord-354029-mp5r82g4	214	6	will	will	MD
cord-354029-mp5r82g4	214	7	be	be	VB
cord-354029-mp5r82g4	214	8	common	common	JJ
cord-354029-mp5r82g4	214	9	to	to	IN
cord-354029-mp5r82g4	214	10	the	the	DT
cord-354029-mp5r82g4	214	11	fusion	fusion	NN
cord-354029-mp5r82g4	214	12	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	214	13	of	of	IN
cord-354029-mp5r82g4	214	14	all	all	DT
cord-354029-mp5r82g4	214	15	class	class	NN
cord-354029-mp5r82g4	215	1	I	-PRON-	PRP
cord-354029-mp5r82g4	215	2	fusion	fusion	NN
cord-354029-mp5r82g4	215	3	proteins	protein	NNS
cord-354029-mp5r82g4	216	1	(	(	-LRB-
cord-354029-mp5r82g4	216	2	Fig	Fig	NNP
cord-354029-mp5r82g4	216	3	.	.	.
cord-354029-mp5r82g4	216	4	3	3	LS
cord-354029-mp5r82g4	216	5	)	)	-RRB-
cord-354029-mp5r82g4	216	6	include	include	VBP
cord-354029-mp5r82g4	216	7	:	:	:
cord-354029-mp5r82g4	216	8	(	(	-LRB-
cord-354029-mp5r82g4	216	9	1	1	LS
cord-354029-mp5r82g4	216	10	)	)	-RRB-
cord-354029-mp5r82g4	216	11	conversion	conversion	NN
cord-354029-mp5r82g4	216	12	from	from	IN
cord-354029-mp5r82g4	216	13	a	a	DT
cord-354029-mp5r82g4	216	14	metastable	metastable	JJ
cord-354029-mp5r82g4	216	15	state	state	NN
cord-354029-mp5r82g4	216	16	to	to	IN
cord-354029-mp5r82g4	216	17	an	an	DT
cord-354029-mp5r82g4	216	18	activated	activate	VBN
cord-354029-mp5r82g4	216	19	state	state	NN
cord-354029-mp5r82g4	216	20	,	,	,
cord-354029-mp5r82g4	216	21	(	(	-LRB-
cord-354029-mp5r82g4	216	22	2	2	LS
cord-354029-mp5r82g4	216	23	)	)	-RRB-
cord-354029-mp5r82g4	216	24	exposure	exposure	NN
cord-354029-mp5r82g4	216	25	and	and	CC
cord-354029-mp5r82g4	216	26	repositioning	repositioning	NN
cord-354029-mp5r82g4	216	27	of	of	IN
cord-354029-mp5r82g4	216	28	the	the	DT
cord-354029-mp5r82g4	216	29	fusion	fusion	NN
cord-354029-mp5r82g4	216	30	peptide	peptide	NN
cord-354029-mp5r82g4	216	31	for	for	IN
cord-354029-mp5r82g4	216	32	binding	bind	VBG
cord-354029-mp5r82g4	216	33	to	to	IN
cord-354029-mp5r82g4	216	34	the	the	DT
cord-354029-mp5r82g4	216	35	target	target	NN
cord-354029-mp5r82g4	216	36	bilayer	bilayer	NN
cord-354029-mp5r82g4	216	37	,	,	,
cord-354029-mp5r82g4	216	38	(	(	-LRB-
cord-354029-mp5r82g4	216	39	3	3	LS
cord-354029-mp5r82g4	216	40	)	)	-RRB-
cord-354029-mp5r82g4	216	41	recruitment	recruitment	NN
cord-354029-mp5r82g4	216	42	of	of	IN
cord-354029-mp5r82g4	216	43	several	several	JJ
cord-354029-mp5r82g4	216	44	activated	activate	VBN
cord-354029-mp5r82g4	216	45	fusion	fusion	NN
cord-354029-mp5r82g4	216	46	proteins	protein	NNS
cord-354029-mp5r82g4	216	47	to	to	IN
cord-354029-mp5r82g4	216	48	a	a	DT
cord-354029-mp5r82g4	216	49	fusion	fusion	NN
cord-354029-mp5r82g4	216	50	site	site	NN
cord-354029-mp5r82g4	216	51	(	(	-LRB-
cord-354029-mp5r82g4	216	52	Blumenthal	Blumenthal	NNP
cord-354029-mp5r82g4	216	53	et	et	NNP
cord-354029-mp5r82g4	216	54	al	al	NNP
cord-354029-mp5r82g4	216	55	.	.	.
cord-354029-mp5r82g4	216	56	1996	1996	CD
cord-354029-mp5r82g4	216	57	;	;	:
cord-354029-mp5r82g4	216	58	Danieli	Danieli	NNP
cord-354029-mp5r82g4	216	59	et	et	NNP
cord-354029-mp5r82g4	216	60	al	al	NNP
cord-354029-mp5r82g4	216	61	.	.	.
cord-354029-mp5r82g4	217	1	1996	1996	CD
cord-354029-mp5r82g4	217	2	;	;	:
cord-354029-mp5r82g4	217	3	Markovic	Markovic	NNP
cord-354029-mp5r82g4	217	4	et	et	NNP
cord-354029-mp5r82g4	217	5	al	al	NNP
cord-354029-mp5r82g4	217	6	.	.	.
cord-354029-mp5r82g4	217	7	2001	2001	CD
cord-354029-mp5r82g4	218	1	;	;	:
cord-354029-mp5r82g4	218	2	Markovic	Markovic	NNP
cord-354029-mp5r82g4	218	3	et	et	NNP
cord-354029-mp5r82g4	218	4	al	al	NNP
cord-354029-mp5r82g4	218	5	.	.	NNP
cord-354029-mp5r82g4	218	6	1998	1998	CD
cord-354029-mp5r82g4	218	7	)	)	-RRB-
cord-354029-mp5r82g4	218	8	,	,	,
cord-354029-mp5r82g4	218	9	and	and	CC
cord-354029-mp5r82g4	219	1	(	(	-LRB-
cord-354029-mp5r82g4	219	2	4	4	LS
cord-354029-mp5r82g4	219	3	)	)	-RRB-
cord-354029-mp5r82g4	219	4	subsequent	subsequent	JJ
cord-354029-mp5r82g4	219	5	conformational	conformational	JJ
cord-354029-mp5r82g4	219	6	changes	change	NNS
cord-354029-mp5r82g4	219	7	that	that	WDT
cord-354029-mp5r82g4	219	8	result	result	VBP
cord-354029-mp5r82g4	219	9	in	in	IN
cord-354029-mp5r82g4	219	10	close	close	JJ
cord-354029-mp5r82g4	219	11	apposition	apposition	NN
cord-354029-mp5r82g4	219	12	of	of	IN
cord-354029-mp5r82g4	219	13	the	the	DT
cord-354029-mp5r82g4	219	14	fusion	fusion	NN
cord-354029-mp5r82g4	219	15	peptide	peptide	NN
cord-354029-mp5r82g4	219	16	and	and	CC
cord-354029-mp5r82g4	219	17	the	the	DT
cord-354029-mp5r82g4	219	18	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	219	19	domain	domain	NN
cord-354029-mp5r82g4	219	20	.	.	.
cord-354029-mp5r82g4	220	1	The	the	DT
cord-354029-mp5r82g4	220	2	viral	viral	JJ
cord-354029-mp5r82g4	220	3	fusion	fusion	NN
cord-354029-mp5r82g4	220	4	proteins	protein	NNS
cord-354029-mp5r82g4	220	5	that	that	WDT
cord-354029-mp5r82g4	220	6	have	have	VBP
cord-354029-mp5r82g4	220	7	thus	thus	RB
cord-354029-mp5r82g4	220	8	far	far	RB
cord-354029-mp5r82g4	220	9	been	be	VBN
cord-354029-mp5r82g4	220	10	discussed	discuss	VBN
cord-354029-mp5r82g4	220	11	in	in	IN
cord-354029-mp5r82g4	220	12	detail	detail	NN
cord-354029-mp5r82g4	220	13	contain	contain	VBP
cord-354029-mp5r82g4	220	14	a	a	DT
cord-354029-mp5r82g4	220	15	receptor	receptor	NN
cord-354029-mp5r82g4	220	16	binding	bind	VBG
cord-354029-mp5r82g4	220	17	domain	domain	NN
cord-354029-mp5r82g4	220	18	(	(	-LRB-
cord-354029-mp5r82g4	220	19	e.g.	e.g.	RB
cord-354029-mp5r82g4	220	20	,	,	,
cord-354029-mp5r82g4	220	21	the	the	DT
cord-354029-mp5r82g4	220	22	gp120	gp120	NNP
cord-354029-mp5r82g4	220	23	subunit	subunit	NN
cord-354029-mp5r82g4	220	24	of	of	IN
cord-354029-mp5r82g4	220	25	HIV	HIV	NNP
cord-354029-mp5r82g4	220	26	Env	Env	NNP
cord-354029-mp5r82g4	220	27	)	)	-RRB-
cord-354029-mp5r82g4	220	28	within	within	IN
cord-354029-mp5r82g4	220	29	the	the	DT
cord-354029-mp5r82g4	220	30	fusion	fusion	NN
cord-354029-mp5r82g4	220	31	protein	protein	NN
cord-354029-mp5r82g4	220	32	spike	spike	NN
cord-354029-mp5r82g4	220	33	.	.	.
cord-354029-mp5r82g4	221	1	In	in	IN
cord-354029-mp5r82g4	221	2	other	other	JJ
cord-354029-mp5r82g4	221	3	cases	case	NNS
cord-354029-mp5r82g4	221	4	,	,	,
cord-354029-mp5r82g4	221	5	the	the	DT
cord-354029-mp5r82g4	221	6	receptor	receptor	NN
cord-354029-mp5r82g4	221	7	binding	bind	VBG
cord-354029-mp5r82g4	221	8	do	do	VB
cord-354029-mp5r82g4	221	9	-	-	HYPH
cord-354029-mp5r82g4	221	10	main	main	NN
cord-354029-mp5r82g4	221	11	resides	reside	NNS
cord-354029-mp5r82g4	221	12	in	in	IN
cord-354029-mp5r82g4	221	13	a	a	DT
cord-354029-mp5r82g4	221	14	separate	separate	JJ
cord-354029-mp5r82g4	221	15	viral	viral	JJ
cord-354029-mp5r82g4	221	16	spike	spike	NN
cord-354029-mp5r82g4	221	17	.	.	.
cord-354029-mp5r82g4	222	1	Paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	222	2	have	have	VBP
cord-354029-mp5r82g4	222	3	an	an	DT
cord-354029-mp5r82g4	222	4	attachment	attachment	NN
cord-354029-mp5r82g4	222	5	protein	protein	NN
cord-354029-mp5r82g4	222	6	spike	spike	NN
cord-354029-mp5r82g4	222	7	and	and	CC
cord-354029-mp5r82g4	222	8	a	a	DT
cord-354029-mp5r82g4	222	9	separate	separate	JJ
cord-354029-mp5r82g4	222	10	fusion	fusion	NN
cord-354029-mp5r82g4	222	11	(	(	-LRB-
cord-354029-mp5r82g4	222	12	F	F	NNP
cord-354029-mp5r82g4	222	13	)	)	-RRB-
cord-354029-mp5r82g4	222	14	protein	protein	NN
cord-354029-mp5r82g4	222	15	spike	spike	NN
cord-354029-mp5r82g4	222	16	.	.	.
cord-354029-mp5r82g4	223	1	Most	Most	JJS
cord-354029-mp5r82g4	223	2	,	,	,
cord-354029-mp5r82g4	223	3	but	but	CC
cord-354029-mp5r82g4	223	4	not	not	RB
cord-354029-mp5r82g4	223	5	all	all	DT
cord-354029-mp5r82g4	223	6	,	,	,
cord-354029-mp5r82g4	223	7	paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	223	8	require	require	VBP
cord-354029-mp5r82g4	223	9	both	both	CC
cord-354029-mp5r82g4	223	10	the	the	DT
cord-354029-mp5r82g4	223	11	attachment	attachment	NN
cord-354029-mp5r82g4	223	12	protein	protein	NN
cord-354029-mp5r82g4	223	13	and	and	CC
cord-354029-mp5r82g4	223	14	the	the	DT
cord-354029-mp5r82g4	223	15	F	F	NNP
cord-354029-mp5r82g4	223	16	protein	protein	NN
cord-354029-mp5r82g4	223	17	for	for	IN
cord-354029-mp5r82g4	223	18	fusion	fusion	NN
cord-354029-mp5r82g4	223	19	(	(	-LRB-
cord-354029-mp5r82g4	223	20	Bagai	Bagai	NNP
cord-354029-mp5r82g4	223	21	and	and	CC
cord-354029-mp5r82g4	223	22	Lamb	Lamb	NNP
cord-354029-mp5r82g4	223	23	1995	1995	CD
cord-354029-mp5r82g4	223	24	;	;	:
cord-354029-mp5r82g4	223	25	Paterson	Paterson	NNP
cord-354029-mp5r82g4	223	26	et	et	NNP
cord-354029-mp5r82g4	223	27	al	al	NNP
cord-354029-mp5r82g4	223	28	.	.	.
cord-354029-mp5r82g4	223	29	2000	2000	CD
cord-354029-mp5r82g4	223	30	)	)	-RRB-
cord-354029-mp5r82g4	223	31	.	.	.
cord-354029-mp5r82g4	224	1	In	in	IN
cord-354029-mp5r82g4	224	2	most	most	JJS
cord-354029-mp5r82g4	224	3	cases	case	NNS
cord-354029-mp5r82g4	224	4	,	,	,
cord-354029-mp5r82g4	224	5	the	the	DT
cord-354029-mp5r82g4	224	6	attachment	attachment	NN
cord-354029-mp5r82g4	224	7	protein	protein	NN
cord-354029-mp5r82g4	224	8	must	must	MD
cord-354029-mp5r82g4	224	9	come	come	VB
cord-354029-mp5r82g4	224	10	from	from	IN
cord-354029-mp5r82g4	224	11	the	the	DT
cord-354029-mp5r82g4	224	12	same	same	JJ
cord-354029-mp5r82g4	224	13	paramyxovirus	paramyxovirus	NN
cord-354029-mp5r82g4	224	14	as	as	IN
cord-354029-mp5r82g4	224	15	the	the	DT
cord-354029-mp5r82g4	224	16	fusion	fusion	NN
cord-354029-mp5r82g4	224	17	protein	protein	NN
cord-354029-mp5r82g4	224	18	(	(	-LRB-
cord-354029-mp5r82g4	224	19	Bossart	Bossart	NNP
cord-354029-mp5r82g4	224	20	et	et	NNP
cord-354029-mp5r82g4	224	21	al	al	NNP
cord-354029-mp5r82g4	224	22	.	.	.
cord-354029-mp5r82g4	224	23	2002	2002	CD
cord-354029-mp5r82g4	224	24	)	)	-RRB-
cord-354029-mp5r82g4	224	25	.	.	.
cord-354029-mp5r82g4	225	1	In	in	IN
cord-354029-mp5r82g4	225	2	the	the	DT
cord-354029-mp5r82g4	225	3	few	few	JJ
cord-354029-mp5r82g4	225	4	cases	case	NNS
cord-354029-mp5r82g4	225	5	in	in	IN
cord-354029-mp5r82g4	225	6	which	which	WDT
cord-354029-mp5r82g4	225	7	the	the	DT
cord-354029-mp5r82g4	225	8	F	F	NNP
cord-354029-mp5r82g4	225	9	protein	protein	NN
cord-354029-mp5r82g4	225	10	is	be	VBZ
cord-354029-mp5r82g4	225	11	sufficient	sufficient	JJ
cord-354029-mp5r82g4	225	12	,	,	,
cord-354029-mp5r82g4	225	13	fusion	fusion	NN
cord-354029-mp5r82g4	225	14	is	be	VBZ
cord-354029-mp5r82g4	225	15	enhanced	enhance	VBN
cord-354029-mp5r82g4	225	16	if	if	IN
cord-354029-mp5r82g4	225	17	the	the	DT
cord-354029-mp5r82g4	225	18	attachment	attachment	NN
cord-354029-mp5r82g4	225	19	protein	protein	NN
cord-354029-mp5r82g4	225	20	is	be	VBZ
cord-354029-mp5r82g4	225	21	also	also	RB
cord-354029-mp5r82g4	225	22	expressed	express	VBN
cord-354029-mp5r82g4	225	23	(	(	-LRB-
cord-354029-mp5r82g4	225	24	Bagai	Bagai	NNP
cord-354029-mp5r82g4	225	25	and	and	CC
cord-354029-mp5r82g4	225	26	Lamb	Lamb	NNP
cord-354029-mp5r82g4	225	27	1995	1995	CD
cord-354029-mp5r82g4	225	28	)	)	-RRB-
cord-354029-mp5r82g4	225	29	.	.	.
cord-354029-mp5r82g4	226	1	The	the	DT
cord-354029-mp5r82g4	226	2	need	need	NN
cord-354029-mp5r82g4	226	3	for	for	IN
cord-354029-mp5r82g4	226	4	the	the	DT
cord-354029-mp5r82g4	226	5	attachment	attachment	NN
cord-354029-mp5r82g4	226	6	protein	protein	NN
cord-354029-mp5r82g4	226	7	can	can	MD
cord-354029-mp5r82g4	226	8	be	be	VB
cord-354029-mp5r82g4	226	9	overcome	overcome	VBN
cord-354029-mp5r82g4	226	10	by	by	IN
cord-354029-mp5r82g4	226	11	mutations	mutation	NNS
cord-354029-mp5r82g4	226	12	in	in	IN
cord-354029-mp5r82g4	226	13	the	the	DT
cord-354029-mp5r82g4	226	14	F	F	NNP
cord-354029-mp5r82g4	226	15	protein	protein	NN
cord-354029-mp5r82g4	226	16	(	(	-LRB-
cord-354029-mp5r82g4	226	17	Paterson	Paterson	NNP
cord-354029-mp5r82g4	226	18	et	et	NNP
cord-354029-mp5r82g4	226	19	al	al	NNP
cord-354029-mp5r82g4	226	20	.	.	.
cord-354029-mp5r82g4	226	21	2000	2000	CD
cord-354029-mp5r82g4	226	22	;	;	:
cord-354029-mp5r82g4	226	23	Seth	Seth	NNP
cord-354029-mp5r82g4	226	24	et	et	NNP
cord-354029-mp5r82g4	226	25	al	al	NNP
cord-354029-mp5r82g4	226	26	.	.	NNP
cord-354029-mp5r82g4	226	27	2003	2003	CD
cord-354029-mp5r82g4	226	28	)	)	-RRB-
cord-354029-mp5r82g4	226	29	or	or	CC
cord-354029-mp5r82g4	226	30	by	by	IN
cord-354029-mp5r82g4	226	31	conducting	conduct	VBG
cord-354029-mp5r82g4	226	32	fusion	fusion	NN
cord-354029-mp5r82g4	226	33	reactions	reaction	NNS
cord-354029-mp5r82g4	226	34	at	at	IN
cord-354029-mp5r82g4	226	35	T>37C	T>37C	NNP
cord-354029-mp5r82g4	226	36	(	(	-LRB-
cord-354029-mp5r82g4	226	37	Paterson	Paterson	NNP
cord-354029-mp5r82g4	226	38	et	et	NNP
cord-354029-mp5r82g4	226	39	al	al	NNP
cord-354029-mp5r82g4	226	40	.	.	.
cord-354029-mp5r82g4	226	41	2000	2000	CD
cord-354029-mp5r82g4	226	42	;	;	:
cord-354029-mp5r82g4	226	43	Wharton	Wharton	NNP
cord-354029-mp5r82g4	226	44	et	et	NNP
cord-354029-mp5r82g4	226	45	al	al	NNP
cord-354029-mp5r82g4	226	46	.	.	.
cord-354029-mp5r82g4	226	47	2000	2000	CD
cord-354029-mp5r82g4	226	48	)	)	-RRB-
cord-354029-mp5r82g4	226	49	.	.	.
cord-354029-mp5r82g4	227	1	Paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	227	2	fusion	fusion	NN
cord-354029-mp5r82g4	227	3	proteins	protein	NNS
cord-354029-mp5r82g4	227	4	thus	thus	RB
cord-354029-mp5r82g4	227	5	represent	represent	VBP
cord-354029-mp5r82g4	227	6	special	special	JJ
cord-354029-mp5r82g4	227	7	cases	case	NNS
cord-354029-mp5r82g4	227	8	of	of	IN
cord-354029-mp5r82g4	227	9	receptor	receptor	NN
cord-354029-mp5r82g4	227	10	-	-	HYPH
cord-354029-mp5r82g4	227	11	activated	activate	VBN
cord-354029-mp5r82g4	227	12	fusion	fusion	NN
cord-354029-mp5r82g4	227	13	proteins	protein	NNS
cord-354029-mp5r82g4	227	14	,	,	,
cord-354029-mp5r82g4	227	15	in	in	IN
cord-354029-mp5r82g4	227	16	which	which	WDT
cord-354029-mp5r82g4	227	17	receptor	receptor	NN
cord-354029-mp5r82g4	227	18	activation	activation	NN
cord-354029-mp5r82g4	227	19	is	be	VBZ
cord-354029-mp5r82g4	227	20	communicated	communicate	VBN
cord-354029-mp5r82g4	227	21	from	from	IN
cord-354029-mp5r82g4	227	22	one	one	CD
cord-354029-mp5r82g4	227	23	viral	viral	JJ
cord-354029-mp5r82g4	227	24	spike	spike	NN
cord-354029-mp5r82g4	227	25	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	227	26	to	to	IN
cord-354029-mp5r82g4	227	27	another	another	DT
cord-354029-mp5r82g4	227	28	.	.	.
cord-354029-mp5r82g4	228	1	F	F	NNP
cord-354029-mp5r82g4	228	2	proteins	protein	NNS
cord-354029-mp5r82g4	228	3	are	be	VBP
cord-354029-mp5r82g4	228	4	proteolytically	proteolytically	RB
cord-354029-mp5r82g4	228	5	cleaved	cleave	VBN
cord-354029-mp5r82g4	228	6	during	during	IN
cord-354029-mp5r82g4	228	7	biosynthesis	biosynthesis	NN
cord-354029-mp5r82g4	228	8	to	to	TO
cord-354029-mp5r82g4	228	9	generate	generate	VB
cord-354029-mp5r82g4	228	10	two	two	CD
cord-354029-mp5r82g4	228	11	disulfide	disulfide	RB
cord-354029-mp5r82g4	228	12	-	-	HYPH
cord-354029-mp5r82g4	228	13	bonded	bond	VBN
cord-354029-mp5r82g4	228	14	subunits	subunit	NNS
cord-354029-mp5r82g4	228	15	,	,	,
cord-354029-mp5r82g4	228	16	F	F	NNP
cord-354029-mp5r82g4	228	17	1	1	CD
cord-354029-mp5r82g4	228	18	and	and	CC
cord-354029-mp5r82g4	228	19	F	F	NNP
cord-354029-mp5r82g4	228	20	2	2	CD
cord-354029-mp5r82g4	229	1	(	(	-LRB-
cord-354029-mp5r82g4	229	2	Begona	Begona	NNP
cord-354029-mp5r82g4	229	3	Ruiz	Ruiz	NNP
cord-354029-mp5r82g4	229	4	-	-	HYPH
cord-354029-mp5r82g4	229	5	Arguello	Arguello	NNP
cord-354029-mp5r82g4	229	6	et	et	NNP
cord-354029-mp5r82g4	229	7	al	al	NNP
cord-354029-mp5r82g4	229	8	.	.	.
cord-354029-mp5r82g4	230	1	2002	2002	CD
cord-354029-mp5r82g4	230	2	;	;	:
cord-354029-mp5r82g4	230	3	Gonzalez	Gonzalez	NNP
cord-354029-mp5r82g4	230	4	-	-	HYPH
cord-354029-mp5r82g4	230	5	Reyes	Reyes	NNP
cord-354029-mp5r82g4	230	6	et	et	NNP
cord-354029-mp5r82g4	230	7	al	al	NNP
cord-354029-mp5r82g4	230	8	.	.	.
cord-354029-mp5r82g4	231	1	2001	2001	CD
cord-354029-mp5r82g4	231	2	;	;	:
cord-354029-mp5r82g4	231	3	Lamb	Lamb	NNP
cord-354029-mp5r82g4	231	4	1993	1993	CD
cord-354029-mp5r82g4	231	5	)	)	-RRB-
cord-354029-mp5r82g4	231	6	,	,	,
cord-354029-mp5r82g4	231	7	found	find	VBD
cord-354029-mp5r82g4	231	8	as	as	IN
cord-354029-mp5r82g4	231	9	metastable	metastable	JJ
cord-354029-mp5r82g4	231	10	trimers	trimer	NNS
cord-354029-mp5r82g4	231	11	of	of	IN
cord-354029-mp5r82g4	231	12	dimers	dimer	NNS
cord-354029-mp5r82g4	231	13	(	(	-LRB-
cord-354029-mp5r82g4	231	14	Baker	Baker	NNP
cord-354029-mp5r82g4	231	15	et	et	NNP
cord-354029-mp5r82g4	231	16	al	al	NNP
cord-354029-mp5r82g4	231	17	.	.	.
cord-354029-mp5r82g4	231	18	1999	1999	CD
cord-354029-mp5r82g4	231	19	)	)	-RRB-
cord-354029-mp5r82g4	231	20	on	on	IN
cord-354029-mp5r82g4	231	21	virions	virion	NNS
cord-354029-mp5r82g4	231	22	.	.	.
cord-354029-mp5r82g4	232	1	It	-PRON-	PRP
cord-354029-mp5r82g4	232	2	has	have	VBZ
cord-354029-mp5r82g4	232	3	been	be	VBN
cord-354029-mp5r82g4	232	4	suggested	suggest	VBN
cord-354029-mp5r82g4	232	5	that	that	IN
cord-354029-mp5r82g4	232	6	binding	binding	NN
cord-354029-mp5r82g4	232	7	of	of	IN
cord-354029-mp5r82g4	232	8	the	the	DT
cord-354029-mp5r82g4	232	9	attachment	attachment	NN
cord-354029-mp5r82g4	232	10	protein	protein	NN
cord-354029-mp5r82g4	232	11	to	to	IN
cord-354029-mp5r82g4	232	12	a	a	DT
cord-354029-mp5r82g4	232	13	host	host	NN
cord-354029-mp5r82g4	232	14	cell	cell	NN
cord-354029-mp5r82g4	232	15	receptor	receptor	NN
cord-354029-mp5r82g4	232	16	causes	cause	VBZ
cord-354029-mp5r82g4	232	17	conformational	conformational	JJ
cord-354029-mp5r82g4	232	18	changes	change	NNS
cord-354029-mp5r82g4	232	19	in	in	IN
cord-354029-mp5r82g4	232	20	this	this	DT
cord-354029-mp5r82g4	232	21	protein	protein	NN
cord-354029-mp5r82g4	232	22	,	,	,
cord-354029-mp5r82g4	232	23	which	which	WDT
cord-354029-mp5r82g4	232	24	in	in	IN
cord-354029-mp5r82g4	232	25	turn	turn	NN
cord-354029-mp5r82g4	232	26	cause	cause	VBP
cord-354029-mp5r82g4	232	27	activating	activate	VBG
cord-354029-mp5r82g4	232	28	conformational	conformational	JJ
cord-354029-mp5r82g4	232	29	changes	change	NNS
cord-354029-mp5r82g4	232	30	in	in	IN
cord-354029-mp5r82g4	232	31	the	the	DT
cord-354029-mp5r82g4	232	32	metastable	metastable	JJ
cord-354029-mp5r82g4	232	33	F	f	NN
cord-354029-mp5r82g4	232	34	protein	protein	NN
cord-354029-mp5r82g4	232	35	(	(	-LRB-
cord-354029-mp5r82g4	232	36	Lamb	Lamb	NNP
cord-354029-mp5r82g4	232	37	1993	1993	CD
cord-354029-mp5r82g4	232	38	;	;	:
cord-354029-mp5r82g4	232	39	Russell	Russell	NNP
cord-354029-mp5r82g4	232	40	et	et	NNP
cord-354029-mp5r82g4	232	41	al	al	NNP
cord-354029-mp5r82g4	232	42	.	.	.
cord-354029-mp5r82g4	233	1	2001	2001	CD
cord-354029-mp5r82g4	233	2	;	;	:
cord-354029-mp5r82g4	233	3	Takimoto	Takimoto	NNP
cord-354029-mp5r82g4	233	4	et	et	NNP
cord-354029-mp5r82g4	233	5	al	al	NNP
cord-354029-mp5r82g4	233	6	.	.	.
cord-354029-mp5r82g4	233	7	2002	2002	CD
cord-354029-mp5r82g4	233	8	)	)	-RRB-
cord-354029-mp5r82g4	233	9	.	.	.
cord-354029-mp5r82g4	234	1	The	the	DT
cord-354029-mp5r82g4	234	2	exact	exact	JJ
cord-354029-mp5r82g4	234	3	mechanism	mechanism	NN
cord-354029-mp5r82g4	234	4	by	by	IN
cord-354029-mp5r82g4	234	5	which	which	WDT
cord-354029-mp5r82g4	234	6	attachment	attachment	NN
cord-354029-mp5r82g4	234	7	proteins	protein	NNS
cord-354029-mp5r82g4	234	8	activate	activate	VBP
cord-354029-mp5r82g4	234	9	F	F	NNP
cord-354029-mp5r82g4	234	10	proteins	protein	NNS
cord-354029-mp5r82g4	234	11	is	be	VBZ
cord-354029-mp5r82g4	234	12	not	not	RB
cord-354029-mp5r82g4	234	13	known	know	VBN
cord-354029-mp5r82g4	234	14	,	,	,
cord-354029-mp5r82g4	234	15	but	but	CC
cord-354029-mp5r82g4	234	16	several	several	JJ
cord-354029-mp5r82g4	234	17	groups	group	NNS
cord-354029-mp5r82g4	234	18	have	have	VBP
cord-354029-mp5r82g4	234	19	provided	provide	VBN
cord-354029-mp5r82g4	234	20	evidence	evidence	NN
cord-354029-mp5r82g4	234	21	for	for	IN
cord-354029-mp5r82g4	234	22	cross	cross	NN
cord-354029-mp5r82g4	234	23	talk	talk	NN
cord-354029-mp5r82g4	234	24	between	between	IN
cord-354029-mp5r82g4	234	25	attachment	attachment	NN
cord-354029-mp5r82g4	234	26	and	and	CC
cord-354029-mp5r82g4	234	27	F	f	NN
cord-354029-mp5r82g4	234	28	proteins	protein	NNS
cord-354029-mp5r82g4	235	1	(	(	-LRB-
cord-354029-mp5r82g4	235	2	Bossart	Bossart	NNP
cord-354029-mp5r82g4	235	3	et	et	NNP
cord-354029-mp5r82g4	235	4	al	al	NNP
cord-354029-mp5r82g4	235	5	.	.	.
cord-354029-mp5r82g4	236	1	2002	2002	CD
cord-354029-mp5r82g4	236	2	;	;	:
cord-354029-mp5r82g4	236	3	Deng	Deng	NNP
cord-354029-mp5r82g4	236	4	et	et	NNP
cord-354029-mp5r82g4	236	5	al	al	NNP
cord-354029-mp5r82g4	236	6	.	.	.
cord-354029-mp5r82g4	237	1	1999	1999	CD
cord-354029-mp5r82g4	237	2	;	;	:
cord-354029-mp5r82g4	237	3	McGinnes	McGinnes	NNP
cord-354029-mp5r82g4	237	4	et	et	NNP
cord-354029-mp5r82g4	237	5	al	al	NNP
cord-354029-mp5r82g4	237	6	.	.	.
cord-354029-mp5r82g4	238	1	2002	2002	CD
cord-354029-mp5r82g4	238	2	;	;	:
cord-354029-mp5r82g4	238	3	Stone	Stone	NNP
cord-354029-mp5r82g4	238	4	-	-	HYPH
cord-354029-mp5r82g4	238	5	Hulslander	Hulslander	NNP
cord-354029-mp5r82g4	238	6	and	and	CC
cord-354029-mp5r82g4	238	7	Morrison	Morrison	NNP
cord-354029-mp5r82g4	238	8	1997	1997	CD
cord-354029-mp5r82g4	238	9	;	;	:
cord-354029-mp5r82g4	238	10	Takimoto	Takimoto	NNP
cord-354029-mp5r82g4	238	11	et	et	NNP
cord-354029-mp5r82g4	238	12	al	al	NNP
cord-354029-mp5r82g4	238	13	.	.	.
cord-354029-mp5r82g4	238	14	2002	2002	CD
cord-354029-mp5r82g4	238	15	;	;	:
cord-354029-mp5r82g4	238	16	Yao	Yao	NNP
cord-354029-mp5r82g4	238	17	et	et	NNP
cord-354029-mp5r82g4	238	18	al	al	NNP
cord-354029-mp5r82g4	238	19	.	.	.
cord-354029-mp5r82g4	238	20	1997	1997	CD
cord-354029-mp5r82g4	238	21	)	)	-RRB-
cord-354029-mp5r82g4	238	22	.	.	.
cord-354029-mp5r82g4	239	1	The	the	DT
cord-354029-mp5r82g4	239	2	post	post	JJ
cord-354029-mp5r82g4	239	3	-	-	JJ
cord-354029-mp5r82g4	239	4	fusion	fusion	JJ
cord-354029-mp5r82g4	239	5	form	form	NN
cord-354029-mp5r82g4	239	6	of	of	IN
cord-354029-mp5r82g4	239	7	the	the	DT
cord-354029-mp5r82g4	239	8	F	F	NNP
cord-354029-mp5r82g4	239	9	protein	protein	NN
cord-354029-mp5r82g4	239	10	from	from	IN
cord-354029-mp5r82g4	239	11	the	the	DT
cord-354029-mp5r82g4	239	12	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	239	13	SV5	SV5	NNP
cord-354029-mp5r82g4	239	14	contains	contain	VBZ
cord-354029-mp5r82g4	239	15	a	a	DT
cord-354029-mp5r82g4	239	16	six	six	CD
cord-354029-mp5r82g4	239	17	-	-	HYPH
cord-354029-mp5r82g4	239	18	helix	helix	NN
cord-354029-mp5r82g4	239	19	bundle	bundle	NN
cord-354029-mp5r82g4	239	20	(	(	-LRB-
cord-354029-mp5r82g4	239	21	Baker	Baker	NNP
cord-354029-mp5r82g4	239	22	et	et	NNP
cord-354029-mp5r82g4	239	23	al	al	NNP
cord-354029-mp5r82g4	239	24	.	.	.
cord-354029-mp5r82g4	239	25	1999	1999	CD
cord-354029-mp5r82g4	239	26	)	)	-RRB-
cord-354029-mp5r82g4	239	27	.	.	.
cord-354029-mp5r82g4	240	1	Similar	similar	JJ
cord-354029-mp5r82g4	240	2	to	to	IN
cord-354029-mp5r82g4	240	3	HIV	HIV	NNP
cord-354029-mp5r82g4	240	4	Env	Env	NNP
cord-354029-mp5r82g4	240	5	Kilby	Kilby	NNP
cord-354029-mp5r82g4	240	6	et	et	NNP
cord-354029-mp5r82g4	240	7	al	al	NNP
cord-354029-mp5r82g4	240	8	.	.	.
cord-354029-mp5r82g4	241	1	1998	1998	CD
cord-354029-mp5r82g4	241	2	;	;	:
cord-354029-mp5r82g4	241	3	Munoz	Munoz	NNP
cord-354029-mp5r82g4	241	4	-	-	HYPH
cord-354029-mp5r82g4	241	5	Barroso	Barroso	NNP
cord-354029-mp5r82g4	241	6	et	et	NNP
cord-354029-mp5r82g4	241	7	al	al	NNP
cord-354029-mp5r82g4	241	8	.	.	NNP
cord-354029-mp5r82g4	241	9	1998	1998	CD
cord-354029-mp5r82g4	241	10	)	)	-RRB-
cord-354029-mp5r82g4	241	11	and	and	CC
cord-354029-mp5r82g4	241	12	other	other	JJ
cord-354029-mp5r82g4	241	13	retroviral	retroviral	NN
cord-354029-mp5r82g4	241	14	fusion	fusion	NN
cord-354029-mp5r82g4	241	15	proteins	protein	NNS
cord-354029-mp5r82g4	242	1	(	(	-LRB-
cord-354029-mp5r82g4	242	2	Earp	Earp	NNP
cord-354029-mp5r82g4	242	3	et	et	NNP
cord-354029-mp5r82g4	242	4	al	al	NNP
cord-354029-mp5r82g4	242	5	.	.	.
cord-354029-mp5r82g4	243	1	2003	2003	CD
cord-354029-mp5r82g4	243	2	;	;	:
cord-354029-mp5r82g4	243	3	Netter	Netter	NNP
cord-354029-mp5r82g4	243	4	2002	2002	CD
cord-354029-mp5r82g4	243	5	)	)	-RRB-
cord-354029-mp5r82g4	243	6	,	,	,
cord-354029-mp5r82g4	243	7	peptide	peptide	JJ
cord-354029-mp5r82g4	243	8	analogs	analog	NNS
cord-354029-mp5r82g4	243	9	of	of	IN
cord-354029-mp5r82g4	243	10	the	the	DT
cord-354029-mp5r82g4	243	11	N	N	NNP
cord-354029-mp5r82g4	243	12	-	-	HYPH
cord-354029-mp5r82g4	243	13	and	and	CC
cord-354029-mp5r82g4	243	14	C	c	NN
cord-354029-mp5r82g4	243	15	-	-	HYPH
cord-354029-mp5r82g4	243	16	terminal	terminal	NN
cord-354029-mp5r82g4	243	17	helices	helix	NNS
cord-354029-mp5r82g4	243	18	of	of	IN
cord-354029-mp5r82g4	243	19	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	243	20	six	six	CD
cord-354029-mp5r82g4	243	21	-	-	HYPH
cord-354029-mp5r82g4	243	22	helix	helix	NN
cord-354029-mp5r82g4	243	23	bundles	bundle	NNS
cord-354029-mp5r82g4	243	24	are	be	VBP
cord-354029-mp5r82g4	243	25	potent	potent	JJ
cord-354029-mp5r82g4	243	26	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	243	27	of	of	IN
cord-354029-mp5r82g4	243	28	fusion	fusion	NN
cord-354029-mp5r82g4	243	29	and	and	CC
cord-354029-mp5r82g4	243	30	infection	infection	NN
cord-354029-mp5r82g4	244	1	(	(	-LRB-
cord-354029-mp5r82g4	244	2	Bossart	Bossart	NNP
cord-354029-mp5r82g4	244	3	et	et	NNP
cord-354029-mp5r82g4	244	4	al	al	NNP
cord-354029-mp5r82g4	244	5	.	.	.
cord-354029-mp5r82g4	245	1	2002	2002	CD
cord-354029-mp5r82g4	245	2	;	;	:
cord-354029-mp5r82g4	245	3	Joshi	Joshi	NNP
cord-354029-mp5r82g4	245	4	et	et	FW
cord-354029-mp5r82g4	245	5	al	al	NNP
cord-354029-mp5r82g4	245	6	.	.	.
cord-354029-mp5r82g4	246	1	1998	1998	CD
cord-354029-mp5r82g4	246	2	;	;	:
cord-354029-mp5r82g4	246	3	Lambert	Lambert	NNP
cord-354029-mp5r82g4	246	4	et	et	NNP
cord-354029-mp5r82g4	246	5	al	al	NNP
cord-354029-mp5r82g4	246	6	.	.	.
cord-354029-mp5r82g4	247	1	1996	1996	CD
cord-354029-mp5r82g4	247	2	;	;	:
cord-354029-mp5r82g4	247	3	Young	Young	NNP
cord-354029-mp5r82g4	247	4	et	et	NNP
cord-354029-mp5r82g4	247	5	al	al	NNP
cord-354029-mp5r82g4	247	6	.	.	.
cord-354029-mp5r82g4	247	7	1999	1999	CD
cord-354029-mp5r82g4	247	8	)	)	-RRB-
cord-354029-mp5r82g4	247	9	.	.	.
cord-354029-mp5r82g4	248	1	As	as	IN
cord-354029-mp5r82g4	248	2	is	be	VBZ
cord-354029-mp5r82g4	248	3	also	also	RB
cord-354029-mp5r82g4	248	4	the	the	DT
cord-354029-mp5r82g4	248	5	case	case	NN
cord-354029-mp5r82g4	248	6	for	for	IN
cord-354029-mp5r82g4	248	7	HIV	HIV	NNP
cord-354029-mp5r82g4	248	8	Env	Env	NNP
cord-354029-mp5r82g4	248	9	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	248	10	et	et	FW
cord-354029-mp5r82g4	248	11	al	al	NNP
cord-354029-mp5r82g4	248	12	.	.	NNP
cord-354029-mp5r82g4	248	13	2000a	2000a	CD
cord-354029-mp5r82g4	248	14	)	)	-RRB-
cord-354029-mp5r82g4	248	15	,	,	,
cord-354029-mp5r82g4	248	16	a	a	DT
cord-354029-mp5r82g4	248	17	recent	recent	JJ
cord-354029-mp5r82g4	248	18	study	study	NN
cord-354029-mp5r82g4	248	19	showed	show	VBD
cord-354029-mp5r82g4	248	20	that	that	IN
cord-354029-mp5r82g4	248	21	conversion	conversion	NN
cord-354029-mp5r82g4	248	22	of	of	IN
cord-354029-mp5r82g4	248	23	the	the	DT
cord-354029-mp5r82g4	248	24	SV5	SV5	NNP
cord-354029-mp5r82g4	248	25	F	F	NNP
cord-354029-mp5r82g4	248	26	protein	protein	NN
cord-354029-mp5r82g4	248	27	to	to	IN
cord-354029-mp5r82g4	248	28	a	a	DT
cord-354029-mp5r82g4	248	29	six	six	CD
cord-354029-mp5r82g4	248	30	-	-	HYPH
cord-354029-mp5r82g4	248	31	helix	helix	NN
cord-354029-mp5r82g4	248	32	bundle	bundle	NN
cord-354029-mp5r82g4	248	33	drives	drive	VBZ
cord-354029-mp5r82g4	248	34	membrane	membrane	NN
cord-354029-mp5r82g4	248	35	fusion	fusion	NN
cord-354029-mp5r82g4	248	36	.	.	.
cord-354029-mp5r82g4	249	1	Issues	issue	NNS
cord-354029-mp5r82g4	249	2	yet	yet	RB
cord-354029-mp5r82g4	249	3	to	to	TO
cord-354029-mp5r82g4	249	4	be	be	VB
cord-354029-mp5r82g4	249	5	addressed	address	VBN
cord-354029-mp5r82g4	249	6	for	for	IN
cord-354029-mp5r82g4	249	7	paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	249	8	are	be	VBP
cord-354029-mp5r82g4	249	9	the	the	DT
cord-354029-mp5r82g4	249	10	structure	structure	NN
cord-354029-mp5r82g4	249	11	of	of	IN
cord-354029-mp5r82g4	249	12	the	the	DT
cord-354029-mp5r82g4	249	13	complete	complete	JJ
cord-354029-mp5r82g4	249	14	native	native	JJ
cord-354029-mp5r82g4	249	15	(	(	-LRB-
cord-354029-mp5r82g4	249	16	metastable	metastable	JJ
cord-354029-mp5r82g4	249	17	)	)	-RRB-
cord-354029-mp5r82g4	249	18	F	f	NN
cord-354029-mp5r82g4	249	19	trimer	trimer	NN
cord-354029-mp5r82g4	249	20	and	and	CC
cord-354029-mp5r82g4	249	21	how	how	WRB
cord-354029-mp5r82g4	249	22	it	-PRON-	PRP
cord-354029-mp5r82g4	249	23	is	be	VBZ
cord-354029-mp5r82g4	249	24	converted	convert	VBN
cord-354029-mp5r82g4	249	25	to	to	IN
cord-354029-mp5r82g4	249	26	its	-PRON-	PRP$
cord-354029-mp5r82g4	249	27	activated	activate	VBN
cord-354029-mp5r82g4	249	28	form	form	NN
cord-354029-mp5r82g4	249	29	.	.	.
cord-354029-mp5r82g4	250	1	The	the	DT
cord-354029-mp5r82g4	250	2	first	first	JJ
cord-354029-mp5r82g4	250	3	glimpses	glimpse	NNS
cord-354029-mp5r82g4	250	4	at	at	IN
cord-354029-mp5r82g4	250	5	the	the	DT
cord-354029-mp5r82g4	250	6	metastable	metastable	JJ
cord-354029-mp5r82g4	250	7	and	and	CC
cord-354029-mp5r82g4	250	8	postfusion	postfusion	NNP
cord-354029-mp5r82g4	250	9	states	state	NNS
cord-354029-mp5r82g4	250	10	of	of	IN
cord-354029-mp5r82g4	250	11	the	the	DT
cord-354029-mp5r82g4	250	12	F	F	NNP
cord-354029-mp5r82g4	250	13	trimer	trimer	NN
cord-354029-mp5r82g4	250	14	came	come	VBD
cord-354029-mp5r82g4	250	15	from	from	IN
cord-354029-mp5r82g4	250	16	EM	EM	NNP
cord-354029-mp5r82g4	250	17	observations	observation	NNS
cord-354029-mp5r82g4	250	18	of	of	IN
cord-354029-mp5r82g4	250	19	the	the	DT
cord-354029-mp5r82g4	250	20	respiratory	respiratory	JJ
cord-354029-mp5r82g4	250	21	syncytial	syncytial	JJ
cord-354029-mp5r82g4	250	22	virus	virus	NN
cord-354029-mp5r82g4	250	23	(	(	-LRB-
cord-354029-mp5r82g4	250	24	RSV	RSV	NNP
cord-354029-mp5r82g4	250	25	)	)	-RRB-
cord-354029-mp5r82g4	250	26	F	F	NNP
cord-354029-mp5r82g4	250	27	protein	protein	NN
cord-354029-mp5r82g4	250	28	.	.	.
cord-354029-mp5r82g4	251	1	Preparations	preparation	NNS
cord-354029-mp5r82g4	251	2	of	of	IN
cord-354029-mp5r82g4	251	3	purified	purify	VBN
cord-354029-mp5r82g4	251	4	recombinant	recombinant	JJ
cord-354029-mp5r82g4	251	5	F	F	NNP
cord-354029-mp5r82g4	251	6	protein	protein	NN
cord-354029-mp5r82g4	251	7	contained	contain	VBD
cord-354029-mp5r82g4	251	8	both	both	DT
cord-354029-mp5r82g4	251	9	cone	cone	NN
cord-354029-mp5r82g4	251	10	-	-	HYPH
cord-354029-mp5r82g4	251	11	shaped	shape	VBN
cord-354029-mp5r82g4	251	12	rods	rod	NNS
cord-354029-mp5r82g4	251	13	and	and	CC
cord-354029-mp5r82g4	251	14	"	"	``
cord-354029-mp5r82g4	251	15	lollipop"-shaped	lollipop"-shaped	JJ
cord-354029-mp5r82g4	251	16	structures	structure	NNS
cord-354029-mp5r82g4	251	17	.	.	.
cord-354029-mp5r82g4	252	1	On	on	IN
cord-354029-mp5r82g4	252	2	storage	storage	NN
cord-354029-mp5r82g4	252	3	,	,	,
cord-354029-mp5r82g4	252	4	there	there	EX
cord-354029-mp5r82g4	252	5	appeared	appear	VBD
cord-354029-mp5r82g4	252	6	to	to	TO
cord-354029-mp5r82g4	252	7	be	be	VB
cord-354029-mp5r82g4	252	8	a	a	DT
cord-354029-mp5r82g4	252	9	shift	shift	NN
cord-354029-mp5r82g4	252	10	from	from	IN
cord-354029-mp5r82g4	252	11	the	the	DT
cord-354029-mp5r82g4	252	12	cone	cone	NN
cord-354029-mp5r82g4	252	13	-	-	HYPH
cord-354029-mp5r82g4	252	14	shaped	shape	VBN
cord-354029-mp5r82g4	252	15	to	to	IN
cord-354029-mp5r82g4	252	16	the	the	DT
cord-354029-mp5r82g4	252	17	"	"	``
cord-354029-mp5r82g4	252	18	lollipop"-shaped	lollipop"-shaped	JJ
cord-354029-mp5r82g4	252	19	structures	structure	NNS
cord-354029-mp5r82g4	252	20	(	(	-LRB-
cord-354029-mp5r82g4	252	21	Calder	Calder	NNP
cord-354029-mp5r82g4	252	22	et	et	NNP
cord-354029-mp5r82g4	252	23	al	al	NNP
cord-354029-mp5r82g4	252	24	.	.	.
cord-354029-mp5r82g4	252	25	2000	2000	CD
cord-354029-mp5r82g4	252	26	)	)	-RRB-
cord-354029-mp5r82g4	252	27	.	.	.
cord-354029-mp5r82g4	253	1	Examination	examination	NN
cord-354029-mp5r82g4	253	2	of	of	IN
cord-354029-mp5r82g4	253	3	F	F	NNP
cord-354029-mp5r82g4	253	4	complexed	complexed	JJ
cord-354029-mp5r82g4	253	5	with	with	IN
cord-354029-mp5r82g4	253	6	specific	specific	JJ
cord-354029-mp5r82g4	253	7	monoclonal	monoclonal	JJ
cord-354029-mp5r82g4	253	8	antibodies	antibody	NNS
cord-354029-mp5r82g4	253	9	suggested	suggest	VBD
cord-354029-mp5r82g4	253	10	that	that	IN
cord-354029-mp5r82g4	253	11	the	the	DT
cord-354029-mp5r82g4	253	12	"	"	``
cord-354029-mp5r82g4	253	13	lollipop	lollipop	NN
cord-354029-mp5r82g4	253	14	"	"	''
cord-354029-mp5r82g4	253	15	structures	structure	NNS
cord-354029-mp5r82g4	253	16	contained	contain	VBD
cord-354029-mp5r82g4	253	17	six	six	CD
cord-354029-mp5r82g4	253	18	-	-	HYPH
cord-354029-mp5r82g4	253	19	helix	helix	NN
cord-354029-mp5r82g4	253	20	bundles	bundle	NNS
cord-354029-mp5r82g4	253	21	composed	compose	VBN
cord-354029-mp5r82g4	253	22	of	of	IN
cord-354029-mp5r82g4	253	23	N	n	CD
cord-354029-mp5r82g4	253	24	-	-	:
cord-354029-mp5r82g4	253	25	and	and	CC
cord-354029-mp5r82g4	253	26	C	C	NNP
cord-354029-mp5r82g4	253	27	-	-	HYPH
cord-354029-mp5r82g4	253	28	terminal	terminal	NN
cord-354029-mp5r82g4	253	29	heptad	heptad	NN
cord-354029-mp5r82g4	253	30	repeats	repeat	VBZ
cord-354029-mp5r82g4	253	31	(	(	-LRB-
cord-354029-mp5r82g4	253	32	Calder	Calder	NNP
cord-354029-mp5r82g4	253	33	et	et	NNP
cord-354029-mp5r82g4	253	34	al	al	NNP
cord-354029-mp5r82g4	253	35	.	.	.
cord-354029-mp5r82g4	253	36	2000	2000	CD
cord-354029-mp5r82g4	253	37	)	)	-RRB-
cord-354029-mp5r82g4	253	38	.	.	.
cord-354029-mp5r82g4	254	1	A	a	DT
cord-354029-mp5r82g4	254	2	high	high	JJ
cord-354029-mp5r82g4	254	3	-	-	HYPH
cord-354029-mp5r82g4	254	4	resolution	resolution	NN
cord-354029-mp5r82g4	254	5	structure	structure	NN
cord-354029-mp5r82g4	254	6	of	of	IN
cord-354029-mp5r82g4	254	7	an	an	DT
cord-354029-mp5r82g4	254	8	F	F	NNP
cord-354029-mp5r82g4	254	9	protein	protein	NN
cord-354029-mp5r82g4	254	10	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	254	11	was	be	VBD
cord-354029-mp5r82g4	254	12	recently	recently	RB
cord-354029-mp5r82g4	254	13	presented	present	VBN
cord-354029-mp5r82g4	255	1	(	(	-LRB-
cord-354029-mp5r82g4	255	2	Chen	Chen	NNP
cord-354029-mp5r82g4	255	3	et	et	NNP
cord-354029-mp5r82g4	255	4	al	al	NNP
cord-354029-mp5r82g4	255	5	.	.	NNP
cord-354029-mp5r82g4	255	6	2001a	2001a	CD
cord-354029-mp5r82g4	255	7	)	)	-RRB-
cord-354029-mp5r82g4	255	8	.	.	.
cord-354029-mp5r82g4	256	1	The	the	DT
cord-354029-mp5r82g4	256	2	protein	protein	NN
cord-354029-mp5r82g4	256	3	used	use	VBD
cord-354029-mp5r82g4	256	4	for	for	IN
cord-354029-mp5r82g4	256	5	the	the	DT
cord-354029-mp5r82g4	256	6	analysis	analysis	NN
cord-354029-mp5r82g4	256	7	contained	contain	VBD
cord-354029-mp5r82g4	256	8	a	a	DT
cord-354029-mp5r82g4	256	9	mixture	mixture	NN
cord-354029-mp5r82g4	256	10	of	of	IN
cord-354029-mp5r82g4	256	11	precursor	precursor	NN
cord-354029-mp5r82g4	256	12	F	F	NNP
cord-354029-mp5r82g4	256	13	0	0	CD
cord-354029-mp5r82g4	256	14	and	and	CC
cord-354029-mp5r82g4	256	15	proteolytically	proteolytically	RB
cord-354029-mp5r82g4	256	16	cleaved	cleave	VBN
cord-354029-mp5r82g4	257	1	F.	F.	NNP
cord-354029-mp5r82g4	257	2	It	-PRON-	PRP
cord-354029-mp5r82g4	257	3	also	also	RB
cord-354029-mp5r82g4	257	4	apparently	apparently	RB
cord-354029-mp5r82g4	257	5	lacked	lack	VBD
cord-354029-mp5r82g4	257	6	the	the	DT
cord-354029-mp5r82g4	257	7	second	second	JJ
cord-354029-mp5r82g4	257	8	heptad	heptad	NN
cord-354029-mp5r82g4	257	9	repeat	repeat	NN
cord-354029-mp5r82g4	257	10	,	,	,
cord-354029-mp5r82g4	257	11	which	which	WDT
cord-354029-mp5r82g4	257	12	forms	form	VBZ
cord-354029-mp5r82g4	257	13	the	the	DT
cord-354029-mp5r82g4	257	14	C	C	NNP
cord-354029-mp5r82g4	257	15	-	-	HYPH
cord-354029-mp5r82g4	257	16	helix	helix	NN
cord-354029-mp5r82g4	257	17	in	in	IN
cord-354029-mp5r82g4	257	18	the	the	DT
cord-354029-mp5r82g4	257	19	postfusion	postfusion	NN
cord-354029-mp5r82g4	257	20	form	form	NN
cord-354029-mp5r82g4	257	21	.	.	.
cord-354029-mp5r82g4	258	1	This	this	DT
cord-354029-mp5r82g4	258	2	trimeric	trimeric	NNP
cord-354029-mp5r82g4	258	3	F	F	NNP
cord-354029-mp5r82g4	258	4	protein	protein	NN
cord-354029-mp5r82g4	258	5	structure	structure	NN
cord-354029-mp5r82g4	258	6	is	be	VBZ
cord-354029-mp5r82g4	258	7	fundamentally	fundamentally	RB
cord-354029-mp5r82g4	258	8	different	different	JJ
cord-354029-mp5r82g4	258	9	from	from	IN
cord-354029-mp5r82g4	258	10	that	that	DT
cord-354029-mp5r82g4	258	11	of	of	IN
cord-354029-mp5r82g4	258	12	influenza	influenza	NN
cord-354029-mp5r82g4	258	13	HA	HA	NNP
cord-354029-mp5r82g4	258	14	;	;	:
cord-354029-mp5r82g4	258	15	the	the	DT
cord-354029-mp5r82g4	258	16	N	n	CD
cord-354029-mp5r82g4	258	17	-	-	HYPH
cord-354029-mp5r82g4	258	18	terminal	terminal	JJ
cord-354029-mp5r82g4	258	19	end	end	NN
cord-354029-mp5r82g4	258	20	of	of	IN
cord-354029-mp5r82g4	258	21	its	-PRON-	PRP$
cord-354029-mp5r82g4	258	22	coiled	coiled	JJ
cord-354029-mp5r82g4	258	23	-	-	HYPH
cord-354029-mp5r82g4	258	24	coil	coil	NN
cord-354029-mp5r82g4	258	25	is	be	VBZ
cord-354029-mp5r82g4	258	26	positioned	position	VBN
cord-354029-mp5r82g4	258	27	near	near	IN
cord-354029-mp5r82g4	258	28	the	the	DT
cord-354029-mp5r82g4	258	29	viral	viral	JJ
cord-354029-mp5r82g4	258	30	membrane	membrane	NN
cord-354029-mp5r82g4	258	31	end	end	NN
cord-354029-mp5r82g4	258	32	of	of	IN
cord-354029-mp5r82g4	258	33	the	the	DT
cord-354029-mp5r82g4	258	34	molecule	molecule	NN
cord-354029-mp5r82g4	258	35	(	(	-LRB-
cord-354029-mp5r82g4	258	36	i.e.	i.e.	FW
cord-354029-mp5r82g4	258	37	,	,	,
cord-354029-mp5r82g4	258	38	opposite	opposite	IN
cord-354029-mp5r82g4	258	39	the	the	DT
cord-354029-mp5r82g4	258	40	orientation	orientation	NN
cord-354029-mp5r82g4	258	41	of	of	IN
cord-354029-mp5r82g4	258	42	the	the	DT
cord-354029-mp5r82g4	258	43	coiled	coil	VBN
cord-354029-mp5r82g4	258	44	-	-	HYPH
cord-354029-mp5r82g4	258	45	coil	coil	NN
cord-354029-mp5r82g4	258	46	in	in	IN
cord-354029-mp5r82g4	258	47	the	the	DT
cord-354029-mp5r82g4	258	48	metastable	metastable	JJ
cord-354029-mp5r82g4	258	49	HA	HA	NNP
cord-354029-mp5r82g4	258	50	trimer	trimer	NN
cord-354029-mp5r82g4	258	51	)	)	-RRB-
cord-354029-mp5r82g4	258	52	.	.	.
cord-354029-mp5r82g4	259	1	If	if	IN
cord-354029-mp5r82g4	259	2	this	this	DT
cord-354029-mp5r82g4	259	3	F	F	NNP
cord-354029-mp5r82g4	259	4	protein	protein	NN
cord-354029-mp5r82g4	259	5	structure	structure	NN
cord-354029-mp5r82g4	259	6	represents	represent	VBZ
cord-354029-mp5r82g4	259	7	the	the	DT
cord-354029-mp5r82g4	259	8	native	native	JJ
cord-354029-mp5r82g4	259	9	metastable	metastable	JJ
cord-354029-mp5r82g4	259	10	F	F	NNP
cord-354029-mp5r82g4	259	11	trimer	trimer	NN
cord-354029-mp5r82g4	259	12	,	,	,
cord-354029-mp5r82g4	259	13	then	then	RB
cord-354029-mp5r82g4	259	14	it	-PRON-	PRP
cord-354029-mp5r82g4	259	15	suggests	suggest	VBZ
cord-354029-mp5r82g4	259	16	a	a	DT
cord-354029-mp5r82g4	259	17	mechanism	mechanism	NN
cord-354029-mp5r82g4	259	18	of	of	IN
cord-354029-mp5r82g4	259	19	fusion	fusion	NN
cord-354029-mp5r82g4	259	20	activation	activation	NN
cord-354029-mp5r82g4	259	21	for	for	IN
cord-354029-mp5r82g4	259	22	F	F	NNP
cord-354029-mp5r82g4	259	23	fundamentally	fundamentally	RB
cord-354029-mp5r82g4	259	24	different	different	JJ
cord-354029-mp5r82g4	259	25	from	from	IN
cord-354029-mp5r82g4	259	26	that	that	DT
cord-354029-mp5r82g4	259	27	for	for	IN
cord-354029-mp5r82g4	259	28	HA	HA	NNP
cord-354029-mp5r82g4	260	1	(	(	-LRB-
cord-354029-mp5r82g4	260	2	Chen	Chen	NNP
cord-354029-mp5r82g4	260	3	et	et	NNP
cord-354029-mp5r82g4	260	4	al	al	NNP
cord-354029-mp5r82g4	260	5	.	.	NNP
cord-354029-mp5r82g4	260	6	2001a	2001a	CD
cord-354029-mp5r82g4	260	7	)	)	-RRB-
cord-354029-mp5r82g4	260	8	.	.	.
cord-354029-mp5r82g4	261	1	Additional	additional	JJ
cord-354029-mp5r82g4	261	2	work	work	NN
cord-354029-mp5r82g4	261	3	is	be	VBZ
cord-354029-mp5r82g4	261	4	needed	need	VBN
cord-354029-mp5r82g4	261	5	to	to	TO
cord-354029-mp5r82g4	261	6	test	test	VB
cord-354029-mp5r82g4	261	7	this	this	DT
cord-354029-mp5r82g4	261	8	idea	idea	NN
cord-354029-mp5r82g4	261	9	.	.	.
cord-354029-mp5r82g4	262	1	All	all	DT
cord-354029-mp5r82g4	262	2	known	know	VBN
cord-354029-mp5r82g4	262	3	class	class	NN
cord-354029-mp5r82g4	262	4	II	II	NNP
cord-354029-mp5r82g4	262	5	fusion	fusion	NN
cord-354029-mp5r82g4	262	6	proteins	protein	NNS
cord-354029-mp5r82g4	262	7	are	be	VBP
cord-354029-mp5r82g4	262	8	activated	activate	VBN
cord-354029-mp5r82g4	262	9	by	by	IN
cord-354029-mp5r82g4	262	10	low	low	JJ
cord-354029-mp5r82g4	262	11	pH.	ph.	NN
cord-354029-mp5r82g4	263	1	However	however	RB
cord-354029-mp5r82g4	263	2	,	,	,
cord-354029-mp5r82g4	263	3	the	the	DT
cord-354029-mp5r82g4	263	4	mechanism	mechanism	NN
cord-354029-mp5r82g4	263	5	by	by	IN
cord-354029-mp5r82g4	263	6	which	which	WDT
cord-354029-mp5r82g4	263	7	class	class	NN
cord-354029-mp5r82g4	263	8	II	II	NNP
cord-354029-mp5r82g4	263	9	fusion	fusion	NN
cord-354029-mp5r82g4	263	10	proteins	protein	NNS
cord-354029-mp5r82g4	263	11	are	be	VBP
cord-354029-mp5r82g4	263	12	initially	initially	RB
cord-354029-mp5r82g4	263	13	activated	activate	VBN
cord-354029-mp5r82g4	263	14	is	be	VBZ
cord-354029-mp5r82g4	263	15	quite	quite	RB
cord-354029-mp5r82g4	263	16	different	different	JJ
cord-354029-mp5r82g4	263	17	than	than	IN
cord-354029-mp5r82g4	263	18	the	the	DT
cord-354029-mp5r82g4	263	19	mechanism	mechanism	NN
cord-354029-mp5r82g4	263	20	by	by	IN
cord-354029-mp5r82g4	263	21	which	which	WDT
cord-354029-mp5r82g4	263	22	class	class	NN
cord-354029-mp5r82g4	263	23	I	-PRON-	PRP
cord-354029-mp5r82g4	263	24	fusion	fusion	NN
cord-354029-mp5r82g4	263	25	proteins	protein	NNS
cord-354029-mp5r82g4	263	26	are	be	VBP
cord-354029-mp5r82g4	263	27	initially	initially	RB
cord-354029-mp5r82g4	263	28	activated	activate	VBN
cord-354029-mp5r82g4	263	29	.	.	.
cord-354029-mp5r82g4	264	1	For	for	IN
cord-354029-mp5r82g4	264	2	example	example	NN
cord-354029-mp5r82g4	264	3	,	,	,
cord-354029-mp5r82g4	264	4	the	the	DT
cord-354029-mp5r82g4	264	5	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	264	6	of	of	IN
cord-354029-mp5r82g4	264	7	the	the	DT
cord-354029-mp5r82g4	264	8	TBE	TBE	NNP
cord-354029-mp5r82g4	264	9	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	264	10	forms	form	VBZ
cord-354029-mp5r82g4	264	11	an	an	DT
cord-354029-mp5r82g4	264	12	antiparallel	antiparallel	JJ
cord-354029-mp5r82g4	264	13	dimer	dimer	NN
cord-354029-mp5r82g4	264	14	that	that	WDT
cord-354029-mp5r82g4	264	15	lies	lie	VBZ
cord-354029-mp5r82g4	264	16	parallel	parallel	JJ
cord-354029-mp5r82g4	264	17	and	and	CC
cord-354029-mp5r82g4	264	18	close	close	JJ
cord-354029-mp5r82g4	264	19	to	to	IN
cord-354029-mp5r82g4	264	20	the	the	DT
cord-354029-mp5r82g4	264	21	viral	viral	JJ
cord-354029-mp5r82g4	264	22	membrane	membrane	NN
cord-354029-mp5r82g4	264	23	(	(	-LRB-
cord-354029-mp5r82g4	264	24	Fig	Fig	NNP
cord-354029-mp5r82g4	264	25	.	.	.
cord-354029-mp5r82g4	264	26	4B	4b	CD
cord-354029-mp5r82g4	264	27	)	)	-RRB-
cord-354029-mp5r82g4	264	28	.	.	.
cord-354029-mp5r82g4	265	1	At	at	IN
cord-354029-mp5r82g4	265	2	low	low	JJ
cord-354029-mp5r82g4	265	3	pH	ph	NN
cord-354029-mp5r82g4	265	4	,	,	,
cord-354029-mp5r82g4	265	5	the	the	DT
cord-354029-mp5r82g4	265	6	TBE	TBE	NNP
cord-354029-mp5r82g4	265	7	E	e	NN
cord-354029-mp5r82g4	265	8	homodimer	homodimer	NN
cord-354029-mp5r82g4	265	9	converts	convert	VBZ
cord-354029-mp5r82g4	265	10	to	to	IN
cord-354029-mp5r82g4	265	11	an	an	DT
cord-354029-mp5r82g4	265	12	E	e	NN
cord-354029-mp5r82g4	265	13	homotrimer	homotrimer	NN
cord-354029-mp5r82g4	265	14	(	(	-LRB-
cord-354029-mp5r82g4	265	15	Allison	Allison	NNP
cord-354029-mp5r82g4	265	16	et	et	NNP
cord-354029-mp5r82g4	265	17	al	al	NNP
cord-354029-mp5r82g4	265	18	.	.	NNP
cord-354029-mp5r82g4	265	19	1995	1995	CD
cord-354029-mp5r82g4	265	20	;	;	:
cord-354029-mp5r82g4	265	21	Heinz	Heinz	NNP
cord-354029-mp5r82g4	265	22	and	and	CC
cord-354029-mp5r82g4	265	23	Allison	Allison	NNP
cord-354029-mp5r82g4	265	24	2001	2001	CD
cord-354029-mp5r82g4	265	25	;	;	:
cord-354029-mp5r82g4	265	26	Stiasny	Stiasny	NNP
cord-354029-mp5r82g4	265	27	et	et	NNP
cord-354029-mp5r82g4	265	28	al	al	NNP
cord-354029-mp5r82g4	265	29	.	.	NNP
cord-354029-mp5r82g4	265	30	2001	2001	CD
cord-354029-mp5r82g4	265	31	)	)	-RRB-
cord-354029-mp5r82g4	265	32	.	.	.
cord-354029-mp5r82g4	266	1	This	this	DT
cord-354029-mp5r82g4	266	2	transformation	transformation	NN
cord-354029-mp5r82g4	266	3	is	be	VBZ
cord-354029-mp5r82g4	266	4	thought	think	VBN
cord-354029-mp5r82g4	266	5	to	to	TO
cord-354029-mp5r82g4	266	6	occur	occur	VB
cord-354029-mp5r82g4	266	7	in	in	IN
cord-354029-mp5r82g4	266	8	two	two	CD
cord-354029-mp5r82g4	266	9	steps	step	NNS
cord-354029-mp5r82g4	266	10	:	:	:
cord-354029-mp5r82g4	266	11	dissociation	dissociation	NN
cord-354029-mp5r82g4	266	12	of	of	IN
cord-354029-mp5r82g4	266	13	the	the	DT
cord-354029-mp5r82g4	266	14	E	e	NN
cord-354029-mp5r82g4	266	15	homodimer	homodimer	NN
cord-354029-mp5r82g4	266	16	,	,	,
cord-354029-mp5r82g4	266	17	followed	follow	VBN
cord-354029-mp5r82g4	266	18	by	by	IN
cord-354029-mp5r82g4	266	19	reassociation	reassociation	NN
cord-354029-mp5r82g4	266	20	of	of	IN
cord-354029-mp5r82g4	266	21	E	E	NNP
cord-354029-mp5r82g4	266	22	trimers	trimer	NNS
cord-354029-mp5r82g4	266	23	(	(	-LRB-
cord-354029-mp5r82g4	266	24	Stiasny	Stiasny	NNP
cord-354029-mp5r82g4	266	25	et	et	NNP
cord-354029-mp5r82g4	266	26	al	al	NNP
cord-354029-mp5r82g4	266	27	.	.	.
cord-354029-mp5r82g4	266	28	1996	1996	CD
cord-354029-mp5r82g4	266	29	)	)	-RRB-
cord-354029-mp5r82g4	266	30	.	.	.
cord-354029-mp5r82g4	267	1	Membrane	membrane	NN
cord-354029-mp5r82g4	267	2	binding	binding	NN
cord-354029-mp5r82g4	267	3	occurs	occur	VBZ
cord-354029-mp5r82g4	267	4	after	after	IN
cord-354029-mp5r82g4	267	5	dimer	dimer	NN
cord-354029-mp5r82g4	267	6	dissociation	dissociation	NN
cord-354029-mp5r82g4	267	7	and	and	CC
cord-354029-mp5r82g4	267	8	promotes	promote	VBZ
cord-354029-mp5r82g4	267	9	the	the	DT
cord-354029-mp5r82g4	267	10	formation	formation	NN
cord-354029-mp5r82g4	267	11	of	of	IN
cord-354029-mp5r82g4	267	12	E	e	NN
cord-354029-mp5r82g4	267	13	homotrimers	homotrimer	NNS
cord-354029-mp5r82g4	267	14	(	(	-LRB-
cord-354029-mp5r82g4	267	15	Stiasny	Stiasny	NNP
cord-354029-mp5r82g4	267	16	et	et	NNP
cord-354029-mp5r82g4	267	17	al	al	NNP
cord-354029-mp5r82g4	267	18	.	.	.
cord-354029-mp5r82g4	267	19	2002	2002	CD
cord-354029-mp5r82g4	267	20	)	)	-RRB-
cord-354029-mp5r82g4	267	21	.	.	.
cord-354029-mp5r82g4	268	1	Homotrimer	Homotrimer	NNP
cord-354029-mp5r82g4	268	2	formation	formation	NN
cord-354029-mp5r82g4	268	3	may	may	MD
cord-354029-mp5r82g4	268	4	involve	involve	VB
cord-354029-mp5r82g4	268	5	interactions	interaction	NNS
cord-354029-mp5r82g4	268	6	between	between	IN
cord-354029-mp5r82g4	268	7	a	a	DT
cord-354029-mp5r82g4	268	8	-	-	:
cord-354029-mp5r82g4	268	9	helices	helix	NNS
cord-354029-mp5r82g4	268	10	in	in	IN
cord-354029-mp5r82g4	268	11	the	the	DT
cord-354029-mp5r82g4	268	12	stem	stem	NN
cord-354029-mp5r82g4	268	13	region	region	NN
cord-354029-mp5r82g4	268	14	of	of	IN
cord-354029-mp5r82g4	268	15	the	the	DT
cord-354029-mp5r82g4	268	16	E	e	NN
cord-354029-mp5r82g4	268	17	protein	protein	NN
cord-354029-mp5r82g4	268	18	(	(	-LRB-
cord-354029-mp5r82g4	268	19	Allison	Allison	NNP
cord-354029-mp5r82g4	268	20	et	et	NNP
cord-354029-mp5r82g4	268	21	al	al	NNP
cord-354029-mp5r82g4	268	22	.	.	.
cord-354029-mp5r82g4	268	23	1999	1999	CD
cord-354029-mp5r82g4	268	24	)	)	-RRB-
cord-354029-mp5r82g4	268	25	.	.	.
cord-354029-mp5r82g4	269	1	The	the	DT
cord-354029-mp5r82g4	269	2	SFV	SFV	NNP
cord-354029-mp5r82g4	269	3	fusion	fusion	NN
cord-354029-mp5r82g4	269	4	protein	protein	NN
cord-354029-mp5r82g4	269	5	also	also	RB
cord-354029-mp5r82g4	269	6	converts	convert	VBZ
cord-354029-mp5r82g4	269	7	from	from	IN
cord-354029-mp5r82g4	269	8	a	a	DT
cord-354029-mp5r82g4	269	9	dimer	dimer	NN
cord-354029-mp5r82g4	269	10	to	to	IN
cord-354029-mp5r82g4	269	11	a	a	DT
cord-354029-mp5r82g4	269	12	trimer	trimer	NN
cord-354029-mp5r82g4	269	13	during	during	IN
cord-354029-mp5r82g4	269	14	fusion	fusion	NN
cord-354029-mp5r82g4	269	15	activation	activation	NN
cord-354029-mp5r82g4	269	16	.	.	.
cord-354029-mp5r82g4	270	1	On	on	IN
cord-354029-mp5r82g4	270	2	native	native	JJ
cord-354029-mp5r82g4	270	3	virions	virion	NNS
cord-354029-mp5r82g4	270	4	,	,	,
cord-354029-mp5r82g4	270	5	E1	E1	NNP
cord-354029-mp5r82g4	270	6	exists	exist	VBZ
cord-354029-mp5r82g4	270	7	as	as	IN
cord-354029-mp5r82g4	270	8	a	a	DT
cord-354029-mp5r82g4	270	9	tight	tight	JJ
cord-354029-mp5r82g4	270	10	heterodimeric	heterodimeric	JJ
cord-354029-mp5r82g4	270	11	complex	complex	NN
cord-354029-mp5r82g4	270	12	with	with	IN
cord-354029-mp5r82g4	270	13	a	a	DT
cord-354029-mp5r82g4	270	14	second	second	JJ
cord-354029-mp5r82g4	270	15	membrane	membrane	NN
cord-354029-mp5r82g4	270	16	protein	protein	NN
cord-354029-mp5r82g4	270	17	,	,	,
cord-354029-mp5r82g4	270	18	E2	E2	NNP
cord-354029-mp5r82g4	270	19	.	.	.
cord-354029-mp5r82g4	271	1	On	on	IN
cord-354029-mp5r82g4	271	2	exposure	exposure	NN
cord-354029-mp5r82g4	271	3	to	to	IN
cord-354029-mp5r82g4	271	4	low	low	JJ
cord-354029-mp5r82g4	271	5	pH	ph	NN
cord-354029-mp5r82g4	271	6	,	,	,
cord-354029-mp5r82g4	271	7	E1	E1	NNP
cord-354029-mp5r82g4	271	8	dissociates	dissociate	VBZ
cord-354029-mp5r82g4	271	9	from	from	IN
cord-354029-mp5r82g4	271	10	E2	E2	NNP
cord-354029-mp5r82g4	271	11	,	,	,
cord-354029-mp5r82g4	271	12	changes	change	VBZ
cord-354029-mp5r82g4	271	13	conformation	conformation	NN
cord-354029-mp5r82g4	271	14	,	,	,
cord-354029-mp5r82g4	271	15	and	and	CC
cord-354029-mp5r82g4	271	16	forms	form	NNS
cord-354029-mp5r82g4	271	17	highly	highly	RB
cord-354029-mp5r82g4	271	18	stable	stable	JJ
cord-354029-mp5r82g4	271	19	E1	e1	NN
cord-354029-mp5r82g4	271	20	homotrimers	homotrimer	NNS
cord-354029-mp5r82g4	271	21	(	(	-LRB-
cord-354029-mp5r82g4	271	22	Ahn	Ahn	NNP
cord-354029-mp5r82g4	271	23	et	et	NNP
cord-354029-mp5r82g4	271	24	al	al	NNP
cord-354029-mp5r82g4	271	25	.	.	.
cord-354029-mp5r82g4	271	26	1999	1999	CD
cord-354029-mp5r82g4	271	27	;	;	:
cord-354029-mp5r82g4	271	28	Kielian	kielian	JJ
cord-354029-mp5r82g4	271	29	1995	1995	CD
cord-354029-mp5r82g4	271	30	;	;	:
cord-354029-mp5r82g4	271	31	.	.	.
cord-354029-mp5r82g4	272	1	During	during	IN
cord-354029-mp5r82g4	272	2	this	this	DT
cord-354029-mp5r82g4	272	3	process	process	NN
cord-354029-mp5r82g4	272	4	,	,	,
cord-354029-mp5r82g4	272	5	E1	E1	NNP
cord-354029-mp5r82g4	272	6	binds	bind	VBZ
cord-354029-mp5r82g4	272	7	hydrophobically	hydrophobically	RB
cord-354029-mp5r82g4	272	8	through	through	IN
cord-354029-mp5r82g4	272	9	its	-PRON-	PRP$
cord-354029-mp5r82g4	272	10	fusion	fusion	NN
cord-354029-mp5r82g4	272	11	peptide	peptide	NN
cord-354029-mp5r82g4	272	12	to	to	TO
cord-354029-mp5r82g4	272	13	target	target	VB
cord-354029-mp5r82g4	272	14	membranes	membrane	NNS
cord-354029-mp5r82g4	272	15	and	and	CC
cord-354029-mp5r82g4	272	16	mediates	mediate	VBZ
cord-354029-mp5r82g4	272	17	fu	fu	NN
cord-354029-mp5r82g4	272	18	-	-	HYPH
cord-354029-mp5r82g4	272	19	sion	sion	NN
cord-354029-mp5r82g4	272	20	.	.	.
cord-354029-mp5r82g4	273	1	Similar	similar	JJ
cord-354029-mp5r82g4	273	2	to	to	IN
cord-354029-mp5r82g4	273	3	TBE	TBE	NNP
cord-354029-mp5r82g4	273	4	E	E	NNP
cord-354029-mp5r82g4	273	5	,	,	,
cord-354029-mp5r82g4	273	6	it	-PRON-	PRP
cord-354029-mp5r82g4	273	7	appears	appear	VBZ
cord-354029-mp5r82g4	273	8	that	that	IN
cord-354029-mp5r82g4	273	9	binding	bind	VBG
cord-354029-mp5r82g4	273	10	to	to	IN
cord-354029-mp5r82g4	273	11	the	the	DT
cord-354029-mp5r82g4	273	12	target	target	NN
cord-354029-mp5r82g4	273	13	bilayer	bilayer	NN
cord-354029-mp5r82g4	273	14	fosters	foster	VBZ
cord-354029-mp5r82g4	273	15	formation	formation	NN
cord-354029-mp5r82g4	273	16	of	of	IN
cord-354029-mp5r82g4	273	17	the	the	DT
cord-354029-mp5r82g4	273	18	activated	activate	VBN
cord-354029-mp5r82g4	273	19	E1	E1	NNP
cord-354029-mp5r82g4	273	20	homotrimer	homotrimer	NNP
cord-354029-mp5r82g4	273	21	(	(	-LRB-
cord-354029-mp5r82g4	273	22	Kielian	kielian	JJ
cord-354029-mp5r82g4	273	23	1995	1995	CD
cord-354029-mp5r82g4	273	24	;	;	:
cord-354029-mp5r82g4	273	25	Kielian	Kielian	NNP
cord-354029-mp5r82g4	273	26	et	et	NNP
cord-354029-mp5r82g4	273	27	al	al	NNP
cord-354029-mp5r82g4	273	28	.	.	.
cord-354029-mp5r82g4	273	29	2000	2000	CD
cord-354029-mp5r82g4	273	30	)	)	-RRB-
cord-354029-mp5r82g4	273	31	;	;	:
cord-354029-mp5r82g4	273	32	the	the	DT
cord-354029-mp5r82g4	273	33	fusion	fusion	NN
cord-354029-mp5r82g4	273	34	peptide	peptide	NN
cord-354029-mp5r82g4	273	35	and	and	CC
cord-354029-mp5r82g4	273	36	the	the	DT
cord-354029-mp5r82g4	273	37	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	273	38	domain	domain	NN
cord-354029-mp5r82g4	273	39	of	of	IN
cord-354029-mp5r82g4	273	40	E1	e1	NN
cord-354029-mp5r82g4	273	41	appear	appear	VBP
cord-354029-mp5r82g4	273	42	to	to	TO
cord-354029-mp5r82g4	273	43	be	be	VB
cord-354029-mp5r82g4	273	44	important	important	JJ
cord-354029-mp5r82g4	273	45	for	for	IN
cord-354029-mp5r82g4	273	46	E1	E1	NNP
cord-354029-mp5r82g4	273	47	homotrimer	homotrimer	NNP
cord-354029-mp5r82g4	273	48	formation	formation	NN
cord-354029-mp5r82g4	274	1	(	(	-LRB-
cord-354029-mp5r82g4	274	2	Kielian	Kielian	NNP
cord-354029-mp5r82g4	274	3	et	et	NNP
cord-354029-mp5r82g4	274	4	al	al	NNP
cord-354029-mp5r82g4	274	5	.	.	.
cord-354029-mp5r82g4	275	1	1996	1996	CD
cord-354029-mp5r82g4	276	1	(	(	-LRB-
cord-354029-mp5r82g4	276	2	Kielian	Kielian	NNP
cord-354029-mp5r82g4	276	3	et	et	NNP
cord-354029-mp5r82g4	276	4	al	al	NNP
cord-354029-mp5r82g4	276	5	.	.	.
cord-354029-mp5r82g4	277	1	,	,	,
cord-354029-mp5r82g4	277	2	2000	2000	CD
cord-354029-mp5r82g4	277	3	Sjoberg	Sjoberg	NNP
cord-354029-mp5r82g4	277	4	and	and	CC
cord-354029-mp5r82g4	277	5	Garoff	Garoff	NNP
cord-354029-mp5r82g4	277	6	2003	2003	CD
cord-354029-mp5r82g4	277	7	)	)	-RRB-
cord-354029-mp5r82g4	277	8	.	.	.
cord-354029-mp5r82g4	278	1	Thus	thus	RB
cord-354029-mp5r82g4	278	2	both	both	DT
cord-354029-mp5r82g4	278	3	class	class	NN
cord-354029-mp5r82g4	278	4	I	i	NN
cord-354029-mp5r82g4	278	5	and	and	CC
cord-354029-mp5r82g4	278	6	class	class	NN
cord-354029-mp5r82g4	278	7	II	ii	CD
cord-354029-mp5r82g4	278	8	viral	viral	JJ
cord-354029-mp5r82g4	278	9	fusion	fusion	NN
cord-354029-mp5r82g4	278	10	proteins	protein	NNS
cord-354029-mp5r82g4	278	11	appear	appear	VBP
cord-354029-mp5r82g4	278	12	to	to	TO
cord-354029-mp5r82g4	278	13	function	function	VB
cord-354029-mp5r82g4	278	14	as	as	IN
cord-354029-mp5r82g4	278	15	trimers	trimer	NNS
cord-354029-mp5r82g4	278	16	during	during	IN
cord-354029-mp5r82g4	278	17	fusion	fusion	NN
cord-354029-mp5r82g4	278	18	.	.	.
cord-354029-mp5r82g4	279	1	It	-PRON-	PRP
cord-354029-mp5r82g4	279	2	has	have	VBZ
cord-354029-mp5r82g4	279	3	been	be	VBN
cord-354029-mp5r82g4	279	4	proposed	propose	VBN
cord-354029-mp5r82g4	279	5	that	that	IN
cord-354029-mp5r82g4	279	6	activated	activate	VBN
cord-354029-mp5r82g4	279	7	TBE	TBE	NNP
cord-354029-mp5r82g4	279	8	E	e	NN
cord-354029-mp5r82g4	279	9	(	(	-LRB-
cord-354029-mp5r82g4	279	10	Helenius	Helenius	NNP
cord-354029-mp5r82g4	279	11	1995	1995	CD
cord-354029-mp5r82g4	279	12	)	)	-RRB-
cord-354029-mp5r82g4	279	13	and	and	CC
cord-354029-mp5r82g4	279	14	SFV	SFV	NNP
cord-354029-mp5r82g4	279	15	E1	E1	NNP
cord-354029-mp5r82g4	279	16	stand	stand	VBP
cord-354029-mp5r82g4	279	17	up	up	RP
cord-354029-mp5r82g4	279	18	as	as	IN
cord-354029-mp5r82g4	279	19	trimeric	trimeric	JJ
cord-354029-mp5r82g4	279	20	spikes	spike	NNS
cord-354029-mp5r82g4	279	21	and	and	CC
cord-354029-mp5r82g4	279	22	present	present	VBP
cord-354029-mp5r82g4	279	23	their	-PRON-	PRP$
cord-354029-mp5r82g4	279	24	fusion	fusion	NN
cord-354029-mp5r82g4	279	25	peptides	peptide	NNS
cord-354029-mp5r82g4	279	26	to	to	IN
cord-354029-mp5r82g4	279	27	the	the	DT
cord-354029-mp5r82g4	279	28	target	target	NN
cord-354029-mp5r82g4	279	29	membrane	membrane	NN
cord-354029-mp5r82g4	279	30	(	(	-LRB-
cord-354029-mp5r82g4	279	31	Fig	Fig	NNP
cord-354029-mp5r82g4	279	32	.	.	.
cord-354029-mp5r82g4	279	33	4B	4b	CD
cord-354029-mp5r82g4	279	34	,	,	,
cord-354029-mp5r82g4	279	35	right	right	RB
cord-354029-mp5r82g4	279	36	)	)	-RRB-
cord-354029-mp5r82g4	279	37	.	.	.
cord-354029-mp5r82g4	280	1	This	this	DT
cord-354029-mp5r82g4	280	2	would	would	MD
cord-354029-mp5r82g4	280	3	be	be	VB
cord-354029-mp5r82g4	280	4	analogous	analogous	JJ
cord-354029-mp5r82g4	280	5	to	to	IN
cord-354029-mp5r82g4	280	6	Fig	Fig	NNP
cord-354029-mp5r82g4	280	7	.	.	.
cord-354029-mp5r82g4	281	1	3	3	LS
cord-354029-mp5r82g4	281	2	,	,	,
cord-354029-mp5r82g4	281	3	Step	step	NN
cord-354029-mp5r82g4	281	4	1	1	CD
cord-354029-mp5r82g4	281	5	.	.	.
cord-354029-mp5r82g4	282	1	If	if	IN
cord-354029-mp5r82g4	282	2	this	this	DT
cord-354029-mp5r82g4	282	3	occurs	occur	VBZ
cord-354029-mp5r82g4	282	4	,	,	,
cord-354029-mp5r82g4	282	5	(	(	-LRB-
cord-354029-mp5r82g4	282	6	Kuhm	Kuhm	NNP
cord-354029-mp5r82g4	282	7	et	et	NNP
cord-354029-mp5r82g4	282	8	al	al	NNP
cord-354029-mp5r82g4	282	9	.	.	.
cord-354029-mp5r82g4	282	10	2002	2002	CD
cord-354029-mp5r82g4	282	11	)	)	-RRB-
cord-354029-mp5r82g4	282	12	.	.	.
cord-354029-mp5r82g4	283	1	Note	note	VB
cord-354029-mp5r82g4	283	2	that	that	IN
cord-354029-mp5r82g4	283	3	other	other	JJ
cord-354029-mp5r82g4	283	4	possibilities	possibility	NNS
cord-354029-mp5r82g4	283	5	for	for	IN
cord-354029-mp5r82g4	283	6	the	the	DT
cord-354029-mp5r82g4	283	7	dimer	dimer	NN
cord-354029-mp5r82g4	283	8	to	to	IN
cord-354029-mp5r82g4	283	9	trimer	trimer	NN
cord-354029-mp5r82g4	283	10	transition	transition	NN
cord-354029-mp5r82g4	283	11	exist	exist	VBP
cord-354029-mp5r82g4	283	12	(	(	-LRB-
cord-354029-mp5r82g4	283	13	for	for	IN
cord-354029-mp5r82g4	283	14	example	example	NN
cord-354029-mp5r82g4	283	15	involving	involve	VBG
cord-354029-mp5r82g4	283	16	relative	relative	JJ
cord-354029-mp5r82g4	283	17	movements	movement	NNS
cord-354029-mp5r82g4	283	18	of	of	IN
cord-354029-mp5r82g4	283	19	domains	domain	NNS
cord-354029-mp5r82g4	283	20	about	about	IN
cord-354029-mp5r82g4	283	21	hinge	hinge	NN
cord-354029-mp5r82g4	283	22	regions	region	NNS
cord-354029-mp5r82g4	283	23	)	)	-RRB-
cord-354029-mp5r82g4	283	24	.	.	.
cord-354029-mp5r82g4	284	1	For	for	IN
cord-354029-mp5r82g4	284	2	very	very	RB
cord-354029-mp5r82g4	284	3	recent	recent	JJ
cord-354029-mp5r82g4	284	4	developments	development	NNS
cord-354029-mp5r82g4	284	5	regarding	regard	VBG
cord-354029-mp5r82g4	284	6	the	the	DT
cord-354029-mp5r82g4	284	7	fusion	fusion	NN
cord-354029-mp5r82g4	284	8	mechanism	mechanism	NN
cord-354029-mp5r82g4	284	9	of	of	IN
cord-354029-mp5r82g4	284	10	class	class	NN
cord-354029-mp5r82g4	284	11	II	II	NNP
cord-354029-mp5r82g4	284	12	fusion	fusion	NN
cord-354029-mp5r82g4	284	13	proteins	protein	NNS
cord-354029-mp5r82g4	284	14	,	,	,
cord-354029-mp5r82g4	284	15	see	see	VB
cord-354029-mp5r82g4	284	16	Bressanelli	Bressanelli	NNP
cord-354029-mp5r82g4	284	17	et	et	NNP
cord-354029-mp5r82g4	284	18	al	al	NNP
cord-354029-mp5r82g4	284	19	.	.	.
cord-354029-mp5r82g4	285	1	(	(	-LRB-
cord-354029-mp5r82g4	285	2	2004	2004	CD
cord-354029-mp5r82g4	285	3	)	)	-RRB-
cord-354029-mp5r82g4	285	4	,	,	,
cord-354029-mp5r82g4	285	5	Gibbons	Gibbons	NNP
cord-354029-mp5r82g4	285	6	et	et	NNP
cord-354029-mp5r82g4	285	7	al	al	NNP
cord-354029-mp5r82g4	285	8	.	.	.
cord-354029-mp5r82g4	286	1	(	(	-LRB-
cord-354029-mp5r82g4	286	2	2004	2004	CD
cord-354029-mp5r82g4	286	3	)	)	-RRB-
cord-354029-mp5r82g4	286	4	and	and	CC
cord-354029-mp5r82g4	286	5	Modis	Modis	NNP
cord-354029-mp5r82g4	286	6	et	et	NNP
cord-354029-mp5r82g4	286	7	al	al	NNP
cord-354029-mp5r82g4	286	8	.	.	.
cord-354029-mp5r82g4	287	1	(	(	-LRB-
cord-354029-mp5r82g4	287	2	2004	2004	CD
cord-354029-mp5r82g4	287	3	)	)	-RRB-
cord-354029-mp5r82g4	287	4	then	then	RB
cord-354029-mp5r82g4	287	5	the	the	DT
cord-354029-mp5r82g4	287	6	spike	spike	NN
cord-354029-mp5r82g4	287	7	would	would	MD
cord-354029-mp5r82g4	287	8	have	have	VB
cord-354029-mp5r82g4	287	9	to	to	TO
cord-354029-mp5r82g4	287	10	refold	refold	VB
cord-354029-mp5r82g4	287	11	to	to	TO
cord-354029-mp5r82g4	287	12	bring	bring	VB
cord-354029-mp5r82g4	287	13	the	the	DT
cord-354029-mp5r82g4	287	14	viral	viral	JJ
cord-354029-mp5r82g4	287	15	and	and	CC
cord-354029-mp5r82g4	287	16	cellular	cellular	JJ
cord-354029-mp5r82g4	287	17	membranes	membrane	NNS
cord-354029-mp5r82g4	287	18	together	together	RB
cord-354029-mp5r82g4	288	1	(	(	-LRB-
cord-354029-mp5r82g4	288	2	e.g.	e.g.	RB
cord-354029-mp5r82g4	288	3	,	,	,
cord-354029-mp5r82g4	288	4	analogous	analogous	JJ
cord-354029-mp5r82g4	288	5	to	to	IN
cord-354029-mp5r82g4	288	6	Steps	step	NNS
cord-354029-mp5r82g4	288	7	4	4	CD
cord-354029-mp5r82g4	288	8	and	and	CC
cord-354029-mp5r82g4	288	9	5	5	CD
cord-354029-mp5r82g4	288	10	in	in	IN
cord-354029-mp5r82g4	288	11	Fig	Fig	NNP
cord-354029-mp5r82g4	288	12	.	.	.
cord-354029-mp5r82g4	288	13	3	3	CD
cord-354029-mp5r82g4	288	14	)	)	-RRB-
cord-354029-mp5r82g4	288	15	.	.	.
cord-354029-mp5r82g4	289	1	Very	very	RB
cord-354029-mp5r82g4	289	2	recent	recent	JJ
cord-354029-mp5r82g4	289	3	evidence	evidence	NN
cord-354029-mp5r82g4	289	4	indicates	indicate	VBZ
cord-354029-mp5r82g4	289	5	that	that	IN
cord-354029-mp5r82g4	289	6	this	this	DT
cord-354029-mp5r82g4	289	7	is	be	VBZ
cord-354029-mp5r82g4	289	8	,	,	,
cord-354029-mp5r82g4	289	9	indeed	indeed	RB
cord-354029-mp5r82g4	289	10	,	,	,
cord-354029-mp5r82g4	289	11	the	the	DT
cord-354029-mp5r82g4	289	12	case	case	NN
cord-354029-mp5r82g4	289	13	(	(	-LRB-
cord-354029-mp5r82g4	289	14	Bressanelli	Bressanelli	NNP
cord-354029-mp5r82g4	289	15	et	et	NNP
cord-354029-mp5r82g4	289	16	al	al	NNP
cord-354029-mp5r82g4	289	17	.	.	.
cord-354029-mp5r82g4	289	18	2004	2004	CD
cord-354029-mp5r82g4	289	19	;	;	:
cord-354029-mp5r82g4	289	20	Gibbons	Gibbons	NNP
cord-354029-mp5r82g4	289	21	et	et	NNP
cord-354029-mp5r82g4	289	22	al	al	NNP
cord-354029-mp5r82g4	289	23	.	.	.
cord-354029-mp5r82g4	289	24	2004	2004	CD
cord-354029-mp5r82g4	289	25	;	;	:
cord-354029-mp5r82g4	289	26	Modis	Modis	NNP
cord-354029-mp5r82g4	289	27	et	et	NNP
cord-354029-mp5r82g4	289	28	al	al	NNP
cord-354029-mp5r82g4	289	29	.	.	.
cord-354029-mp5r82g4	289	30	2004	2004	CD
cord-354029-mp5r82g4	289	31	)	)	-RRB-
cord-354029-mp5r82g4	289	32	.	.	.
cord-354029-mp5r82g4	290	1	Thus	thus	RB
cord-354029-mp5r82g4	290	2	far	far	RB
cord-354029-mp5r82g4	290	3	we	-PRON-	PRP
cord-354029-mp5r82g4	290	4	have	have	VBP
cord-354029-mp5r82g4	290	5	focused	focus	VBN
cord-354029-mp5r82g4	290	6	on	on	IN
cord-354029-mp5r82g4	290	7	the	the	DT
cord-354029-mp5r82g4	290	8	conditions	condition	NNS
cord-354029-mp5r82g4	290	9	that	that	WDT
cord-354029-mp5r82g4	290	10	elicit	elicit	VBP
cord-354029-mp5r82g4	290	11	viral	viral	JJ
cord-354029-mp5r82g4	290	12	fusion	fusion	NN
cord-354029-mp5r82g4	290	13	reactions	reaction	NNS
cord-354029-mp5r82g4	290	14	and	and	CC
cord-354029-mp5r82g4	290	15	the	the	DT
cord-354029-mp5r82g4	290	16	conformational	conformational	JJ
cord-354029-mp5r82g4	290	17	changes	change	NNS
cord-354029-mp5r82g4	290	18	in	in	IN
cord-354029-mp5r82g4	290	19	viral	viral	JJ
cord-354029-mp5r82g4	290	20	fusion	fusion	NN
cord-354029-mp5r82g4	290	21	proteins	protein	NNS
cord-354029-mp5r82g4	290	22	necessary	necessary	JJ
cord-354029-mp5r82g4	290	23	for	for	IN
cord-354029-mp5r82g4	290	24	fusion	fusion	NN
cord-354029-mp5r82g4	290	25	.	.	.
cord-354029-mp5r82g4	291	1	However	however	RB
cord-354029-mp5r82g4	291	2	,	,	,
cord-354029-mp5r82g4	291	3	it	-PRON-	PRP
cord-354029-mp5r82g4	291	4	is	be	VBZ
cord-354029-mp5r82g4	291	5	the	the	DT
cord-354029-mp5r82g4	291	6	viral	viral	JJ
cord-354029-mp5r82g4	291	7	and	and	CC
cord-354029-mp5r82g4	291	8	cellular	cellular	JJ
cord-354029-mp5r82g4	291	9	bilayer	bilayer	NN
cord-354029-mp5r82g4	291	10	membranes	membrane	NNS
cord-354029-mp5r82g4	291	11	that	that	WDT
cord-354029-mp5r82g4	291	12	merge	merge	VBP
cord-354029-mp5r82g4	291	13	during	during	IN
cord-354029-mp5r82g4	291	14	fusion	fusion	NN
cord-354029-mp5r82g4	291	15	.	.	.
cord-354029-mp5r82g4	292	1	Lipid	lipid	NN
cord-354029-mp5r82g4	292	2	bilayers	bilayer	NNS
cord-354029-mp5r82g4	292	3	are	be	VBP
cord-354029-mp5r82g4	292	4	stable	stable	JJ
cord-354029-mp5r82g4	292	5	structures	structure	NNS
cord-354029-mp5r82g4	292	6	that	that	WDT
cord-354029-mp5r82g4	292	7	do	do	VBP
cord-354029-mp5r82g4	292	8	not	not	RB
cord-354029-mp5r82g4	292	9	fuse	fuse	VB
cord-354029-mp5r82g4	292	10	spontaneously	spontaneously	RB
cord-354029-mp5r82g4	292	11	.	.	.
cord-354029-mp5r82g4	293	1	Fusion	fusion	NN
cord-354029-mp5r82g4	293	2	proteins	protein	NNS
cord-354029-mp5r82g4	293	3	have	have	VBP
cord-354029-mp5r82g4	293	4	evolved	evolve	VBN
cord-354029-mp5r82g4	293	5	to	to	TO
cord-354029-mp5r82g4	293	6	catalyze	catalyze	VB
cord-354029-mp5r82g4	293	7	the	the	DT
cord-354029-mp5r82g4	293	8	necessary	necessary	JJ
cord-354029-mp5r82g4	293	9	lipid	lipid	NN
cord-354029-mp5r82g4	293	10	rearrangements	rearrangement	NNS
cord-354029-mp5r82g4	293	11	.	.	.
cord-354029-mp5r82g4	294	1	We	-PRON-	PRP
cord-354029-mp5r82g4	294	2	now	now	RB
cord-354029-mp5r82g4	294	3	review	review	VBP
cord-354029-mp5r82g4	294	4	a	a	DT
cord-354029-mp5r82g4	294	5	lipid	lipid	NN
cord-354029-mp5r82g4	294	6	rearrangement	rearrangement	NN
cord-354029-mp5r82g4	294	7	model	model	NN
cord-354029-mp5r82g4	294	8	and	and	CC
cord-354029-mp5r82g4	294	9	focus	focus	VB
cord-354029-mp5r82g4	294	10	on	on	IN
cord-354029-mp5r82g4	294	11	the	the	DT
cord-354029-mp5r82g4	294	12	roles	role	NNS
cord-354029-mp5r82g4	294	13	of	of	IN
cord-354029-mp5r82g4	294	14	different	different	JJ
cord-354029-mp5r82g4	294	15	regions	region	NNS
cord-354029-mp5r82g4	294	16	of	of	IN
cord-354029-mp5r82g4	294	17	viral	viral	JJ
cord-354029-mp5r82g4	294	18	fusion	fusion	NN
cord-354029-mp5r82g4	294	19	proteins	protein	NNS
cord-354029-mp5r82g4	294	20	in	in	IN
cord-354029-mp5r82g4	294	21	choreographing	choreograph	VBG
cord-354029-mp5r82g4	294	22	the	the	DT
cord-354029-mp5r82g4	294	23	structural	structural	JJ
cord-354029-mp5r82g4	294	24	changes	change	NNS
cord-354029-mp5r82g4	294	25	that	that	WDT
cord-354029-mp5r82g4	294	26	the	the	DT
cord-354029-mp5r82g4	294	27	membranes	membrane	NNS
cord-354029-mp5r82g4	294	28	undergo	undergo	VBP
cord-354029-mp5r82g4	294	29	throughout	throughout	IN
cord-354029-mp5r82g4	294	30	the	the	DT
cord-354029-mp5r82g4	294	31	fusion	fusion	NN
cord-354029-mp5r82g4	294	32	cascade	cascade	NN
cord-354029-mp5r82g4	294	33	(	(	-LRB-
cord-354029-mp5r82g4	294	34	Fig	Fig	NNP
cord-354029-mp5r82g4	294	35	.	.	.
cord-354029-mp5r82g4	294	36	3	3	CD
cord-354029-mp5r82g4	294	37	)	)	-RRB-
cord-354029-mp5r82g4	294	38	.	.	.
cord-354029-mp5r82g4	295	1	The	the	DT
cord-354029-mp5r82g4	295	2	favored	favored	JJ
cord-354029-mp5r82g4	295	3	model	model	NN
cord-354029-mp5r82g4	295	4	for	for	IN
cord-354029-mp5r82g4	295	5	the	the	DT
cord-354029-mp5r82g4	295	6	lipid	lipid	NN
cord-354029-mp5r82g4	295	7	transition	transition	NN
cord-354029-mp5r82g4	295	8	state	state	NN
cord-354029-mp5r82g4	295	9	during	during	IN
cord-354029-mp5r82g4	295	10	membrane	membrane	NN
cord-354029-mp5r82g4	295	11	fusion	fusion	NN
cord-354029-mp5r82g4	295	12	is	be	VBZ
cord-354029-mp5r82g4	295	13	the	the	DT
cord-354029-mp5r82g4	295	14	stalk	stalk	NN
cord-354029-mp5r82g4	295	15	model	model	NN
cord-354029-mp5r82g4	295	16	.	.	.
cord-354029-mp5r82g4	296	1	In	in	IN
cord-354029-mp5r82g4	296	2	this	this	DT
cord-354029-mp5r82g4	296	3	model	model	NN
cord-354029-mp5r82g4	296	4	,	,	,
cord-354029-mp5r82g4	296	5	two	two	CD
cord-354029-mp5r82g4	296	6	opposing	oppose	VBG
cord-354029-mp5r82g4	296	7	membranes	membrane	NNS
cord-354029-mp5r82g4	296	8	bend	bend	VBP
cord-354029-mp5r82g4	296	9	toward	toward	IN
cord-354029-mp5r82g4	296	10	each	each	DT
cord-354029-mp5r82g4	296	11	other	other	JJ
cord-354029-mp5r82g4	296	12	,	,	,
cord-354029-mp5r82g4	296	13	creating	create	VBG
cord-354029-mp5r82g4	296	14	"	"	``
cord-354029-mp5r82g4	296	15	dimples	dimple	NNS
cord-354029-mp5r82g4	296	16	"	"	''
cord-354029-mp5r82g4	296	17	(	(	-LRB-
cord-354029-mp5r82g4	296	18	when	when	WRB
cord-354029-mp5r82g4	296	19	viewed	view	VBN
cord-354029-mp5r82g4	296	20	from	from	IN
cord-354029-mp5r82g4	296	21	the	the	DT
cord-354029-mp5r82g4	296	22	trans	trans	NNP
cord-354029-mp5r82g4	296	23	surface	surface	NN
cord-354029-mp5r82g4	296	24	)	)	-RRB-
cord-354029-mp5r82g4	296	25	or	or	CC
cord-354029-mp5r82g4	296	26	"	"	``
cord-354029-mp5r82g4	296	27	nipples	nipple	NNS
cord-354029-mp5r82g4	296	28	"	"	''
cord-354029-mp5r82g4	296	29	(	(	-LRB-
cord-354029-mp5r82g4	296	30	when	when	WRB
cord-354029-mp5r82g4	296	31	viewed	view	VBN
cord-354029-mp5r82g4	296	32	from	from	IN
cord-354029-mp5r82g4	296	33	the	the	DT
cord-354029-mp5r82g4	296	34	cis	cis	NNP
cord-354029-mp5r82g4	296	35	surface	surface	NN
cord-354029-mp5r82g4	296	36	)	)	-RRB-
cord-354029-mp5r82g4	296	37	(	(	-LRB-
cord-354029-mp5r82g4	296	38	Fig	fig	NN
cord-354029-mp5r82g4	296	39	.	.	.
cord-354029-mp5r82g4	297	1	3	3	LS
cord-354029-mp5r82g4	297	2	,	,	,
cord-354029-mp5r82g4	297	3	Step	step	NN
cord-354029-mp5r82g4	297	4	4	4	CD
cord-354029-mp5r82g4	297	5	)	)	-RRB-
cord-354029-mp5r82g4	297	6	.	.	.
cord-354029-mp5r82g4	298	1	Nipples	nipple	NNS
cord-354029-mp5r82g4	298	2	continue	continue	VBP
cord-354029-mp5r82g4	298	3	to	to	TO
cord-354029-mp5r82g4	298	4	bend	bend	VB
cord-354029-mp5r82g4	298	5	until	until	IN
cord-354029-mp5r82g4	298	6	they	-PRON-	PRP
cord-354029-mp5r82g4	298	7	meet	meet	VBP
cord-354029-mp5r82g4	298	8	.	.	.
cord-354029-mp5r82g4	299	1	The	the	DT
cord-354029-mp5r82g4	299	2	two	two	CD
cord-354029-mp5r82g4	299	3	cis	cis	NNP
cord-354029-mp5r82g4	299	4	leaflets	leaflet	NNS
cord-354029-mp5r82g4	299	5	then	then	RB
cord-354029-mp5r82g4	299	6	merge	merge	VBP
cord-354029-mp5r82g4	299	7	,	,	,
cord-354029-mp5r82g4	299	8	creating	create	VBG
cord-354029-mp5r82g4	299	9	a	a	DT
cord-354029-mp5r82g4	299	10	lipid	lipid	NN
cord-354029-mp5r82g4	299	11	stalk	stalk	NN
cord-354029-mp5r82g4	299	12	(	(	-LRB-
cord-354029-mp5r82g4	299	13	see	see	VB
cord-354029-mp5r82g4	299	14	Fig	Fig	NNP
cord-354029-mp5r82g4	299	15	.	.	NNP
cord-354029-mp5r82g4	299	16	2	2	CD
cord-354029-mp5r82g4	299	17	in	in	IN
cord-354029-mp5r82g4	299	18	Kozlovsky	Kozlovsky	NNP
cord-354029-mp5r82g4	299	19	and	and	CC
cord-354029-mp5r82g4	299	20	Kozlov	Kozlov	NNP
cord-354029-mp5r82g4	299	21	2002	2002	CD
cord-354029-mp5r82g4	299	22	)	)	-RRB-
cord-354029-mp5r82g4	300	1	that	that	DT
cord-354029-mp5r82g4	300	2	proceeds	proceed	VBZ
cord-354029-mp5r82g4	300	3	to	to	IN
cord-354029-mp5r82g4	300	4	a	a	DT
cord-354029-mp5r82g4	300	5	state	state	NN
cord-354029-mp5r82g4	300	6	of	of	IN
cord-354029-mp5r82g4	300	7	local	local	JJ
cord-354029-mp5r82g4	300	8	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	301	1	(	(	-LRB-
cord-354029-mp5r82g4	301	2	Fig	Fig	NNP
cord-354029-mp5r82g4	301	3	.	.	.
cord-354029-mp5r82g4	301	4	3	3	CD
cord-354029-mp5r82g4	301	5	,	,	,
cord-354029-mp5r82g4	301	6	Step	step	NN
cord-354029-mp5r82g4	301	7	5	5	CD
cord-354029-mp5r82g4	301	8	)	)	-RRB-
cord-354029-mp5r82g4	301	9	.	.	.
cord-354029-mp5r82g4	302	1	In	in	IN
cord-354029-mp5r82g4	302	2	a	a	DT
cord-354029-mp5r82g4	302	3	second	second	JJ
cord-354029-mp5r82g4	302	4	step	step	NN
cord-354029-mp5r82g4	302	5	,	,	,
cord-354029-mp5r82g4	302	6	transient	transient	JJ
cord-354029-mp5r82g4	302	7	fusion	fusion	NN
cord-354029-mp5r82g4	302	8	pores	pore	NNS
cord-354029-mp5r82g4	302	9	form	form	NN
cord-354029-mp5r82g4	302	10	,	,	,
cord-354029-mp5r82g4	302	11	which	which	WDT
cord-354029-mp5r82g4	302	12	give	give	VBP
cord-354029-mp5r82g4	302	13	rise	rise	NN
cord-354029-mp5r82g4	302	14	to	to	IN
cord-354029-mp5r82g4	302	15	stable	stable	JJ
cord-354029-mp5r82g4	302	16	pores	pore	NNS
cord-354029-mp5r82g4	302	17	(	(	-LRB-
cord-354029-mp5r82g4	302	18	Fig	fig	NN
cord-354029-mp5r82g4	302	19	.	.	.
cord-354029-mp5r82g4	302	20	3	3	CD
cord-354029-mp5r82g4	302	21	,	,	,
cord-354029-mp5r82g4	302	22	Step	Step	NNP
cord-354029-mp5r82g4	302	23	6	6	CD
cord-354029-mp5r82g4	302	24	)	)	-RRB-
cord-354029-mp5r82g4	302	25	.	.	.
cord-354029-mp5r82g4	303	1	The	the	DT
cord-354029-mp5r82g4	303	2	first	first	JJ
cord-354029-mp5r82g4	303	3	direct	direct	JJ
cord-354029-mp5r82g4	303	4	visualization	visualization	NN
cord-354029-mp5r82g4	303	5	of	of	IN
cord-354029-mp5r82g4	303	6	a	a	DT
cord-354029-mp5r82g4	303	7	lipid	lipid	NN
cord-354029-mp5r82g4	303	8	stalk	stalk	NN
cord-354029-mp5r82g4	303	9	intermediate	intermediate	JJ
cord-354029-mp5r82g4	303	10	was	be	VBD
cord-354029-mp5r82g4	303	11	achieved	achieve	VBN
cord-354029-mp5r82g4	303	12	by	by	IN
cord-354029-mp5r82g4	303	13	electron	electron	NN
cord-354029-mp5r82g4	303	14	diffraction	diffraction	NN
cord-354029-mp5r82g4	303	15	studies	study	NNS
cord-354029-mp5r82g4	303	16	of	of	IN
cord-354029-mp5r82g4	303	17	the	the	DT
cord-354029-mp5r82g4	303	18	effect	effect	NN
cord-354029-mp5r82g4	303	19	of	of	IN
cord-354029-mp5r82g4	303	20	sequential	sequential	JJ
cord-354029-mp5r82g4	303	21	dehydration	dehydration	NN
cord-354029-mp5r82g4	303	22	on	on	IN
cord-354029-mp5r82g4	303	23	lipid	lipid	NN
cord-354029-mp5r82g4	303	24	bilayers	bilayer	NNS
cord-354029-mp5r82g4	303	25	composed	compose	VBN
cord-354029-mp5r82g4	303	26	of	of	IN
cord-354029-mp5r82g4	303	27	a	a	DT
cord-354029-mp5r82g4	303	28	lipid	lipid	NN
cord-354029-mp5r82g4	303	29	that	that	WDT
cord-354029-mp5r82g4	303	30	has	have	VBZ
cord-354029-mp5r82g4	303	31	negative	negative	JJ
cord-354029-mp5r82g4	303	32	spontaneous	spontaneous	JJ
cord-354029-mp5r82g4	303	33	curvature	curvature	NN
cord-354029-mp5r82g4	303	34	(	(	-LRB-
cord-354029-mp5r82g4	303	35	Yang	Yang	NNP
cord-354029-mp5r82g4	303	36	and	and	CC
cord-354029-mp5r82g4	303	37	Huang	Huang	NNP
cord-354029-mp5r82g4	303	38	2002	2002	CD
cord-354029-mp5r82g4	303	39	)	)	-RRB-
cord-354029-mp5r82g4	303	40	.	.	.
cord-354029-mp5r82g4	304	1	The	the	DT
cord-354029-mp5r82g4	304	2	stalk	stalk	NN
cord-354029-mp5r82g4	304	3	intermediate	intermediate	NN
cord-354029-mp5r82g4	304	4	was	be	VBD
cord-354029-mp5r82g4	304	5	stable	stable	JJ
cord-354029-mp5r82g4	304	6	at	at	IN
cord-354029-mp5r82g4	304	7	intermediate	intermediate	JJ
cord-354029-mp5r82g4	304	8	relative	relative	JJ
cord-354029-mp5r82g4	304	9	humidities	humidity	NNS
cord-354029-mp5r82g4	304	10	.	.	.
cord-354029-mp5r82g4	305	1	The	the	DT
cord-354029-mp5r82g4	305	2	results	result	NNS
cord-354029-mp5r82g4	305	3	suggested	suggest	VBD
cord-354029-mp5r82g4	305	4	that	that	IN
cord-354029-mp5r82g4	305	5	both	both	CC
cord-354029-mp5r82g4	305	6	the	the	DT
cord-354029-mp5r82g4	305	7	formation	formation	NN
cord-354029-mp5r82g4	305	8	of	of	IN
cord-354029-mp5r82g4	305	9	a	a	DT
cord-354029-mp5r82g4	305	10	lipid	lipid	NN
cord-354029-mp5r82g4	305	11	stalk	stalk	NN
cord-354029-mp5r82g4	305	12	and	and	CC
cord-354029-mp5r82g4	305	13	its	-PRON-	PRP$
cord-354029-mp5r82g4	305	14	transition	transition	NN
cord-354029-mp5r82g4	305	15	to	to	IN
cord-354029-mp5r82g4	305	16	a	a	DT
cord-354029-mp5r82g4	305	17	conformation	conformation	NN
cord-354029-mp5r82g4	305	18	that	that	WDT
cord-354029-mp5r82g4	305	19	can	can	MD
cord-354029-mp5r82g4	305	20	be	be	VB
cord-354029-mp5r82g4	305	21	equated	equate	VBN
cord-354029-mp5r82g4	305	22	with	with	IN
cord-354029-mp5r82g4	305	23	pore	pore	NN
cord-354029-mp5r82g4	305	24	formation	formation	NN
cord-354029-mp5r82g4	305	25	require	require	VBP
cord-354029-mp5r82g4	305	26	external	external	JJ
cord-354029-mp5r82g4	305	27	forces	force	NNS
cord-354029-mp5r82g4	305	28	.	.	.
cord-354029-mp5r82g4	306	1	Cellular	cellular	JJ
cord-354029-mp5r82g4	306	2	membranes	membrane	NNS
cord-354029-mp5r82g4	306	3	do	do	VBP
cord-354029-mp5r82g4	306	4	not	not	RB
cord-354029-mp5r82g4	306	5	have	have	VB
cord-354029-mp5r82g4	306	6	spontaneous	spontaneous	JJ
cord-354029-mp5r82g4	306	7	negative	negative	JJ
cord-354029-mp5r82g4	306	8	curvature	curvature	NN
cord-354029-mp5r82g4	306	9	and	and	CC
cord-354029-mp5r82g4	306	10	are	be	VBP
cord-354029-mp5r82g4	306	11	highly	highly	RB
cord-354029-mp5r82g4	306	12	hydrated	hydrated	JJ
cord-354029-mp5r82g4	306	13	.	.	.
cord-354029-mp5r82g4	307	1	Membrane	membrane	NN
cord-354029-mp5r82g4	307	2	curvature	curvature	NN
cord-354029-mp5r82g4	307	3	can	can	MD
cord-354029-mp5r82g4	307	4	be	be	VB
cord-354029-mp5r82g4	307	5	promoted	promote	VBN
cord-354029-mp5r82g4	307	6	by	by	IN
cord-354029-mp5r82g4	307	7	introducing	introduce	VBG
cord-354029-mp5r82g4	307	8	defects	defect	NNS
cord-354029-mp5r82g4	307	9	into	into	IN
cord-354029-mp5r82g4	307	10	the	the	DT
cord-354029-mp5r82g4	307	11	contacting	contact	VBG
cord-354029-mp5r82g4	307	12	bilayers	bilayer	NNS
cord-354029-mp5r82g4	307	13	.	.	.
cord-354029-mp5r82g4	308	1	Thus	thus	RB
cord-354029-mp5r82g4	308	2	roles	role	NNS
cord-354029-mp5r82g4	308	3	for	for	IN
cord-354029-mp5r82g4	308	4	the	the	DT
cord-354029-mp5r82g4	308	5	fusion	fusion	NN
cord-354029-mp5r82g4	308	6	protein	protein	NN
cord-354029-mp5r82g4	308	7	include	include	VBP
cord-354029-mp5r82g4	308	8	pulling	pull	VBG
cord-354029-mp5r82g4	308	9	the	the	DT
cord-354029-mp5r82g4	308	10	fusing	fuse	VBG
cord-354029-mp5r82g4	308	11	bilayers	bilayer	NNS
cord-354029-mp5r82g4	308	12	toward	toward	IN
cord-354029-mp5r82g4	308	13	one	one	CD
cord-354029-mp5r82g4	308	14	another	another	DT
cord-354029-mp5r82g4	308	15	(	(	-LRB-
cord-354029-mp5r82g4	308	16	dimpling	dimple	VBG
cord-354029-mp5r82g4	308	17	)	)	-RRB-
cord-354029-mp5r82g4	308	18	,	,	,
cord-354029-mp5r82g4	308	19	dehydrating	dehydrate	VBG
cord-354029-mp5r82g4	308	20	the	the	DT
cord-354029-mp5r82g4	308	21	membranes	membrane	NNS
cord-354029-mp5r82g4	308	22	,	,	,
cord-354029-mp5r82g4	308	23	and	and	CC
cord-354029-mp5r82g4	308	24	creating	create	VBG
cord-354029-mp5r82g4	308	25	membrane	membrane	NN
cord-354029-mp5r82g4	308	26	defects	defect	NNS
cord-354029-mp5r82g4	308	27	that	that	WDT
cord-354029-mp5r82g4	308	28	lower	lower	VBP
cord-354029-mp5r82g4	308	29	the	the	DT
cord-354029-mp5r82g4	308	30	energy	energy	NN
cord-354029-mp5r82g4	308	31	barrier	barrier	NN
cord-354029-mp5r82g4	308	32	for	for	IN
cord-354029-mp5r82g4	308	33	stalk	stalk	NN
cord-354029-mp5r82g4	308	34	and	and	CC
cord-354029-mp5r82g4	308	35	pore	pore	NN
cord-354029-mp5r82g4	308	36	formation	formation	NN
cord-354029-mp5r82g4	308	37	.	.	.
cord-354029-mp5r82g4	309	1	Two	two	CD
cord-354029-mp5r82g4	309	2	intermediates	intermediate	NNS
cord-354029-mp5r82g4	309	3	in	in	IN
cord-354029-mp5r82g4	309	4	HIV	HIV	NNP
cord-354029-mp5r82g4	309	5	fusion	fusion	NN
cord-354029-mp5r82g4	309	6	have	have	VBP
cord-354029-mp5r82g4	309	7	been	be	VBN
cord-354029-mp5r82g4	309	8	trapped	trap	VBN
cord-354029-mp5r82g4	309	9	:	:	:
cord-354029-mp5r82g4	309	10	one	one	CD
cord-354029-mp5r82g4	309	11	in	in	IN
cord-354029-mp5r82g4	309	12	which	which	WDT
cord-354029-mp5r82g4	309	13	the	the	DT
cord-354029-mp5r82g4	309	14	two	two	CD
cord-354029-mp5r82g4	309	15	membranes	membrane	NNS
cord-354029-mp5r82g4	309	16	are	be	VBP
cord-354029-mp5r82g4	309	17	joined	join	VBN
cord-354029-mp5r82g4	309	18	by	by	IN
cord-354029-mp5r82g4	309	19	activated	activate	VBN
cord-354029-mp5r82g4	309	20	Envs	Envs	NNP
cord-354029-mp5r82g4	309	21	,	,	,
cord-354029-mp5r82g4	309	22	but	but	CC
cord-354029-mp5r82g4	309	23	are	be	VBP
cord-354029-mp5r82g4	309	24	not	not	RB
cord-354029-mp5r82g4	309	25	yet	yet	RB
cord-354029-mp5r82g4	309	26	fused	fuse	VBN
cord-354029-mp5r82g4	309	27	(	(	-LRB-
cord-354029-mp5r82g4	309	28	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	309	29	et	et	NNP
cord-354029-mp5r82g4	309	30	al	al	NNP
cord-354029-mp5r82g4	309	31	.	.	NNP
cord-354029-mp5r82g4	309	32	2000a	2000a	CD
cord-354029-mp5r82g4	309	33	)	)	-RRB-
cord-354029-mp5r82g4	309	34	,	,	,
cord-354029-mp5r82g4	309	35	and	and	CC
cord-354029-mp5r82g4	309	36	one	one	CD
cord-354029-mp5r82g4	309	37	in	in	IN
cord-354029-mp5r82g4	309	38	which	which	WDT
cord-354029-mp5r82g4	309	39	small	small	JJ
cord-354029-mp5r82g4	309	40	,	,	,
cord-354029-mp5r82g4	309	41	"	"	``
cord-354029-mp5r82g4	309	42	labile	labile	JJ
cord-354029-mp5r82g4	309	43	"	"	''
cord-354029-mp5r82g4	309	44	pores	pore	NNS
cord-354029-mp5r82g4	309	45	have	have	VBP
cord-354029-mp5r82g4	309	46	formed	form	VBN
cord-354029-mp5r82g4	309	47	that	that	WDT
cord-354029-mp5r82g4	309	48	can	can	MD
cord-354029-mp5r82g4	309	49	either	either	CC
cord-354029-mp5r82g4	309	50	expand	expand	VB
cord-354029-mp5r82g4	309	51	into	into	IN
cord-354029-mp5r82g4	309	52	stable	stable	JJ
cord-354029-mp5r82g4	309	53	,	,	,
cord-354029-mp5r82g4	309	54	"	"	``
cord-354029-mp5r82g4	309	55	robust	robust	JJ
cord-354029-mp5r82g4	309	56	"	"	''
cord-354029-mp5r82g4	309	57	pores	pore	NNS
cord-354029-mp5r82g4	309	58	or	or	CC
cord-354029-mp5r82g4	309	59	return	return	VB
cord-354029-mp5r82g4	309	60	to	to	IN
cord-354029-mp5r82g4	309	61	the	the	DT
cord-354029-mp5r82g4	309	62	prefusion	prefusion	NN
cord-354029-mp5r82g4	309	63	state	state	NN
cord-354029-mp5r82g4	309	64	.	.	.
cord-354029-mp5r82g4	310	1	These	these	DT
cord-354029-mp5r82g4	310	2	observations	observation	NNS
cord-354029-mp5r82g4	310	3	suggest	suggest	VBP
cord-354029-mp5r82g4	310	4	a	a	DT
cord-354029-mp5r82g4	310	5	role	role	NN
cord-354029-mp5r82g4	310	6	for	for	IN
cord-354029-mp5r82g4	310	7	the	the	DT
cord-354029-mp5r82g4	310	8	fusion	fusion	NN
cord-354029-mp5r82g4	310	9	protein	protein	NN
cord-354029-mp5r82g4	310	10	in	in	IN
cord-354029-mp5r82g4	310	11	formation	formation	NN
cord-354029-mp5r82g4	310	12	and	and	CC
cord-354029-mp5r82g4	310	13	stabilization	stabilization	NN
cord-354029-mp5r82g4	310	14	of	of	IN
cord-354029-mp5r82g4	310	15	both	both	CC
cord-354029-mp5r82g4	310	16	the	the	DT
cord-354029-mp5r82g4	310	17	fusion	fusion	NN
cord-354029-mp5r82g4	310	18	stalk	stalk	NN
cord-354029-mp5r82g4	310	19	and	and	CC
cord-354029-mp5r82g4	310	20	the	the	DT
cord-354029-mp5r82g4	310	21	fusion	fusion	NN
cord-354029-mp5r82g4	310	22	pore	pore	NN
cord-354029-mp5r82g4	310	23	.	.	.
cord-354029-mp5r82g4	311	1	The	the	DT
cord-354029-mp5r82g4	311	2	mechanism	mechanism	NN
cord-354029-mp5r82g4	311	3	by	by	IN
cord-354029-mp5r82g4	311	4	which	which	WDT
cord-354029-mp5r82g4	311	5	a	a	DT
cord-354029-mp5r82g4	311	6	small	small	JJ
cord-354029-mp5r82g4	311	7	pore	pore	NN
cord-354029-mp5r82g4	311	8	enlarges	enlarge	VBZ
cord-354029-mp5r82g4	311	9	is	be	VBZ
cord-354029-mp5r82g4	311	10	not	not	RB
cord-354029-mp5r82g4	311	11	known	know	VBN
cord-354029-mp5r82g4	311	12	.	.	.
cord-354029-mp5r82g4	312	1	However	however	RB
cord-354029-mp5r82g4	312	2	,	,	,
cord-354029-mp5r82g4	312	3	several	several	JJ
cord-354029-mp5r82g4	312	4	possibilities	possibility	NNS
cord-354029-mp5r82g4	312	5	have	have	VBP
cord-354029-mp5r82g4	312	6	been	be	VBN
cord-354029-mp5r82g4	312	7	proposed	propose	VBN
cord-354029-mp5r82g4	312	8	.	.	.
cord-354029-mp5r82g4	313	1	One	one	CD
cord-354029-mp5r82g4	313	2	is	be	VBZ
cord-354029-mp5r82g4	313	3	that	that	IN
cord-354029-mp5r82g4	313	4	the	the	DT
cord-354029-mp5r82g4	313	5	initial	initial	JJ
cord-354029-mp5r82g4	313	6	fusion	fusion	NN
cord-354029-mp5r82g4	313	7	pore	pore	NN
cord-354029-mp5r82g4	313	8	is	be	VBZ
cord-354029-mp5r82g4	313	9	formed	form	VBN
cord-354029-mp5r82g4	313	10	by	by	IN
cord-354029-mp5r82g4	313	11	a	a	DT
cord-354029-mp5r82g4	313	12	small	small	JJ
cord-354029-mp5r82g4	313	13	number	number	NN
cord-354029-mp5r82g4	313	14	of	of	IN
cord-354029-mp5r82g4	313	15	activated	activate	VBN
cord-354029-mp5r82g4	313	16	fusion	fusion	NN
cord-354029-mp5r82g4	313	17	proteins	protein	NNS
cord-354029-mp5r82g4	313	18	.	.	.
cord-354029-mp5r82g4	314	1	Additional	additional	JJ
cord-354029-mp5r82g4	314	2	activated	activate	VBN
cord-354029-mp5r82g4	314	3	fusion	fusion	NN
cord-354029-mp5r82g4	314	4	proteins	protein	NNS
cord-354029-mp5r82g4	314	5	then	then	RB
cord-354029-mp5r82g4	314	6	move	move	VBP
cord-354029-mp5r82g4	314	7	into	into	IN
cord-354029-mp5r82g4	314	8	the	the	DT
cord-354029-mp5r82g4	314	9	fusion	fusion	NN
cord-354029-mp5r82g4	314	10	site	site	NN
cord-354029-mp5r82g4	314	11	to	to	TO
cord-354029-mp5r82g4	314	12	buttress	buttress	VB
cord-354029-mp5r82g4	314	13	and	and	CC
cord-354029-mp5r82g4	314	14	stabilize	stabilize	VB
cord-354029-mp5r82g4	314	15	the	the	DT
cord-354029-mp5r82g4	314	16	pore	pore	NN
cord-354029-mp5r82g4	314	17	,	,	,
cord-354029-mp5r82g4	314	18	thereby	thereby	RB
cord-354029-mp5r82g4	314	19	allowing	allow	VBG
cord-354029-mp5r82g4	314	20	it	-PRON-	PRP
cord-354029-mp5r82g4	314	21	to	to	TO
cord-354029-mp5r82g4	314	22	expand	expand	VB
cord-354029-mp5r82g4	314	23	(	(	-LRB-
cord-354029-mp5r82g4	314	24	Kozlov	Kozlov	NNP
cord-354029-mp5r82g4	314	25	and	and	CC
cord-354029-mp5r82g4	314	26	Chernomordik	Chernomordik	NNP
cord-354029-mp5r82g4	314	27	2002	2002	CD
cord-354029-mp5r82g4	314	28	)	)	-RRB-
cord-354029-mp5r82g4	314	29	.	.	.
cord-354029-mp5r82g4	315	1	Another	another	DT
cord-354029-mp5r82g4	315	2	possibility	possibility	NN
cord-354029-mp5r82g4	315	3	is	be	VBZ
cord-354029-mp5r82g4	315	4	that	that	IN
cord-354029-mp5r82g4	315	5	multiple	multiple	JJ
cord-354029-mp5r82g4	315	6	small	small	JJ
cord-354029-mp5r82g4	315	7	fusion	fusion	NN
cord-354029-mp5r82g4	315	8	pores	pore	NNS
cord-354029-mp5r82g4	315	9	coalesce	coalesce	VBP
cord-354029-mp5r82g4	315	10	to	to	TO
cord-354029-mp5r82g4	315	11	form	form	VB
cord-354029-mp5r82g4	315	12	larger	large	JJR
cord-354029-mp5r82g4	315	13	ones	one	NNS
cord-354029-mp5r82g4	315	14	.	.	.
cord-354029-mp5r82g4	316	1	This	this	DT
cord-354029-mp5r82g4	316	2	was	be	VBD
cord-354029-mp5r82g4	316	3	supported	support	VBN
cord-354029-mp5r82g4	316	4	by	by	IN
cord-354029-mp5r82g4	316	5	EM	EM	NNP
cord-354029-mp5r82g4	316	6	visualization	visualization	NN
cord-354029-mp5r82g4	316	7	of	of	IN
cord-354029-mp5r82g4	316	8	HA	HA	NNP
cord-354029-mp5r82g4	316	9	-	-	HYPH
cord-354029-mp5r82g4	316	10	mediated	mediate	VBN
cord-354029-mp5r82g4	316	11	fusion	fusion	NN
cord-354029-mp5r82g4	316	12	,	,	,
cord-354029-mp5r82g4	316	13	in	in	IN
cord-354029-mp5r82g4	316	14	which	which	WDT
cord-354029-mp5r82g4	316	15	multiple	multiple	JJ
cord-354029-mp5r82g4	316	16	dimples	dimple	NNS
cord-354029-mp5r82g4	316	17	/	/	SYM
cord-354029-mp5r82g4	316	18	nipples	nipple	NNS
cord-354029-mp5r82g4	316	19	were	be	VBD
cord-354029-mp5r82g4	316	20	arranged	arrange	VBN
cord-354029-mp5r82g4	316	21	circularly	circularly	RB
cord-354029-mp5r82g4	316	22	and	and	CC
cord-354029-mp5r82g4	316	23	lipid	lipid	NN
cord-354029-mp5r82g4	316	24	fragments	fragment	NNS
cord-354029-mp5r82g4	316	25	were	be	VBD
cord-354029-mp5r82g4	316	26	seen	see	VBN
cord-354029-mp5r82g4	316	27	at	at	IN
cord-354029-mp5r82g4	316	28	the	the	DT
cord-354029-mp5r82g4	316	29	center	center	NN
cord-354029-mp5r82g4	316	30	of	of	IN
cord-354029-mp5r82g4	316	31	a	a	DT
cord-354029-mp5r82g4	316	32	fusion	fusion	NN
cord-354029-mp5r82g4	316	33	ring	ring	NN
cord-354029-mp5r82g4	316	34	(	(	-LRB-
cord-354029-mp5r82g4	316	35	Kanaseki	Kanaseki	NNP
cord-354029-mp5r82g4	316	36	et	et	NNP
cord-354029-mp5r82g4	316	37	al	al	NNP
cord-354029-mp5r82g4	316	38	.	.	.
cord-354029-mp5r82g4	316	39	1997	1997	CD
cord-354029-mp5r82g4	316	40	)	)	-RRB-
cord-354029-mp5r82g4	316	41	.	.	.
cord-354029-mp5r82g4	317	1	As	as	IN
cord-354029-mp5r82g4	317	2	discussed	discuss	VBN
cord-354029-mp5r82g4	317	3	above	above	RB
cord-354029-mp5r82g4	317	4	,	,	,
cord-354029-mp5r82g4	317	5	roles	role	NNS
cord-354029-mp5r82g4	317	6	for	for	IN
cord-354029-mp5r82g4	317	7	the	the	DT
cord-354029-mp5r82g4	317	8	fusion	fusion	NN
cord-354029-mp5r82g4	317	9	protein	protein	NN
cord-354029-mp5r82g4	317	10	in	in	IN
cord-354029-mp5r82g4	317	11	the	the	DT
cord-354029-mp5r82g4	317	12	fusion	fusion	NN
cord-354029-mp5r82g4	317	13	cascade	cascade	NN
cord-354029-mp5r82g4	317	14	(	(	-LRB-
cord-354029-mp5r82g4	317	15	Fig	Fig	NNP
cord-354029-mp5r82g4	317	16	.	.	.
cord-354029-mp5r82g4	317	17	3	3	LS
cord-354029-mp5r82g4	317	18	)	)	-RRB-
cord-354029-mp5r82g4	317	19	include	include	VBP
cord-354029-mp5r82g4	317	20	pulling	pull	VBG
cord-354029-mp5r82g4	317	21	the	the	DT
cord-354029-mp5r82g4	317	22	fusing	fuse	VBG
cord-354029-mp5r82g4	317	23	bilayers	bilayer	NNS
cord-354029-mp5r82g4	317	24	toward	toward	IN
cord-354029-mp5r82g4	317	25	one	one	CD
cord-354029-mp5r82g4	317	26	another	another	DT
cord-354029-mp5r82g4	317	27	(	(	-LRB-
cord-354029-mp5r82g4	317	28	dimpling	dimple	VBG
cord-354029-mp5r82g4	317	29	)	)	-RRB-
cord-354029-mp5r82g4	317	30	and	and	CC
cord-354029-mp5r82g4	317	31	creating	create	VBG
cord-354029-mp5r82g4	317	32	membrane	membrane	NN
cord-354029-mp5r82g4	317	33	defects	defect	NNS
cord-354029-mp5r82g4	317	34	that	that	WDT
cord-354029-mp5r82g4	317	35	lower	lower	VBP
cord-354029-mp5r82g4	317	36	the	the	DT
cord-354029-mp5r82g4	317	37	energy	energy	NN
cord-354029-mp5r82g4	317	38	barriers	barrier	NNS
cord-354029-mp5r82g4	317	39	for	for	IN
cord-354029-mp5r82g4	317	40	stalk	stalk	NN
cord-354029-mp5r82g4	317	41	formation	formation	NN
cord-354029-mp5r82g4	317	42	and	and	CC
cord-354029-mp5r82g4	317	43	fusion	fusion	NN
cord-354029-mp5r82g4	317	44	pore	pore	NN
cord-354029-mp5r82g4	317	45	opening	opening	NN
cord-354029-mp5r82g4	317	46	/	/	SYM
cord-354029-mp5r82g4	317	47	enlargement	enlargement	NN
cord-354029-mp5r82g4	317	48	.	.	.
cord-354029-mp5r82g4	318	1	The	the	DT
cord-354029-mp5r82g4	318	2	fusion	fusion	NN
cord-354029-mp5r82g4	318	3	peptide	peptide	NN
cord-354029-mp5r82g4	318	4	and	and	CC
cord-354029-mp5r82g4	318	5	the	the	DT
cord-354029-mp5r82g4	318	6	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	318	7	domain	domain	NN
cord-354029-mp5r82g4	318	8	must	must	MD
cord-354029-mp5r82g4	318	9	remain	remain	VB
cord-354029-mp5r82g4	318	10	stably	stably	RB
cord-354029-mp5r82g4	318	11	associated	associate	VBN
cord-354029-mp5r82g4	318	12	with	with	IN
cord-354029-mp5r82g4	318	13	the	the	DT
cord-354029-mp5r82g4	318	14	target	target	NN
cord-354029-mp5r82g4	318	15	and	and	CC
cord-354029-mp5r82g4	318	16	viral	viral	JJ
cord-354029-mp5r82g4	318	17	membranes	membrane	NNS
cord-354029-mp5r82g4	318	18	,	,	,
cord-354029-mp5r82g4	318	19	respectively	respectively	RB
cord-354029-mp5r82g4	318	20	,	,	,
cord-354029-mp5r82g4	318	21	for	for	IN
cord-354029-mp5r82g4	318	22	fusion	fusion	NN
cord-354029-mp5r82g4	318	23	to	to	TO
cord-354029-mp5r82g4	318	24	occur	occur	VB
cord-354029-mp5r82g4	318	25	.	.	.
cord-354029-mp5r82g4	319	1	Once	once	IN
cord-354029-mp5r82g4	319	2	the	the	DT
cord-354029-mp5r82g4	319	3	fusion	fusion	NN
cord-354029-mp5r82g4	319	4	peptide	peptide	NN
cord-354029-mp5r82g4	319	5	is	be	VBZ
cord-354029-mp5r82g4	319	6	stably	stably	RB
cord-354029-mp5r82g4	319	7	associated	associate	VBN
cord-354029-mp5r82g4	319	8	with	with	IN
cord-354029-mp5r82g4	319	9	the	the	DT
cord-354029-mp5r82g4	319	10	target	target	NN
cord-354029-mp5r82g4	319	11	bilayer	bilayer	NN
cord-354029-mp5r82g4	319	12	(	(	-LRB-
cord-354029-mp5r82g4	319	13	Fig	Fig	NNP
cord-354029-mp5r82g4	319	14	.	.	.
cord-354029-mp5r82g4	319	15	3	3	CD
cord-354029-mp5r82g4	319	16	,	,	,
cord-354029-mp5r82g4	319	17	Step	step	NN
cord-354029-mp5r82g4	319	18	2	2	CD
cord-354029-mp5r82g4	319	19	)	)	-RRB-
cord-354029-mp5r82g4	319	20	,	,	,
cord-354029-mp5r82g4	319	21	we	-PRON-	PRP
cord-354029-mp5r82g4	319	22	envision	envision	VBP
cord-354029-mp5r82g4	319	23	that	that	IN
cord-354029-mp5r82g4	319	24	rearrangements	rearrangement	NNS
cord-354029-mp5r82g4	319	25	in	in	IN
cord-354029-mp5r82g4	319	26	the	the	DT
cord-354029-mp5r82g4	319	27	fusion	fusion	NN
cord-354029-mp5r82g4	319	28	protein	protein	NN
cord-354029-mp5r82g4	319	29	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	319	30	that	that	WDT
cord-354029-mp5r82g4	319	31	bring	bring	VBP
cord-354029-mp5r82g4	319	32	the	the	DT
cord-354029-mp5r82g4	319	33	fusion	fusion	NN
cord-354029-mp5r82g4	319	34	peptide	peptide	NN
cord-354029-mp5r82g4	319	35	and	and	CC
cord-354029-mp5r82g4	319	36	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	319	37	domains	domain	NNS
cord-354029-mp5r82g4	319	38	close	close	VBP
cord-354029-mp5r82g4	319	39	together	together	RB
cord-354029-mp5r82g4	320	1	(	(	-LRB-
cord-354029-mp5r82g4	320	2	Fig	Fig	NNP
cord-354029-mp5r82g4	320	3	.	.	.
cord-354029-mp5r82g4	320	4	3	3	CD
cord-354029-mp5r82g4	320	5	,	,	,
cord-354029-mp5r82g4	320	6	Step	step	NN
cord-354029-mp5r82g4	320	7	4	4	CD
cord-354029-mp5r82g4	320	8	)	)	-RRB-
cord-354029-mp5r82g4	320	9	result	result	VBP
cord-354029-mp5r82g4	320	10	in	in	IN
cord-354029-mp5r82g4	320	11	dimpling	dimpling	NN
cord-354029-mp5r82g4	320	12	of	of	IN
cord-354029-mp5r82g4	320	13	membranes	membrane	NNS
cord-354029-mp5r82g4	320	14	toward	toward	IN
cord-354029-mp5r82g4	320	15	one	one	CD
cord-354029-mp5r82g4	320	16	another	another	DT
cord-354029-mp5r82g4	320	17	.	.	.
cord-354029-mp5r82g4	321	1	In	in	IN
cord-354029-mp5r82g4	321	2	addition	addition	NN
cord-354029-mp5r82g4	321	3	to	to	IN
cord-354029-mp5r82g4	321	4	serving	serve	VBG
cord-354029-mp5r82g4	321	5	as	as	IN
cord-354029-mp5r82g4	321	6	critical	critical	JJ
cord-354029-mp5r82g4	321	7	membrane	membrane	NN
cord-354029-mp5r82g4	321	8	anchors	anchor	NNS
cord-354029-mp5r82g4	321	9	,	,	,
cord-354029-mp5r82g4	321	10	the	the	DT
cord-354029-mp5r82g4	321	11	fusion	fusion	NN
cord-354029-mp5r82g4	321	12	peptide	peptide	NN
cord-354029-mp5r82g4	321	13	and	and	CC
cord-354029-mp5r82g4	321	14	the	the	DT
cord-354029-mp5r82g4	321	15	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	321	16	domain	domain	NN
cord-354029-mp5r82g4	321	17	likely	likely	RB
cord-354029-mp5r82g4	321	18	create	create	VBP
cord-354029-mp5r82g4	321	19	membrane	membrane	NN
cord-354029-mp5r82g4	321	20	defects	defect	NNS
cord-354029-mp5r82g4	321	21	that	that	WDT
cord-354029-mp5r82g4	321	22	facilitate	facilitate	VBP
cord-354029-mp5r82g4	321	23	the	the	DT
cord-354029-mp5r82g4	321	24	next	next	JJ
cord-354029-mp5r82g4	321	25	stages	stage	NNS
cord-354029-mp5r82g4	321	26	of	of	IN
cord-354029-mp5r82g4	321	27	fusion	fusion	NN
cord-354029-mp5r82g4	321	28	.	.	.
cord-354029-mp5r82g4	322	1	Here	here	RB
cord-354029-mp5r82g4	322	2	,	,	,
cord-354029-mp5r82g4	322	3	we	-PRON-	PRP
cord-354029-mp5r82g4	322	4	review	review	VBP
cord-354029-mp5r82g4	322	5	information	information	NN
cord-354029-mp5r82g4	322	6	about	about	IN
cord-354029-mp5r82g4	322	7	the	the	DT
cord-354029-mp5r82g4	322	8	structure	structure	NN
cord-354029-mp5r82g4	322	9	and	and	CC
cord-354029-mp5r82g4	322	10	function	function	NN
cord-354029-mp5r82g4	322	11	of	of	IN
cord-354029-mp5r82g4	322	12	the	the	DT
cord-354029-mp5r82g4	322	13	fusion	fusion	NN
cord-354029-mp5r82g4	322	14	peptide	peptide	NN
cord-354029-mp5r82g4	322	15	and	and	CC
cord-354029-mp5r82g4	322	16	the	the	DT
cord-354029-mp5r82g4	322	17	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	322	18	domain	domain	NN
cord-354029-mp5r82g4	322	19	during	during	IN
cord-354029-mp5r82g4	322	20	fusion	fusion	NN
cord-354029-mp5r82g4	322	21	.	.	.
cord-354029-mp5r82g4	323	1	We	-PRON-	PRP
cord-354029-mp5r82g4	323	2	also	also	RB
cord-354029-mp5r82g4	323	3	review	review	VBP
cord-354029-mp5r82g4	323	4	evidence	evidence	NN
cord-354029-mp5r82g4	323	5	that	that	IN
cord-354029-mp5r82g4	323	6	juxtamembrane	juxtamembrane	NNP
cord-354029-mp5r82g4	323	7	sequences	sequences	NNP
cord-354029-mp5r82g4	323	8	,	,	,
cord-354029-mp5r82g4	323	9	on	on	IN
cord-354029-mp5r82g4	323	10	both	both	DT
cord-354029-mp5r82g4	323	11	sides	side	NNS
cord-354029-mp5r82g4	323	12	of	of	IN
cord-354029-mp5r82g4	323	13	the	the	DT
cord-354029-mp5r82g4	323	14	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	323	15	domain	domain	NN
cord-354029-mp5r82g4	323	16	,	,	,
cord-354029-mp5r82g4	323	17	participate	participate	VB
cord-354029-mp5r82g4	323	18	in	in	IN
cord-354029-mp5r82g4	323	19	fusion	fusion	NN
cord-354029-mp5r82g4	323	20	.	.	.
cord-354029-mp5r82g4	324	1	Fusion	fusion	NN
cord-354029-mp5r82g4	324	2	peptides	peptide	NNS
cord-354029-mp5r82g4	324	3	are	be	VBP
cord-354029-mp5r82g4	324	4	relatively	relatively	RB
cord-354029-mp5r82g4	324	5	apolar	apolar	JJ
cord-354029-mp5r82g4	324	6	sequences	sequence	NNS
cord-354029-mp5r82g4	324	7	that	that	WDT
cord-354029-mp5r82g4	324	8	interact	interact	VBP
cord-354029-mp5r82g4	324	9	with	with	IN
cord-354029-mp5r82g4	324	10	membranes	membrane	NNS
cord-354029-mp5r82g4	324	11	and	and	CC
cord-354029-mp5r82g4	324	12	are	be	VBP
cord-354029-mp5r82g4	324	13	central	central	JJ
cord-354029-mp5r82g4	324	14	to	to	IN
cord-354029-mp5r82g4	324	15	viral	viral	JJ
cord-354029-mp5r82g4	324	16	fusion	fusion	NN
cord-354029-mp5r82g4	324	17	reactions	reaction	NNS
cord-354029-mp5r82g4	324	18	(	(	-LRB-
cord-354029-mp5r82g4	324	19	Martin	Martin	NNP
cord-354029-mp5r82g4	324	20	and	and	CC
cord-354029-mp5r82g4	324	21	Ruysschaert	Ruysschaert	NNP
cord-354029-mp5r82g4	324	22	2000	2000	CD
cord-354029-mp5r82g4	324	23	;	;	:
cord-354029-mp5r82g4	325	1	Martin	Martin	NNP
cord-354029-mp5r82g4	325	2	et	et	NNP
cord-354029-mp5r82g4	325	3	al	al	NNP
cord-354029-mp5r82g4	325	4	.	.	.
cord-354029-mp5r82g4	326	1	1999	1999	CD
cord-354029-mp5r82g4	326	2	;	;	:
cord-354029-mp5r82g4	326	3	Skehel	Skehel	NNP
cord-354029-mp5r82g4	326	4	et	et	NNP
cord-354029-mp5r82g4	326	5	al	al	NNP
cord-354029-mp5r82g4	326	6	.	.	.
cord-354029-mp5r82g4	327	1	2001	2001	CD
cord-354029-mp5r82g4	327	2	;	;	:
cord-354029-mp5r82g4	327	3	White	White	NNP
cord-354029-mp5r82g4	327	4	1990	1990	CD
cord-354029-mp5r82g4	327	5	)	)	-RRB-
cord-354029-mp5r82g4	327	6	.	.	.
cord-354029-mp5r82g4	328	1	They	-PRON-	PRP
cord-354029-mp5r82g4	328	2	have	have	VBP
cord-354029-mp5r82g4	328	3	been	be	VBN
cord-354029-mp5r82g4	328	4	Fig	Fig	NNP
cord-354029-mp5r82g4	328	5	.	.	.
cord-354029-mp5r82g4	329	1	5A	5a	NN
cord-354029-mp5r82g4	329	2	,	,	,
cord-354029-mp5r82g4	329	3	B.	B.	NNP
cord-354029-mp5r82g4	329	4	Characteristics	Characteristics	NNP
cord-354029-mp5r82g4	329	5	of	of	IN
cord-354029-mp5r82g4	329	6	viral	viral	JJ
cord-354029-mp5r82g4	329	7	fusion	fusion	NN
cord-354029-mp5r82g4	329	8	peptides	peptide	NNS
cord-354029-mp5r82g4	329	9	.	.	.
cord-354029-mp5r82g4	330	1	A	a	DT
cord-354029-mp5r82g4	330	2	Selected	select	VBN
cord-354029-mp5r82g4	330	3	viral	viral	JJ
cord-354029-mp5r82g4	330	4	fusion	fusion	NN
cord-354029-mp5r82g4	330	5	peptide	peptide	NN
cord-354029-mp5r82g4	330	6	sequences	sequence	NNS
cord-354029-mp5r82g4	330	7	.	.	.
cord-354029-mp5r82g4	331	1	N	n	CD
cord-354029-mp5r82g4	331	2	-	-	HYPH
cord-354029-mp5r82g4	331	3	terminal	terminal	NN
cord-354029-mp5r82g4	331	4	)	)	-RRB-
cord-354029-mp5r82g4	331	5	and	and	CC
cord-354029-mp5r82g4	331	6	internal	internal	JJ
cord-354029-mp5r82g4	331	7	fusion	fusion	NN
cord-354029-mp5r82g4	331	8	peptide	peptide	NN
cord-354029-mp5r82g4	331	9	sequences	sequence	NNS
cord-354029-mp5r82g4	331	10	are	be	VBP
cord-354029-mp5r82g4	331	11	aligned	align	VBN
cord-354029-mp5r82g4	331	12	according	accord	VBG
cord-354029-mp5r82g4	331	13	to	to	IN
cord-354029-mp5r82g4	331	14	their	-PRON-	PRP$
cord-354029-mp5r82g4	331	15	first	first	JJ
cord-354029-mp5r82g4	331	16	noncharged	noncharged	JJ
cord-354029-mp5r82g4	331	17	residue	residue	NN
cord-354029-mp5r82g4	331	18	.	.	.
cord-354029-mp5r82g4	332	1	B	B	NNP
cord-354029-mp5r82g4	332	2	Model	Model	NNP
cord-354029-mp5r82g4	332	3	of	of	IN
cord-354029-mp5r82g4	332	4	HA	HA	NNP
cord-354029-mp5r82g4	332	5	fusion	fusion	NN
cord-354029-mp5r82g4	332	6	peptide	peptide	NN
cord-354029-mp5r82g4	332	7	structure	structure	NN
cord-354029-mp5r82g4	332	8	in	in	IN
cord-354029-mp5r82g4	332	9	target	target	NN
cord-354029-mp5r82g4	332	10	membrane	membrane	NN
cord-354029-mp5r82g4	332	11	at	at	IN
cord-354029-mp5r82g4	332	12	pH	pH	NNP
cord-354029-mp5r82g4	332	13	5	5	CD
cord-354029-mp5r82g4	332	14	(	(	-LRB-
cord-354029-mp5r82g4	332	15	adapted	adapt	VBN
cord-354029-mp5r82g4	332	16	from	from	IN
cord-354029-mp5r82g4	332	17	Tamm	Tamm	NNP
cord-354029-mp5r82g4	332	18	et	et	NNP
cord-354029-mp5r82g4	332	19	al	al	NNP
cord-354029-mp5r82g4	332	20	.	.	.
cord-354029-mp5r82g4	332	21	2002	2002	CD
cord-354029-mp5r82g4	332	22	)	)	-RRB-
cord-354029-mp5r82g4	332	23	.	.	.
cord-354029-mp5r82g4	333	1	The	the	DT
cord-354029-mp5r82g4	333	2	fusion	fusion	NN
cord-354029-mp5r82g4	333	3	peptide	peptide	NN
cord-354029-mp5r82g4	333	4	(	(	-LRB-
cord-354029-mp5r82g4	333	5	red	red	NNP
cord-354029-mp5r82g4	333	6	)	)	-RRB-
cord-354029-mp5r82g4	333	7	resides	reside	VBZ
cord-354029-mp5r82g4	333	8	in	in	IN
cord-354029-mp5r82g4	333	9	the	the	DT
cord-354029-mp5r82g4	333	10	target	target	NN
cord-354029-mp5r82g4	333	11	membrane	membrane	NN
cord-354029-mp5r82g4	333	12	in	in	IN
cord-354029-mp5r82g4	333	13	a	a	DT
cord-354029-mp5r82g4	333	14	kinked	kinked	JJ
cord-354029-mp5r82g4	333	15	structure	structure	NN
cord-354029-mp5r82g4	333	16	composed	compose	VBN
cord-354029-mp5r82g4	333	17	of	of	IN
cord-354029-mp5r82g4	333	18	two	two	CD
cord-354029-mp5r82g4	333	19	a	a	DT
cord-354029-mp5r82g4	333	20	-	-	:
cord-354029-mp5r82g4	333	21	helices	helix	NNS
cord-354029-mp5r82g4	333	22	,	,	,
cord-354029-mp5r82g4	333	23	each	each	DT
cord-354029-mp5r82g4	333	24	penetrating	penetrate	VBG
cord-354029-mp5r82g4	333	25	the	the	DT
cord-354029-mp5r82g4	333	26	outer	outer	JJ
cord-354029-mp5r82g4	333	27	leaflet	leaflet	NN
cord-354029-mp5r82g4	333	28	.	.	.
cord-354029-mp5r82g4	334	1	The	the	DT
cord-354029-mp5r82g4	334	2	glycine	glycine	NN
cord-354029-mp5r82g4	334	3	ridge	ridge	NN
cord-354029-mp5r82g4	334	4	is	be	VBZ
cord-354029-mp5r82g4	334	5	depicted	depict	VBN
cord-354029-mp5r82g4	334	6	by	by	IN
cord-354029-mp5r82g4	334	7	a	a	DT
cord-354029-mp5r82g4	334	8	yellow	yellow	JJ
cord-354029-mp5r82g4	334	9	box	box	NN
cord-354029-mp5r82g4	334	10	,	,	,
cord-354029-mp5r82g4	334	11	the	the	DT
cord-354029-mp5r82g4	334	12	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	334	13	interior	interior	JJ
cord-354029-mp5r82g4	334	14	face	face	NN
cord-354029-mp5r82g4	334	15	by	by	IN
cord-354029-mp5r82g4	334	16	cyan	cyan	NN
cord-354029-mp5r82g4	334	17	ovals	oval	NNS
cord-354029-mp5r82g4	334	18	,	,	,
cord-354029-mp5r82g4	334	19	and	and	CC
cord-354029-mp5r82g4	334	20	the	the	DT
cord-354029-mp5r82g4	334	21	surface	surface	NN
cord-354029-mp5r82g4	334	22	charged	charge	VBN
cord-354029-mp5r82g4	334	23	residues	residue	NNS
cord-354029-mp5r82g4	334	24	by	by	IN
cord-354029-mp5r82g4	334	25	blue	blue	JJ
cord-354029-mp5r82g4	334	26	squares	square	NNS
cord-354029-mp5r82g4	334	27	.	.	.
cord-354029-mp5r82g4	334	28	"	"	``
cord-354029-mp5r82g4	334	29	C	C	NNP
cord-354029-mp5r82g4	334	30	"	"	''
cord-354029-mp5r82g4	334	31	denotes	denote	VBZ
cord-354029-mp5r82g4	334	32	the	the	DT
cord-354029-mp5r82g4	334	33	direction	direction	NN
cord-354029-mp5r82g4	334	34	of	of	IN
cord-354029-mp5r82g4	334	35	the	the	DT
cord-354029-mp5r82g4	334	36	HA2	HA2	NNP
cord-354029-mp5r82g4	334	37	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	334	38	classified	classify	VBD
cord-354029-mp5r82g4	334	39	as	as	IN
cord-354029-mp5r82g4	334	40	N	n	CD
cord-354029-mp5r82g4	334	41	-	-	HYPH
cord-354029-mp5r82g4	334	42	terminal	terminal	JJ
cord-354029-mp5r82g4	334	43	or	or	CC
cord-354029-mp5r82g4	334	44	internal	internal	JJ
cord-354029-mp5r82g4	334	45	depending	depending	NN
cord-354029-mp5r82g4	334	46	on	on	IN
cord-354029-mp5r82g4	334	47	their	-PRON-	PRP$
cord-354029-mp5r82g4	334	48	location	location	NN
cord-354029-mp5r82g4	334	49	within	within	IN
cord-354029-mp5r82g4	334	50	the	the	DT
cord-354029-mp5r82g4	334	51	fusion	fusion	NN
cord-354029-mp5r82g4	334	52	subunit	subunit	NN
cord-354029-mp5r82g4	334	53	(	(	-LRB-
cord-354029-mp5r82g4	334	54	Table	table	NN
cord-354029-mp5r82g4	334	55	1	1	CD
cord-354029-mp5r82g4	334	56	)	)	-RRB-
cord-354029-mp5r82g4	334	57	.	.	.
cord-354029-mp5r82g4	335	1	Although	although	IN
cord-354029-mp5r82g4	335	2	fusion	fusion	NN
cord-354029-mp5r82g4	335	3	peptides	peptide	NNS
cord-354029-mp5r82g4	335	4	are	be	VBP
cord-354029-mp5r82g4	335	5	highly	highly	RB
cord-354029-mp5r82g4	335	6	conserved	conserve	VBN
cord-354029-mp5r82g4	335	7	within	within	IN
cord-354029-mp5r82g4	335	8	each	each	DT
cord-354029-mp5r82g4	335	9	virus	virus	NN
cord-354029-mp5r82g4	335	10	family	family	NN
cord-354029-mp5r82g4	335	11	,	,	,
cord-354029-mp5r82g4	335	12	there	there	EX
cord-354029-mp5r82g4	335	13	is	be	VBZ
cord-354029-mp5r82g4	335	14	little	little	JJ
cord-354029-mp5r82g4	335	15	sequence	sequence	NN
cord-354029-mp5r82g4	335	16	similarity	similarity	NN
cord-354029-mp5r82g4	335	17	between	between	IN
cord-354029-mp5r82g4	335	18	fusion	fusion	NN
cord-354029-mp5r82g4	335	19	peptides	peptide	NNS
cord-354029-mp5r82g4	335	20	of	of	IN
cord-354029-mp5r82g4	335	21	different	different	JJ
cord-354029-mp5r82g4	335	22	families	family	NNS
cord-354029-mp5r82g4	335	23	(	(	-LRB-
cord-354029-mp5r82g4	335	24	Fig	Fig	NNP
cord-354029-mp5r82g4	335	25	.	.	.
cord-354029-mp5r82g4	335	26	5A	5a	CD
cord-354029-mp5r82g4	335	27	)	)	-RRB-
cord-354029-mp5r82g4	335	28	.	.	.
cord-354029-mp5r82g4	336	1	Generally	generally	RB
cord-354029-mp5r82g4	336	2	,	,	,
cord-354029-mp5r82g4	336	3	however	however	RB
cord-354029-mp5r82g4	336	4	,	,	,
cord-354029-mp5r82g4	336	5	fusion	fusion	NN
cord-354029-mp5r82g4	336	6	peptides	peptide	NNS
cord-354029-mp5r82g4	336	7	contain	contain	VBP
cord-354029-mp5r82g4	336	8	a	a	DT
cord-354029-mp5r82g4	336	9	high	high	JJ
cord-354029-mp5r82g4	336	10	percentage	percentage	NN
cord-354029-mp5r82g4	336	11	of	of	IN
cord-354029-mp5r82g4	336	12	glycines	glycine	NNS
cord-354029-mp5r82g4	336	13	and/or	and/or	CC
cord-354029-mp5r82g4	336	14	alanines	alanine	NNS
cord-354029-mp5r82g4	336	15	,	,	,
cord-354029-mp5r82g4	336	16	as	as	RB
cord-354029-mp5r82g4	336	17	well	well	RB
cord-354029-mp5r82g4	336	18	as	as	IN
cord-354029-mp5r82g4	336	19	several	several	JJ
cord-354029-mp5r82g4	336	20	critical	critical	JJ
cord-354029-mp5r82g4	336	21	bulky	bulky	JJ
cord-354029-mp5r82g4	336	22	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	336	23	residues	residue	NNS
cord-354029-mp5r82g4	336	24	(	(	-LRB-
cord-354029-mp5r82g4	336	25	Martin	Martin	NNP
cord-354029-mp5r82g4	336	26	and	and	CC
cord-354029-mp5r82g4	336	27	Ruysschaert	Ruysschaert	NNP
cord-354029-mp5r82g4	336	28	2000	2000	CD
cord-354029-mp5r82g4	336	29	;	;	:
cord-354029-mp5r82g4	336	30	Martin	Martin	NNP
cord-354029-mp5r82g4	336	31	et	et	NNP
cord-354029-mp5r82g4	336	32	al	al	NNP
cord-354029-mp5r82g4	336	33	.	.	.
cord-354029-mp5r82g4	336	34	1999	1999	CD
cord-354029-mp5r82g4	336	35	;	;	:
cord-354029-mp5r82g4	336	36	Skehel	Skehel	NNP
cord-354029-mp5r82g4	336	37	et	et	NNP
cord-354029-mp5r82g4	336	38	al	al	NNP
cord-354029-mp5r82g4	336	39	.	.	NNP
cord-354029-mp5r82g4	336	40	2001	2001	CD
cord-354029-mp5r82g4	336	41	;	;	.
cord-354029-mp5r82g4	337	1	Tamm	Tamm	NNP
cord-354029-mp5r82g4	337	2	and	and	CC
cord-354029-mp5r82g4	337	3	Han	Han	NNP
cord-354029-mp5r82g4	337	4	2000	2000	CD
cord-354029-mp5r82g4	337	5	;	;	:
cord-354029-mp5r82g4	337	6	Tamm	Tamm	NNP
cord-354029-mp5r82g4	337	7	et	et	NNP
cord-354029-mp5r82g4	337	8	al	al	NNP
cord-354029-mp5r82g4	337	9	.	.	.
cord-354029-mp5r82g4	337	10	2002	2002	CD
cord-354029-mp5r82g4	337	11	)	)	-RRB-
cord-354029-mp5r82g4	337	12	.	.	.
cord-354029-mp5r82g4	338	1	A	a	DT
cord-354029-mp5r82g4	338	2	significant	significant	JJ
cord-354029-mp5r82g4	338	3	body	body	NN
cord-354029-mp5r82g4	338	4	of	of	IN
cord-354029-mp5r82g4	338	5	work	work	NN
cord-354029-mp5r82g4	338	6	has	have	VBZ
cord-354029-mp5r82g4	338	7	emerged	emerge	VBN
cord-354029-mp5r82g4	338	8	on	on	IN
cord-354029-mp5r82g4	338	9	the	the	DT
cord-354029-mp5r82g4	338	10	structure	structure	NN
cord-354029-mp5r82g4	338	11	and	and	CC
cord-354029-mp5r82g4	338	12	function	function	NN
cord-354029-mp5r82g4	338	13	of	of	IN
cord-354029-mp5r82g4	338	14	synthetic	synthetic	JJ
cord-354029-mp5r82g4	338	15	fusion	fusion	NN
cord-354029-mp5r82g4	338	16	peptides	peptide	NNS
cord-354029-mp5r82g4	338	17	(	(	-LRB-
cord-354029-mp5r82g4	338	18	Martin	Martin	NNP
cord-354029-mp5r82g4	338	19	and	and	CC
cord-354029-mp5r82g4	338	20	Ruysschaert	Ruysschaert	NNP
cord-354029-mp5r82g4	338	21	2000	2000	CD
cord-354029-mp5r82g4	338	22	;	;	:
cord-354029-mp5r82g4	338	23	Martin	Martin	NNP
cord-354029-mp5r82g4	338	24	et	et	NNP
cord-354029-mp5r82g4	338	25	al	al	NNP
cord-354029-mp5r82g4	338	26	.	.	.
cord-354029-mp5r82g4	338	27	1999	1999	CD
cord-354029-mp5r82g4	338	28	;	;	:
cord-354029-mp5r82g4	338	29	Skehel	Skehel	NNP
cord-354029-mp5r82g4	338	30	et	et	NNP
cord-354029-mp5r82g4	338	31	al	al	NNP
cord-354029-mp5r82g4	338	32	.	.	.
cord-354029-mp5r82g4	339	1	2001	2001	CD
cord-354029-mp5r82g4	339	2	;	;	:
cord-354029-mp5r82g4	339	3	Tamm	Tamm	NNP
cord-354029-mp5r82g4	339	4	and	and	CC
cord-354029-mp5r82g4	339	5	Han	Han	NNP
cord-354029-mp5r82g4	339	6	2000	2000	CD
cord-354029-mp5r82g4	339	7	;	;	:
cord-354029-mp5r82g4	339	8	Tamm	Tamm	NNP
cord-354029-mp5r82g4	339	9	et	et	NNP
cord-354029-mp5r82g4	339	10	al	al	NNP
cord-354029-mp5r82g4	339	11	.	.	.
cord-354029-mp5r82g4	339	12	2002	2002	CD
cord-354029-mp5r82g4	339	13	)	)	-RRB-
cord-354029-mp5r82g4	339	14	.	.	.
cord-354029-mp5r82g4	340	1	Synthetic	synthetic	JJ
cord-354029-mp5r82g4	340	2	fusion	fusion	NN
cord-354029-mp5r82g4	340	3	peptides	peptide	NNS
cord-354029-mp5r82g4	340	4	are	be	VBP
cord-354029-mp5r82g4	340	5	disordered	disordered	JJ
cord-354029-mp5r82g4	340	6	in	in	IN
cord-354029-mp5r82g4	340	7	solution	solution	NN
cord-354029-mp5r82g4	340	8	but	but	CC
cord-354029-mp5r82g4	340	9	ordered	order	VBN
cord-354029-mp5r82g4	340	10	(	(	-LRB-
cord-354029-mp5r82g4	340	11	a	a	DT
cord-354029-mp5r82g4	340	12	-	-	HYPH
cord-354029-mp5r82g4	340	13	helix	helix	NN
cord-354029-mp5r82g4	340	14	and/or	and/or	CC
cord-354029-mp5r82g4	340	15	b	b	NN
cord-354029-mp5r82g4	340	16	-	-	HYPH
cord-354029-mp5r82g4	340	17	sheet	sheet	NN
cord-354029-mp5r82g4	340	18	)	)	-RRB-
cord-354029-mp5r82g4	340	19	when	when	WRB
cord-354029-mp5r82g4	340	20	they	-PRON-	PRP
cord-354029-mp5r82g4	340	21	associate	associate	VBP
cord-354029-mp5r82g4	340	22	with	with	IN
cord-354029-mp5r82g4	340	23	membranes	membrane	NNS
cord-354029-mp5r82g4	340	24	.	.	.
cord-354029-mp5r82g4	341	1	The	the	DT
cord-354029-mp5r82g4	341	2	N	n	CD
cord-354029-mp5r82g4	341	3	-	-	HYPH
cord-354029-mp5r82g4	341	4	terminal	terminal	NN
cord-354029-mp5r82g4	341	5	fusion	fusion	NN
cord-354029-mp5r82g4	341	6	peptides	peptide	NNS
cord-354029-mp5r82g4	341	7	that	that	WDT
cord-354029-mp5r82g4	341	8	have	have	VBP
cord-354029-mp5r82g4	341	9	been	be	VBN
cord-354029-mp5r82g4	341	10	studied	study	VBN
cord-354029-mp5r82g4	341	11	insert	insert	NN
cord-354029-mp5r82g4	341	12	into	into	IN
cord-354029-mp5r82g4	341	13	membranes	membrane	NNS
cord-354029-mp5r82g4	341	14	at	at	IN
cord-354029-mp5r82g4	341	15	oblique	oblique	JJ
cord-354029-mp5r82g4	341	16	angles	angle	NNS
cord-354029-mp5r82g4	341	17	and	and	CC
cord-354029-mp5r82g4	341	18	do	do	VBP
cord-354029-mp5r82g4	341	19	not	not	RB
cord-354029-mp5r82g4	341	20	penetrate	penetrate	VB
cord-354029-mp5r82g4	341	21	the	the	DT
cord-354029-mp5r82g4	341	22	inner	inner	JJ
cord-354029-mp5r82g4	341	23	leaflet	leaflet	NN
cord-354029-mp5r82g4	341	24	of	of	IN
cord-354029-mp5r82g4	341	25	the	the	DT
cord-354029-mp5r82g4	341	26	membrane	membrane	NN
cord-354029-mp5r82g4	341	27	.	.	.
cord-354029-mp5r82g4	342	1	In	in	IN
cord-354029-mp5r82g4	342	2	general	general	JJ
cord-354029-mp5r82g4	342	3	,	,	,
cord-354029-mp5r82g4	342	4	mutations	mutation	NNS
cord-354029-mp5r82g4	342	5	that	that	WDT
cord-354029-mp5r82g4	342	6	abrogate	abrogate	VBP
cord-354029-mp5r82g4	342	7	fusion	fusion	NN
cord-354029-mp5r82g4	342	8	reduce	reduce	VB
cord-354029-mp5r82g4	342	9	the	the	DT
cord-354029-mp5r82g4	342	10	ability	ability	NN
cord-354029-mp5r82g4	342	11	of	of	IN
cord-354029-mp5r82g4	342	12	synthetic	synthetic	JJ
cord-354029-mp5r82g4	342	13	fusion	fusion	NN
cord-354029-mp5r82g4	342	14	peptides	peptide	NNS
cord-354029-mp5r82g4	342	15	to	to	TO
cord-354029-mp5r82g4	342	16	insert	insert	VB
cord-354029-mp5r82g4	342	17	at	at	IN
cord-354029-mp5r82g4	342	18	oblique	oblique	JJ
cord-354029-mp5r82g4	342	19	angles	angle	NNS
cord-354029-mp5r82g4	342	20	and	and	CC
cord-354029-mp5r82g4	342	21	to	to	TO
cord-354029-mp5r82g4	342	22	disrupt	disrupt	VB
cord-354029-mp5r82g4	342	23	membranes	membrane	NNS
cord-354029-mp5r82g4	342	24	(	(	-LRB-
cord-354029-mp5r82g4	342	25	Martin	Martin	NNP
cord-354029-mp5r82g4	342	26	et	et	NNP
cord-354029-mp5r82g4	342	27	al	al	NNP
cord-354029-mp5r82g4	342	28	.	.	.
cord-354029-mp5r82g4	342	29	1999	1999	CD
cord-354029-mp5r82g4	342	30	)	)	-RRB-
cord-354029-mp5r82g4	342	31	.	.	.
cord-354029-mp5r82g4	343	1	Contradictory	contradictory	JJ
cord-354029-mp5r82g4	343	2	conclusions	conclusion	NNS
cord-354029-mp5r82g4	343	3	on	on	IN
cord-354029-mp5r82g4	343	4	the	the	DT
cord-354029-mp5r82g4	343	5	precise	precise	JJ
cord-354029-mp5r82g4	343	6	structure	structure	NN
cord-354029-mp5r82g4	343	7	of	of	IN
cord-354029-mp5r82g4	343	8	synthetic	synthetic	JJ
cord-354029-mp5r82g4	343	9	fusion	fusion	NN
cord-354029-mp5r82g4	343	10	peptides	peptide	NNS
cord-354029-mp5r82g4	343	11	in	in	IN
cord-354029-mp5r82g4	343	12	membranes	membrane	NNS
cord-354029-mp5r82g4	343	13	likely	likely	RB
cord-354029-mp5r82g4	343	14	stem	stem	VBP
cord-354029-mp5r82g4	343	15	from	from	IN
cord-354029-mp5r82g4	343	16	the	the	DT
cord-354029-mp5r82g4	343	17	general	general	JJ
cord-354029-mp5r82g4	343	18	low	low	JJ
cord-354029-mp5r82g4	343	19	solubility	solubility	NN
cord-354029-mp5r82g4	343	20	of	of	IN
cord-354029-mp5r82g4	343	21	the	the	DT
cord-354029-mp5r82g4	343	22	peptides	peptide	NNS
cord-354029-mp5r82g4	343	23	in	in	IN
cord-354029-mp5r82g4	343	24	aqueous	aqueous	JJ
cord-354029-mp5r82g4	343	25	solution	solution	NN
cord-354029-mp5r82g4	343	26	and	and	CC
cord-354029-mp5r82g4	343	27	the	the	DT
cord-354029-mp5r82g4	343	28	different	different	JJ
cord-354029-mp5r82g4	343	29	experimental	experimental	JJ
cord-354029-mp5r82g4	343	30	methods	method	NNS
cord-354029-mp5r82g4	343	31	employed	employ	VBN
cord-354029-mp5r82g4	343	32	(	(	-LRB-
cord-354029-mp5r82g4	343	33	Tamm	Tamm	NNP
cord-354029-mp5r82g4	343	34	et	et	NNP
cord-354029-mp5r82g4	343	35	al	al	NNP
cord-354029-mp5r82g4	343	36	.	.	.
cord-354029-mp5r82g4	343	37	2002	2002	CD
cord-354029-mp5r82g4	343	38	)	)	-RRB-
cord-354029-mp5r82g4	343	39	.	.	.
cord-354029-mp5r82g4	344	1	To	to	TO
cord-354029-mp5r82g4	344	2	circumvent	circumvent	VB
cord-354029-mp5r82g4	344	3	solubility	solubility	NN
cord-354029-mp5r82g4	344	4	problems	problem	NNS
cord-354029-mp5r82g4	344	5	,	,	,
cord-354029-mp5r82g4	344	6	a	a	DT
cord-354029-mp5r82g4	344	7	polar	polar	JJ
cord-354029-mp5r82g4	344	8	sequence	sequence	NN
cord-354029-mp5r82g4	344	9	was	be	VBD
cord-354029-mp5r82g4	344	10	added	add	VBN
cord-354029-mp5r82g4	344	11	to	to	IN
cord-354029-mp5r82g4	344	12	the	the	DT
cord-354029-mp5r82g4	344	13	C	C	NNP
cord-354029-mp5r82g4	344	14	-	-	HYPH
cord-354029-mp5r82g4	344	15	terminal	terminal	JJ
cord-354029-mp5r82g4	344	16	end	end	NN
cord-354029-mp5r82g4	344	17	of	of	IN
cord-354029-mp5r82g4	344	18	the	the	DT
cord-354029-mp5r82g4	344	19	influenza	influenza	NN
cord-354029-mp5r82g4	344	20	HA	HA	NNP
cord-354029-mp5r82g4	344	21	fusion	fusion	NN
cord-354029-mp5r82g4	344	22	peptide	peptide	NN
cord-354029-mp5r82g4	344	23	,	,	,
cord-354029-mp5r82g4	344	24	rendering	render	VBG
cord-354029-mp5r82g4	344	25	it	-PRON-	PRP
cord-354029-mp5r82g4	344	26	soluble	soluble	JJ
cord-354029-mp5r82g4	344	27	in	in	IN
cord-354029-mp5r82g4	344	28	both	both	CC
cord-354029-mp5r82g4	344	29	aqueous	aqueous	JJ
cord-354029-mp5r82g4	344	30	and	and	CC
cord-354029-mp5r82g4	344	31	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	344	32	environments	environment	NNS
cord-354029-mp5r82g4	345	1	(	(	-LRB-
cord-354029-mp5r82g4	345	2	Han	Han	NNP
cord-354029-mp5r82g4	345	3	et	et	NNP
cord-354029-mp5r82g4	345	4	al	al	NNP
cord-354029-mp5r82g4	345	5	.	.	NNP
cord-354029-mp5r82g4	345	6	2001	2001	CD
cord-354029-mp5r82g4	345	7	)	)	-RRB-
cord-354029-mp5r82g4	345	8	.	.	.
cord-354029-mp5r82g4	346	1	At	at	IN
cord-354029-mp5r82g4	346	2	pH	pH	NNP
cord-354029-mp5r82g4	346	3	5	5	CD
cord-354029-mp5r82g4	346	4	,	,	,
cord-354029-mp5r82g4	346	5	the	the	DT
cord-354029-mp5r82g4	346	6	HA	HA	NNP
cord-354029-mp5r82g4	346	7	fusion	fusion	NN
cord-354029-mp5r82g4	346	8	peptide	peptide	NN
cord-354029-mp5r82g4	346	9	consists	consist	VBZ
cord-354029-mp5r82g4	346	10	of	of	IN
cord-354029-mp5r82g4	346	11	an	an	DT
cord-354029-mp5r82g4	346	12	N	n	CD
cord-354029-mp5r82g4	346	13	-	-	HYPH
cord-354029-mp5r82g4	346	14	terminal	terminal	JJ
cord-354029-mp5r82g4	346	15	helix	helix	NN
cord-354029-mp5r82g4	346	16	,	,	,
cord-354029-mp5r82g4	346	17	a	a	DT
cord-354029-mp5r82g4	346	18	kink	kink	NN
cord-354029-mp5r82g4	346	19	,	,	,
cord-354029-mp5r82g4	346	20	and	and	CC
cord-354029-mp5r82g4	346	21	a	a	DT
cord-354029-mp5r82g4	346	22	short	short	JJ
cord-354029-mp5r82g4	346	23	C	c	NN
cord-354029-mp5r82g4	346	24	-	-	HYPH
cord-354029-mp5r82g4	346	25	terminal	terminal	NN
cord-354029-mp5r82g4	346	26	helix	helix	NN
cord-354029-mp5r82g4	346	27	(	(	-LRB-
cord-354029-mp5r82g4	346	28	Fig	Fig	NNP
cord-354029-mp5r82g4	346	29	.	.	.
cord-354029-mp5r82g4	346	30	5B	5b	CD
cord-354029-mp5r82g4	346	31	)	)	-RRB-
cord-354029-mp5r82g4	346	32	.	.	.
cord-354029-mp5r82g4	347	1	Both	both	CC
cord-354029-mp5r82g4	347	2	the	the	DT
cord-354029-mp5r82g4	347	3	N	N	NNP
cord-354029-mp5r82g4	347	4	-	-	HYPH
cord-354029-mp5r82g4	347	5	and	and	CC
cord-354029-mp5r82g4	347	6	C	c	NN
cord-354029-mp5r82g4	347	7	-	-	HYPH
cord-354029-mp5r82g4	347	8	terminal	terminal	NN
cord-354029-mp5r82g4	347	9	helices	helix	NNS
cord-354029-mp5r82g4	347	10	penetrate	penetrate	VBP
cord-354029-mp5r82g4	347	11	the	the	DT
cord-354029-mp5r82g4	347	12	outer	outer	JJ
cord-354029-mp5r82g4	347	13	leaflet	leaflet	NN
cord-354029-mp5r82g4	347	14	of	of	IN
cord-354029-mp5r82g4	347	15	the	the	DT
cord-354029-mp5r82g4	347	16	target	target	NN
cord-354029-mp5r82g4	347	17	bilayer	bilayer	NN
cord-354029-mp5r82g4	347	18	.	.	.
cord-354029-mp5r82g4	348	1	The	the	DT
cord-354029-mp5r82g4	348	2	kink	kink	NN
cord-354029-mp5r82g4	348	3	remains	remain	VBZ
cord-354029-mp5r82g4	348	4	at	at	IN
cord-354029-mp5r82g4	348	5	the	the	DT
cord-354029-mp5r82g4	348	6	phospholipid	phospholipid	NN
cord-354029-mp5r82g4	348	7	surface	surface	NN
cord-354029-mp5r82g4	348	8	;	;	:
cord-354029-mp5r82g4	348	9	the	the	DT
cord-354029-mp5r82g4	348	10	interior	interior	JJ
cord-354029-mp5r82g4	348	11	(	(	-LRB-
cord-354029-mp5r82g4	348	12	lipid	lipid	NN
cord-354029-mp5r82g4	348	13	-	-	HYPH
cord-354029-mp5r82g4	348	14	facing	face	VBG
cord-354029-mp5r82g4	348	15	surface	surface	NN
cord-354029-mp5r82g4	348	16	)	)	-RRB-
cord-354029-mp5r82g4	348	17	of	of	IN
cord-354029-mp5r82g4	348	18	the	the	DT
cord-354029-mp5r82g4	348	19	kink	kink	NN
cord-354029-mp5r82g4	348	20	is	be	VBZ
cord-354029-mp5r82g4	348	21	lined	line	VBN
cord-354029-mp5r82g4	348	22	with	with	IN
cord-354029-mp5r82g4	348	23	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	348	24	residues	residue	NNS
cord-354029-mp5r82g4	348	25	.	.	.
cord-354029-mp5r82g4	349	1	The	the	DT
cord-354029-mp5r82g4	349	2	conserved	conserved	JJ
cord-354029-mp5r82g4	349	3	glycines	glycine	NNS
cord-354029-mp5r82g4	349	4	form	form	VBP
cord-354029-mp5r82g4	349	5	a	a	DT
cord-354029-mp5r82g4	349	6	ridge	ridge	NN
cord-354029-mp5r82g4	349	7	along	along	IN
cord-354029-mp5r82g4	349	8	the	the	DT
cord-354029-mp5r82g4	349	9	outer	outer	JJ
cord-354029-mp5r82g4	349	10	face	face	NN
cord-354029-mp5r82g4	349	11	of	of	IN
cord-354029-mp5r82g4	349	12	the	the	DT
cord-354029-mp5r82g4	349	13	N	n	CD
cord-354029-mp5r82g4	349	14	-	-	HYPH
cord-354029-mp5r82g4	349	15	terminal	terminal	JJ
cord-354029-mp5r82g4	349	16	helix	helix	NN
cord-354029-mp5r82g4	349	17	.	.	.
cord-354029-mp5r82g4	350	1	Three	three	CD
cord-354029-mp5r82g4	350	2	charged	charge	VBN
cord-354029-mp5r82g4	350	3	residues	residue	NNS
cord-354029-mp5r82g4	350	4	are	be	VBP
cord-354029-mp5r82g4	350	5	also	also	RB
cord-354029-mp5r82g4	350	6	found	find	VBN
cord-354029-mp5r82g4	350	7	on	on	IN
cord-354029-mp5r82g4	350	8	the	the	DT
cord-354029-mp5r82g4	350	9	outer	outer	JJ
cord-354029-mp5r82g4	350	10	face	face	NN
cord-354029-mp5r82g4	350	11	(	(	-LRB-
cord-354029-mp5r82g4	350	12	Fig	Fig	NNP
cord-354029-mp5r82g4	350	13	.	.	.
cord-354029-mp5r82g4	350	14	5B	5b	CD
cord-354029-mp5r82g4	350	15	)	)	-RRB-
cord-354029-mp5r82g4	350	16	.	.	.
cord-354029-mp5r82g4	351	1	An	an	DT
cord-354029-mp5r82g4	351	2	HA	HA	NNP
cord-354029-mp5r82g4	351	3	in	in	IN
cord-354029-mp5r82g4	351	4	which	which	WDT
cord-354029-mp5r82g4	351	5	the	the	DT
cord-354029-mp5r82g4	351	6	conserved	conserve	VBN
cord-354029-mp5r82g4	351	7	glycine	glycine	NN
cord-354029-mp5r82g4	351	8	at	at	IN
cord-354029-mp5r82g4	351	9	the	the	DT
cord-354029-mp5r82g4	351	10	beginning	beginning	NN
cord-354029-mp5r82g4	351	11	of	of	IN
cord-354029-mp5r82g4	351	12	the	the	DT
cord-354029-mp5r82g4	351	13	fusion	fusion	NN
cord-354029-mp5r82g4	351	14	peptide	peptide	NN
cord-354029-mp5r82g4	351	15	(	(	-LRB-
cord-354029-mp5r82g4	351	16	Gly1	Gly1	NNP
cord-354029-mp5r82g4	351	17	)	)	-RRB-
cord-354029-mp5r82g4	351	18	has	have	VBZ
cord-354029-mp5r82g4	351	19	been	be	VBN
cord-354029-mp5r82g4	351	20	changed	change	VBN
cord-354029-mp5r82g4	351	21	to	to	IN
cord-354029-mp5r82g4	351	22	valine	valine	NN
cord-354029-mp5r82g4	351	23	can	can	MD
cord-354029-mp5r82g4	351	24	not	not	RB
cord-354029-mp5r82g4	351	25	mediate	mediate	VB
cord-354029-mp5r82g4	351	26	fusion	fusion	NN
cord-354029-mp5r82g4	351	27	.	.	.
cord-354029-mp5r82g4	352	1	If	if	IN
cord-354029-mp5r82g4	352	2	Gly1	Gly1	NNP
cord-354029-mp5r82g4	352	3	is	be	VBZ
cord-354029-mp5r82g4	352	4	changed	change	VBN
cord-354029-mp5r82g4	352	5	to	to	IN
cord-354029-mp5r82g4	352	6	serine	serine	NN
cord-354029-mp5r82g4	352	7	,	,	,
cord-354029-mp5r82g4	352	8	HA	HA	NNP
cord-354029-mp5r82g4	352	9	mediates	mediate	VBZ
cord-354029-mp5r82g4	352	10	only	only	RB
cord-354029-mp5r82g4	352	11	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	352	12	or	or	CC
cord-354029-mp5r82g4	352	13	only	only	JJ
cord-354029-mp5r82g4	352	14	forms	form	VBZ
cord-354029-mp5r82g4	352	15	small	small	JJ
cord-354029-mp5r82g4	352	16	nonexpanding	nonexpanding	NN
cord-354029-mp5r82g4	352	17	fusion	fusion	NN
cord-354029-mp5r82g4	352	18	pores	pore	NNS
cord-354029-mp5r82g4	353	1	(	(	-LRB-
cord-354029-mp5r82g4	353	2	Qiao	Qiao	NNP
cord-354029-mp5r82g4	353	3	et	et	FW
cord-354029-mp5r82g4	353	4	al	al	NNP
cord-354029-mp5r82g4	353	5	.	.	.
cord-354029-mp5r82g4	354	1	1999	1999	CD
cord-354029-mp5r82g4	354	2	;	;	:
cord-354029-mp5r82g4	354	3	Skehel	Skehel	NNP
cord-354029-mp5r82g4	354	4	et	et	NNP
cord-354029-mp5r82g4	354	5	al	al	NNP
cord-354029-mp5r82g4	354	6	.	.	NNP
cord-354029-mp5r82g4	354	7	2001	2001	CD
cord-354029-mp5r82g4	354	8	)	)	-RRB-
cord-354029-mp5r82g4	354	9	.	.	.
cord-354029-mp5r82g4	355	1	Interestingly	interestingly	RB
cord-354029-mp5r82g4	355	2	,	,	,
cord-354029-mp5r82g4	355	3	these	these	DT
cord-354029-mp5r82g4	355	4	mutant	mutant	JJ
cord-354029-mp5r82g4	355	5	fusion	fusion	NN
cord-354029-mp5r82g4	355	6	peptides	peptide	NNS
cord-354029-mp5r82g4	355	7	have	have	VBP
cord-354029-mp5r82g4	355	8	membrane	membrane	NN
cord-354029-mp5r82g4	355	9	-	-	HYPH
cord-354029-mp5r82g4	355	10	associated	associate	VBN
cord-354029-mp5r82g4	355	11	structures	structure	NNS
cord-354029-mp5r82g4	355	12	and	and	CC
cord-354029-mp5r82g4	355	13	orientations	orientation	NNS
cord-354029-mp5r82g4	355	14	significantly	significantly	RB
cord-354029-mp5r82g4	355	15	different	different	JJ
cord-354029-mp5r82g4	355	16	from	from	IN
cord-354029-mp5r82g4	355	17	those	those	DT
cord-354029-mp5r82g4	355	18	of	of	IN
cord-354029-mp5r82g4	355	19	the	the	DT
cord-354029-mp5r82g4	355	20	wild	wild	JJ
cord-354029-mp5r82g4	355	21	-	-	HYPH
cord-354029-mp5r82g4	355	22	type	type	NN
cord-354029-mp5r82g4	355	23	fusion	fusion	NN
cord-354029-mp5r82g4	355	24	peptide	peptide	NN
cord-354029-mp5r82g4	355	25	(	(	-LRB-
cord-354029-mp5r82g4	355	26	Li	Li	NNP
cord-354029-mp5r82g4	355	27	et	et	NNP
cord-354029-mp5r82g4	355	28	al	al	NNP
cord-354029-mp5r82g4	355	29	.	.	NNP
cord-354029-mp5r82g4	355	30	2003	2003	CD
cord-354029-mp5r82g4	355	31	)	)	-RRB-
cord-354029-mp5r82g4	355	32	.	.	.
cord-354029-mp5r82g4	356	1	Simulations	simulation	NNS
cord-354029-mp5r82g4	356	2	suggested	suggest	VBD
cord-354029-mp5r82g4	356	3	similar	similar	JJ
cord-354029-mp5r82g4	356	4	membrane	membrane	NN
cord-354029-mp5r82g4	356	5	penetrating	penetrate	VBG
cord-354029-mp5r82g4	356	6	orientations	orientation	NNS
cord-354029-mp5r82g4	356	7	for	for	IN
cord-354029-mp5r82g4	356	8	the	the	DT
cord-354029-mp5r82g4	356	9	HIV	HIV	NNP
cord-354029-mp5r82g4	356	10	fusion	fusion	NN
cord-354029-mp5r82g4	356	11	peptide	peptide	NN
cord-354029-mp5r82g4	356	12	and	and	CC
cord-354029-mp5r82g4	356	13	two	two	CD
cord-354029-mp5r82g4	356	14	fusion	fusion	NN
cord-354029-mp5r82g4	356	15	-	-	HYPH
cord-354029-mp5r82g4	356	16	defective	defective	JJ
cord-354029-mp5r82g4	356	17	mutants	mutant	NNS
cord-354029-mp5r82g4	356	18	(	(	-LRB-
cord-354029-mp5r82g4	356	19	Kamath	Kamath	NNP
cord-354029-mp5r82g4	356	20	and	and	CC
cord-354029-mp5r82g4	356	21	Wong	Wong	NNP
cord-354029-mp5r82g4	356	22	2002	2002	CD
cord-354029-mp5r82g4	356	23	)	)	-RRB-
cord-354029-mp5r82g4	356	24	.	.	.
cord-354029-mp5r82g4	357	1	In	in	IN
cord-354029-mp5r82g4	357	2	addition	addition	NN
cord-354029-mp5r82g4	357	3	to	to	IN
cord-354029-mp5r82g4	357	4	a	a	DT
cord-354029-mp5r82g4	357	5	significant	significant	JJ
cord-354029-mp5r82g4	357	6	number	number	NN
cord-354029-mp5r82g4	357	7	of	of	IN
cord-354029-mp5r82g4	357	8	apolar	apolar	JJ
cord-354029-mp5r82g4	357	9	residues	residue	NNS
cord-354029-mp5r82g4	357	10	,	,	,
cord-354029-mp5r82g4	357	11	many	many	JJ
cord-354029-mp5r82g4	357	12	internal	internal	JJ
cord-354029-mp5r82g4	357	13	fusion	fusion	NN
cord-354029-mp5r82g4	357	14	peptides	peptide	NNS
cord-354029-mp5r82g4	357	15	contain	contain	VBP
cord-354029-mp5r82g4	357	16	a	a	DT
cord-354029-mp5r82g4	357	17	conserved	conserve	VBN
cord-354029-mp5r82g4	357	18	proline	proline	NN
cord-354029-mp5r82g4	357	19	at	at	IN
cord-354029-mp5r82g4	357	20	or	or	CC
cord-354029-mp5r82g4	357	21	near	near	IN
cord-354029-mp5r82g4	357	22	their	-PRON-	PRP$
cord-354029-mp5r82g4	357	23	centers	center	NNS
cord-354029-mp5r82g4	357	24	(	(	-LRB-
cord-354029-mp5r82g4	357	25	Fig	Fig	NNP
cord-354029-mp5r82g4	357	26	.	.	.
cord-354029-mp5r82g4	357	27	5A	5a	CD
cord-354029-mp5r82g4	357	28	)	)	-RRB-
cord-354029-mp5r82g4	357	29	.	.	.
cord-354029-mp5r82g4	358	1	Mutagenesis	Mutagenesis	NNP
cord-354029-mp5r82g4	358	2	of	of	IN
cord-354029-mp5r82g4	358	3	this	this	DT
cord-354029-mp5r82g4	358	4	proline	proline	NN
cord-354029-mp5r82g4	358	5	in	in	IN
cord-354029-mp5r82g4	358	6	the	the	DT
cord-354029-mp5r82g4	358	7	avian	avian	JJ
cord-354029-mp5r82g4	358	8	sarcoma	sarcoma	NN
cord-354029-mp5r82g4	358	9	/	/	SYM
cord-354029-mp5r82g4	358	10	leukosis	leukosis	NN
cord-354029-mp5r82g4	358	11	virus	virus	NN
cord-354029-mp5r82g4	358	12	(	(	-LRB-
cord-354029-mp5r82g4	358	13	ASLV	ASLV	NNP
cord-354029-mp5r82g4	358	14	)	)	-RRB-
cord-354029-mp5r82g4	359	1	EnvA	EnvA	NNP
cord-354029-mp5r82g4	359	2	fusion	fusion	NN
cord-354029-mp5r82g4	359	3	peptide	peptide	NN
cord-354029-mp5r82g4	359	4	suggested	suggest	VBD
cord-354029-mp5r82g4	359	5	that	that	IN
cord-354029-mp5r82g4	359	6	it	-PRON-	PRP
cord-354029-mp5r82g4	359	7	stabilizes	stabilize	VBZ
cord-354029-mp5r82g4	359	8	a	a	DT
cord-354029-mp5r82g4	359	9	b	b	NN
cord-354029-mp5r82g4	359	10	-	-	HYPH
cord-354029-mp5r82g4	359	11	turn	turn	NN
cord-354029-mp5r82g4	359	12	.	.	.
cord-354029-mp5r82g4	360	1	This	this	DT
cord-354029-mp5r82g4	360	2	,	,	,
cord-354029-mp5r82g4	360	3	coupled	couple	VBN
cord-354029-mp5r82g4	360	4	with	with	IN
cord-354029-mp5r82g4	360	5	the	the	DT
cord-354029-mp5r82g4	360	6	observation	observation	NN
cord-354029-mp5r82g4	360	7	that	that	IN
cord-354029-mp5r82g4	360	8	mutating	mutate	VBG
cord-354029-mp5r82g4	360	9	two	two	CD
cord-354029-mp5r82g4	360	10	cysteines	cysteine	NNS
cord-354029-mp5r82g4	360	11	that	that	WDT
cord-354029-mp5r82g4	360	12	flank	flank	VBP
cord-354029-mp5r82g4	360	13	the	the	DT
cord-354029-mp5r82g4	360	14	fusion	fusion	NN
cord-354029-mp5r82g4	360	15	peptide	peptide	NN
cord-354029-mp5r82g4	360	16	abolishes	abolish	VBZ
cord-354029-mp5r82g4	360	17	fusion	fusion	NN
cord-354029-mp5r82g4	360	18	activity	activity	NN
cord-354029-mp5r82g4	360	19	,	,	,
cord-354029-mp5r82g4	360	20	suggested	suggest	VBD
cord-354029-mp5r82g4	360	21	that	that	IN
cord-354029-mp5r82g4	360	22	the	the	DT
cord-354029-mp5r82g4	360	23	internal	internal	JJ
cord-354029-mp5r82g4	360	24	EnvA	EnvA	NNP
cord-354029-mp5r82g4	360	25	fusion	fusion	NN
cord-354029-mp5r82g4	360	26	peptide	peptide	NN
cord-354029-mp5r82g4	360	27	exists	exist	VBZ
cord-354029-mp5r82g4	360	28	as	as	IN
cord-354029-mp5r82g4	360	29	a	a	DT
cord-354029-mp5r82g4	360	30	looped	looped	JJ
cord-354029-mp5r82g4	360	31	structure	structure	NN
cord-354029-mp5r82g4	360	32	stabilized	stabilize	VBN
cord-354029-mp5r82g4	360	33	by	by	IN
cord-354029-mp5r82g4	360	34	a	a	DT
cord-354029-mp5r82g4	360	35	disulfide	disulfide	JJ
cord-354029-mp5r82g4	360	36	bond	bond	NN
cord-354029-mp5r82g4	360	37	.	.	.
cord-354029-mp5r82g4	361	1	The	the	DT
cord-354029-mp5r82g4	361	2	ability	ability	NN
cord-354029-mp5r82g4	361	3	of	of	IN
cord-354029-mp5r82g4	361	4	the	the	DT
cord-354029-mp5r82g4	361	5	Ebola	Ebola	NNP
cord-354029-mp5r82g4	361	6	virus	virus	NN
cord-354029-mp5r82g4	361	7	fusion	fusion	NN
cord-354029-mp5r82g4	361	8	protein	protein	NN
cord-354029-mp5r82g4	361	9	,	,	,
cord-354029-mp5r82g4	361	10	which	which	WDT
cord-354029-mp5r82g4	361	11	also	also	RB
cord-354029-mp5r82g4	361	12	contains	contain	VBZ
cord-354029-mp5r82g4	361	13	an	an	DT
cord-354029-mp5r82g4	361	14	internal	internal	JJ
cord-354029-mp5r82g4	361	15	fusion	fusion	NN
cord-354029-mp5r82g4	361	16	peptide	peptide	NN
cord-354029-mp5r82g4	361	17	,	,	,
cord-354029-mp5r82g4	361	18	to	to	TO
cord-354029-mp5r82g4	361	19	support	support	VB
cord-354029-mp5r82g4	361	20	infection	infection	NN
cord-354029-mp5r82g4	361	21	was	be	VBD
cord-354029-mp5r82g4	361	22	similarly	similarly	RB
cord-354029-mp5r82g4	361	23	inhibited	inhibit	VBN
cord-354029-mp5r82g4	361	24	when	when	WRB
cord-354029-mp5r82g4	361	25	its	-PRON-	PRP$
cord-354029-mp5r82g4	361	26	central	central	JJ
cord-354029-mp5r82g4	361	27	proline	proline	NN
cord-354029-mp5r82g4	361	28	and	and	CC
cord-354029-mp5r82g4	361	29	flanking	flanking	JJ
cord-354029-mp5r82g4	361	30	cysteines	cysteine	NNS
cord-354029-mp5r82g4	361	31	were	be	VBD
cord-354029-mp5r82g4	361	32	mutated	mutate	VBN
cord-354029-mp5r82g4	361	33	(	(	-LRB-
cord-354029-mp5r82g4	361	34	Ito	Ito	NNP
cord-354029-mp5r82g4	361	35	et	et	FW
cord-354029-mp5r82g4	361	36	al	al	NNP
cord-354029-mp5r82g4	361	37	.	.	.
cord-354029-mp5r82g4	362	1	1999	1999	CD
cord-354029-mp5r82g4	362	2	;	;	:
cord-354029-mp5r82g4	362	3	Jeffers	Jeffers	NNP
cord-354029-mp5r82g4	362	4	et	et	NNP
cord-354029-mp5r82g4	362	5	al	al	NNP
cord-354029-mp5r82g4	362	6	.	.	.
cord-354029-mp5r82g4	362	7	2002	2002	CD
cord-354029-mp5r82g4	362	8	)	)	-RRB-
cord-354029-mp5r82g4	362	9	.	.	.
cord-354029-mp5r82g4	363	1	A	a	DT
cord-354029-mp5r82g4	363	2	similar	similar	JJ
cord-354029-mp5r82g4	363	3	mutation	mutation	NN
cord-354029-mp5r82g4	363	4	of	of	IN
cord-354029-mp5r82g4	363	5	a	a	DT
cord-354029-mp5r82g4	363	6	proline	proline	NN
cord-354029-mp5r82g4	363	7	within	within	IN
cord-354029-mp5r82g4	363	8	the	the	DT
cord-354029-mp5r82g4	363	9	predicted	predict	VBN
cord-354029-mp5r82g4	363	10	turn	turn	NN
cord-354029-mp5r82g4	363	11	segment	segment	NN
cord-354029-mp5r82g4	363	12	of	of	IN
cord-354029-mp5r82g4	363	13	the	the	DT
cord-354029-mp5r82g4	363	14	candidate	candidate	NN
cord-354029-mp5r82g4	363	15	fusion	fusion	NN
cord-354029-mp5r82g4	363	16	peptide	peptide	NN
cord-354029-mp5r82g4	363	17	of	of	IN
cord-354029-mp5r82g4	363	18	VSV	VSV	NNP
cord-354029-mp5r82g4	363	19	G	G	NNP
cord-354029-mp5r82g4	363	20	also	also	RB
cord-354029-mp5r82g4	363	21	significantly	significantly	RB
cord-354029-mp5r82g4	363	22	decreased	decrease	VBD
cord-354029-mp5r82g4	363	23	fusion	fusion	NN
cord-354029-mp5r82g4	363	24	and	and	CC
cord-354029-mp5r82g4	363	25	abolished	abolish	VBN
cord-354029-mp5r82g4	363	26	infectivity	infectivity	NN
cord-354029-mp5r82g4	363	27	(	(	-LRB-
cord-354029-mp5r82g4	363	28	Fredericksen	Fredericksen	NNP
cord-354029-mp5r82g4	363	29	and	and	CC
cord-354029-mp5r82g4	363	30	Whitt	Whitt	NNP
cord-354029-mp5r82g4	363	31	1995	1995	CD
cord-354029-mp5r82g4	363	32	)	)	-RRB-
cord-354029-mp5r82g4	363	33	.	.	.
cord-354029-mp5r82g4	364	1	The	the	DT
cord-354029-mp5r82g4	364	2	idea	idea	NN
cord-354029-mp5r82g4	364	3	of	of	IN
cord-354029-mp5r82g4	364	4	loop	loop	NN
cord-354029-mp5r82g4	364	5	structures	structure	NNS
cord-354029-mp5r82g4	364	6	for	for	IN
cord-354029-mp5r82g4	364	7	internal	internal	JJ
cord-354029-mp5r82g4	364	8	fusion	fusion	NN
cord-354029-mp5r82g4	364	9	peptides	peptide	NNS
cord-354029-mp5r82g4	364	10	is	be	VBZ
cord-354029-mp5r82g4	364	11	further	further	RB
cord-354029-mp5r82g4	364	12	supported	support	VBN
cord-354029-mp5r82g4	364	13	by	by	IN
cord-354029-mp5r82g4	364	14	the	the	DT
cord-354029-mp5r82g4	364	15	known	know	VBN
cord-354029-mp5r82g4	364	16	looped	looped	JJ
cord-354029-mp5r82g4	364	17	structure	structure	NN
cord-354029-mp5r82g4	364	18	of	of	IN
cord-354029-mp5r82g4	364	19	the	the	DT
cord-354029-mp5r82g4	364	20	TBE	TBE	NNP
cord-354029-mp5r82g4	364	21	E	e	NN
cord-354029-mp5r82g4	364	22	and	and	CC
cord-354029-mp5r82g4	364	23	SFV	SFV	NNP
cord-354029-mp5r82g4	364	24	EI	EI	NNP
cord-354029-mp5r82g4	364	25	fusion	fusion	NN
cord-354029-mp5r82g4	364	26	peptides	peptide	NNS
cord-354029-mp5r82g4	364	27	(	(	-LRB-
cord-354029-mp5r82g4	364	28	Rey	Rey	NNP
cord-354029-mp5r82g4	364	29	et	et	NNP
cord-354029-mp5r82g4	364	30	al	al	NNP
cord-354029-mp5r82g4	364	31	.	.	NNP
cord-354029-mp5r82g4	364	32	1995	1995	CD
cord-354029-mp5r82g4	364	33	;	;	:
cord-354029-mp5r82g4	364	34	Lescar	Lescar	NNP
cord-354029-mp5r82g4	364	35	et	et	NNP
cord-354029-mp5r82g4	364	36	al	al	NNP
cord-354029-mp5r82g4	364	37	.	.	NNP
cord-354029-mp5r82g4	364	38	2001	2001	CD
cord-354029-mp5r82g4	364	39	)	)	-RRB-
cord-354029-mp5r82g4	364	40	.	.	.
cord-354029-mp5r82g4	365	1	In	in	IN
cord-354029-mp5r82g4	365	2	some	some	DT
cord-354029-mp5r82g4	365	3	cases	case	NNS
cord-354029-mp5r82g4	365	4	,	,	,
cord-354029-mp5r82g4	365	5	two	two	CD
cord-354029-mp5r82g4	365	6	or	or	CC
cord-354029-mp5r82g4	365	7	more	more	JJR
cord-354029-mp5r82g4	365	8	noncontiguous	noncontiguous	JJ
cord-354029-mp5r82g4	365	9	sequence	sequence	NN
cord-354029-mp5r82g4	365	10	loops	loop	NNS
cord-354029-mp5r82g4	365	11	may	may	MD
cord-354029-mp5r82g4	365	12	function	function	VB
cord-354029-mp5r82g4	365	13	as	as	IN
cord-354029-mp5r82g4	365	14	a	a	DT
cord-354029-mp5r82g4	365	15	collective	collective	JJ
cord-354029-mp5r82g4	365	16	fusion	fusion	NN
cord-354029-mp5r82g4	365	17	peptide	peptide	NN
cord-354029-mp5r82g4	365	18	(	(	-LRB-
cord-354029-mp5r82g4	365	19	Gaudin	Gaudin	NNP
cord-354029-mp5r82g4	365	20	et	et	NNP
cord-354029-mp5r82g4	365	21	al	al	NNP
cord-354029-mp5r82g4	365	22	.	.	.
cord-354029-mp5r82g4	366	1	1999a	1999a	CD
cord-354029-mp5r82g4	366	2	;	;	:
cord-354029-mp5r82g4	366	3	Li	Li	NNP
cord-354029-mp5r82g4	366	4	et	et	NNP
cord-354029-mp5r82g4	366	5	al	al	NNP
cord-354029-mp5r82g4	366	6	.	.	.
cord-354029-mp5r82g4	366	7	1993	1993	CD
cord-354029-mp5r82g4	366	8	)	)	-RRB-
cord-354029-mp5r82g4	366	9	.	.	.
cord-354029-mp5r82g4	367	1	Like	like	IN
cord-354029-mp5r82g4	367	2	N	n	CD
cord-354029-mp5r82g4	367	3	-	-	HYPH
cord-354029-mp5r82g4	367	4	terminal	terminal	NN
cord-354029-mp5r82g4	367	5	fusion	fusion	NN
cord-354029-mp5r82g4	367	6	peptides	peptide	NNS
cord-354029-mp5r82g4	367	7	,	,	,
cord-354029-mp5r82g4	367	8	internal	internal	JJ
cord-354029-mp5r82g4	367	9	fusion	fusion	NN
cord-354029-mp5r82g4	367	10	peptides	peptide	NNS
cord-354029-mp5r82g4	367	11	contain	contain	VBP
cord-354029-mp5r82g4	367	12	a	a	DT
cord-354029-mp5r82g4	367	13	significant	significant	JJ
cord-354029-mp5r82g4	367	14	number	number	NN
cord-354029-mp5r82g4	367	15	of	of	IN
cord-354029-mp5r82g4	367	16	glycines	glycine	NNS
cord-354029-mp5r82g4	367	17	and	and	CC
cord-354029-mp5r82g4	367	18	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	367	19	residues	residue	NNS
cord-354029-mp5r82g4	367	20	(	(	-LRB-
cord-354029-mp5r82g4	367	21	Fig	Fig	NNP
cord-354029-mp5r82g4	367	22	.	.	.
cord-354029-mp5r82g4	367	23	5A	5a	CD
cord-354029-mp5r82g4	367	24	)	)	-RRB-
cord-354029-mp5r82g4	367	25	.	.	.
cord-354029-mp5r82g4	368	1	Changing	change	VBG
cord-354029-mp5r82g4	368	2	either	either	CC
cord-354029-mp5r82g4	368	3	of	of	IN
cord-354029-mp5r82g4	368	4	two	two	CD
cord-354029-mp5r82g4	368	5	glycines	glycine	NNS
cord-354029-mp5r82g4	368	6	within	within	IN
cord-354029-mp5r82g4	368	7	the	the	DT
cord-354029-mp5r82g4	368	8	SFV	SFV	NNP
cord-354029-mp5r82g4	368	9	E1	e1	NN
cord-354029-mp5r82g4	368	10	fusion	fusion	NN
cord-354029-mp5r82g4	368	11	peptide	peptide	NN
cord-354029-mp5r82g4	368	12	to	to	IN
cord-354029-mp5r82g4	368	13	alanines	alanine	NNS
cord-354029-mp5r82g4	368	14	altered	alter	VBD
cord-354029-mp5r82g4	368	15	the	the	DT
cord-354029-mp5r82g4	368	16	pH	pH	NNP
cord-354029-mp5r82g4	368	17	threshold	threshold	NN
cord-354029-mp5r82g4	368	18	for	for	IN
cord-354029-mp5r82g4	368	19	fusion	fusion	NN
cord-354029-mp5r82g4	368	20	,	,	,
cord-354029-mp5r82g4	368	21	and	and	CC
cord-354029-mp5r82g4	368	22	changing	change	VBG
cord-354029-mp5r82g4	368	23	one	one	CD
cord-354029-mp5r82g4	368	24	of	of	IN
cord-354029-mp5r82g4	368	25	the	the	DT
cord-354029-mp5r82g4	368	26	glycines	glycine	NNS
cord-354029-mp5r82g4	368	27	to	to	IN
cord-354029-mp5r82g4	368	28	aspartic	aspartic	JJ
cord-354029-mp5r82g4	368	29	acid	acid	NN
cord-354029-mp5r82g4	368	30	abolished	abolish	VBN
cord-354029-mp5r82g4	368	31	fusion	fusion	NN
cord-354029-mp5r82g4	368	32	(	(	-LRB-
cord-354029-mp5r82g4	368	33	Duffus	Duffus	NNP
cord-354029-mp5r82g4	368	34	et	et	NNP
cord-354029-mp5r82g4	368	35	al	al	NNP
cord-354029-mp5r82g4	368	36	.	.	NNP
cord-354029-mp5r82g4	368	37	1995	1995	CD
cord-354029-mp5r82g4	368	38	;	;	:
cord-354029-mp5r82g4	368	39	Kielian	Kielian	NNP
cord-354029-mp5r82g4	368	40	et	et	NNP
cord-354029-mp5r82g4	368	41	al	al	NNP
cord-354029-mp5r82g4	368	42	.	.	.
cord-354029-mp5r82g4	368	43	1996	1996	CD
cord-354029-mp5r82g4	368	44	)	)	-RRB-
cord-354029-mp5r82g4	368	45	.	.	.
cord-354029-mp5r82g4	369	1	Alteration	alteration	NN
cord-354029-mp5r82g4	369	2	of	of	IN
cord-354029-mp5r82g4	369	3	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	369	4	residues	residue	NNS
cord-354029-mp5r82g4	369	5	at	at	IN
cord-354029-mp5r82g4	369	6	the	the	DT
cord-354029-mp5r82g4	369	7	beginning	beginning	NN
cord-354029-mp5r82g4	369	8	,	,	,
cord-354029-mp5r82g4	369	9	middle	middle	JJ
cord-354029-mp5r82g4	369	10	,	,	,
cord-354029-mp5r82g4	369	11	or	or	CC
cord-354029-mp5r82g4	369	12	end	end	NN
cord-354029-mp5r82g4	369	13	of	of	IN
cord-354029-mp5r82g4	369	14	the	the	DT
cord-354029-mp5r82g4	369	15	(	(	-LRB-
cord-354029-mp5r82g4	369	16	internal	internal	JJ
cord-354029-mp5r82g4	369	17	)	)	-RRB-
cord-354029-mp5r82g4	369	18	ASLV	ASLV	NNP
cord-354029-mp5r82g4	369	19	EnvA	EnvA	NNP
cord-354029-mp5r82g4	369	20	fusion	fusion	NN
cord-354029-mp5r82g4	369	21	peptide	peptide	NN
cord-354029-mp5r82g4	369	22	to	to	IN
cord-354029-mp5r82g4	369	23	charged	charge	VBN
cord-354029-mp5r82g4	369	24	residues	residue	NNS
cord-354029-mp5r82g4	369	25	impaired	impair	VBD
cord-354029-mp5r82g4	369	26	the	the	DT
cord-354029-mp5r82g4	369	27	ability	ability	NN
cord-354029-mp5r82g4	369	28	of	of	IN
cord-354029-mp5r82g4	369	29	EnvA	EnvA	NNP
cord-354029-mp5r82g4	369	30	to	to	TO
cord-354029-mp5r82g4	369	31	mediate	mediate	VB
cord-354029-mp5r82g4	369	32	fusion	fusion	NN
cord-354029-mp5r82g4	369	33	(	(	-LRB-
cord-354029-mp5r82g4	369	34	Hernandez	Hernandez	NNP
cord-354029-mp5r82g4	369	35	and	and	CC
cord-354029-mp5r82g4	369	36	White	White	NNP
cord-354029-mp5r82g4	369	37	1998	1998	CD
cord-354029-mp5r82g4	369	38	)	)	-RRB-
cord-354029-mp5r82g4	369	39	.	.	.
cord-354029-mp5r82g4	370	1	Similarly	similarly	RB
cord-354029-mp5r82g4	370	2	,	,	,
cord-354029-mp5r82g4	370	3	a	a	DT
cord-354029-mp5r82g4	370	4	tryptophan	tryptophan	NN
cord-354029-mp5r82g4	370	5	and	and	CC
cord-354029-mp5r82g4	370	6	a	a	DT
cord-354029-mp5r82g4	370	7	glycine	glycine	NN
cord-354029-mp5r82g4	370	8	are	be	VBP
cord-354029-mp5r82g4	370	9	critical	critical	JJ
cord-354029-mp5r82g4	370	10	for	for	IN
cord-354029-mp5r82g4	370	11	Ebola	Ebola	NNP
cord-354029-mp5r82g4	370	12	GP	GP	NNP
cord-354029-mp5r82g4	370	13	-	-	HYPH
cord-354029-mp5r82g4	370	14	mediated	mediate	VBN
cord-354029-mp5r82g4	370	15	infection	infection	NN
cord-354029-mp5r82g4	370	16	(	(	-LRB-
cord-354029-mp5r82g4	370	17	Ito	Ito	NNP
cord-354029-mp5r82g4	370	18	et	et	FW
cord-354029-mp5r82g4	370	19	al	al	NNP
cord-354029-mp5r82g4	370	20	.	.	.
cord-354029-mp5r82g4	370	21	1999	1999	CD
cord-354029-mp5r82g4	370	22	)	)	-RRB-
cord-354029-mp5r82g4	370	23	.	.	.
cord-354029-mp5r82g4	371	1	Also	also	RB
cord-354029-mp5r82g4	371	2	,	,	,
cord-354029-mp5r82g4	371	3	a	a	DT
cord-354029-mp5r82g4	371	4	bulky	bulky	JJ
cord-354029-mp5r82g4	371	5	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	371	6	residue	residue	NN
cord-354029-mp5r82g4	371	7	is	be	VBZ
cord-354029-mp5r82g4	371	8	needed	need	VBN
cord-354029-mp5r82g4	371	9	at	at	IN
cord-354029-mp5r82g4	371	10	the	the	DT
cord-354029-mp5r82g4	371	11	tip	tip	NN
cord-354029-mp5r82g4	371	12	of	of	IN
cord-354029-mp5r82g4	371	13	the	the	DT
cord-354029-mp5r82g4	371	14	TBE	TBE	NNP
cord-354029-mp5r82g4	371	15	E	e	NN
cord-354029-mp5r82g4	371	16	fusion	fusion	NN
cord-354029-mp5r82g4	371	17	peptide	peptide	NN
cord-354029-mp5r82g4	371	18	loop	loop	NN
cord-354029-mp5r82g4	371	19	(	(	-LRB-
cord-354029-mp5r82g4	371	20	Rey	Rey	NNP
cord-354029-mp5r82g4	371	21	et	et	NNP
cord-354029-mp5r82g4	371	22	al	al	NNP
cord-354029-mp5r82g4	371	23	.	.	NNP
cord-354029-mp5r82g4	371	24	1995	1995	CD
cord-354029-mp5r82g4	371	25	)	)	-RRB-
cord-354029-mp5r82g4	372	1	(	(	-LRB-
cord-354029-mp5r82g4	372	2	Fig	Fig	NNP
cord-354029-mp5r82g4	372	3	.	.	.
cord-354029-mp5r82g4	372	4	4A	4a	CD
cord-354029-mp5r82g4	372	5	,	,	,
cord-354029-mp5r82g4	372	6	red	red	JJ
cord-354029-mp5r82g4	372	7	)	)	-RRB-
cord-354029-mp5r82g4	372	8	.	.	.
cord-354029-mp5r82g4	373	1	Collectively	collectively	RB
cord-354029-mp5r82g4	373	2	,	,	,
cord-354029-mp5r82g4	373	3	these	these	DT
cord-354029-mp5r82g4	373	4	results	result	NNS
cord-354029-mp5r82g4	373	5	suggest	suggest	VBP
cord-354029-mp5r82g4	373	6	that	that	IN
cord-354029-mp5r82g4	373	7	internal	internal	JJ
cord-354029-mp5r82g4	373	8	fusion	fusion	NN
cord-354029-mp5r82g4	373	9	peptides	peptide	NNS
cord-354029-mp5r82g4	373	10	function	function	VBP
cord-354029-mp5r82g4	373	11	as	as	IN
cord-354029-mp5r82g4	373	12	loops	loop	NNS
cord-354029-mp5r82g4	373	13	that	that	WDT
cord-354029-mp5r82g4	373	14	require	require	VBP
cord-354029-mp5r82g4	373	15	a	a	DT
cord-354029-mp5r82g4	373	16	mixture	mixture	NN
cord-354029-mp5r82g4	373	17	of	of	IN
cord-354029-mp5r82g4	373	18	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	373	19	and	and	CC
cord-354029-mp5r82g4	373	20	flexible	flexible	JJ
cord-354029-mp5r82g4	373	21	residues	residue	NNS
cord-354029-mp5r82g4	373	22	,	,	,
cord-354029-mp5r82g4	373	23	similar	similar	JJ
cord-354029-mp5r82g4	373	24	to	to	IN
cord-354029-mp5r82g4	373	25	those	those	DT
cord-354029-mp5r82g4	373	26	found	find	VBN
cord-354029-mp5r82g4	373	27	in	in	IN
cord-354029-mp5r82g4	373	28	N	n	CD
cord-354029-mp5r82g4	373	29	-	-	HYPH
cord-354029-mp5r82g4	373	30	terminal	terminal	NN
cord-354029-mp5r82g4	373	31	fusion	fusion	NN
cord-354029-mp5r82g4	373	32	peptides	peptide	NNS
cord-354029-mp5r82g4	373	33	.	.	.
cord-354029-mp5r82g4	374	1	Fusion	fusion	NN
cord-354029-mp5r82g4	374	2	peptides	peptide	NNS
cord-354029-mp5r82g4	374	3	appear	appear	VBP
cord-354029-mp5r82g4	374	4	to	to	TO
cord-354029-mp5r82g4	374	5	act	act	VB
cord-354029-mp5r82g4	374	6	at	at	IN
cord-354029-mp5r82g4	374	7	several	several	JJ
cord-354029-mp5r82g4	374	8	steps	step	NNS
cord-354029-mp5r82g4	374	9	along	along	IN
cord-354029-mp5r82g4	374	10	the	the	DT
cord-354029-mp5r82g4	374	11	fusion	fusion	NN
cord-354029-mp5r82g4	374	12	pathway	pathway	NN
cord-354029-mp5r82g4	374	13	.	.	.
cord-354029-mp5r82g4	375	1	As	as	IN
cord-354029-mp5r82g4	375	2	demonstrated	demonstrate	VBN
cord-354029-mp5r82g4	375	3	by	by	IN
cord-354029-mp5r82g4	375	4	mutants	mutant	NNS
cord-354029-mp5r82g4	375	5	in	in	IN
cord-354029-mp5r82g4	375	6	which	which	WDT
cord-354029-mp5r82g4	375	7	apolar	apolar	NNP
cord-354029-mp5r82g4	375	8	fusion	fusion	NN
cord-354029-mp5r82g4	375	9	peptide	peptide	NN
cord-354029-mp5r82g4	375	10	residues	residue	NNS
cord-354029-mp5r82g4	375	11	were	be	VBD
cord-354029-mp5r82g4	375	12	changed	change	VBN
cord-354029-mp5r82g4	375	13	to	to	IN
cord-354029-mp5r82g4	375	14	charged	charge	VBN
cord-354029-mp5r82g4	375	15	residues	residue	NNS
cord-354029-mp5r82g4	375	16	(	(	-LRB-
cord-354029-mp5r82g4	375	17	Freed	Freed	NNP
cord-354029-mp5r82g4	375	18	et	et	FW
cord-354029-mp5r82g4	375	19	al	al	NNP
cord-354029-mp5r82g4	375	20	.	.	.
cord-354029-mp5r82g4	375	21	1992	1992	CD
cord-354029-mp5r82g4	375	22	;	;	:
cord-354029-mp5r82g4	375	23	Gething	Gething	NNP
cord-354029-mp5r82g4	375	24	et	et	FW
cord-354029-mp5r82g4	375	25	al	al	NNP
cord-354029-mp5r82g4	375	26	.	.	NNP
cord-354029-mp5r82g4	375	27	1986	1986	CD
cord-354029-mp5r82g4	375	28	;	;	:
cord-354029-mp5r82g4	375	29	Hernandez	Hernandez	NNP
cord-354029-mp5r82g4	375	30	and	and	CC
cord-354029-mp5r82g4	375	31	White	White	NNP
cord-354029-mp5r82g4	375	32	1998	1998	CD
cord-354029-mp5r82g4	375	33	;	;	:
cord-354029-mp5r82g4	375	34	Schoch	Schoch	NNP
cord-354029-mp5r82g4	375	35	and	and	CC
cord-354029-mp5r82g4	375	36	Blumenthal	Blumenthal	NNP
cord-354029-mp5r82g4	375	37	1993	1993	CD
cord-354029-mp5r82g4	375	38	)	)	-RRB-
cord-354029-mp5r82g4	375	39	,	,	,
cord-354029-mp5r82g4	375	40	fusion	fusion	NN
cord-354029-mp5r82g4	375	41	peptides	peptide	NNS
cord-354029-mp5r82g4	375	42	clearly	clearly	RB
cord-354029-mp5r82g4	375	43	play	play	VBP
cord-354029-mp5r82g4	375	44	an	an	DT
cord-354029-mp5r82g4	375	45	important	important	JJ
cord-354029-mp5r82g4	375	46	role	role	NN
cord-354029-mp5r82g4	375	47	in	in	IN
cord-354029-mp5r82g4	375	48	anchoring	anchor	VBG
cord-354029-mp5r82g4	375	49	the	the	DT
cord-354029-mp5r82g4	375	50	fusion	fusion	NN
cord-354029-mp5r82g4	375	51	protein	protein	NN
cord-354029-mp5r82g4	375	52	to	to	IN
cord-354029-mp5r82g4	375	53	the	the	DT
cord-354029-mp5r82g4	375	54	target	target	NN
cord-354029-mp5r82g4	375	55	membrane	membrane	NN
cord-354029-mp5r82g4	375	56	(	(	-LRB-
cord-354029-mp5r82g4	375	57	Fig	Fig	NNP
cord-354029-mp5r82g4	375	58	.	.	.
cord-354029-mp5r82g4	375	59	3	3	CD
cord-354029-mp5r82g4	375	60	,	,	,
cord-354029-mp5r82g4	375	61	Step	step	NN
cord-354029-mp5r82g4	375	62	2	2	CD
cord-354029-mp5r82g4	375	63	)	)	-RRB-
cord-354029-mp5r82g4	375	64	.	.	.
cord-354029-mp5r82g4	376	1	The	the	DT
cord-354029-mp5r82g4	376	2	energy	energy	NN
cord-354029-mp5r82g4	376	3	provided	provide	VBN
cord-354029-mp5r82g4	376	4	by	by	IN
cord-354029-mp5r82g4	376	5	inserting	insert	VBG
cord-354029-mp5r82g4	376	6	the	the	DT
cord-354029-mp5r82g4	376	7	fusion	fusion	NN
cord-354029-mp5r82g4	376	8	peptides	peptide	NNS
cord-354029-mp5r82g4	376	9	of	of	IN
cord-354029-mp5r82g4	376	10	a	a	DT
cord-354029-mp5r82g4	376	11	single	single	JJ
cord-354029-mp5r82g4	376	12	HA	HA	NNP
cord-354029-mp5r82g4	376	13	trimer	trimer	NN
cord-354029-mp5r82g4	376	14	into	into	IN
cord-354029-mp5r82g4	376	15	a	a	DT
cord-354029-mp5r82g4	376	16	membrane	membrane	NN
cord-354029-mp5r82g4	376	17	would	would	MD
cord-354029-mp5r82g4	376	18	be	be	VB
cord-354029-mp5r82g4	376	19	sufficient	sufficient	JJ
cord-354029-mp5r82g4	376	20	to	to	TO
cord-354029-mp5r82g4	376	21	initiate	initiate	VB
cord-354029-mp5r82g4	376	22	stalk	stalk	VB
cord-354029-mp5r82g4	376	23	formation	formation	NN
cord-354029-mp5r82g4	377	1	(	(	-LRB-
cord-354029-mp5r82g4	377	2	Gunther	Gunther	NNP
cord-354029-mp5r82g4	377	3	-	-	HYPH
cord-354029-mp5r82g4	377	4	Ausborn	Ausborn	NNP
cord-354029-mp5r82g4	377	5	et	et	NNP
cord-354029-mp5r82g4	377	6	al	al	NNP
cord-354029-mp5r82g4	377	7	.	.	.
cord-354029-mp5r82g4	377	8	2000	2000	CD
cord-354029-mp5r82g4	377	9	)	)	-RRB-
cord-354029-mp5r82g4	377	10	.	.	.
cord-354029-mp5r82g4	378	1	The	the	DT
cord-354029-mp5r82g4	378	2	fusion	fusion	NN
cord-354029-mp5r82g4	378	3	peptide	peptide	NN
cord-354029-mp5r82g4	378	4	may	may	MD
cord-354029-mp5r82g4	378	5	also	also	RB
cord-354029-mp5r82g4	378	6	assist	assist	VB
cord-354029-mp5r82g4	378	7	in	in	IN
cord-354029-mp5r82g4	378	8	creating	create	VBG
cord-354029-mp5r82g4	378	9	the	the	DT
cord-354029-mp5r82g4	378	10	stalk	stalk	NN
cord-354029-mp5r82g4	378	11	by	by	IN
cord-354029-mp5r82g4	378	12	displacing	displace	VBG
cord-354029-mp5r82g4	378	13	water	water	NN
cord-354029-mp5r82g4	378	14	from	from	IN
cord-354029-mp5r82g4	378	15	the	the	DT
cord-354029-mp5r82g4	378	16	lipid	lipid	NN
cord-354029-mp5r82g4	378	17	-	-	HYPH
cord-354029-mp5r82g4	378	18	water	water	NN
cord-354029-mp5r82g4	378	19	interface	interface	NN
cord-354029-mp5r82g4	378	20	,	,	,
cord-354029-mp5r82g4	378	21	thus	thus	RB
cord-354029-mp5r82g4	378	22	decreasing	decrease	VBG
cord-354029-mp5r82g4	378	23	the	the	DT
cord-354029-mp5r82g4	378	24	repulsive	repulsive	JJ
cord-354029-mp5r82g4	378	25	force	force	NN
cord-354029-mp5r82g4	378	26	between	between	IN
cord-354029-mp5r82g4	378	27	the	the	DT
cord-354029-mp5r82g4	378	28	two	two	CD
cord-354029-mp5r82g4	378	29	fusing	fuse	VBG
cord-354029-mp5r82g4	378	30	membranes	membrane	NNS
cord-354029-mp5r82g4	378	31	(	(	-LRB-
cord-354029-mp5r82g4	378	32	Tamm	Tamm	NNP
cord-354029-mp5r82g4	378	33	and	and	CC
cord-354029-mp5r82g4	378	34	Han	Han	NNP
cord-354029-mp5r82g4	378	35	2000	2000	CD
cord-354029-mp5r82g4	378	36	)	)	-RRB-
cord-354029-mp5r82g4	378	37	.	.	.
cord-354029-mp5r82g4	379	1	Fusion	fusion	NN
cord-354029-mp5r82g4	379	2	peptides	peptide	NNS
cord-354029-mp5r82g4	379	3	may	may	MD
cord-354029-mp5r82g4	379	4	also	also	RB
cord-354029-mp5r82g4	379	5	function	function	VB
cord-354029-mp5r82g4	379	6	in	in	IN
cord-354029-mp5r82g4	379	7	fusion	fusion	NN
cord-354029-mp5r82g4	379	8	pore	pore	NN
cord-354029-mp5r82g4	379	9	opening	opening	NN
cord-354029-mp5r82g4	379	10	.	.	.
cord-354029-mp5r82g4	380	1	In	in	IN
cord-354029-mp5r82g4	380	2	support	support	NN
cord-354029-mp5r82g4	380	3	of	of	IN
cord-354029-mp5r82g4	380	4	this	this	DT
cord-354029-mp5r82g4	380	5	possibility	possibility	NN
cord-354029-mp5r82g4	380	6	is	be	VBZ
cord-354029-mp5r82g4	380	7	the	the	DT
cord-354029-mp5r82g4	380	8	observation	observation	NN
cord-354029-mp5r82g4	380	9	that	that	IN
cord-354029-mp5r82g4	380	10	an	an	DT
cord-354029-mp5r82g4	380	11	HA	HA	NNP
cord-354029-mp5r82g4	380	12	mutant	mutant	NN
cord-354029-mp5r82g4	380	13	in	in	IN
cord-354029-mp5r82g4	380	14	which	which	WDT
cord-354029-mp5r82g4	380	15	Gly1	Gly1	NNP
cord-354029-mp5r82g4	380	16	was	be	VBD
cord-354029-mp5r82g4	380	17	changed	change	VBN
cord-354029-mp5r82g4	380	18	to	to	IN
cord-354029-mp5r82g4	380	19	serine	serine	NN
cord-354029-mp5r82g4	380	20	mediates	mediate	VBZ
cord-354029-mp5r82g4	380	21	extensive	extensive	JJ
cord-354029-mp5r82g4	380	22	lipid	lipid	NN
cord-354029-mp5r82g4	380	23	,	,	,
cord-354029-mp5r82g4	380	24	but	but	CC
cord-354029-mp5r82g4	380	25	not	not	RB
cord-354029-mp5r82g4	380	26	content	content	NN
cord-354029-mp5r82g4	380	27	mixing	mixing	NN
cord-354029-mp5r82g4	380	28	(	(	-LRB-
cord-354029-mp5r82g4	380	29	Qiao	Qiao	NNP
cord-354029-mp5r82g4	380	30	et	et	FW
cord-354029-mp5r82g4	380	31	al	al	NNP
cord-354029-mp5r82g4	380	32	.	.	.
cord-354029-mp5r82g4	380	33	1999	1999	CD
cord-354029-mp5r82g4	380	34	)	)	-RRB-
cord-354029-mp5r82g4	380	35	.	.	.
cord-354029-mp5r82g4	381	1	Furthermore	furthermore	RB
cord-354029-mp5r82g4	381	2	,	,	,
cord-354029-mp5r82g4	381	3	defects	defect	NNS
cord-354029-mp5r82g4	381	4	in	in	IN
cord-354029-mp5r82g4	381	5	syncytium	syncytium	NN
cord-354029-mp5r82g4	381	6	formation	formation	NN
cord-354029-mp5r82g4	381	7	and	and	CC
cord-354029-mp5r82g4	381	8	infectivity	infectivity	NN
cord-354029-mp5r82g4	381	9	were	be	VBD
cord-354029-mp5r82g4	381	10	observed	observe	VBN
cord-354029-mp5r82g4	381	11	for	for	IN
cord-354029-mp5r82g4	381	12	HIV	HIV	NNP
cord-354029-mp5r82g4	381	13	Env	Env	NNP
cord-354029-mp5r82g4	381	14	harboring	harbor	VBG
cord-354029-mp5r82g4	381	15	the	the	DT
cord-354029-mp5r82g4	381	16	mutation	mutation	NN
cord-354029-mp5r82g4	381	17	V2E	v2e	NN
cord-354029-mp5r82g4	381	18	in	in	IN
cord-354029-mp5r82g4	381	19	its	-PRON-	PRP$
cord-354029-mp5r82g4	381	20	fusion	fusion	NN
cord-354029-mp5r82g4	381	21	peptide	peptide	NN
cord-354029-mp5r82g4	381	22	(	(	-LRB-
cord-354029-mp5r82g4	381	23	Freed	Freed	NNP
cord-354029-mp5r82g4	381	24	et	et	NNP
cord-354029-mp5r82g4	381	25	al	al	NNP
cord-354029-mp5r82g4	381	26	.	.	NNP
cord-354029-mp5r82g4	381	27	1992	1992	CD
cord-354029-mp5r82g4	381	28	)	)	-RRB-
cord-354029-mp5r82g4	381	29	.	.	.
cord-354029-mp5r82g4	382	1	Biophysical	Biophysical	NNP
cord-354029-mp5r82g4	382	2	studies	study	NNS
cord-354029-mp5r82g4	382	3	comparing	compare	VBG
cord-354029-mp5r82g4	382	4	a	a	DT
cord-354029-mp5r82g4	382	5	synthetic	synthetic	JJ
cord-354029-mp5r82g4	382	6	fusion	fusion	NN
cord-354029-mp5r82g4	382	7	peptide	peptide	NN
cord-354029-mp5r82g4	382	8	harboring	harbor	VBG
cord-354029-mp5r82g4	382	9	this	this	DT
cord-354029-mp5r82g4	382	10	mutation	mutation	NN
cord-354029-mp5r82g4	382	11	with	with	IN
cord-354029-mp5r82g4	382	12	the	the	DT
cord-354029-mp5r82g4	382	13	wild	wild	JJ
cord-354029-mp5r82g4	382	14	-	-	HYPH
cord-354029-mp5r82g4	382	15	type	type	NN
cord-354029-mp5r82g4	382	16	peptide	peptide	NN
cord-354029-mp5r82g4	382	17	suggested	suggest	VBD
cord-354029-mp5r82g4	382	18	a	a	DT
cord-354029-mp5r82g4	382	19	requirement	requirement	NN
cord-354029-mp5r82g4	382	20	for	for	IN
cord-354029-mp5r82g4	382	21	fusion	fusion	NN
cord-354029-mp5r82g4	382	22	peptide	peptide	NN
cord-354029-mp5r82g4	382	23	aggregation	aggregation	NN
cord-354029-mp5r82g4	382	24	in	in	IN
cord-354029-mp5r82g4	382	25	the	the	DT
cord-354029-mp5r82g4	382	26	creation	creation	NN
cord-354029-mp5r82g4	382	27	of	of	IN
cord-354029-mp5r82g4	382	28	the	the	DT
cord-354029-mp5r82g4	382	29	HIV	HIV	NNP
cord-354029-mp5r82g4	382	30	fusion	fusion	NN
cord-354029-mp5r82g4	382	31	pore	pore	NN
cord-354029-mp5r82g4	382	32	Pereira	Pereira	NNP
cord-354029-mp5r82g4	382	33	et	et	NNP
cord-354029-mp5r82g4	382	34	al	al	NNP
cord-354029-mp5r82g4	382	35	.	.	NNP
cord-354029-mp5r82g4	382	36	1995	1995	CD
cord-354029-mp5r82g4	382	37	)	)	-RRB-
cord-354029-mp5r82g4	382	38	.	.	.
cord-354029-mp5r82g4	383	1	Studies	study	NNS
cord-354029-mp5r82g4	383	2	with	with	IN
cord-354029-mp5r82g4	383	3	chimeric	chimeric	JJ
cord-354029-mp5r82g4	383	4	fusion	fusion	NN
cord-354029-mp5r82g4	383	5	proteins	protein	NNS
cord-354029-mp5r82g4	383	6	have	have	VBP
cord-354029-mp5r82g4	383	7	suggested	suggest	VBN
cord-354029-mp5r82g4	383	8	that	that	IN
cord-354029-mp5r82g4	383	9	the	the	DT
cord-354029-mp5r82g4	383	10	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	383	11	domains	domain	NNS
cord-354029-mp5r82g4	383	12	of	of	IN
cord-354029-mp5r82g4	383	13	some	some	DT
cord-354029-mp5r82g4	383	14	viral	viral	JJ
cord-354029-mp5r82g4	383	15	fusion	fusion	NN
cord-354029-mp5r82g4	383	16	proteins	protein	NNS
cord-354029-mp5r82g4	383	17	do	do	VBP
cord-354029-mp5r82g4	383	18	not	not	RB
cord-354029-mp5r82g4	383	19	require	require	VB
cord-354029-mp5r82g4	383	20	a	a	DT
cord-354029-mp5r82g4	383	21	specific	specific	JJ
cord-354029-mp5r82g4	383	22	sequence	sequence	NN
cord-354029-mp5r82g4	383	23	to	to	TO
cord-354029-mp5r82g4	383	24	support	support	VB
cord-354029-mp5r82g4	383	25	fusion	fusion	NN
cord-354029-mp5r82g4	383	26	(	(	-LRB-
cord-354029-mp5r82g4	383	27	Armstrong	Armstrong	NNP
cord-354029-mp5r82g4	383	28	et	et	NNP
cord-354029-mp5r82g4	383	29	al	al	NNP
cord-354029-mp5r82g4	383	30	.	.	.
cord-354029-mp5r82g4	384	1	2000	2000	CD
cord-354029-mp5r82g4	384	2	and	and	CC
cord-354029-mp5r82g4	384	3	references	reference	NNS
cord-354029-mp5r82g4	384	4	therein	therein	RB
cord-354029-mp5r82g4	384	5	)	)	-RRB-
cord-354029-mp5r82g4	384	6	.	.	.
cord-354029-mp5r82g4	385	1	In	in	IN
cord-354029-mp5r82g4	385	2	contrast	contrast	NN
cord-354029-mp5r82g4	385	3	,	,	,
cord-354029-mp5r82g4	385	4	studies	study	NNS
cord-354029-mp5r82g4	385	5	with	with	IN
cord-354029-mp5r82g4	385	6	glycosylphosphatidylinositol	glycosylphosphatidylinositol	NNP
cord-354029-mp5r82g4	385	7	(	(	-LRB-
cord-354029-mp5r82g4	385	8	GPI)-anchored	gpi)-anchored	JJ
cord-354029-mp5r82g4	385	9	fusion	fusion	NN
cord-354029-mp5r82g4	385	10	proteins	protein	NNS
cord-354029-mp5r82g4	385	11	have	have	VBP
cord-354029-mp5r82g4	385	12	demonstrated	demonstrate	VBN
cord-354029-mp5r82g4	385	13	that	that	IN
cord-354029-mp5r82g4	385	14	there	there	EX
cord-354029-mp5r82g4	385	15	is	be	VBZ
cord-354029-mp5r82g4	385	16	a	a	DT
cord-354029-mp5r82g4	385	17	strict	strict	JJ
cord-354029-mp5r82g4	385	18	requirement	requirement	NN
cord-354029-mp5r82g4	385	19	for	for	IN
cord-354029-mp5r82g4	385	20	a	a	DT
cord-354029-mp5r82g4	385	21	proteinaceous	proteinaceous	JJ
cord-354029-mp5r82g4	385	22	membrane	membrane	NN
cord-354029-mp5r82g4	385	23	anchor	anchor	NN
cord-354029-mp5r82g4	385	24	for	for	IN
cord-354029-mp5r82g4	385	25	fusion	fusion	NN
cord-354029-mp5r82g4	385	26	proteins	protein	NNS
cord-354029-mp5r82g4	385	27	to	to	TO
cord-354029-mp5r82g4	385	28	efficiently	efficiently	RB
cord-354029-mp5r82g4	385	29	mediate	mediate	VB
cord-354029-mp5r82g4	385	30	the	the	DT
cord-354029-mp5r82g4	385	31	transition	transition	NN
cord-354029-mp5r82g4	385	32	from	from	IN
cord-354029-mp5r82g4	385	33	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	385	34	to	to	IN
cord-354029-mp5r82g4	385	35	full	full	JJ
cord-354029-mp5r82g4	385	36	fusion	fusion	NN
cord-354029-mp5r82g4	385	37	(	(	-LRB-
cord-354029-mp5r82g4	385	38	Kemble	Kemble	NNP
cord-354029-mp5r82g4	385	39	et	et	FW
cord-354029-mp5r82g4	385	40	al	al	NNP
cord-354029-mp5r82g4	385	41	.	.	.
cord-354029-mp5r82g4	385	42	1994	1994	CD
cord-354029-mp5r82g4	385	43	;	;	:
cord-354029-mp5r82g4	385	44	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	385	45	et	et	NNP
cord-354029-mp5r82g4	385	46	al	al	NNP
cord-354029-mp5r82g4	385	47	.	.	.
cord-354029-mp5r82g4	386	1	1997a	1997a	CD
cord-354029-mp5r82g4	386	2	;	;	:
cord-354029-mp5r82g4	386	3	Tong	Tong	NNP
cord-354029-mp5r82g4	386	4	and	and	CC
cord-354029-mp5r82g4	386	5	Compans	Compans	NNP
cord-354029-mp5r82g4	386	6	2000	2000	CD
cord-354029-mp5r82g4	386	7	)	)	-RRB-
cord-354029-mp5r82g4	386	8	.	.	.
cord-354029-mp5r82g4	387	1	There	there	EX
cord-354029-mp5r82g4	387	2	also	also	RB
cord-354029-mp5r82g4	387	3	appears	appear	VBZ
cord-354029-mp5r82g4	387	4	to	to	TO
cord-354029-mp5r82g4	387	5	be	be	VB
cord-354029-mp5r82g4	387	6	a	a	DT
cord-354029-mp5r82g4	387	7	minimum	minimum	JJ
cord-354029-mp5r82g4	387	8	length	length	NN
cord-354029-mp5r82g4	387	9	for	for	IN
cord-354029-mp5r82g4	387	10	the	the	DT
cord-354029-mp5r82g4	387	11	fusion	fusion	NN
cord-354029-mp5r82g4	387	12	protein	protein	NN
cord-354029-mp5r82g4	387	13	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	387	14	domain	domain	NN
cord-354029-mp5r82g4	387	15	to	to	TO
cord-354029-mp5r82g4	387	16	be	be	VB
cord-354029-mp5r82g4	387	17	able	able	JJ
cord-354029-mp5r82g4	387	18	to	to	TO
cord-354029-mp5r82g4	387	19	support	support	VB
cord-354029-mp5r82g4	387	20	this	this	DT
cord-354029-mp5r82g4	387	21	transition	transition	NN
cord-354029-mp5r82g4	388	1	(	(	-LRB-
cord-354029-mp5r82g4	388	2	Armstrong	Armstrong	NNP
cord-354029-mp5r82g4	388	3	et	et	NNP
cord-354029-mp5r82g4	388	4	al	al	NNP
cord-354029-mp5r82g4	388	5	.	.	.
cord-354029-mp5r82g4	389	1	2000	2000	CD
cord-354029-mp5r82g4	389	2	;	;	:
cord-354029-mp5r82g4	389	3	West	West	NNP
cord-354029-mp5r82g4	389	4	et	et	NNP
cord-354029-mp5r82g4	389	5	al	al	NNP
cord-354029-mp5r82g4	389	6	.	.	NNP
cord-354029-mp5r82g4	389	7	2001	2001	CD
cord-354029-mp5r82g4	389	8	)	)	-RRB-
cord-354029-mp5r82g4	389	9	.	.	.
cord-354029-mp5r82g4	390	1	Therefore	therefore	RB
cord-354029-mp5r82g4	390	2	,	,	,
cord-354029-mp5r82g4	390	3	it	-PRON-	PRP
cord-354029-mp5r82g4	390	4	has	have	VBZ
cord-354029-mp5r82g4	390	5	been	be	VBN
cord-354029-mp5r82g4	390	6	suggested	suggest	VBN
cord-354029-mp5r82g4	390	7	that	that	IN
cord-354029-mp5r82g4	390	8	fusion	fusion	NN
cord-354029-mp5r82g4	390	9	protein	protein	NN
cord-354029-mp5r82g4	390	10	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	390	11	domains	domain	NNS
cord-354029-mp5r82g4	390	12	must	must	MD
cord-354029-mp5r82g4	390	13	span	span	VB
cord-354029-mp5r82g4	390	14	both	both	DT
cord-354029-mp5r82g4	390	15	leaflets	leaflet	NNS
cord-354029-mp5r82g4	390	16	of	of	IN
cord-354029-mp5r82g4	390	17	the	the	DT
cord-354029-mp5r82g4	390	18	viral	viral	JJ
cord-354029-mp5r82g4	390	19	bilayer	bilayer	NN
cord-354029-mp5r82g4	390	20	to	to	TO
cord-354029-mp5r82g4	390	21	mediate	mediate	VB
cord-354029-mp5r82g4	390	22	fusion	fusion	NN
cord-354029-mp5r82g4	390	23	pore	pore	NN
cord-354029-mp5r82g4	390	24	opening	opening	NN
cord-354029-mp5r82g4	390	25	(	(	-LRB-
cord-354029-mp5r82g4	390	26	Armstrong	Armstrong	NNP
cord-354029-mp5r82g4	390	27	et	et	NNP
cord-354029-mp5r82g4	390	28	al	al	NNP
cord-354029-mp5r82g4	390	29	.	.	.
cord-354029-mp5r82g4	390	30	2000	2000	CD
cord-354029-mp5r82g4	390	31	)	)	-RRB-
cord-354029-mp5r82g4	390	32	.	.	.
cord-354029-mp5r82g4	391	1	The	the	DT
cord-354029-mp5r82g4	391	2	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	391	3	domains	domain	NNS
cord-354029-mp5r82g4	391	4	of	of	IN
cord-354029-mp5r82g4	391	5	some	some	DT
cord-354029-mp5r82g4	391	6	fusion	fusion	NN
cord-354029-mp5r82g4	391	7	proteins	protein	NNS
cord-354029-mp5r82g4	391	8	appear	appear	VBP
cord-354029-mp5r82g4	391	9	to	to	TO
cord-354029-mp5r82g4	391	10	have	have	VB
cord-354029-mp5r82g4	391	11	specific	specific	JJ
cord-354029-mp5r82g4	391	12	amino	amino	NN
cord-354029-mp5r82g4	391	13	acid	acid	NN
cord-354029-mp5r82g4	391	14	requirements	requirement	NNS
cord-354029-mp5r82g4	391	15	for	for	IN
cord-354029-mp5r82g4	391	16	fusion	fusion	NN
cord-354029-mp5r82g4	391	17	function	function	NN
cord-354029-mp5r82g4	391	18	.	.	.
cord-354029-mp5r82g4	392	1	For	for	IN
cord-354029-mp5r82g4	392	2	example	example	NN
cord-354029-mp5r82g4	392	3	,	,	,
cord-354029-mp5r82g4	392	4	a	a	DT
cord-354029-mp5r82g4	392	5	conserved	conserve	VBN
cord-354029-mp5r82g4	392	6	positively	positively	RB
cord-354029-mp5r82g4	392	7	charged	charge	VBN
cord-354029-mp5r82g4	392	8	residue	residue	NN
cord-354029-mp5r82g4	392	9	in	in	IN
cord-354029-mp5r82g4	392	10	the	the	DT
cord-354029-mp5r82g4	392	11	middle	middle	NN
cord-354029-mp5r82g4	392	12	of	of	IN
cord-354029-mp5r82g4	392	13	the	the	DT
cord-354029-mp5r82g4	392	14	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	392	15	domains	domain	NNS
cord-354029-mp5r82g4	392	16	of	of	IN
cord-354029-mp5r82g4	392	17	certain	certain	JJ
cord-354029-mp5r82g4	392	18	retroviral	retroviral	NN
cord-354029-mp5r82g4	392	19	Envs	Envs	NNP
cord-354029-mp5r82g4	392	20	appears	appear	VBZ
cord-354029-mp5r82g4	392	21	to	to	TO
cord-354029-mp5r82g4	392	22	be	be	VB
cord-354029-mp5r82g4	392	23	important	important	JJ
cord-354029-mp5r82g4	392	24	for	for	IN
cord-354029-mp5r82g4	392	25	the	the	DT
cord-354029-mp5r82g4	392	26	ability	ability	NN
cord-354029-mp5r82g4	392	27	to	to	TO
cord-354029-mp5r82g4	392	28	mediate	mediate	VB
cord-354029-mp5r82g4	392	29	fusion	fusion	NN
cord-354029-mp5r82g4	392	30	and	and	CC
cord-354029-mp5r82g4	392	31	infection	infection	NN
cord-354029-mp5r82g4	392	32	(	(	-LRB-
cord-354029-mp5r82g4	392	33	Einfeld	Einfeld	NNP
cord-354029-mp5r82g4	392	34	and	and	CC
cord-354029-mp5r82g4	392	35	Hunter	Hunter	NNP
cord-354029-mp5r82g4	392	36	1994	1994	CD
cord-354029-mp5r82g4	392	37	;	;	:
cord-354029-mp5r82g4	392	38	Owens	Owens	NNP
cord-354029-mp5r82g4	392	39	et	et	NNP
cord-354029-mp5r82g4	392	40	al	al	NNP
cord-354029-mp5r82g4	392	41	.	.	.
cord-354029-mp5r82g4	392	42	1994	1994	CD
cord-354029-mp5r82g4	392	43	;	;	:
cord-354029-mp5r82g4	392	44	Pietschmann	Pietschmann	NNP
cord-354029-mp5r82g4	392	45	et	et	NNP
cord-354029-mp5r82g4	392	46	al	al	NNP
cord-354029-mp5r82g4	392	47	.	.	.
cord-354029-mp5r82g4	393	1	2000	2000	CD
cord-354029-mp5r82g4	393	2	;	;	:
cord-354029-mp5r82g4	393	3	West	West	NNP
cord-354029-mp5r82g4	393	4	et	et	NNP
cord-354029-mp5r82g4	393	5	al	al	NNP
cord-354029-mp5r82g4	393	6	.	.	NNP
cord-354029-mp5r82g4	393	7	2001	2001	CD
cord-354029-mp5r82g4	393	8	)	)	-RRB-
cord-354029-mp5r82g4	393	9	.	.	.
cord-354029-mp5r82g4	394	1	Two	two	CD
cord-354029-mp5r82g4	394	2	glycine	glycine	NN
cord-354029-mp5r82g4	394	3	residues	residue	NNS
cord-354029-mp5r82g4	394	4	in	in	IN
cord-354029-mp5r82g4	394	5	the	the	DT
cord-354029-mp5r82g4	394	6	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	394	7	domain	domain	NN
cord-354029-mp5r82g4	394	8	of	of	IN
cord-354029-mp5r82g4	394	9	VSV	VSV	NNP
cord-354029-mp5r82g4	394	10	-	-	HYPH
cord-354029-mp5r82g4	394	11	G	G	NNP
cord-354029-mp5r82g4	394	12	appear	appear	VBP
cord-354029-mp5r82g4	394	13	to	to	TO
cord-354029-mp5r82g4	394	14	be	be	VB
cord-354029-mp5r82g4	394	15	important	important	JJ
cord-354029-mp5r82g4	394	16	for	for	IN
cord-354029-mp5r82g4	394	17	the	the	DT
cord-354029-mp5r82g4	394	18	transition	transition	NN
cord-354029-mp5r82g4	394	19	from	from	IN
cord-354029-mp5r82g4	394	20	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	394	21	to	to	IN
cord-354029-mp5r82g4	394	22	full	full	JJ
cord-354029-mp5r82g4	394	23	fusion	fusion	NN
cord-354029-mp5r82g4	394	24	(	(	-LRB-
cord-354029-mp5r82g4	394	25	Cleverley	Cleverley	NNP
cord-354029-mp5r82g4	394	26	and	and	CC
cord-354029-mp5r82g4	394	27	Lenard	Lenard	NNP
cord-354029-mp5r82g4	394	28	1998	1998	CD
cord-354029-mp5r82g4	394	29	)	)	-RRB-
cord-354029-mp5r82g4	394	30	.	.	.
cord-354029-mp5r82g4	395	1	Studies	study	NNS
cord-354029-mp5r82g4	395	2	using	use	VBG
cord-354029-mp5r82g4	395	3	a	a	DT
cord-354029-mp5r82g4	395	4	synthetic	synthetic	JJ
cord-354029-mp5r82g4	395	5	peptide	peptide	NN
cord-354029-mp5r82g4	395	6	corresponding	correspond	VBG
cord-354029-mp5r82g4	395	7	to	to	IN
cord-354029-mp5r82g4	395	8	the	the	DT
cord-354029-mp5r82g4	395	9	mutant	mutant	JJ
cord-354029-mp5r82g4	395	10	VSV	VSV	NNP
cord-354029-mp5r82g4	395	11	-	-	HYPH
cord-354029-mp5r82g4	395	12	G	G	NNP
cord-354029-mp5r82g4	395	13	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	395	14	domain	domain	NN
cord-354029-mp5r82g4	395	15	(	(	-LRB-
cord-354029-mp5r82g4	395	16	Dennison	Dennison	NNP
cord-354029-mp5r82g4	395	17	et	et	NNP
cord-354029-mp5r82g4	395	18	al	al	NNP
cord-354029-mp5r82g4	395	19	.	.	.
cord-354029-mp5r82g4	395	20	2002	2002	CD
cord-354029-mp5r82g4	395	21	)	)	-RRB-
cord-354029-mp5r82g4	395	22	suggested	suggest	VBD
cord-354029-mp5r82g4	395	23	that	that	IN
cord-354029-mp5r82g4	395	24	the	the	DT
cord-354029-mp5r82g4	395	25	VSV	VSV	NNP
cord-354029-mp5r82g4	395	26	-	-	HYPH
cord-354029-mp5r82g4	395	27	G	G	NNP
cord-354029-mp5r82g4	395	28	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	395	29	domain	domain	NN
cord-354029-mp5r82g4	395	30	lowers	lower	VBZ
cord-354029-mp5r82g4	395	31	the	the	DT
cord-354029-mp5r82g4	395	32	energy	energy	NN
cord-354029-mp5r82g4	395	33	barrier	barrier	NN
cord-354029-mp5r82g4	395	34	for	for	IN
cord-354029-mp5r82g4	395	35	fusion	fusion	NN
cord-354029-mp5r82g4	395	36	and	and	CC
cord-354029-mp5r82g4	395	37	stabilizes	stabilize	VBZ
cord-354029-mp5r82g4	395	38	the	the	DT
cord-354029-mp5r82g4	395	39	transient	transient	JJ
cord-354029-mp5r82g4	395	40	fusion	fusion	NN
cord-354029-mp5r82g4	395	41	pore	pore	NN
cord-354029-mp5r82g4	395	42	,	,	,
cord-354029-mp5r82g4	395	43	thereby	thereby	RB
cord-354029-mp5r82g4	395	44	promoting	promote	VBG
cord-354029-mp5r82g4	395	45	its	-PRON-	PRP$
cord-354029-mp5r82g4	395	46	conversion	conversion	NN
cord-354029-mp5r82g4	395	47	to	to	IN
cord-354029-mp5r82g4	395	48	a	a	DT
cord-354029-mp5r82g4	395	49	stable	stable	JJ
cord-354029-mp5r82g4	395	50	fusion	fusion	NN
cord-354029-mp5r82g4	395	51	pore	pore	NN
cord-354029-mp5r82g4	395	52	.	.	.
cord-354029-mp5r82g4	396	1	Two	two	CD
cord-354029-mp5r82g4	396	2	glycines	glycine	NNS
cord-354029-mp5r82g4	396	3	may	may	MD
cord-354029-mp5r82g4	396	4	allow	allow	VB
cord-354029-mp5r82g4	396	5	the	the	DT
cord-354029-mp5r82g4	396	6	VSV	VSV	NNP
cord-354029-mp5r82g4	396	7	-	-	HYPH
cord-354029-mp5r82g4	396	8	G	G	NNP
cord-354029-mp5r82g4	396	9	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	396	10	domain	domain	NN
cord-354029-mp5r82g4	396	11	to	to	TO
cord-354029-mp5r82g4	396	12	adopt	adopt	VB
cord-354029-mp5r82g4	396	13	alternative	alternative	JJ
cord-354029-mp5r82g4	396	14	conformations	conformation	NNS
cord-354029-mp5r82g4	396	15	under	under	IN
cord-354029-mp5r82g4	396	16	different	different	JJ
cord-354029-mp5r82g4	396	17	conditions	condition	NNS
cord-354029-mp5r82g4	396	18	,	,	,
cord-354029-mp5r82g4	396	19	and	and	CC
cord-354029-mp5r82g4	396	20	such	such	JJ
cord-354029-mp5r82g4	396	21	flexibility	flexibility	NN
cord-354029-mp5r82g4	396	22	may	may	MD
cord-354029-mp5r82g4	396	23	be	be	VB
cord-354029-mp5r82g4	396	24	important	important	JJ
cord-354029-mp5r82g4	396	25	for	for	IN
cord-354029-mp5r82g4	396	26	function	function	NN
cord-354029-mp5r82g4	396	27	.	.	.
cord-354029-mp5r82g4	397	1	The	the	DT
cord-354029-mp5r82g4	397	2	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	397	3	domain	domain	NN
cord-354029-mp5r82g4	397	4	of	of	IN
cord-354029-mp5r82g4	397	5	HA	HA	NNP
cord-354029-mp5r82g4	397	6	from	from	IN
cord-354029-mp5r82g4	397	7	the	the	DT
cord-354029-mp5r82g4	397	8	Japan	Japan	NNP
cord-354029-mp5r82g4	398	1	(	(	-LRB-
cord-354029-mp5r82g4	398	2	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	398	3	et	et	NNP
cord-354029-mp5r82g4	398	4	al	al	NNP
cord-354029-mp5r82g4	398	5	.	.	NNP
cord-354029-mp5r82g4	398	6	2000b	2000b	CD
cord-354029-mp5r82g4	398	7	)	)	-RRB-
cord-354029-mp5r82g4	398	8	,	,	,
cord-354029-mp5r82g4	398	9	but	but	CC
cord-354029-mp5r82g4	398	10	not	not	RB
cord-354029-mp5r82g4	398	11	the	the	DT
cord-354029-mp5r82g4	398	12	X:31	X:31	NNS
cord-354029-mp5r82g4	398	13	(	(	-LRB-
cord-354029-mp5r82g4	398	14	Armstrong	Armstrong	NNP
cord-354029-mp5r82g4	398	15	et	et	NNP
cord-354029-mp5r82g4	398	16	al	al	NNP
cord-354029-mp5r82g4	398	17	.	.	.
cord-354029-mp5r82g4	398	18	2000	2000	CD
cord-354029-mp5r82g4	398	19	)	)	-RRB-
cord-354029-mp5r82g4	398	20	,	,	,
cord-354029-mp5r82g4	398	21	strain	strain	NN
cord-354029-mp5r82g4	398	22	of	of	IN
cord-354029-mp5r82g4	398	23	influenza	influenza	NN
cord-354029-mp5r82g4	398	24	appears	appear	VBZ
cord-354029-mp5r82g4	398	25	to	to	TO
cord-354029-mp5r82g4	398	26	require	require	VB
cord-354029-mp5r82g4	398	27	a	a	DT
cord-354029-mp5r82g4	398	28	glycine	glycine	NN
cord-354029-mp5r82g4	398	29	near	near	IN
cord-354029-mp5r82g4	398	30	the	the	DT
cord-354029-mp5r82g4	398	31	middle	middle	NN
cord-354029-mp5r82g4	398	32	.	.	.
cord-354029-mp5r82g4	399	1	An	an	DT
cord-354029-mp5r82g4	399	2	ability	ability	NN
cord-354029-mp5r82g4	399	3	to	to	TO
cord-354029-mp5r82g4	399	4	adopt	adopt	VB
cord-354029-mp5r82g4	399	5	alternative	alternative	JJ
cord-354029-mp5r82g4	399	6	conformations	conformation	NNS
cord-354029-mp5r82g4	399	7	was	be	VBD
cord-354029-mp5r82g4	399	8	also	also	RB
cord-354029-mp5r82g4	399	9	invoked	invoke	VBN
cord-354029-mp5r82g4	399	10	to	to	TO
cord-354029-mp5r82g4	399	11	explain	explain	VB
cord-354029-mp5r82g4	399	12	the	the	DT
cord-354029-mp5r82g4	399	13	requirement	requirement	NN
cord-354029-mp5r82g4	399	14	for	for	IN
cord-354029-mp5r82g4	399	15	a	a	DT
cord-354029-mp5r82g4	399	16	proline	proline	NN
cord-354029-mp5r82g4	399	17	near	near	IN
cord-354029-mp5r82g4	399	18	the	the	DT
cord-354029-mp5r82g4	399	19	middle	middle	NN
cord-354029-mp5r82g4	399	20	of	of	IN
cord-354029-mp5r82g4	399	21	the	the	DT
cord-354029-mp5r82g4	399	22	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	399	23	domain	domain	NN
cord-354029-mp5r82g4	399	24	of	of	IN
cord-354029-mp5r82g4	399	25	the	the	DT
cord-354029-mp5r82g4	399	26	murine	murine	JJ
cord-354029-mp5r82g4	399	27	leukemia	leukemia	NN
cord-354029-mp5r82g4	399	28	virus	virus	NN
cord-354029-mp5r82g4	399	29	(	(	-LRB-
cord-354029-mp5r82g4	399	30	MLV	MLV	NNP
cord-354029-mp5r82g4	399	31	)	)	-RRB-
cord-354029-mp5r82g4	399	32	Env	env	NN
cord-354029-mp5r82g4	399	33	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	399	34	(	(	-LRB-
cord-354029-mp5r82g4	399	35	Taylor	Taylor	NNP
cord-354029-mp5r82g4	399	36	and	and	CC
cord-354029-mp5r82g4	399	37	Sanders	Sanders	NNP
cord-354029-mp5r82g4	399	38	1999	1999	CD
cord-354029-mp5r82g4	399	39	)	)	-RRB-
cord-354029-mp5r82g4	399	40	.	.	.
cord-354029-mp5r82g4	400	1	The	the	DT
cord-354029-mp5r82g4	400	2	observations	observation	NNS
cord-354029-mp5r82g4	400	3	that	that	WDT
cord-354029-mp5r82g4	400	4	mutations	mutation	NNS
cord-354029-mp5r82g4	400	5	in	in	IN
cord-354029-mp5r82g4	400	6	fusion	fusion	NN
cord-354029-mp5r82g4	400	7	peptides	peptide	NNS
cord-354029-mp5r82g4	400	8	or	or	CC
cord-354029-mp5r82g4	400	9	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	400	10	domains	domain	NNS
cord-354029-mp5r82g4	400	11	(	(	-LRB-
cord-354029-mp5r82g4	400	12	Armstrong	Armstrong	NNP
cord-354029-mp5r82g4	400	13	et	et	NNP
cord-354029-mp5r82g4	400	14	al	al	NNP
cord-354029-mp5r82g4	400	15	.	.	.
cord-354029-mp5r82g4	400	16	2000	2000	CD
cord-354029-mp5r82g4	400	17	;	;	:
cord-354029-mp5r82g4	400	18	Baker	Baker	NNP
cord-354029-mp5r82g4	400	19	et	et	NNP
cord-354029-mp5r82g4	400	20	al	al	NNP
cord-354029-mp5r82g4	400	21	.	.	.
cord-354029-mp5r82g4	400	22	1999	1999	CD
cord-354029-mp5r82g4	400	23	;	;	:
cord-354029-mp5r82g4	400	24	Tamm	Tamm	NNP
cord-354029-mp5r82g4	400	25	et	et	NNP
cord-354029-mp5r82g4	400	26	al	al	NNP
cord-354029-mp5r82g4	400	27	.	.	.
cord-354029-mp5r82g4	400	28	2002	2002	CD
cord-354029-mp5r82g4	400	29	)	)	-RRB-
cord-354029-mp5r82g4	400	30	can	can	MD
cord-354029-mp5r82g4	400	31	impair	impair	VB
cord-354029-mp5r82g4	400	32	the	the	DT
cord-354029-mp5r82g4	400	33	ability	ability	NN
cord-354029-mp5r82g4	400	34	to	to	TO
cord-354029-mp5r82g4	400	35	mediate	mediate	VB
cord-354029-mp5r82g4	400	36	full	full	JJ
cord-354029-mp5r82g4	400	37	fusion	fusion	NN
cord-354029-mp5r82g4	400	38	(	(	-LRB-
cord-354029-mp5r82g4	400	39	Fig	Fig	NNP
cord-354029-mp5r82g4	400	40	.	.	.
cord-354029-mp5r82g4	400	41	3	3	CD
cord-354029-mp5r82g4	400	42	,	,	,
cord-354029-mp5r82g4	400	43	Step	Step	NNP
cord-354029-mp5r82g4	400	44	6	6	CD
cord-354029-mp5r82g4	400	45	)	)	-RRB-
cord-354029-mp5r82g4	400	46	have	have	VBP
cord-354029-mp5r82g4	400	47	suggested	suggest	VBN
cord-354029-mp5r82g4	400	48	that	that	IN
cord-354029-mp5r82g4	400	49	both	both	DT
cord-354029-mp5r82g4	400	50	of	of	IN
cord-354029-mp5r82g4	400	51	these	these	DT
cord-354029-mp5r82g4	400	52	apolar	apolar	NNP
cord-354029-mp5r82g4	400	53	domains	domain	NNS
cord-354029-mp5r82g4	400	54	function	function	VBP
cord-354029-mp5r82g4	400	55	in	in	IN
cord-354029-mp5r82g4	400	56	the	the	DT
cord-354029-mp5r82g4	400	57	transition	transition	NN
cord-354029-mp5r82g4	400	58	from	from	IN
cord-354029-mp5r82g4	400	59	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	400	60	to	to	IN
cord-354029-mp5r82g4	400	61	full	full	JJ
cord-354029-mp5r82g4	400	62	fusion	fusion	NN
cord-354029-mp5r82g4	400	63	.	.	.
cord-354029-mp5r82g4	401	1	Initially	initially	RB
cord-354029-mp5r82g4	401	2	,	,	,
cord-354029-mp5r82g4	401	3	the	the	DT
cord-354029-mp5r82g4	401	4	fusion	fusion	NN
cord-354029-mp5r82g4	401	5	peptide	peptide	NN
cord-354029-mp5r82g4	401	6	appears	appear	VBZ
cord-354029-mp5r82g4	401	7	to	to	TO
cord-354029-mp5r82g4	401	8	insert	insert	VB
cord-354029-mp5r82g4	401	9	only	only	RB
cord-354029-mp5r82g4	401	10	into	into	IN
cord-354029-mp5r82g4	401	11	the	the	DT
cord-354029-mp5r82g4	401	12	outer	outer	JJ
cord-354029-mp5r82g4	401	13	leaflet	leaflet	NN
cord-354029-mp5r82g4	401	14	of	of	IN
cord-354029-mp5r82g4	401	15	the	the	DT
cord-354029-mp5r82g4	401	16	target	target	NN
cord-354029-mp5r82g4	401	17	membrane	membrane	NN
cord-354029-mp5r82g4	401	18	(	(	-LRB-
cord-354029-mp5r82g4	401	19	Tamm	Tamm	NNP
cord-354029-mp5r82g4	401	20	and	and	CC
cord-354029-mp5r82g4	401	21	Han	Han	NNP
cord-354029-mp5r82g4	401	22	2000	2000	CD
cord-354029-mp5r82g4	401	23	)	)	-RRB-
cord-354029-mp5r82g4	401	24	.	.	.
cord-354029-mp5r82g4	402	1	It	-PRON-	PRP
cord-354029-mp5r82g4	402	2	has	have	VBZ
cord-354029-mp5r82g4	402	3	been	be	VBN
cord-354029-mp5r82g4	402	4	proposed	propose	VBN
cord-354029-mp5r82g4	402	5	that	that	IN
cord-354029-mp5r82g4	402	6	the	the	DT
cord-354029-mp5r82g4	402	7	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	402	8	domain	domain	NN
cord-354029-mp5r82g4	402	9	and	and	CC
cord-354029-mp5r82g4	402	10	the	the	DT
cord-354029-mp5r82g4	402	11	fusion	fusion	NN
cord-354029-mp5r82g4	402	12	peptide	peptide	NN
cord-354029-mp5r82g4	402	13	,	,	,
cord-354029-mp5r82g4	402	14	which	which	WDT
cord-354029-mp5r82g4	402	15	are	be	VBP
cord-354029-mp5r82g4	402	16	close	close	JJ
cord-354029-mp5r82g4	402	17	to	to	IN
cord-354029-mp5r82g4	402	18	each	each	DT
cord-354029-mp5r82g4	402	19	other	other	JJ
cord-354029-mp5r82g4	402	20	after	after	IN
cord-354029-mp5r82g4	402	21	membrane	membrane	NN
cord-354029-mp5r82g4	402	22	merger	merger	NN
cord-354029-mp5r82g4	402	23	,	,	,
cord-354029-mp5r82g4	402	24	may	may	MD
cord-354029-mp5r82g4	402	25	interact	interact	VB
cord-354029-mp5r82g4	402	26	to	to	TO
cord-354029-mp5r82g4	402	27	stabilize	stabilize	VB
cord-354029-mp5r82g4	402	28	the	the	DT
cord-354029-mp5r82g4	402	29	fusion	fusion	NN
cord-354029-mp5r82g4	402	30	pore	pore	NN
cord-354029-mp5r82g4	402	31	(	(	-LRB-
cord-354029-mp5r82g4	402	32	Tamm	Tamm	NNP
cord-354029-mp5r82g4	402	33	et	et	NNP
cord-354029-mp5r82g4	402	34	al	al	NNP
cord-354029-mp5r82g4	402	35	.	.	.
cord-354029-mp5r82g4	402	36	2002	2002	CD
cord-354029-mp5r82g4	403	1	;	;	:
cord-354029-mp5r82g4	403	2	Zhou	Zhou	NNP
cord-354029-mp5r82g4	403	3	et	et	NNP
cord-354029-mp5r82g4	403	4	al	al	NNP
cord-354029-mp5r82g4	403	5	.	.	.
cord-354029-mp5r82g4	403	6	1997	1997	CD
cord-354029-mp5r82g4	403	7	)	)	-RRB-
cord-354029-mp5r82g4	403	8	.	.	.
cord-354029-mp5r82g4	404	1	If	if	IN
cord-354029-mp5r82g4	404	2	this	this	DT
cord-354029-mp5r82g4	404	3	is	be	VBZ
cord-354029-mp5r82g4	404	4	the	the	DT
cord-354029-mp5r82g4	404	5	case	case	NN
cord-354029-mp5r82g4	404	6	,	,	,
cord-354029-mp5r82g4	404	7	the	the	DT
cord-354029-mp5r82g4	404	8	fusion	fusion	NN
cord-354029-mp5r82g4	404	9	peptide	peptide	NN
cord-354029-mp5r82g4	404	10	might	may	MD
cord-354029-mp5r82g4	404	11	span	span	VB
cord-354029-mp5r82g4	404	12	both	both	DT
cord-354029-mp5r82g4	404	13	leaflets	leaflet	NNS
cord-354029-mp5r82g4	404	14	of	of	IN
cord-354029-mp5r82g4	404	15	the	the	DT
cord-354029-mp5r82g4	404	16	fused	fuse	VBN
cord-354029-mp5r82g4	404	17	membrane	membrane	NN
cord-354029-mp5r82g4	404	18	in	in	IN
cord-354029-mp5r82g4	404	19	its	-PRON-	PRP$
cord-354029-mp5r82g4	404	20	final	final	JJ
cord-354029-mp5r82g4	404	21	conformation	conformation	NN
cord-354029-mp5r82g4	405	1	(	(	-LRB-
cord-354029-mp5r82g4	405	2	Tamm	Tamm	NNP
cord-354029-mp5r82g4	405	3	et	et	NNP
cord-354029-mp5r82g4	405	4	al	al	NNP
cord-354029-mp5r82g4	405	5	.	.	.
cord-354029-mp5r82g4	405	6	2002	2002	CD
cord-354029-mp5r82g4	405	7	)	)	-RRB-
cord-354029-mp5r82g4	405	8	.	.	.
cord-354029-mp5r82g4	406	1	Several	several	JJ
cord-354029-mp5r82g4	406	2	lines	line	NNS
cord-354029-mp5r82g4	406	3	of	of	IN
cord-354029-mp5r82g4	406	4	evidence	evidence	NN
cord-354029-mp5r82g4	406	5	suggest	suggest	VBP
cord-354029-mp5r82g4	406	6	that	that	IN
cord-354029-mp5r82g4	406	7	ectodomain	ectodomain	JJ
cord-354029-mp5r82g4	406	8	sequences	sequence	NNS
cord-354029-mp5r82g4	406	9	that	that	WDT
cord-354029-mp5r82g4	406	10	lie	lie	VBP
cord-354029-mp5r82g4	406	11	just	just	RB
cord-354029-mp5r82g4	406	12	before	before	IN
cord-354029-mp5r82g4	406	13	the	the	DT
cord-354029-mp5r82g4	406	14	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	406	15	domains	domain	NNS
cord-354029-mp5r82g4	406	16	of	of	IN
cord-354029-mp5r82g4	406	17	certain	certain	JJ
cord-354029-mp5r82g4	406	18	viral	viral	JJ
cord-354029-mp5r82g4	406	19	fusion	fusion	NN
cord-354029-mp5r82g4	406	20	proteins	protein	NNS
cord-354029-mp5r82g4	406	21	may	may	MD
cord-354029-mp5r82g4	406	22	be	be	VB
cord-354029-mp5r82g4	406	23	important	important	JJ
cord-354029-mp5r82g4	406	24	for	for	IN
cord-354029-mp5r82g4	406	25	fusion	fusion	NN
cord-354029-mp5r82g4	406	26	.	.	.
cord-354029-mp5r82g4	407	1	These	these	DT
cord-354029-mp5r82g4	407	2	sequences	sequence	NNS
cord-354029-mp5r82g4	407	3	tend	tend	VBP
cord-354029-mp5r82g4	407	4	to	to	TO
cord-354029-mp5r82g4	407	5	have	have	VB
cord-354029-mp5r82g4	407	6	a	a	DT
cord-354029-mp5r82g4	407	7	high	high	JJ
cord-354029-mp5r82g4	407	8	proportion	proportion	NN
cord-354029-mp5r82g4	407	9	of	of	IN
cord-354029-mp5r82g4	407	10	tryptophans	tryptophan	NNS
cord-354029-mp5r82g4	407	11	or	or	CC
cord-354029-mp5r82g4	407	12	other	other	JJ
cord-354029-mp5r82g4	407	13	aromatic	aromatic	JJ
cord-354029-mp5r82g4	407	14	residues	residue	NNS
cord-354029-mp5r82g4	407	15	and	and	CC
cord-354029-mp5r82g4	407	16	are	be	VBP
cord-354029-mp5r82g4	407	17	predicted	predict	VBN
cord-354029-mp5r82g4	407	18	to	to	TO
cord-354029-mp5r82g4	407	19	partition	partition	VB
cord-354029-mp5r82g4	407	20	into	into	IN
cord-354029-mp5r82g4	407	21	the	the	DT
cord-354029-mp5r82g4	407	22	interfacial	interfacial	JJ
cord-354029-mp5r82g4	407	23	regions	region	NNS
cord-354029-mp5r82g4	407	24	of	of	IN
cord-354029-mp5r82g4	407	25	membranes	membrane	NNS
cord-354029-mp5r82g4	408	1	(	(	-LRB-
cord-354029-mp5r82g4	408	2	Suarez	Suarez	NNP
cord-354029-mp5r82g4	408	3	et	et	NNP
cord-354029-mp5r82g4	408	4	al	al	NNP
cord-354029-mp5r82g4	408	5	.	.	.
cord-354029-mp5r82g4	408	6	2000	2000	CD
cord-354029-mp5r82g4	408	7	)	)	-RRB-
cord-354029-mp5r82g4	408	8	.	.	.
cord-354029-mp5r82g4	409	1	Indeed	indeed	RB
cord-354029-mp5r82g4	409	2	,	,	,
cord-354029-mp5r82g4	409	3	synthetic	synthetic	JJ
cord-354029-mp5r82g4	409	4	peptides	peptide	NNS
cord-354029-mp5r82g4	409	5	containing	contain	VBG
cord-354029-mp5r82g4	409	6	juxtamembrane	juxtamembrane	NNP
cord-354029-mp5r82g4	409	7	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	409	8	sequences	sequence	NNS
cord-354029-mp5r82g4	409	9	from	from	IN
cord-354029-mp5r82g4	409	10	HIV	HIV	NNP
cord-354029-mp5r82g4	409	11	Env	Env	NNP
cord-354029-mp5r82g4	409	12	and	and	CC
cord-354029-mp5r82g4	409	13	Ebola	Ebola	NNP
cord-354029-mp5r82g4	409	14	GP	GP	NNP
cord-354029-mp5r82g4	409	15	partition	partition	NN
cord-354029-mp5r82g4	409	16	into	into	IN
cord-354029-mp5r82g4	409	17	the	the	DT
cord-354029-mp5r82g4	409	18	interfacial	interfacial	JJ
cord-354029-mp5r82g4	409	19	region	region	NN
cord-354029-mp5r82g4	409	20	of	of	IN
cord-354029-mp5r82g4	409	21	target	target	NN
cord-354029-mp5r82g4	409	22	membranes	membrane	NNS
cord-354029-mp5r82g4	409	23	(	(	-LRB-
cord-354029-mp5r82g4	409	24	Saez	Saez	NNP
cord-354029-mp5r82g4	409	25	-	-	HYPH
cord-354029-mp5r82g4	409	26	Cirion	Cirion	NNP
cord-354029-mp5r82g4	409	27	et	et	NNP
cord-354029-mp5r82g4	409	28	al	al	NNP
cord-354029-mp5r82g4	409	29	.	.	.
cord-354029-mp5r82g4	410	1	2003	2003	CD
cord-354029-mp5r82g4	410	2	;	;	:
cord-354029-mp5r82g4	410	3	Saez	Saez	NNP
cord-354029-mp5r82g4	410	4	-	-	HYPH
cord-354029-mp5r82g4	410	5	Cirion	Cirion	NNP
cord-354029-mp5r82g4	410	6	et	et	NNP
cord-354029-mp5r82g4	410	7	al	al	NNP
cord-354029-mp5r82g4	410	8	.	.	.
cord-354029-mp5r82g4	410	9	2002	2002	CD
cord-354029-mp5r82g4	411	1	;	;	:
cord-354029-mp5r82g4	411	2	Schibli	Schibli	NNP
cord-354029-mp5r82g4	411	3	et	et	NNP
cord-354029-mp5r82g4	411	4	al	al	NNP
cord-354029-mp5r82g4	411	5	.	.	.
cord-354029-mp5r82g4	412	1	2001	2001	CD
cord-354029-mp5r82g4	412	2	;	;	:
cord-354029-mp5r82g4	412	3	Suarez	Suarez	NNP
cord-354029-mp5r82g4	412	4	et	et	NNP
cord-354029-mp5r82g4	412	5	al	al	NNP
cord-354029-mp5r82g4	412	6	.	.	.
cord-354029-mp5r82g4	412	7	2000	2000	CD
cord-354029-mp5r82g4	412	8	)	)	-RRB-
cord-354029-mp5r82g4	412	9	.	.	.
cord-354029-mp5r82g4	413	1	Mutation	mutation	NN
cord-354029-mp5r82g4	413	2	of	of	IN
cord-354029-mp5r82g4	413	3	three	three	CD
cord-354029-mp5r82g4	413	4	tryptophans	tryptophan	NNS
cord-354029-mp5r82g4	413	5	within	within	IN
cord-354029-mp5r82g4	413	6	this	this	DT
cord-354029-mp5r82g4	413	7	region	region	NN
cord-354029-mp5r82g4	413	8	of	of	IN
cord-354029-mp5r82g4	413	9	HIV	HIV	NNP
cord-354029-mp5r82g4	413	10	gp41	gp41	NNP
cord-354029-mp5r82g4	413	11	abrogated	abrogate	VBD
cord-354029-mp5r82g4	413	12	infection	infection	NN
cord-354029-mp5r82g4	413	13	)	)	-RRB-
cord-354029-mp5r82g4	413	14	,	,	,
cord-354029-mp5r82g4	413	15	apparently	apparently	RB
cord-354029-mp5r82g4	413	16	by	by	IN
cord-354029-mp5r82g4	413	17	inhibiting	inhibit	VBG
cord-354029-mp5r82g4	413	18	fusion	fusion	NN
cord-354029-mp5r82g4	413	19	pore	pore	NN
cord-354029-mp5r82g4	413	20	enlargement	enlargement	NN
cord-354029-mp5r82g4	413	21	(	(	-LRB-
cord-354029-mp5r82g4	413	22	Munoz	Munoz	NNP
cord-354029-mp5r82g4	413	23	-	-	HYPH
cord-354029-mp5r82g4	413	24	Barroso	Barroso	NNP
cord-354029-mp5r82g4	413	25	et	et	NNP
cord-354029-mp5r82g4	413	26	al	al	NNP
cord-354029-mp5r82g4	413	27	.	.	.
cord-354029-mp5r82g4	413	28	1999	1999	CD
cord-354029-mp5r82g4	413	29	)	)	-RRB-
cord-354029-mp5r82g4	413	30	.	.	.
cord-354029-mp5r82g4	414	1	Extending	extend	VBG
cord-354029-mp5r82g4	414	2	the	the	DT
cord-354029-mp5r82g4	414	3	HIV	HIV	NNP
cord-354029-mp5r82g4	414	4	gp41	gp41	NNP
cord-354029-mp5r82g4	414	5	C	C	NNP
cord-354029-mp5r82g4	414	6	-	-	HYPH
cord-354029-mp5r82g4	414	7	terminal	terminal	NN
cord-354029-mp5r82g4	414	8	heptad	heptad	NNP
cord-354029-mp5r82g4	414	9	repeat	repeat	NN
cord-354029-mp5r82g4	414	10	peptide	peptide	JJ
cord-354029-mp5r82g4	414	11	to	to	TO
cord-354029-mp5r82g4	414	12	include	include	VB
cord-354029-mp5r82g4	414	13	the	the	DT
cord-354029-mp5r82g4	414	14	tryptophan	tryptophan	NN
cord-354029-mp5r82g4	414	15	-	-	HYPH
cord-354029-mp5r82g4	414	16	rich	rich	JJ
cord-354029-mp5r82g4	414	17	juxtamembrane	juxtamembrane	NNP
cord-354029-mp5r82g4	414	18	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	414	19	sequence	sequence	NN
cord-354029-mp5r82g4	414	20	appeared	appear	VBD
cord-354029-mp5r82g4	414	21	to	to	TO
cord-354029-mp5r82g4	414	22	increase	increase	VB
cord-354029-mp5r82g4	414	23	the	the	DT
cord-354029-mp5r82g4	414	24	potency	potency	NN
cord-354029-mp5r82g4	414	25	of	of	IN
cord-354029-mp5r82g4	414	26	the	the	DT
cord-354029-mp5r82g4	414	27	peptide	peptide	NN
cord-354029-mp5r82g4	414	28	as	as	IN
cord-354029-mp5r82g4	414	29	an	an	DT
cord-354029-mp5r82g4	414	30	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	414	31	of	of	IN
cord-354029-mp5r82g4	414	32	fusion	fusion	NN
cord-354029-mp5r82g4	414	33	(	(	-LRB-
cord-354029-mp5r82g4	414	34	Kliger	Kliger	NNP
cord-354029-mp5r82g4	414	35	et	et	NNP
cord-354029-mp5r82g4	414	36	al	al	NNP
cord-354029-mp5r82g4	414	37	.	.	NNP
cord-354029-mp5r82g4	414	38	2001	2001	CD
cord-354029-mp5r82g4	414	39	)	)	-RRB-
cord-354029-mp5r82g4	414	40	.	.	.
cord-354029-mp5r82g4	415	1	It	-PRON-	PRP
cord-354029-mp5r82g4	415	2	was	be	VBD
cord-354029-mp5r82g4	415	3	suggested	suggest	VBN
cord-354029-mp5r82g4	415	4	that	that	IN
cord-354029-mp5r82g4	415	5	the	the	DT
cord-354029-mp5r82g4	415	6	extended	extend	VBN
cord-354029-mp5r82g4	415	7	heptad	heptad	NN
cord-354029-mp5r82g4	415	8	repeat	repeat	NN
cord-354029-mp5r82g4	415	9	peptide	peptide	NN
cord-354029-mp5r82g4	415	10	was	be	VBD
cord-354029-mp5r82g4	415	11	more	more	RBR
cord-354029-mp5r82g4	415	12	potent	potent	JJ
cord-354029-mp5r82g4	415	13	because	because	IN
cord-354029-mp5r82g4	415	14	it	-PRON-	PRP
cord-354029-mp5r82g4	415	15	could	could	MD
cord-354029-mp5r82g4	415	16	bind	bind	VB
cord-354029-mp5r82g4	415	17	to	to	IN
cord-354029-mp5r82g4	415	18	two	two	CD
cord-354029-mp5r82g4	415	19	sites	site	NNS
cord-354029-mp5r82g4	415	20	on	on	IN
cord-354029-mp5r82g4	415	21	HIV	HIV	NNP
cord-354029-mp5r82g4	415	22	Env	Env	NNP
cord-354029-mp5r82g4	415	23	(	(	-LRB-
cord-354029-mp5r82g4	415	24	the	the	DT
cord-354029-mp5r82g4	415	25	N	n	CD
cord-354029-mp5r82g4	415	26	-	-	HYPH
cord-354029-mp5r82g4	415	27	terminal	terminal	NN
cord-354029-mp5r82g4	415	28	coiled	coil	VBN
cord-354029-mp5r82g4	415	29	-	-	HYPH
cord-354029-mp5r82g4	415	30	coil	coil	NN
cord-354029-mp5r82g4	415	31	and	and	CC
cord-354029-mp5r82g4	415	32	a	a	DT
cord-354029-mp5r82g4	415	33	second	second	NN
cord-354029-mp5r82g4	415	34	,	,	,
cord-354029-mp5r82g4	415	35	as	as	RB
cord-354029-mp5r82g4	415	36	yet	yet	RB
cord-354029-mp5r82g4	415	37	unidentified	unidentified	JJ
cord-354029-mp5r82g4	415	38	site	site	NN
cord-354029-mp5r82g4	415	39	)	)	-RRB-
cord-354029-mp5r82g4	416	1	(	(	-LRB-
cord-354029-mp5r82g4	416	2	Kliger	Kliger	NNP
cord-354029-mp5r82g4	416	3	et	et	NNP
cord-354029-mp5r82g4	416	4	al	al	NNP
cord-354029-mp5r82g4	416	5	.	.	NNP
cord-354029-mp5r82g4	416	6	2001	2001	CD
cord-354029-mp5r82g4	416	7	)	)	-RRB-
cord-354029-mp5r82g4	416	8	.	.	.
cord-354029-mp5r82g4	417	1	A	a	DT
cord-354029-mp5r82g4	417	2	likely	likely	JJ
cord-354029-mp5r82g4	417	3	effect	effect	NN
cord-354029-mp5r82g4	417	4	of	of	IN
cord-354029-mp5r82g4	417	5	these	these	DT
cord-354029-mp5r82g4	417	6	peptides	peptide	NNS
cord-354029-mp5r82g4	417	7	on	on	IN
cord-354029-mp5r82g4	417	8	late	late	JJ
cord-354029-mp5r82g4	417	9	stages	stage	NNS
cord-354029-mp5r82g4	417	10	of	of	IN
cord-354029-mp5r82g4	417	11	fusion	fusion	NN
cord-354029-mp5r82g4	417	12	is	be	VBZ
cord-354029-mp5r82g4	417	13	to	to	TO
cord-354029-mp5r82g4	417	14	prevent	prevent	VB
cord-354029-mp5r82g4	417	15	formation	formation	NN
cord-354029-mp5r82g4	417	16	of	of	IN
cord-354029-mp5r82g4	417	17	a	a	DT
cord-354029-mp5r82g4	417	18	required	require	VBN
cord-354029-mp5r82g4	417	19	structure	structure	NN
cord-354029-mp5r82g4	417	20	in	in	IN
cord-354029-mp5r82g4	417	21	Env	Env	NNP
cord-354029-mp5r82g4	417	22	that	that	WDT
cord-354029-mp5r82g4	417	23	provides	provide	VBZ
cord-354029-mp5r82g4	417	24	additional	additional	JJ
cord-354029-mp5r82g4	417	25	membrane	membrane	NN
cord-354029-mp5r82g4	417	26	destabilization	destabilization	NN
cord-354029-mp5r82g4	417	27	.	.	.
cord-354029-mp5r82g4	418	1	In	in	IN
cord-354029-mp5r82g4	418	2	this	this	DT
cord-354029-mp5r82g4	418	3	manner	manner	NN
cord-354029-mp5r82g4	418	4	,	,	,
cord-354029-mp5r82g4	418	5	partitioning	partitioning	NN
cord-354029-mp5r82g4	418	6	of	of	IN
cord-354029-mp5r82g4	418	7	juxtamembrane	juxtamembrane	NNP
cord-354029-mp5r82g4	418	8	sequences	sequence	NNS
cord-354029-mp5r82g4	418	9	into	into	IN
cord-354029-mp5r82g4	418	10	the	the	DT
cord-354029-mp5r82g4	418	11	interfacial	interfacial	JJ
cord-354029-mp5r82g4	418	12	region	region	NN
cord-354029-mp5r82g4	418	13	of	of	IN
cord-354029-mp5r82g4	418	14	membranes	membrane	NNS
cord-354029-mp5r82g4	418	15	may	may	MD
cord-354029-mp5r82g4	418	16	promote	promote	VB
cord-354029-mp5r82g4	418	17	the	the	DT
cord-354029-mp5r82g4	418	18	transition	transition	NN
cord-354029-mp5r82g4	418	19	from	from	IN
cord-354029-mp5r82g4	418	20	a	a	DT
cord-354029-mp5r82g4	418	21	stalk	stalk	NN
cord-354029-mp5r82g4	418	22	intermediate	intermediate	JJ
cord-354029-mp5r82g4	418	23	to	to	IN
cord-354029-mp5r82g4	418	24	a	a	DT
cord-354029-mp5r82g4	418	25	fusion	fusion	NN
cord-354029-mp5r82g4	418	26	pore	pore	NN
cord-354029-mp5r82g4	418	27	(	(	-LRB-
cord-354029-mp5r82g4	418	28	see	see	VB
cord-354029-mp5r82g4	418	29	Sect	Sect	NNP
cord-354029-mp5r82g4	418	30	.	.	.
cord-354029-mp5r82g4	419	1	5	5	LS
cord-354029-mp5r82g4	419	2	)	)	-RRB-
cord-354029-mp5r82g4	419	3	.	.	.
cord-354029-mp5r82g4	420	1	A	a	DT
cord-354029-mp5r82g4	420	2	specific	specific	JJ
cord-354029-mp5r82g4	420	3	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	420	4	tail	tail	NN
cord-354029-mp5r82g4	420	5	sequence	sequence	NN
cord-354029-mp5r82g4	420	6	does	do	VBZ
cord-354029-mp5r82g4	420	7	not	not	RB
cord-354029-mp5r82g4	420	8	appear	appear	VB
cord-354029-mp5r82g4	420	9	to	to	TO
cord-354029-mp5r82g4	420	10	be	be	VB
cord-354029-mp5r82g4	420	11	essential	essential	JJ
cord-354029-mp5r82g4	420	12	,	,	,
cord-354029-mp5r82g4	420	13	but	but	CC
cord-354029-mp5r82g4	420	14	it	-PRON-	PRP
cord-354029-mp5r82g4	420	15	can	can	MD
cord-354029-mp5r82g4	420	16	modulate	modulate	VB
cord-354029-mp5r82g4	420	17	late	late	JJ
cord-354029-mp5r82g4	420	18	stages	stage	NNS
cord-354029-mp5r82g4	420	19	of	of	IN
cord-354029-mp5r82g4	420	20	fusion	fusion	NN
cord-354029-mp5r82g4	420	21	.	.	.
cord-354029-mp5r82g4	421	1	The	the	DT
cord-354029-mp5r82g4	421	2	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	421	3	tail	tail	NN
cord-354029-mp5r82g4	421	4	has	have	VBZ
cord-354029-mp5r82g4	421	5	been	be	VBN
cord-354029-mp5r82g4	421	6	shown	show	VBN
cord-354029-mp5r82g4	421	7	to	to	TO
cord-354029-mp5r82g4	421	8	influence	influence	VB
cord-354029-mp5r82g4	421	9	the	the	DT
cord-354029-mp5r82g4	421	10	transition	transition	NN
cord-354029-mp5r82g4	421	11	from	from	IN
cord-354029-mp5r82g4	421	12	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	421	13	to	to	IN
cord-354029-mp5r82g4	421	14	full	full	JJ
cord-354029-mp5r82g4	421	15	fusion	fusion	NN
cord-354029-mp5r82g4	421	16	or	or	CC
cord-354029-mp5r82g4	421	17	fusion	fusion	NN
cord-354029-mp5r82g4	421	18	pore	pore	NN
cord-354029-mp5r82g4	421	19	enlargement	enlargement	NN
cord-354029-mp5r82g4	421	20	(	(	-LRB-
cord-354029-mp5r82g4	421	21	Dutch	Dutch	NNP
cord-354029-mp5r82g4	421	22	and	and	CC
cord-354029-mp5r82g4	421	23	Lamb	Lamb	NNP
cord-354029-mp5r82g4	421	24	2001	2001	CD
cord-354029-mp5r82g4	421	25	;	;	:
cord-354029-mp5r82g4	421	26	Kozerski	Kozerski	NNP
cord-354029-mp5r82g4	421	27	et	et	NNP
cord-354029-mp5r82g4	421	28	al	al	NNP
cord-354029-mp5r82g4	421	29	.	.	.
cord-354029-mp5r82g4	421	30	2000	2000	CD
cord-354029-mp5r82g4	421	31	)	)	-RRB-
cord-354029-mp5r82g4	421	32	in	in	IN
cord-354029-mp5r82g4	421	33	some	some	DT
cord-354029-mp5r82g4	421	34	viruses	virus	NNS
cord-354029-mp5r82g4	421	35	.	.	.
cord-354029-mp5r82g4	422	1	The	the	DT
cord-354029-mp5r82g4	422	2	mechanism	mechanism	NN
cord-354029-mp5r82g4	422	3	by	by	IN
cord-354029-mp5r82g4	422	4	which	which	WDT
cord-354029-mp5r82g4	422	5	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	422	6	tails	tail	NNS
cord-354029-mp5r82g4	422	7	may	may	MD
cord-354029-mp5r82g4	422	8	influence	influence	VB
cord-354029-mp5r82g4	422	9	these	these	DT
cord-354029-mp5r82g4	422	10	later	later	JJ
cord-354029-mp5r82g4	422	11	stages	stage	NNS
cord-354029-mp5r82g4	422	12	of	of	IN
cord-354029-mp5r82g4	422	13	fusion	fusion	NN
cord-354029-mp5r82g4	422	14	is	be	VBZ
cord-354029-mp5r82g4	422	15	not	not	RB
cord-354029-mp5r82g4	422	16	known	know	VBN
cord-354029-mp5r82g4	422	17	.	.	.
cord-354029-mp5r82g4	423	1	Some	some	DT
cord-354029-mp5r82g4	423	2	studies	study	NNS
cord-354029-mp5r82g4	423	3	using	use	VBG
cord-354029-mp5r82g4	423	4	synthetic	synthetic	JJ
cord-354029-mp5r82g4	423	5	peptides	peptide	NNS
cord-354029-mp5r82g4	423	6	have	have	VBP
cord-354029-mp5r82g4	423	7	suggested	suggest	VBN
cord-354029-mp5r82g4	423	8	a	a	DT
cord-354029-mp5r82g4	423	9	direct	direct	JJ
cord-354029-mp5r82g4	423	10	interaction	interaction	NN
cord-354029-mp5r82g4	423	11	between	between	IN
cord-354029-mp5r82g4	423	12	the	the	DT
cord-354029-mp5r82g4	423	13	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	423	14	tail	tail	NN
cord-354029-mp5r82g4	423	15	and	and	CC
cord-354029-mp5r82g4	423	16	the	the	DT
cord-354029-mp5r82g4	423	17	viral	viral	JJ
cord-354029-mp5r82g4	423	18	membrane	membrane	NN
cord-354029-mp5r82g4	423	19	(	(	-LRB-
cord-354029-mp5r82g4	423	20	Chen	Chen	NNP
cord-354029-mp5r82g4	423	21	et	et	NNP
cord-354029-mp5r82g4	423	22	al	al	NNP
cord-354029-mp5r82g4	423	23	.	.	.
cord-354029-mp5r82g4	424	1	2001b	2001b	CD
cord-354029-mp5r82g4	424	2	;	;	:
cord-354029-mp5r82g4	424	3	Fujii	Fujii	NNP
cord-354029-mp5r82g4	424	4	et	et	NNP
cord-354029-mp5r82g4	424	5	al	al	NNP
cord-354029-mp5r82g4	424	6	.	.	.
cord-354029-mp5r82g4	424	7	1992	1992	CD
cord-354029-mp5r82g4	425	1	;	;	:
cord-354029-mp5r82g4	425	2	Gawrisch	Gawrisch	NNP
cord-354029-mp5r82g4	425	3	et	et	NNP
cord-354029-mp5r82g4	425	4	al	al	NNP
cord-354029-mp5r82g4	425	5	.	.	NNP
cord-354029-mp5r82g4	425	6	1993	1993	CD
cord-354029-mp5r82g4	425	7	;	;	:
cord-354029-mp5r82g4	425	8	Haffar	Haffar	NNP
cord-354029-mp5r82g4	425	9	et	et	NNP
cord-354029-mp5r82g4	425	10	al	al	NNP
cord-354029-mp5r82g4	425	11	.	.	.
cord-354029-mp5r82g4	426	1	1991	1991	CD
cord-354029-mp5r82g4	426	2	;	;	:
cord-354029-mp5r82g4	426	3	.	.	.
cord-354029-mp5r82g4	427	1	Others	other	NNS
cord-354029-mp5r82g4	427	2	have	have	VBP
cord-354029-mp5r82g4	427	3	shown	show	VBN
cord-354029-mp5r82g4	427	4	that	that	IN
cord-354029-mp5r82g4	427	5	the	the	DT
cord-354029-mp5r82g4	427	6	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	427	7	tail	tail	NN
cord-354029-mp5r82g4	427	8	can	can	MD
cord-354029-mp5r82g4	427	9	influence	influence	VB
cord-354029-mp5r82g4	427	10	the	the	DT
cord-354029-mp5r82g4	427	11	structure	structure	NN
cord-354029-mp5r82g4	427	12	of	of	IN
cord-354029-mp5r82g4	427	13	the	the	DT
cord-354029-mp5r82g4	427	14	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	427	15	of	of	IN
cord-354029-mp5r82g4	427	16	the	the	DT
cord-354029-mp5r82g4	427	17	fusion	fusion	NN
cord-354029-mp5r82g4	427	18	protein	protein	NN
cord-354029-mp5r82g4	427	19	(	(	-LRB-
cord-354029-mp5r82g4	427	20	Aguilar	Aguilar	NNP
cord-354029-mp5r82g4	427	21	et	et	NNP
cord-354029-mp5r82g4	427	22	al	al	NNP
cord-354029-mp5r82g4	427	23	.	.	NNP
cord-354029-mp5r82g4	427	24	2003	2003	CD
cord-354029-mp5r82g4	427	25	;	;	:
cord-354029-mp5r82g4	427	26	Edwards	Edwards	NNP
cord-354029-mp5r82g4	427	27	et	et	NNP
cord-354029-mp5r82g4	427	28	al	al	NNP
cord-354029-mp5r82g4	427	29	.	.	.
cord-354029-mp5r82g4	427	30	2002	2002	CD
cord-354029-mp5r82g4	427	31	)	)	-RRB-
cord-354029-mp5r82g4	427	32	.	.	.
cord-354029-mp5r82g4	428	1	The	the	DT
cord-354029-mp5r82g4	428	2	ability	ability	NN
cord-354029-mp5r82g4	428	3	of	of	IN
cord-354029-mp5r82g4	428	4	the	the	DT
cord-354029-mp5r82g4	428	5	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	428	6	tail	tail	NN
cord-354029-mp5r82g4	428	7	to	to	TO
cord-354029-mp5r82g4	428	8	affect	affect	VB
cord-354029-mp5r82g4	428	9	ectodomain	ectodomain	JJ
cord-354029-mp5r82g4	428	10	structure	structure	NN
cord-354029-mp5r82g4	428	11	is	be	VBZ
cord-354029-mp5r82g4	428	12	most	most	RBS
cord-354029-mp5r82g4	428	13	clearly	clearly	RB
cord-354029-mp5r82g4	428	14	manifested	manifest	VBN
cord-354029-mp5r82g4	428	15	for	for	IN
cord-354029-mp5r82g4	428	16	those	those	DT
cord-354029-mp5r82g4	428	17	viral	viral	JJ
cord-354029-mp5r82g4	428	18	fusion	fusion	NN
cord-354029-mp5r82g4	428	19	proteins	protein	NNS
cord-354029-mp5r82g4	428	20	that	that	WDT
cord-354029-mp5r82g4	428	21	harbor	harbor	VBP
cord-354029-mp5r82g4	428	22	fusion	fusion	NN
cord-354029-mp5r82g4	428	23	-	-	HYPH
cord-354029-mp5r82g4	428	24	suppressing	suppress	VBG
cord-354029-mp5r82g4	428	25	sequences	sequence	NNS
cord-354029-mp5r82g4	428	26	.	.	.
cord-354029-mp5r82g4	429	1	These	these	DT
cord-354029-mp5r82g4	429	2	sequences	sequence	NNS
cord-354029-mp5r82g4	429	3	have	have	VBP
cord-354029-mp5r82g4	429	4	been	be	VBN
cord-354029-mp5r82g4	429	5	found	find	VBN
cord-354029-mp5r82g4	429	6	in	in	IN
cord-354029-mp5r82g4	429	7	the	the	DT
cord-354029-mp5r82g4	429	8	fusion	fusion	NN
cord-354029-mp5r82g4	429	9	proteins	protein	NNS
cord-354029-mp5r82g4	429	10	of	of	IN
cord-354029-mp5r82g4	429	11	MLV	MLV	NNP
cord-354029-mp5r82g4	429	12	(	(	-LRB-
cord-354029-mp5r82g4	429	13	Ragheb	Ragheb	NNP
cord-354029-mp5r82g4	429	14	and	and	CC
cord-354029-mp5r82g4	429	15	Anderson	Anderson	NNP
cord-354029-mp5r82g4	429	16	1994	1994	CD
cord-354029-mp5r82g4	429	17	)	)	-RRB-
cord-354029-mp5r82g4	429	18	,	,	,
cord-354029-mp5r82g4	429	19	other	other	JJ
cord-354029-mp5r82g4	429	20	type	type	NN
cord-354029-mp5r82g4	429	21	C	c	NN
cord-354029-mp5r82g4	429	22	retroviruses	retrovirus	NNS
cord-354029-mp5r82g4	429	23	(	(	-LRB-
cord-354029-mp5r82g4	429	24	Bobkova	Bobkova	NNP
cord-354029-mp5r82g4	429	25	et	et	NNP
cord-354029-mp5r82g4	429	26	al	al	NNP
cord-354029-mp5r82g4	429	27	.	.	.
cord-354029-mp5r82g4	429	28	2002	2002	CD
cord-354029-mp5r82g4	429	29	)	)	-RRB-
cord-354029-mp5r82g4	429	30	,	,	,
cord-354029-mp5r82g4	429	31	some	some	DT
cord-354029-mp5r82g4	429	32	lentiviruses	lentiviruse	NNS
cord-354029-mp5r82g4	429	33	(	(	-LRB-
cord-354029-mp5r82g4	429	34	Kim	Kim	NNP
cord-354029-mp5r82g4	429	35	et	et	NNP
cord-354029-mp5r82g4	429	36	al	al	NNP
cord-354029-mp5r82g4	429	37	.	.	NNP
cord-354029-mp5r82g4	429	38	2003	2003	CD
cord-354029-mp5r82g4	429	39	;	;	:
cord-354029-mp5r82g4	429	40	Luciw	Luciw	NNP
cord-354029-mp5r82g4	429	41	et	et	NNP
cord-354029-mp5r82g4	429	42	al	al	NNP
cord-354029-mp5r82g4	429	43	.	.	.
cord-354029-mp5r82g4	429	44	1998	1998	CD
cord-354029-mp5r82g4	429	45	)	)	-RRB-
cord-354029-mp5r82g4	429	46	,	,	,
cord-354029-mp5r82g4	429	47	and	and	CC
cord-354029-mp5r82g4	429	48	a	a	DT
cord-354029-mp5r82g4	429	49	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	429	50	F	F	NNP
cord-354029-mp5r82g4	429	51	protein	protein	NN
cord-354029-mp5r82g4	429	52	(	(	-LRB-
cord-354029-mp5r82g4	429	53	Tong	Tong	NNP
cord-354029-mp5r82g4	429	54	et	et	NNP
cord-354029-mp5r82g4	429	55	al	al	NNP
cord-354029-mp5r82g4	429	56	.	.	.
cord-354029-mp5r82g4	429	57	2002	2002	CD
cord-354029-mp5r82g4	429	58	)	)	-RRB-
cord-354029-mp5r82g4	429	59	.	.	.
cord-354029-mp5r82g4	430	1	The	the	DT
cord-354029-mp5r82g4	430	2	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	430	3	tail	tail	NN
cord-354029-mp5r82g4	430	4	of	of	IN
cord-354029-mp5r82g4	430	5	MLV	MLV	NNP
cord-354029-mp5r82g4	430	6	Env	Env	NNP
cord-354029-mp5r82g4	430	7	is	be	VBZ
cord-354029-mp5r82g4	430	8	cleaved	cleave	VBN
cord-354029-mp5r82g4	430	9	during	during	IN
cord-354029-mp5r82g4	430	10	virus	virus	NN
cord-354029-mp5r82g4	430	11	budding	bud	VBG
cord-354029-mp5r82g4	430	12	(	(	-LRB-
cord-354029-mp5r82g4	430	13	Schultz	Schultz	NNP
cord-354029-mp5r82g4	430	14	and	and	CC
cord-354029-mp5r82g4	430	15	Rein	Rein	NNP
cord-354029-mp5r82g4	430	16	1985	1985	CD
cord-354029-mp5r82g4	430	17	)	)	-RRB-
cord-354029-mp5r82g4	430	18	.	.	.
cord-354029-mp5r82g4	431	1	MLV	MLV	NNP
cord-354029-mp5r82g4	431	2	Envs	Envs	NNP
cord-354029-mp5r82g4	431	3	harboring	harbor	VBG
cord-354029-mp5r82g4	431	4	uncleaved	uncleaved	JJ
cord-354029-mp5r82g4	431	5	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	431	6	tails	tail	NNS
cord-354029-mp5r82g4	431	7	do	do	VBP
cord-354029-mp5r82g4	431	8	not	not	RB
cord-354029-mp5r82g4	431	9	induce	induce	VB
cord-354029-mp5r82g4	431	10	fusion	fusion	NN
cord-354029-mp5r82g4	431	11	(	(	-LRB-
cord-354029-mp5r82g4	431	12	Yang	Yang	NNP
cord-354029-mp5r82g4	431	13	and	and	CC
cord-354029-mp5r82g4	431	14	Compans	Compans	NNP
cord-354029-mp5r82g4	431	15	1996	1996	CD
cord-354029-mp5r82g4	431	16	)	)	-RRB-
cord-354029-mp5r82g4	431	17	.	.	.
cord-354029-mp5r82g4	432	1	Although	although	IN
cord-354029-mp5r82g4	432	2	viruses	virus	NNS
cord-354029-mp5r82g4	432	3	lacking	lack	VBG
cord-354029-mp5r82g4	432	4	fusion	fusion	NN
cord-354029-mp5r82g4	432	5	-	-	HYPH
cord-354029-mp5r82g4	432	6	suppressing	suppress	VBG
cord-354029-mp5r82g4	432	7	sequences	sequence	NNS
cord-354029-mp5r82g4	432	8	display	display	VBP
cord-354029-mp5r82g4	432	9	increased	increase	VBN
cord-354029-mp5r82g4	432	10	cell	cell	NN
cord-354029-mp5r82g4	432	11	-	-	HYPH
cord-354029-mp5r82g4	432	12	cell	cell	NN
cord-354029-mp5r82g4	432	13	fusion	fusion	NN
cord-354029-mp5r82g4	432	14	,	,	,
cord-354029-mp5r82g4	432	15	they	-PRON-	PRP
cord-354029-mp5r82g4	432	16	are	be	VBP
cord-354029-mp5r82g4	432	17	more	more	RBR
cord-354029-mp5r82g4	432	18	susceptible	susceptible	JJ
cord-354029-mp5r82g4	432	19	to	to	IN
cord-354029-mp5r82g4	432	20	neutralizing	neutralize	VBG
cord-354029-mp5r82g4	432	21	antibodies	antibody	NNS
cord-354029-mp5r82g4	432	22	(	(	-LRB-
cord-354029-mp5r82g4	432	23	Januszeski	Januszeski	NNP
cord-354029-mp5r82g4	432	24	et	et	NNP
cord-354029-mp5r82g4	432	25	al	al	NNP
cord-354029-mp5r82g4	432	26	.	.	.
cord-354029-mp5r82g4	432	27	1997	1997	CD
cord-354029-mp5r82g4	432	28	;	;	.
cord-354029-mp5r82g4	433	1	Li	Li	NNP
cord-354029-mp5r82g4	433	2	et	et	NNP
cord-354029-mp5r82g4	433	3	al	al	NNP
cord-354029-mp5r82g4	433	4	.	.	.
cord-354029-mp5r82g4	434	1	2001	2001	CD
cord-354029-mp5r82g4	434	2	;	;	:
cord-354029-mp5r82g4	434	3	Rein	Rein	NNP
cord-354029-mp5r82g4	434	4	et	et	FW
cord-354029-mp5r82g4	434	5	al	al	NNP
cord-354029-mp5r82g4	434	6	.	.	.
cord-354029-mp5r82g4	434	7	1994	1994	CD
cord-354029-mp5r82g4	434	8	;	;	.
cord-354029-mp5r82g4	435	1	Yang	Yang	NNP
cord-354029-mp5r82g4	435	2	and	and	CC
cord-354029-mp5r82g4	435	3	Compans	Compans	NNP
cord-354029-mp5r82g4	435	4	1996	1996	CD
cord-354029-mp5r82g4	435	5	)	)	-RRB-
cord-354029-mp5r82g4	435	6	and	and	CC
cord-354029-mp5r82g4	435	7	are	be	VBP
cord-354029-mp5r82g4	435	8	impaired	impair	VBN
cord-354029-mp5r82g4	435	9	in	in	IN
cord-354029-mp5r82g4	435	10	their	-PRON-	PRP$
cord-354029-mp5r82g4	435	11	ability	ability	NN
cord-354029-mp5r82g4	435	12	to	to	TO
cord-354029-mp5r82g4	435	13	sustain	sustain	VB
cord-354029-mp5r82g4	435	14	multiple	multiple	JJ
cord-354029-mp5r82g4	435	15	rounds	round	NNS
cord-354029-mp5r82g4	435	16	of	of	IN
cord-354029-mp5r82g4	435	17	infection	infection	NN
cord-354029-mp5r82g4	436	1	(	(	-LRB-
cord-354029-mp5r82g4	436	2	Cathomen	Cathomen	NNP
cord-354029-mp5r82g4	436	3	et	et	FW
cord-354029-mp5r82g4	436	4	al	al	NNP
cord-354029-mp5r82g4	436	5	.	.	.
cord-354029-mp5r82g4	437	1	1998	1998	CD
cord-354029-mp5r82g4	437	2	;	;	:
cord-354029-mp5r82g4	437	3	Freed	Freed	NNP
cord-354029-mp5r82g4	437	4	and	and	CC
cord-354029-mp5r82g4	437	5	Martin	Martin	NNP
cord-354029-mp5r82g4	437	6	1996	1996	CD
cord-354029-mp5r82g4	437	7	;	;	:
cord-354029-mp5r82g4	437	8	Piller	Piller	NNP
cord-354029-mp5r82g4	437	9	et	et	NNP
cord-354029-mp5r82g4	437	10	al	al	NNP
cord-354029-mp5r82g4	437	11	.	.	.
cord-354029-mp5r82g4	437	12	2000	2000	CD
cord-354029-mp5r82g4	437	13	)	)	-RRB-
cord-354029-mp5r82g4	437	14	.	.	.
cord-354029-mp5r82g4	438	1	Acylation	acylation	NN
cord-354029-mp5r82g4	438	2	of	of	IN
cord-354029-mp5r82g4	438	3	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	438	4	tails	tail	NNS
cord-354029-mp5r82g4	438	5	can	can	MD
cord-354029-mp5r82g4	438	6	also	also	RB
cord-354029-mp5r82g4	438	7	affect	affect	VB
cord-354029-mp5r82g4	438	8	fusion	fusion	NN
cord-354029-mp5r82g4	438	9	,	,	,
cord-354029-mp5r82g4	438	10	apparently	apparently	RB
cord-354029-mp5r82g4	438	11	at	at	IN
cord-354029-mp5r82g4	438	12	a	a	DT
cord-354029-mp5r82g4	438	13	late	late	JJ
cord-354029-mp5r82g4	438	14	stage	stage	NN
cord-354029-mp5r82g4	438	15	.	.	.
cord-354029-mp5r82g4	439	1	For	for	IN
cord-354029-mp5r82g4	439	2	example	example	NN
cord-354029-mp5r82g4	439	3	,	,	,
cord-354029-mp5r82g4	439	4	a	a	DT
cord-354029-mp5r82g4	439	5	mutant	mutant	JJ
cord-354029-mp5r82g4	439	6	HA	HA	NNP
cord-354029-mp5r82g4	439	7	from	from	IN
cord-354029-mp5r82g4	439	8	the	the	DT
cord-354029-mp5r82g4	439	9	Japan	Japan	NNP
cord-354029-mp5r82g4	439	10	strain	strain	NN
cord-354029-mp5r82g4	439	11	of	of	IN
cord-354029-mp5r82g4	439	12	influenza	influenza	NN
cord-354029-mp5r82g4	439	13	in	in	IN
cord-354029-mp5r82g4	439	14	which	which	WDT
cord-354029-mp5r82g4	439	15	three	three	CD
cord-354029-mp5r82g4	439	16	(	(	-LRB-
cord-354029-mp5r82g4	439	17	normally	normally	RB
cord-354029-mp5r82g4	439	18	palmitoylated	palmitoylated	JJ
cord-354029-mp5r82g4	439	19	)	)	-RRB-
cord-354029-mp5r82g4	439	20	cysteine	cysteine	NN
cord-354029-mp5r82g4	439	21	residues	residue	NNS
cord-354029-mp5r82g4	439	22	were	be	VBD
cord-354029-mp5r82g4	439	23	mutated	mutate	VBN
cord-354029-mp5r82g4	439	24	appeared	appear	VBD
cord-354029-mp5r82g4	439	25	to	to	TO
cord-354029-mp5r82g4	439	26	fuse	fuse	VB
cord-354029-mp5r82g4	439	27	normally	normally	RB
cord-354029-mp5r82g4	439	28	when	when	WRB
cord-354029-mp5r82g4	439	29	monitored	monitor	VBN
cord-354029-mp5r82g4	439	30	by	by	IN
cord-354029-mp5r82g4	439	31	dye	dye	NN
cord-354029-mp5r82g4	439	32	redistribution	redistribution	NN
cord-354029-mp5r82g4	439	33	assays	assay	NNS
cord-354029-mp5r82g4	439	34	(	(	-LRB-
cord-354029-mp5r82g4	439	35	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	439	36	et	et	NNP
cord-354029-mp5r82g4	439	37	al	al	NNP
cord-354029-mp5r82g4	439	38	.	.	NNP
cord-354029-mp5r82g4	439	39	1997b	1997b	CD
cord-354029-mp5r82g4	439	40	)	)	-RRB-
cord-354029-mp5r82g4	439	41	.	.	.
cord-354029-mp5r82g4	440	1	However	however	RB
cord-354029-mp5r82g4	440	2	,	,	,
cord-354029-mp5r82g4	440	3	electrophysiological	electrophysiological	JJ
cord-354029-mp5r82g4	440	4	measurements	measurement	NNS
cord-354029-mp5r82g4	440	5	revealed	reveal	VBD
cord-354029-mp5r82g4	440	6	that	that	IN
cord-354029-mp5r82g4	440	7	fusion	fusion	NN
cord-354029-mp5r82g4	440	8	pores	pore	NNS
cord-354029-mp5r82g4	440	9	formed	form	VBN
cord-354029-mp5r82g4	440	10	by	by	IN
cord-354029-mp5r82g4	440	11	the	the	DT
cord-354029-mp5r82g4	440	12	mutant	mutant	JJ
cord-354029-mp5r82g4	440	13	HA	HA	NNP
cord-354029-mp5r82g4	440	14	did	do	VBD
cord-354029-mp5r82g4	440	15	not	not	RB
cord-354029-mp5r82g4	440	16	flicker	flicker	VB
cord-354029-mp5r82g4	440	17	like	like	IN
cord-354029-mp5r82g4	440	18	those	those	DT
cord-354029-mp5r82g4	440	19	formed	form	VBN
cord-354029-mp5r82g4	440	20	by	by	IN
cord-354029-mp5r82g4	440	21	wt	wt	NN
cord-354029-mp5r82g4	440	22	-	-	HYPH
cord-354029-mp5r82g4	440	23	HA	HA	NNP
cord-354029-mp5r82g4	440	24	(	(	-LRB-
cord-354029-mp5r82g4	440	25	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	440	26	et	et	NNP
cord-354029-mp5r82g4	440	27	al	al	NNP
cord-354029-mp5r82g4	440	28	.	.	NNP
cord-354029-mp5r82g4	440	29	1997b	1997b	CD
cord-354029-mp5r82g4	440	30	)	)	-RRB-
cord-354029-mp5r82g4	440	31	.	.	.
cord-354029-mp5r82g4	441	1	Similar	similar	JJ
cord-354029-mp5r82g4	441	2	mutations	mutation	NNS
cord-354029-mp5r82g4	441	3	in	in	IN
cord-354029-mp5r82g4	441	4	HA	HA	NNP
cord-354029-mp5r82g4	441	5	from	from	IN
cord-354029-mp5r82g4	441	6	the	the	DT
cord-354029-mp5r82g4	441	7	A	A	NNP
cord-354029-mp5r82g4	441	8	/	/	SYM
cord-354029-mp5r82g4	441	9	USSR/77	ussr/77	NN
cord-354029-mp5r82g4	441	10	(	(	-LRB-
cord-354029-mp5r82g4	441	11	H1N1	H1N1	NNP
cord-354029-mp5r82g4	441	12	)	)	-RRB-
cord-354029-mp5r82g4	441	13	and	and	CC
cord-354029-mp5r82g4	441	14	A	A	NNP
cord-354029-mp5r82g4	441	15	/	/	SYM
cord-354029-mp5r82g4	441	16	FPV	FPV	NNP
cord-354029-mp5r82g4	441	17	/	/	SYM
cord-354029-mp5r82g4	441	18	Rostock/34	rostock/34	CD
cord-354029-mp5r82g4	441	19	(	(	-LRB-
cord-354029-mp5r82g4	441	20	H7N1	H7N1	NNP
cord-354029-mp5r82g4	441	21	)	)	-RRB-
cord-354029-mp5r82g4	442	1	influenza	influenza	NN
cord-354029-mp5r82g4	442	2	subtypes	subtype	NNS
cord-354029-mp5r82g4	442	3	were	be	VBD
cord-354029-mp5r82g4	442	4	shown	show	VBN
cord-354029-mp5r82g4	442	5	,	,	,
cord-354029-mp5r82g4	442	6	respectively	respectively	RB
cord-354029-mp5r82g4	442	7	,	,	,
cord-354029-mp5r82g4	442	8	to	to	TO
cord-354029-mp5r82g4	442	9	inhibit	inhibit	VB
cord-354029-mp5r82g4	442	10	syncytia	syncytia	NN
cord-354029-mp5r82g4	442	11	formation	formation	NN
cord-354029-mp5r82g4	442	12	(	(	-LRB-
cord-354029-mp5r82g4	442	13	Fischer	Fischer	NNP
cord-354029-mp5r82g4	442	14	et	et	NNP
cord-354029-mp5r82g4	442	15	al	al	NNP
cord-354029-mp5r82g4	442	16	.	.	NNP
cord-354029-mp5r82g4	442	17	1998	1998	CD
cord-354029-mp5r82g4	442	18	)	)	-RRB-
cord-354029-mp5r82g4	442	19	and	and	CC
cord-354029-mp5r82g4	442	20	the	the	DT
cord-354029-mp5r82g4	442	21	transition	transition	NN
cord-354029-mp5r82g4	442	22	from	from	IN
cord-354029-mp5r82g4	442	23	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	442	24	to	to	IN
cord-354029-mp5r82g4	442	25	full	full	JJ
cord-354029-mp5r82g4	442	26	fusion	fusion	NN
cord-354029-mp5r82g4	442	27	.	.	.
cord-354029-mp5r82g4	443	1	Palmitoylation	Palmitoylation	NNP
cord-354029-mp5r82g4	443	2	of	of	IN
cord-354029-mp5r82g4	443	3	HIV	HIV	NNP
cord-354029-mp5r82g4	443	4	Env	Env	NNP
cord-354029-mp5r82g4	443	5	was	be	VBD
cord-354029-mp5r82g4	443	6	also	also	RB
cord-354029-mp5r82g4	443	7	shown	show	VBN
cord-354029-mp5r82g4	443	8	to	to	TO
cord-354029-mp5r82g4	443	9	be	be	VB
cord-354029-mp5r82g4	443	10	important	important	JJ
cord-354029-mp5r82g4	443	11	for	for	IN
cord-354029-mp5r82g4	443	12	Env	env	NN
cord-354029-mp5r82g4	443	13	incorporation	incorporation	NN
cord-354029-mp5r82g4	443	14	into	into	IN
cord-354029-mp5r82g4	443	15	virions	virion	NNS
cord-354029-mp5r82g4	443	16	and	and	CC
cord-354029-mp5r82g4	443	17	for	for	IN
cord-354029-mp5r82g4	443	18	infectivity	infectivity	NN
cord-354029-mp5r82g4	444	1	(	(	-LRB-
cord-354029-mp5r82g4	444	2	Rousso	Rousso	NNP
cord-354029-mp5r82g4	444	3	et	et	FW
cord-354029-mp5r82g4	444	4	al	al	NNP
cord-354029-mp5r82g4	444	5	.	.	.
cord-354029-mp5r82g4	444	6	2000	2000	CD
cord-354029-mp5r82g4	444	7	)	)	-RRB-
cord-354029-mp5r82g4	444	8	.	.	.
cord-354029-mp5r82g4	445	1	Thus	thus	RB
cord-354029-mp5r82g4	445	2	acylation	acylation	NN
cord-354029-mp5r82g4	445	3	of	of	IN
cord-354029-mp5r82g4	445	4	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	445	5	tails	tail	NNS
cord-354029-mp5r82g4	445	6	appears	appear	VBZ
cord-354029-mp5r82g4	445	7	to	to	TO
cord-354029-mp5r82g4	445	8	have	have	VB
cord-354029-mp5r82g4	445	9	multiple	multiple	JJ
cord-354029-mp5r82g4	445	10	effects	effect	NNS
cord-354029-mp5r82g4	445	11	on	on	IN
cord-354029-mp5r82g4	445	12	viral	viral	JJ
cord-354029-mp5r82g4	445	13	fusion	fusion	NN
cord-354029-mp5r82g4	445	14	reactions	reaction	NNS
cord-354029-mp5r82g4	445	15	,	,	,
cord-354029-mp5r82g4	445	16	the	the	DT
cord-354029-mp5r82g4	445	17	details	detail	NNS
cord-354029-mp5r82g4	445	18	of	of	IN
cord-354029-mp5r82g4	445	19	which	which	WDT
cord-354029-mp5r82g4	445	20	are	be	VBP
cord-354029-mp5r82g4	445	21	not	not	RB
cord-354029-mp5r82g4	445	22	completely	completely	RB
cord-354029-mp5r82g4	445	23	understood	understand	VBN
cord-354029-mp5r82g4	445	24	.	.	.
cord-354029-mp5r82g4	446	1	Lipid	lipid	NN
cord-354029-mp5r82g4	446	2	rafts	raft	NNS
cord-354029-mp5r82g4	446	3	are	be	VBP
cord-354029-mp5r82g4	446	4	plasma	plasma	NN
cord-354029-mp5r82g4	446	5	membrane	membrane	NN
cord-354029-mp5r82g4	446	6	microdomains	microdomain	NNS
cord-354029-mp5r82g4	446	7	that	that	WDT
cord-354029-mp5r82g4	446	8	are	be	VBP
cord-354029-mp5r82g4	446	9	enriched	enrich	VBN
cord-354029-mp5r82g4	446	10	in	in	IN
cord-354029-mp5r82g4	446	11	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	446	12	and	and	CC
cord-354029-mp5r82g4	446	13	glycosphingolipids	glycosphingolipid	NNS
cord-354029-mp5r82g4	446	14	with	with	IN
cord-354029-mp5r82g4	446	15	saturated	saturated	JJ
cord-354029-mp5r82g4	446	16	acyl	acyl	NN
cord-354029-mp5r82g4	446	17	chains	chain	NNS
cord-354029-mp5r82g4	446	18	.	.	.
cord-354029-mp5r82g4	447	1	They	-PRON-	PRP
cord-354029-mp5r82g4	447	2	are	be	VBP
cord-354029-mp5r82g4	447	3	organizational	organizational	JJ
cord-354029-mp5r82g4	447	4	platforms	platform	NNS
cord-354029-mp5r82g4	447	5	for	for	IN
cord-354029-mp5r82g4	447	6	a	a	DT
cord-354029-mp5r82g4	447	7	variety	variety	NN
cord-354029-mp5r82g4	447	8	of	of	IN
cord-354029-mp5r82g4	447	9	cellular	cellular	JJ
cord-354029-mp5r82g4	447	10	functions	function	NNS
cord-354029-mp5r82g4	447	11	including	include	VBG
cord-354029-mp5r82g4	447	12	sorting	sorting	NN
cord-354029-mp5r82g4	447	13	of	of	IN
cord-354029-mp5r82g4	447	14	membrane	membrane	NN
cord-354029-mp5r82g4	447	15	proteins	protein	NNS
cord-354029-mp5r82g4	447	16	and	and	CC
cord-354029-mp5r82g4	447	17	signaling	signal	VBG
cord-354029-mp5r82g4	447	18	(	(	-LRB-
cord-354029-mp5r82g4	447	19	Brown	Brown	NNP
cord-354029-mp5r82g4	447	20	and	and	CC
cord-354029-mp5r82g4	447	21	London	London	NNP
cord-354029-mp5r82g4	447	22	2000	2000	CD
cord-354029-mp5r82g4	447	23	)	)	-RRB-
cord-354029-mp5r82g4	447	24	.	.	.
cord-354029-mp5r82g4	448	1	Although	although	IN
cord-354029-mp5r82g4	448	2	there	there	EX
cord-354029-mp5r82g4	448	3	is	be	VBZ
cord-354029-mp5r82g4	448	4	growing	grow	VBG
cord-354029-mp5r82g4	448	5	evidence	evidence	NN
cord-354029-mp5r82g4	448	6	that	that	IN
cord-354029-mp5r82g4	448	7	certain	certain	JJ
cord-354029-mp5r82g4	448	8	viruses	virus	NNS
cord-354029-mp5r82g4	448	9	employ	employ	VBP
cord-354029-mp5r82g4	448	10	rafts	raft	NNS
cord-354029-mp5r82g4	448	11	,	,	,
cord-354029-mp5r82g4	448	12	or	or	CC
cord-354029-mp5r82g4	448	13	raftlike	raftlike	JJ
cord-354029-mp5r82g4	448	14	membrane	membrane	NN
cord-354029-mp5r82g4	448	15	microdomains	microdomain	NNS
cord-354029-mp5r82g4	448	16	,	,	,
cord-354029-mp5r82g4	448	17	during	during	IN
cord-354029-mp5r82g4	448	18	virus	virus	NN
cord-354029-mp5r82g4	448	19	assembly	assembly	NN
cord-354029-mp5r82g4	448	20	(	(	-LRB-
cord-354029-mp5r82g4	448	21	Suomalainen	Suomalainen	NNP
cord-354029-mp5r82g4	448	22	2002	2002	CD
cord-354029-mp5r82g4	448	23	)	)	-RRB-
cord-354029-mp5r82g4	448	24	,	,	,
cord-354029-mp5r82g4	448	25	the	the	DT
cord-354029-mp5r82g4	448	26	question	question	NN
cord-354029-mp5r82g4	448	27	of	of	IN
cord-354029-mp5r82g4	448	28	whether	whether	IN
cord-354029-mp5r82g4	448	29	these	these	DT
cord-354029-mp5r82g4	448	30	structures	structure	NNS
cord-354029-mp5r82g4	448	31	are	be	VBP
cord-354029-mp5r82g4	448	32	required	require	VBN
cord-354029-mp5r82g4	448	33	at	at	IN
cord-354029-mp5r82g4	448	34	the	the	DT
cord-354029-mp5r82g4	448	35	site	site	NN
cord-354029-mp5r82g4	448	36	of	of	IN
cord-354029-mp5r82g4	448	37	fusion	fusion	NN
cord-354029-mp5r82g4	448	38	in	in	IN
cord-354029-mp5r82g4	448	39	the	the	DT
cord-354029-mp5r82g4	448	40	target	target	NN
cord-354029-mp5r82g4	448	41	cell	cell	NN
cord-354029-mp5r82g4	448	42	is	be	VBZ
cord-354029-mp5r82g4	448	43	less	less	RBR
cord-354029-mp5r82g4	448	44	clear	clear	JJ
cord-354029-mp5r82g4	448	45	.	.	.
cord-354029-mp5r82g4	449	1	Here	here	RB
cord-354029-mp5r82g4	449	2	,	,	,
cord-354029-mp5r82g4	449	3	we	-PRON-	PRP
cord-354029-mp5r82g4	449	4	consider	consider	VBP
cord-354029-mp5r82g4	449	5	the	the	DT
cord-354029-mp5r82g4	449	6	role	role	NN
cord-354029-mp5r82g4	449	7	of	of	IN
cord-354029-mp5r82g4	449	8	rafts	raft	NNS
cord-354029-mp5r82g4	449	9	in	in	IN
cord-354029-mp5r82g4	449	10	the	the	DT
cord-354029-mp5r82g4	449	11	fusion	fusion	NN
cord-354029-mp5r82g4	449	12	of	of	IN
cord-354029-mp5r82g4	449	13	two	two	CD
cord-354029-mp5r82g4	449	14	enveloped	envelop	VBN
cord-354029-mp5r82g4	449	15	viruses	virus	NNS
cord-354029-mp5r82g4	449	16	,	,	,
cord-354029-mp5r82g4	449	17	SFV	SFV	NNP
cord-354029-mp5r82g4	449	18	and	and	CC
cord-354029-mp5r82g4	449	19	HIV	HIV	NNP
cord-354029-mp5r82g4	449	20	.	.	.
cord-354029-mp5r82g4	450	1	It	-PRON-	PRP
cord-354029-mp5r82g4	450	2	is	be	VBZ
cord-354029-mp5r82g4	450	3	important	important	JJ
cord-354029-mp5r82g4	450	4	to	to	TO
cord-354029-mp5r82g4	450	5	consider	consider	VB
cord-354029-mp5r82g4	450	6	whether	whether	IN
cord-354029-mp5r82g4	450	7	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	450	8	and/or	and/or	CC
cord-354029-mp5r82g4	450	9	sphingolipids	sphingolipid	NNS
cord-354029-mp5r82g4	450	10	are	be	VBP
cord-354029-mp5r82g4	450	11	required	require	VBN
cord-354029-mp5r82g4	450	12	for	for	IN
cord-354029-mp5r82g4	450	13	fusion	fusion	NN
cord-354029-mp5r82g4	450	14	because	because	IN
cord-354029-mp5r82g4	450	15	they	-PRON-	PRP
cord-354029-mp5r82g4	450	16	are	be	VBP
cord-354029-mp5r82g4	450	17	found	find	VBN
cord-354029-mp5r82g4	450	18	in	in	IN
cord-354029-mp5r82g4	450	19	lipid	lipid	NN
cord-354029-mp5r82g4	450	20	rafts	raft	NNS
cord-354029-mp5r82g4	450	21	,	,	,
cord-354029-mp5r82g4	450	22	or	or	CC
cord-354029-mp5r82g4	450	23	if	if	IN
cord-354029-mp5r82g4	450	24	they	-PRON-	PRP
cord-354029-mp5r82g4	450	25	serve	serve	VBP
cord-354029-mp5r82g4	450	26	some	some	DT
cord-354029-mp5r82g4	450	27	other	other	JJ
cord-354029-mp5r82g4	450	28	purpose	purpose	NN
cord-354029-mp5r82g4	450	29	.	.	.
cord-354029-mp5r82g4	451	1	For	for	IN
cord-354029-mp5r82g4	451	2	example	example	NN
cord-354029-mp5r82g4	451	3	,	,	,
cord-354029-mp5r82g4	451	4	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	451	5	may	may	MD
cord-354029-mp5r82g4	451	6	interact	interact	VB
cord-354029-mp5r82g4	451	7	directly	directly	RB
cord-354029-mp5r82g4	451	8	with	with	IN
cord-354029-mp5r82g4	451	9	the	the	DT
cord-354029-mp5r82g4	451	10	fusion	fusion	NN
cord-354029-mp5r82g4	451	11	protein	protein	NN
cord-354029-mp5r82g4	451	12	,	,	,
cord-354029-mp5r82g4	451	13	thereby	thereby	RB
cord-354029-mp5r82g4	451	14	facilitating	facilitate	VBG
cord-354029-mp5r82g4	451	15	its	-PRON-	PRP$
cord-354029-mp5r82g4	451	16	insertion	insertion	NN
cord-354029-mp5r82g4	451	17	into	into	IN
cord-354029-mp5r82g4	451	18	the	the	DT
cord-354029-mp5r82g4	451	19	target	target	NN
cord-354029-mp5r82g4	451	20	membrane	membrane	NN
cord-354029-mp5r82g4	451	21	.	.	.
cord-354029-mp5r82g4	452	1	Alternatively	alternatively	RB
cord-354029-mp5r82g4	452	2	,	,	,
cord-354029-mp5r82g4	452	3	a	a	DT
cord-354029-mp5r82g4	452	4	need	need	NN
cord-354029-mp5r82g4	452	5	for	for	IN
cord-354029-mp5r82g4	452	6	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	452	7	and	and	CC
cord-354029-mp5r82g4	452	8	sphingolipids	sphingolipid	NNS
cord-354029-mp5r82g4	452	9	could	could	MD
cord-354029-mp5r82g4	452	10	reflect	reflect	VB
cord-354029-mp5r82g4	452	11	an	an	DT
cord-354029-mp5r82g4	452	12	ability	ability	NN
cord-354029-mp5r82g4	452	13	of	of	IN
cord-354029-mp5r82g4	452	14	raft	raft	NN
cord-354029-mp5r82g4	452	15	structures	structure	NNS
cord-354029-mp5r82g4	452	16	to	to	TO
cord-354029-mp5r82g4	452	17	concentrate	concentrate	VB
cord-354029-mp5r82g4	452	18	viral	viral	JJ
cord-354029-mp5r82g4	452	19	receptors	receptor	NNS
cord-354029-mp5r82g4	452	20	.	.	.
cord-354029-mp5r82g4	453	1	A	a	DT
cord-354029-mp5r82g4	453	2	third	third	JJ
cord-354029-mp5r82g4	453	3	possibility	possibility	NN
cord-354029-mp5r82g4	453	4	is	be	VBZ
cord-354029-mp5r82g4	453	5	that	that	IN
cord-354029-mp5r82g4	453	6	the	the	DT
cord-354029-mp5r82g4	453	7	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	453	8	imparts	impart	VBZ
cord-354029-mp5r82g4	453	9	the	the	DT
cord-354029-mp5r82g4	453	10	membrane	membrane	NN
cord-354029-mp5r82g4	453	11	fluidity	fluidity	NN
cord-354029-mp5r82g4	453	12	(	(	-LRB-
cord-354029-mp5r82g4	453	13	or	or	CC
cord-354029-mp5r82g4	453	14	other	other	JJ
cord-354029-mp5r82g4	453	15	biophysical	biophysical	JJ
cord-354029-mp5r82g4	453	16	properties	property	NNS
cord-354029-mp5r82g4	453	17	)	)	-RRB-
cord-354029-mp5r82g4	453	18	needed	need	VBD
cord-354029-mp5r82g4	453	19	to	to	TO
cord-354029-mp5r82g4	453	20	lower	lower	VB
cord-354029-mp5r82g4	453	21	the	the	DT
cord-354029-mp5r82g4	453	22	energy	energy	NN
cord-354029-mp5r82g4	453	23	barrier	barrier	NN
cord-354029-mp5r82g4	453	24	for	for	IN
cord-354029-mp5r82g4	453	25	fusion	fusion	NN
cord-354029-mp5r82g4	453	26	.	.	.
cord-354029-mp5r82g4	454	1	SFV	SFV	NNP
cord-354029-mp5r82g4	454	2	requires	require	VBZ
cord-354029-mp5r82g4	454	3	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	454	4	and	and	CC
cord-354029-mp5r82g4	454	5	sphingolipids	sphingolipid	NNS
cord-354029-mp5r82g4	454	6	in	in	IN
cord-354029-mp5r82g4	454	7	the	the	DT
cord-354029-mp5r82g4	454	8	target	target	NN
cord-354029-mp5r82g4	454	9	membrane	membrane	NN
cord-354029-mp5r82g4	454	10	for	for	IN
cord-354029-mp5r82g4	454	11	fusion	fusion	NN
cord-354029-mp5r82g4	454	12	.	.	.
cord-354029-mp5r82g4	455	1	These	these	DT
cord-354029-mp5r82g4	455	2	moieties	moiety	NNS
cord-354029-mp5r82g4	455	3	enable	enable	VBP
cord-354029-mp5r82g4	455	4	the	the	DT
cord-354029-mp5r82g4	455	5	SFV	sfv	NN
cord-354029-mp5r82g4	455	6	spike	spike	NN
cord-354029-mp5r82g4	455	7	protein	protein	NN
cord-354029-mp5r82g4	455	8	to	to	TO
cord-354029-mp5r82g4	455	9	undergo	undergo	VB
cord-354029-mp5r82g4	455	10	conformational	conformational	JJ
cord-354029-mp5r82g4	455	11	changes	change	NNS
cord-354029-mp5r82g4	455	12	and	and	CC
cord-354029-mp5r82g4	455	13	bind	bind	VB
cord-354029-mp5r82g4	455	14	to	to	IN
cord-354029-mp5r82g4	455	15	the	the	DT
cord-354029-mp5r82g4	455	16	target	target	NN
cord-354029-mp5r82g4	455	17	membrane	membrane	NN
cord-354029-mp5r82g4	455	18	(	(	-LRB-
cord-354029-mp5r82g4	455	19	Ahn	Ahn	NNP
cord-354029-mp5r82g4	455	20	et	et	NNP
cord-354029-mp5r82g4	455	21	al	al	NNP
cord-354029-mp5r82g4	455	22	.	.	.
cord-354029-mp5r82g4	455	23	2002	2002	CD
cord-354029-mp5r82g4	455	24	;	;	:
cord-354029-mp5r82g4	455	25	Kielian	Kielian	NNP
cord-354029-mp5r82g4	455	26	et	et	NNP
cord-354029-mp5r82g4	455	27	al	al	NNP
cord-354029-mp5r82g4	455	28	.	.	.
cord-354029-mp5r82g4	455	29	2000	2000	CD
cord-354029-mp5r82g4	455	30	)	)	-RRB-
cord-354029-mp5r82g4	455	31	.	.	.
cord-354029-mp5r82g4	456	1	In	in	IN
cord-354029-mp5r82g4	456	2	a	a	DT
cord-354029-mp5r82g4	456	3	recent	recent	JJ
cord-354029-mp5r82g4	456	4	study	study	NN
cord-354029-mp5r82g4	456	5	,	,	,
cord-354029-mp5r82g4	456	6	it	-PRON-	PRP
cord-354029-mp5r82g4	456	7	was	be	VBD
cord-354029-mp5r82g4	456	8	shown	show	VBN
cord-354029-mp5r82g4	456	9	that	that	IN
cord-354029-mp5r82g4	456	10	after	after	IN
cord-354029-mp5r82g4	456	11	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	456	12	association	association	NN
cord-354029-mp5r82g4	456	13	with	with	IN
cord-354029-mp5r82g4	456	14	target	target	NN
cord-354029-mp5r82g4	456	15	bilayers	bilayer	NNS
cord-354029-mp5r82g4	456	16	,	,	,
cord-354029-mp5r82g4	456	17	the	the	DT
cord-354029-mp5r82g4	456	18	SFV	SFV	NNP
cord-354029-mp5r82g4	456	19	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	456	20	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	456	21	associates	associate	NNS
cord-354029-mp5r82g4	456	22	with	with	IN
cord-354029-mp5r82g4	456	23	membrane	membrane	NN
cord-354029-mp5r82g4	456	24	structures	structure	NNS
cord-354029-mp5r82g4	456	25	with	with	IN
cord-354029-mp5r82g4	456	26	properties	property	NNS
cord-354029-mp5r82g4	456	27	similar	similar	JJ
cord-354029-mp5r82g4	456	28	to	to	IN
cord-354029-mp5r82g4	456	29	rafts	raft	NNS
cord-354029-mp5r82g4	456	30	.	.	.
cord-354029-mp5r82g4	457	1	However	however	RB
cord-354029-mp5r82g4	457	2	,	,	,
cord-354029-mp5r82g4	457	3	careful	careful	JJ
cord-354029-mp5r82g4	457	4	studies	study	NNS
cord-354029-mp5r82g4	457	5	using	use	VBG
cord-354029-mp5r82g4	457	6	liposomes	liposome	NNS
cord-354029-mp5r82g4	457	7	prepared	prepare	VBN
cord-354029-mp5r82g4	457	8	with	with	IN
cord-354029-mp5r82g4	457	9	specific	specific	JJ
cord-354029-mp5r82g4	457	10	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	457	11	and	and	CC
cord-354029-mp5r82g4	457	12	sphingolipid	sphingolipid	NN
cord-354029-mp5r82g4	457	13	analogs	analog	NNS
cord-354029-mp5r82g4	457	14	demonstrated	demonstrate	VBD
cord-354029-mp5r82g4	457	15	that	that	IN
cord-354029-mp5r82g4	457	16	the	the	DT
cord-354029-mp5r82g4	457	17	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	457	18	and	and	CC
cord-354029-mp5r82g4	457	19	sphingolipid	sphingolipid	NN
cord-354029-mp5r82g4	457	20	requirements	requirement	NNS
cord-354029-mp5r82g4	457	21	in	in	IN
cord-354029-mp5r82g4	457	22	the	the	DT
cord-354029-mp5r82g4	457	23	target	target	NN
cord-354029-mp5r82g4	457	24	membrane	membrane	NN
cord-354029-mp5r82g4	457	25	did	do	VBD
cord-354029-mp5r82g4	457	26	not	not	RB
cord-354029-mp5r82g4	457	27	correlate	correlate	VB
cord-354029-mp5r82g4	457	28	with	with	IN
cord-354029-mp5r82g4	457	29	their	-PRON-	PRP$
cord-354029-mp5r82g4	457	30	ability	ability	NN
cord-354029-mp5r82g4	457	31	to	to	TO
cord-354029-mp5r82g4	457	32	form	form	VB
cord-354029-mp5r82g4	457	33	lipid	lipid	NN
cord-354029-mp5r82g4	457	34	rafts	raft	NNS
cord-354029-mp5r82g4	457	35	(	(	-LRB-
cord-354029-mp5r82g4	457	36	Ahn	Ahn	NNP
cord-354029-mp5r82g4	457	37	et	et	NNP
cord-354029-mp5r82g4	457	38	al	al	NNP
cord-354029-mp5r82g4	457	39	.	.	.
cord-354029-mp5r82g4	457	40	2002	2002	CD
cord-354029-mp5r82g4	457	41	)	)	-RRB-
cord-354029-mp5r82g4	457	42	.	.	.
cord-354029-mp5r82g4	458	1	A	a	DT
cord-354029-mp5r82g4	458	2	related	related	JJ
cord-354029-mp5r82g4	458	3	conclusion	conclusion	NN
cord-354029-mp5r82g4	458	4	was	be	VBD
cord-354029-mp5r82g4	458	5	drawn	draw	VBN
cord-354029-mp5r82g4	458	6	based	base	VBN
cord-354029-mp5r82g4	458	7	on	on	IN
cord-354029-mp5r82g4	458	8	the	the	DT
cord-354029-mp5r82g4	458	9	fusion	fusion	NN
cord-354029-mp5r82g4	458	10	activities	activity	NNS
cord-354029-mp5r82g4	458	11	of	of	IN
cord-354029-mp5r82g4	458	12	both	both	CC
cord-354029-mp5r82g4	458	13	SFV	SFV	NNP
cord-354029-mp5r82g4	458	14	and	and	CC
cord-354029-mp5r82g4	458	15	Sindbis	Sindbis	NNP
cord-354029-mp5r82g4	458	16	virus	virus	NN
cord-354029-mp5r82g4	458	17	with	with	IN
cord-354029-mp5r82g4	458	18	liposomes	liposome	NNS
cord-354029-mp5r82g4	459	1	(	(	-LRB-
cord-354029-mp5r82g4	459	2	Waarts	Waarts	NNP
cord-354029-mp5r82g4	459	3	et	et	NNP
cord-354029-mp5r82g4	459	4	al	al	NNP
cord-354029-mp5r82g4	459	5	.	.	.
cord-354029-mp5r82g4	459	6	2002	2002	CD
cord-354029-mp5r82g4	459	7	)	)	-RRB-
cord-354029-mp5r82g4	459	8	.	.	.
cord-354029-mp5r82g4	460	1	For	for	IN
cord-354029-mp5r82g4	460	2	both	both	DT
cord-354029-mp5r82g4	460	3	viruses	virus	NNS
cord-354029-mp5r82g4	460	4	,	,	,
cord-354029-mp5r82g4	460	5	the	the	DT
cord-354029-mp5r82g4	460	6	requirement	requirement	NN
cord-354029-mp5r82g4	460	7	for	for	IN
cord-354029-mp5r82g4	460	8	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	460	9	and	and	CC
cord-354029-mp5r82g4	460	10	sphingolipids	sphingolipid	NNS
cord-354029-mp5r82g4	460	11	in	in	IN
cord-354029-mp5r82g4	460	12	the	the	DT
cord-354029-mp5r82g4	460	13	target	target	NN
cord-354029-mp5r82g4	460	14	membrane	membrane	NN
cord-354029-mp5r82g4	460	15	appears	appear	VBZ
cord-354029-mp5r82g4	460	16	to	to	TO
cord-354029-mp5r82g4	460	17	be	be	VB
cord-354029-mp5r82g4	460	18	for	for	IN
cord-354029-mp5r82g4	460	19	insertion	insertion	NN
cord-354029-mp5r82g4	460	20	of	of	IN
cord-354029-mp5r82g4	460	21	the	the	DT
cord-354029-mp5r82g4	460	22	fusion	fusion	NN
cord-354029-mp5r82g4	460	23	peptide	peptide	NN
cord-354029-mp5r82g4	460	24	(	(	-LRB-
cord-354029-mp5r82g4	460	25	Vashishtha	Vashishtha	NNP
cord-354029-mp5r82g4	460	26	et	et	FW
cord-354029-mp5r82g4	460	27	al	al	NNP
cord-354029-mp5r82g4	460	28	.	.	NNP
cord-354029-mp5r82g4	460	29	1998	1998	CD
cord-354029-mp5r82g4	460	30	)	)	-RRB-
cord-354029-mp5r82g4	460	31	.	.	.
cord-354029-mp5r82g4	461	1	In	in	IN
cord-354029-mp5r82g4	461	2	the	the	DT
cord-354029-mp5r82g4	461	3	case	case	NN
cord-354029-mp5r82g4	461	4	of	of	IN
cord-354029-mp5r82g4	461	5	HIV	HIV	NNP
cord-354029-mp5r82g4	461	6	,	,	,
cord-354029-mp5r82g4	461	7	several	several	JJ
cord-354029-mp5r82g4	461	8	studies	study	NNS
cord-354029-mp5r82g4	461	9	have	have	VBP
cord-354029-mp5r82g4	461	10	suggested	suggest	VBN
cord-354029-mp5r82g4	461	11	a	a	DT
cord-354029-mp5r82g4	461	12	need	need	NN
cord-354029-mp5r82g4	461	13	for	for	IN
cord-354029-mp5r82g4	461	14	raftlike	raftlike	JJ
cord-354029-mp5r82g4	461	15	membrane	membrane	NN
cord-354029-mp5r82g4	461	16	microdomains	microdomain	NNS
cord-354029-mp5r82g4	461	17	for	for	IN
cord-354029-mp5r82g4	461	18	virus	virus	NN
cord-354029-mp5r82g4	461	19	entry	entry	NN
cord-354029-mp5r82g4	462	1	(	(	-LRB-
cord-354029-mp5r82g4	462	2	Kozak	Kozak	NNP
cord-354029-mp5r82g4	462	3	et	et	NNP
cord-354029-mp5r82g4	462	4	al	al	NNP
cord-354029-mp5r82g4	462	5	.	.	.
cord-354029-mp5r82g4	463	1	2002	2002	CD
cord-354029-mp5r82g4	463	2	;	;	:
cord-354029-mp5r82g4	463	3	Popik	Popik	NNP
cord-354029-mp5r82g4	463	4	et	et	NNP
cord-354029-mp5r82g4	463	5	al	al	NNP
cord-354029-mp5r82g4	463	6	.	.	.
cord-354029-mp5r82g4	463	7	2002	2002	CD
cord-354029-mp5r82g4	463	8	)	)	-RRB-
cord-354029-mp5r82g4	463	9	.	.	.
cord-354029-mp5r82g4	464	1	Depleting	deplete	VBG
cord-354029-mp5r82g4	464	2	plasma	plasma	NN
cord-354029-mp5r82g4	464	3	membrane	membrane	NN
cord-354029-mp5r82g4	464	4	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	464	5	from	from	IN
cord-354029-mp5r82g4	464	6	target	target	NN
cord-354029-mp5r82g4	464	7	cells	cell	NNS
cord-354029-mp5r82g4	464	8	resulted	result	VBD
cord-354029-mp5r82g4	464	9	in	in	IN
cord-354029-mp5r82g4	464	10	reduced	reduce	VBN
cord-354029-mp5r82g4	464	11	levels	level	NNS
cord-354029-mp5r82g4	464	12	of	of	IN
cord-354029-mp5r82g4	464	13	virus	virus	NN
cord-354029-mp5r82g4	464	14	infectivity	infectivity	NN
cord-354029-mp5r82g4	464	15	or	or	CC
cord-354029-mp5r82g4	464	16	cell	cell	NN
cord-354029-mp5r82g4	464	17	-	-	HYPH
cord-354029-mp5r82g4	464	18	cell	cell	NN
cord-354029-mp5r82g4	464	19	fusion	fusion	NN
cord-354029-mp5r82g4	464	20	.	.	.
cord-354029-mp5r82g4	465	1	Other	other	JJ
cord-354029-mp5r82g4	465	2	studies	study	NNS
cord-354029-mp5r82g4	465	3	have	have	VBP
cord-354029-mp5r82g4	465	4	concluded	conclude	VBN
cord-354029-mp5r82g4	465	5	that	that	IN
cord-354029-mp5r82g4	465	6	rafts	raft	NNS
cord-354029-mp5r82g4	465	7	are	be	VBP
cord-354029-mp5r82g4	465	8	not	not	RB
cord-354029-mp5r82g4	465	9	necessary	necessary	JJ
cord-354029-mp5r82g4	465	10	for	for	IN
cord-354029-mp5r82g4	465	11	HIV	HIV	NNP
cord-354029-mp5r82g4	465	12	entry	entry	NN
cord-354029-mp5r82g4	466	1	(	(	-LRB-
cord-354029-mp5r82g4	466	2	Percherancier	Percherancier	NNP
cord-354029-mp5r82g4	466	3	et	et	NNP
cord-354029-mp5r82g4	466	4	al	al	NNP
cord-354029-mp5r82g4	466	5	.	.	.
cord-354029-mp5r82g4	467	1	2003	2003	CD
cord-354029-mp5r82g4	467	2	;	;	:
cord-354029-mp5r82g4	467	3	Viard	Viard	NNP
cord-354029-mp5r82g4	467	4	et	et	NNP
cord-354029-mp5r82g4	467	5	al	al	NNP
cord-354029-mp5r82g4	467	6	.	.	.
cord-354029-mp5r82g4	467	7	2002	2002	CD
cord-354029-mp5r82g4	467	8	)	)	-RRB-
cord-354029-mp5r82g4	467	9	.	.	.
cord-354029-mp5r82g4	468	1	In	in	IN
cord-354029-mp5r82g4	468	2	one	one	CD
cord-354029-mp5r82g4	468	3	study	study	NN
cord-354029-mp5r82g4	468	4	,	,	,
cord-354029-mp5r82g4	468	5	depleting	deplete	VBG
cord-354029-mp5r82g4	468	6	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	468	7	from	from	IN
cord-354029-mp5r82g4	468	8	cells	cell	NNS
cord-354029-mp5r82g4	468	9	that	that	WDT
cord-354029-mp5r82g4	468	10	express	express	VBP
cord-354029-mp5r82g4	468	11	low	low	JJ
cord-354029-mp5r82g4	468	12	levels	level	NNS
cord-354029-mp5r82g4	468	13	of	of	IN
cord-354029-mp5r82g4	468	14	virus	virus	NN
cord-354029-mp5r82g4	468	15	receptors	receptor	NNS
cord-354029-mp5r82g4	468	16	inhibited	inhibit	VBD
cord-354029-mp5r82g4	468	17	HIV	HIV	NNP
cord-354029-mp5r82g4	468	18	Env	Env	NNP
cord-354029-mp5r82g4	468	19	-	-	HYPH
cord-354029-mp5r82g4	468	20	mediated	mediate	VBN
cord-354029-mp5r82g4	468	21	cell	cell	NN
cord-354029-mp5r82g4	468	22	-	-	HYPH
cord-354029-mp5r82g4	468	23	cell	cell	NN
cord-354029-mp5r82g4	468	24	fusion	fusion	NN
cord-354029-mp5r82g4	468	25	,	,	,
cord-354029-mp5r82g4	468	26	but	but	CC
cord-354029-mp5r82g4	468	27	depleting	deplete	VBG
cord-354029-mp5r82g4	468	28	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	468	29	from	from	IN
cord-354029-mp5r82g4	468	30	cells	cell	NNS
cord-354029-mp5r82g4	468	31	that	that	WDT
cord-354029-mp5r82g4	468	32	express	express	VBP
cord-354029-mp5r82g4	468	33	high	high	JJ
cord-354029-mp5r82g4	468	34	levels	level	NNS
cord-354029-mp5r82g4	468	35	of	of	IN
cord-354029-mp5r82g4	468	36	virus	virus	NN
cord-354029-mp5r82g4	468	37	receptors	receptor	NNS
cord-354029-mp5r82g4	468	38	did	do	VBD
cord-354029-mp5r82g4	468	39	not	not	RB
cord-354029-mp5r82g4	468	40	(	(	-LRB-
cord-354029-mp5r82g4	468	41	Viard	Viard	NNP
cord-354029-mp5r82g4	468	42	et	et	NNP
cord-354029-mp5r82g4	468	43	al	al	NNP
cord-354029-mp5r82g4	468	44	.	.	.
cord-354029-mp5r82g4	468	45	2002	2002	CD
cord-354029-mp5r82g4	468	46	)	)	-RRB-
cord-354029-mp5r82g4	468	47	.	.	.
cord-354029-mp5r82g4	469	1	Therefore	therefore	RB
cord-354029-mp5r82g4	469	2	,	,	,
cord-354029-mp5r82g4	469	3	it	-PRON-	PRP
cord-354029-mp5r82g4	469	4	was	be	VBD
cord-354029-mp5r82g4	469	5	concluded	conclude	VBN
cord-354029-mp5r82g4	469	6	that	that	IN
cord-354029-mp5r82g4	469	7	rafts	raft	NNS
cord-354029-mp5r82g4	469	8	per	per	IN
cord-354029-mp5r82g4	469	9	se	se	FW
cord-354029-mp5r82g4	469	10	are	be	VBP
cord-354029-mp5r82g4	469	11	not	not	RB
cord-354029-mp5r82g4	469	12	needed	need	VBN
cord-354029-mp5r82g4	469	13	for	for	IN
cord-354029-mp5r82g4	469	14	fusion	fusion	NN
cord-354029-mp5r82g4	469	15	.	.	.
cord-354029-mp5r82g4	470	1	Rather	rather	RB
cord-354029-mp5r82g4	470	2	,	,	,
cord-354029-mp5r82g4	470	3	the	the	DT
cord-354029-mp5r82g4	470	4	presence	presence	NN
cord-354029-mp5r82g4	470	5	of	of	IN
cord-354029-mp5r82g4	470	6	raftlike	raftlike	JJ
cord-354029-mp5r82g4	470	7	structures	structure	NNS
cord-354029-mp5r82g4	470	8	in	in	IN
cord-354029-mp5r82g4	470	9	the	the	DT
cord-354029-mp5r82g4	470	10	plasma	plasma	NN
cord-354029-mp5r82g4	470	11	membrane	membrane	NN
cord-354029-mp5r82g4	470	12	may	may	MD
cord-354029-mp5r82g4	470	13	concentrate	concentrate	VB
cord-354029-mp5r82g4	470	14	virus	virus	NN
cord-354029-mp5r82g4	470	15	receptors	receptor	NNS
cord-354029-mp5r82g4	470	16	.	.	.
cord-354029-mp5r82g4	471	1	Previous	previous	JJ
cord-354029-mp5r82g4	471	2	work	work	NN
cord-354029-mp5r82g4	471	3	has	have	VBZ
cord-354029-mp5r82g4	471	4	shown	show	VBN
cord-354029-mp5r82g4	471	5	that	that	IN
cord-354029-mp5r82g4	471	6	a	a	DT
cord-354029-mp5r82g4	471	7	critical	critical	JJ
cord-354029-mp5r82g4	471	8	density	density	NN
cord-354029-mp5r82g4	471	9	of	of	IN
cord-354029-mp5r82g4	471	10	HIV	HIV	NNP
cord-354029-mp5r82g4	471	11	receptors	receptor	NNS
cord-354029-mp5r82g4	471	12	is	be	VBZ
cord-354029-mp5r82g4	471	13	required	require	VBN
cord-354029-mp5r82g4	471	14	for	for	IN
cord-354029-mp5r82g4	471	15	fusion	fusion	NN
cord-354029-mp5r82g4	471	16	and	and	CC
cord-354029-mp5r82g4	471	17	infection	infection	NN
cord-354029-mp5r82g4	471	18	(	(	-LRB-
cord-354029-mp5r82g4	471	19	Reeves	Reeves	NNP
cord-354029-mp5r82g4	471	20	et	et	NNP
cord-354029-mp5r82g4	471	21	al	al	NNP
cord-354029-mp5r82g4	471	22	.	.	.
cord-354029-mp5r82g4	471	23	2002	2002	CD
cord-354029-mp5r82g4	471	24	)	)	-RRB-
cord-354029-mp5r82g4	471	25	.	.	.
cord-354029-mp5r82g4	472	1	Clearly	clearly	RB
cord-354029-mp5r82g4	472	2	more	more	JJR
cord-354029-mp5r82g4	472	3	work	work	NN
cord-354029-mp5r82g4	472	4	is	be	VBZ
cord-354029-mp5r82g4	472	5	needed	need	VBN
cord-354029-mp5r82g4	472	6	to	to	TO
cord-354029-mp5r82g4	472	7	clarify	clarify	VB
cord-354029-mp5r82g4	472	8	the	the	DT
cord-354029-mp5r82g4	472	9	role	role	NN
cord-354029-mp5r82g4	472	10	of	of	IN
cord-354029-mp5r82g4	472	11	rafts	raft	NNS
cord-354029-mp5r82g4	472	12	in	in	IN
cord-354029-mp5r82g4	472	13	virus	virus	NN
cord-354029-mp5r82g4	472	14	-	-	HYPH
cord-354029-mp5r82g4	472	15	cell	cell	NN
cord-354029-mp5r82g4	472	16	fusion	fusion	NN
cord-354029-mp5r82g4	472	17	and	and	CC
cord-354029-mp5r82g4	472	18	entry	entry	NN
cord-354029-mp5r82g4	472	19	.	.	.
cord-354029-mp5r82g4	473	1	It	-PRON-	PRP
cord-354029-mp5r82g4	473	2	has	have	VBZ
cord-354029-mp5r82g4	473	3	recently	recently	RB
cord-354029-mp5r82g4	473	4	become	become	VBN
cord-354029-mp5r82g4	473	5	apparent	apparent	JJ
cord-354029-mp5r82g4	473	6	,	,	,
cord-354029-mp5r82g4	473	7	largely	largely	RB
cord-354029-mp5r82g4	473	8	because	because	IN
cord-354029-mp5r82g4	473	9	of	of	IN
cord-354029-mp5r82g4	473	10	the	the	DT
cord-354029-mp5r82g4	473	11	success	success	NN
cord-354029-mp5r82g4	473	12	of	of	IN
cord-354029-mp5r82g4	473	13	T-20	T-20	NNP
cord-354029-mp5r82g4	473	14	in	in	IN
cord-354029-mp5r82g4	473	15	the	the	DT
cord-354029-mp5r82g4	473	16	inhibition	inhibition	NN
cord-354029-mp5r82g4	473	17	of	of	IN
cord-354029-mp5r82g4	473	18	HIV	HIV	NNP
cord-354029-mp5r82g4	473	19	infection	infection	NN
cord-354029-mp5r82g4	473	20	in	in	IN
cord-354029-mp5r82g4	473	21	patients	patient	NNS
cord-354029-mp5r82g4	473	22	(	(	-LRB-
cord-354029-mp5r82g4	473	23	Jiang	Jiang	NNP
cord-354029-mp5r82g4	473	24	et	et	FW
cord-354029-mp5r82g4	473	25	al	al	NNP
cord-354029-mp5r82g4	473	26	.	.	.
cord-354029-mp5r82g4	473	27	2002	2002	CD
cord-354029-mp5r82g4	473	28	;	;	:
cord-354029-mp5r82g4	473	29	Kilby	Kilby	NNP
cord-354029-mp5r82g4	473	30	et	et	NNP
cord-354029-mp5r82g4	473	31	al	al	NNP
cord-354029-mp5r82g4	473	32	.	.	.
cord-354029-mp5r82g4	473	33	1998	1998	CD
cord-354029-mp5r82g4	473	34	)	)	-RRB-
cord-354029-mp5r82g4	473	35	,	,	,
cord-354029-mp5r82g4	473	36	that	that	DT
cord-354029-mp5r82g4	473	37	fusion	fusion	NN
cord-354029-mp5r82g4	473	38	is	be	VBZ
cord-354029-mp5r82g4	473	39	a	a	DT
cord-354029-mp5r82g4	473	40	good	good	JJ
cord-354029-mp5r82g4	473	41	target	target	NN
cord-354029-mp5r82g4	473	42	for	for	IN
cord-354029-mp5r82g4	473	43	antiviral	antiviral	JJ
cord-354029-mp5r82g4	473	44	intervention	intervention	NN
cord-354029-mp5r82g4	473	45	.	.	.
cord-354029-mp5r82g4	474	1	This	this	DT
cord-354029-mp5r82g4	474	2	was	be	VBD
cord-354029-mp5r82g4	474	3	originally	originally	RB
cord-354029-mp5r82g4	474	4	conceptualized	conceptualize	VBN
cord-354029-mp5r82g4	474	5	because	because	IN
cord-354029-mp5r82g4	474	6	fusion	fusion	NN
cord-354029-mp5r82g4	474	7	is	be	VBZ
cord-354029-mp5r82g4	474	8	an	an	DT
cord-354029-mp5r82g4	474	9	essential	essential	JJ
cord-354029-mp5r82g4	474	10	early	early	JJ
cord-354029-mp5r82g4	474	11	step	step	NN
cord-354029-mp5r82g4	474	12	in	in	IN
cord-354029-mp5r82g4	474	13	the	the	DT
cord-354029-mp5r82g4	474	14	virus	virus	NN
cord-354029-mp5r82g4	474	15	infectious	infectious	JJ
cord-354029-mp5r82g4	474	16	cycle	cycle	NN
cord-354029-mp5r82g4	474	17	,	,	,
cord-354029-mp5r82g4	474	18	it	-PRON-	PRP
cord-354029-mp5r82g4	474	19	happens	happen	VBZ
cord-354029-mp5r82g4	474	20	in	in	IN
cord-354029-mp5r82g4	474	21	an	an	DT
cord-354029-mp5r82g4	474	22	exoplasmic	exoplasmic	JJ
cord-354029-mp5r82g4	474	23	space	space	NN
cord-354029-mp5r82g4	474	24	,	,	,
cord-354029-mp5r82g4	474	25	and	and	CC
cord-354029-mp5r82g4	474	26	strategies	strategy	NNS
cord-354029-mp5r82g4	474	27	can	can	MD
cord-354029-mp5r82g4	474	28	be	be	VB
cord-354029-mp5r82g4	474	29	designed	design	VBN
cord-354029-mp5r82g4	474	30	to	to	TO
cord-354029-mp5r82g4	474	31	inhibit	inhibit	VB
cord-354029-mp5r82g4	474	32	fusion	fusion	NN
cord-354029-mp5r82g4	474	33	without	without	IN
cord-354029-mp5r82g4	474	34	interfering	interfere	VBG
cord-354029-mp5r82g4	474	35	with	with	IN
cord-354029-mp5r82g4	474	36	host	host	NN
cord-354029-mp5r82g4	474	37	cell	cell	NN
cord-354029-mp5r82g4	474	38	proteins	protein	NNS
cord-354029-mp5r82g4	474	39	.	.	.
cord-354029-mp5r82g4	475	1	Some	some	DT
cord-354029-mp5r82g4	475	2	fusion	fusion	NN
cord-354029-mp5r82g4	475	3	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	475	4	function	function	VBP
cord-354029-mp5r82g4	475	5	by	by	IN
cord-354029-mp5r82g4	475	6	inhibiting	inhibit	VBG
cord-354029-mp5r82g4	475	7	six	six	CD
cord-354029-mp5r82g4	475	8	-	-	HYPH
cord-354029-mp5r82g4	475	9	helix	helix	NN
cord-354029-mp5r82g4	475	10	bundle	bundle	NN
cord-354029-mp5r82g4	475	11	formation	formation	NN
cord-354029-mp5r82g4	475	12	.	.	.
cord-354029-mp5r82g4	476	1	Others	other	NNS
cord-354029-mp5r82g4	476	2	function	function	VBP
cord-354029-mp5r82g4	476	3	by	by	IN
cord-354029-mp5r82g4	476	4	preventing	prevent	VBG
cord-354029-mp5r82g4	476	5	earlier	early	JJR
cord-354029-mp5r82g4	476	6	conformational	conformational	JJ
cord-354029-mp5r82g4	476	7	changes	change	NNS
cord-354029-mp5r82g4	476	8	in	in	IN
cord-354029-mp5r82g4	476	9	viral	viral	JJ
cord-354029-mp5r82g4	476	10	fusion	fusion	NN
cord-354029-mp5r82g4	476	11	proteins	protein	NNS
cord-354029-mp5r82g4	476	12	.	.	.
cord-354029-mp5r82g4	477	1	The	the	DT
cord-354029-mp5r82g4	477	2	peptide	peptide	NN
cord-354029-mp5r82g4	477	3	T-20	T-20	NNP
cord-354029-mp5r82g4	477	4	(	(	-LRB-
cord-354029-mp5r82g4	477	5	also	also	RB
cord-354029-mp5r82g4	477	6	known	know	VBN
cord-354029-mp5r82g4	477	7	as	as	IN
cord-354029-mp5r82g4	477	8	Fuzeon	Fuzeon	NNP
cord-354029-mp5r82g4	477	9	)	)	-RRB-
cord-354029-mp5r82g4	477	10	corresponds	correspond	VBZ
cord-354029-mp5r82g4	477	11	to	to	IN
cord-354029-mp5r82g4	477	12	the	the	DT
cord-354029-mp5r82g4	477	13	C	C	NNP
cord-354029-mp5r82g4	477	14	-	-	HYPH
cord-354029-mp5r82g4	477	15	terminal	terminal	NN
cord-354029-mp5r82g4	477	16	helix	helix	NN
cord-354029-mp5r82g4	477	17	of	of	IN
cord-354029-mp5r82g4	477	18	HIV	HIV	NNP
cord-354029-mp5r82g4	477	19	Env	Env	NNP
cord-354029-mp5r82g4	477	20	(	(	-LRB-
cord-354029-mp5r82g4	477	21	Fig	Fig	NNP
cord-354029-mp5r82g4	477	22	.	.	.
cord-354029-mp5r82g4	477	23	3	3	CD
cord-354029-mp5r82g4	477	24	,	,	,
cord-354029-mp5r82g4	477	25	green	green	JJ
cord-354029-mp5r82g4	477	26	)	)	-RRB-
cord-354029-mp5r82g4	477	27	.	.	.
cord-354029-mp5r82g4	478	1	T-20	T-20	NNP
cord-354029-mp5r82g4	478	2	works	work	VBZ
cord-354029-mp5r82g4	478	3	by	by	IN
cord-354029-mp5r82g4	478	4	preventing	prevent	VBG
cord-354029-mp5r82g4	478	5	six	six	CD
cord-354029-mp5r82g4	478	6	-	-	HYPH
cord-354029-mp5r82g4	478	7	helix	helix	NN
cord-354029-mp5r82g4	478	8	bundle	bundle	NN
cord-354029-mp5r82g4	478	9	formation	formation	NN
cord-354029-mp5r82g4	478	10	.	.	.
cord-354029-mp5r82g4	479	1	T-20	T-20	NNP
cord-354029-mp5r82g4	479	2	is	be	VBZ
cord-354029-mp5r82g4	479	3	a	a	DT
cord-354029-mp5r82g4	479	4	potent	potent	JJ
cord-354029-mp5r82g4	479	5	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	479	6	of	of	IN
cord-354029-mp5r82g4	479	7	infections	infection	NNS
cord-354029-mp5r82g4	479	8	in	in	IN
cord-354029-mp5r82g4	479	9	tissue	tissue	NN
cord-354029-mp5r82g4	479	10	culture	culture	NN
cord-354029-mp5r82g4	479	11	.	.	.
cord-354029-mp5r82g4	480	1	Peptides	peptide	NNS
cord-354029-mp5r82g4	480	2	corresponding	correspond	VBG
cord-354029-mp5r82g4	480	3	to	to	IN
cord-354029-mp5r82g4	480	4	equivalent	equivalent	JJ
cord-354029-mp5r82g4	480	5	regions	region	NNS
cord-354029-mp5r82g4	480	6	of	of	IN
cord-354029-mp5r82g4	480	7	other	other	JJ
cord-354029-mp5r82g4	480	8	retroviruses	retrovirus	NNS
cord-354029-mp5r82g4	480	9	as	as	RB
cord-354029-mp5r82g4	480	10	well	well	RB
cord-354029-mp5r82g4	480	11	as	as	IN
cord-354029-mp5r82g4	480	12	several	several	JJ
cord-354029-mp5r82g4	480	13	paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	480	14	function	function	VBP
cord-354029-mp5r82g4	480	15	similarly	similarly	RB
cord-354029-mp5r82g4	481	1	(	(	-LRB-
cord-354029-mp5r82g4	481	2	Earp	Earp	NNP
cord-354029-mp5r82g4	481	3	et	et	NNP
cord-354029-mp5r82g4	481	4	al	al	NNP
cord-354029-mp5r82g4	481	5	.	.	.
cord-354029-mp5r82g4	482	1	2003	2003	CD
cord-354029-mp5r82g4	482	2	;	;	:
cord-354029-mp5r82g4	482	3	Russell	Russell	NNP
cord-354029-mp5r82g4	482	4	et	et	NNP
cord-354029-mp5r82g4	482	5	al	al	NNP
cord-354029-mp5r82g4	482	6	.	.	NNP
cord-354029-mp5r82g4	482	7	2001	2001	CD
cord-354029-mp5r82g4	482	8	)	)	-RRB-
cord-354029-mp5r82g4	482	9	.	.	.
cord-354029-mp5r82g4	483	1	Notably	notably	RB
cord-354029-mp5r82g4	483	2	,	,	,
cord-354029-mp5r82g4	483	3	all	all	DT
cord-354029-mp5r82g4	483	4	of	of	IN
cord-354029-mp5r82g4	483	5	the	the	DT
cord-354029-mp5r82g4	483	6	viruses	virus	NNS
cord-354029-mp5r82g4	483	7	that	that	WDT
cord-354029-mp5r82g4	483	8	have	have	VBP
cord-354029-mp5r82g4	483	9	been	be	VBN
cord-354029-mp5r82g4	483	10	shown	show	VBN
cord-354029-mp5r82g4	483	11	to	to	TO
cord-354029-mp5r82g4	483	12	be	be	VB
cord-354029-mp5r82g4	483	13	highly	highly	RB
cord-354029-mp5r82g4	483	14	susceptible	susceptible	JJ
cord-354029-mp5r82g4	483	15	to	to	IN
cord-354029-mp5r82g4	483	16	"	"	``
cord-354029-mp5r82g4	483	17	C	c	NN
cord-354029-mp5r82g4	483	18	-	-	HYPH
cord-354029-mp5r82g4	483	19	helix	helix	NN
cord-354029-mp5r82g4	483	20	"	"	''
cord-354029-mp5r82g4	483	21	peptide	peptide	NN
cord-354029-mp5r82g4	483	22	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	483	23	function	function	VBP
cord-354029-mp5r82g4	483	24	at	at	IN
cord-354029-mp5r82g4	483	25	neutral	neutral	JJ
cord-354029-mp5r82g4	483	26	pH	pH	NNP
cord-354029-mp5r82g4	483	27	,	,	,
cord-354029-mp5r82g4	483	28	at	at	IN
cord-354029-mp5r82g4	483	29	least	least	JJS
cord-354029-mp5r82g4	483	30	up	up	IN
cord-354029-mp5r82g4	483	31	to	to	IN
cord-354029-mp5r82g4	483	32	the	the	DT
cord-354029-mp5r82g4	483	33	lipid	lipid	NN
cord-354029-mp5r82g4	483	34	interacting	interact	VBG
cord-354029-mp5r82g4	483	35	stage	stage	NN
cord-354029-mp5r82g4	483	36	of	of	IN
cord-354029-mp5r82g4	483	37	virus	virus	NN
cord-354029-mp5r82g4	483	38	-	-	HYPH
cord-354029-mp5r82g4	483	39	cell	cell	NN
cord-354029-mp5r82g4	483	40	fusion	fusion	NN
cord-354029-mp5r82g4	484	1	(	(	-LRB-
cord-354029-mp5r82g4	484	2	Earp	Earp	NNP
cord-354029-mp5r82g4	484	3	et	et	NNP
cord-354029-mp5r82g4	484	4	al	al	NNP
cord-354029-mp5r82g4	484	5	.	.	NNP
cord-354029-mp5r82g4	484	6	2003	2003	CD
cord-354029-mp5r82g4	484	7	)	)	-RRB-
cord-354029-mp5r82g4	484	8	.	.	.
cord-354029-mp5r82g4	485	1	Peptides	peptide	NNS
cord-354029-mp5r82g4	485	2	corresponding	correspond	VBG
cord-354029-mp5r82g4	485	3	to	to	IN
cord-354029-mp5r82g4	485	4	the	the	DT
cord-354029-mp5r82g4	485	5	N	n	CD
cord-354029-mp5r82g4	485	6	-	-	HYPH
cord-354029-mp5r82g4	485	7	terminal	terminal	NN
cord-354029-mp5r82g4	485	8	helices	helix	NNS
cord-354029-mp5r82g4	485	9	of	of	IN
cord-354029-mp5r82g4	485	10	HIV	HIV	NNP
cord-354029-mp5r82g4	485	11	Env	Env	NNP
cord-354029-mp5r82g4	485	12	and	and	CC
cord-354029-mp5r82g4	485	13	the	the	DT
cord-354029-mp5r82g4	485	14	SV5	SV5	NNP
cord-354029-mp5r82g4	485	15	F	F	NNP
cord-354029-mp5r82g4	485	16	protein	protein	NN
cord-354029-mp5r82g4	485	17	also	also	RB
cord-354029-mp5r82g4	485	18	inhibit	inhibit	VBP
cord-354029-mp5r82g4	485	19	fusion	fusion	NN
cord-354029-mp5r82g4	485	20	,	,	,
cord-354029-mp5r82g4	485	21	although	although	IN
cord-354029-mp5r82g4	485	22	with	with	IN
cord-354029-mp5r82g4	485	23	lower	low	JJR
cord-354029-mp5r82g4	485	24	potency	potency	NN
cord-354029-mp5r82g4	485	25	(	(	-LRB-
cord-354029-mp5r82g4	485	26	Lu	Lu	NNP
cord-354029-mp5r82g4	485	27	et	et	FW
cord-354029-mp5r82g4	485	28	al	al	NNP
cord-354029-mp5r82g4	485	29	.	.	NNP
cord-354029-mp5r82g4	485	30	1995	1995	CD
cord-354029-mp5r82g4	485	31	;	;	:
cord-354029-mp5r82g4	485	32	Russell	Russell	NNP
cord-354029-mp5r82g4	485	33	et	et	NNP
cord-354029-mp5r82g4	485	34	al	al	NNP
cord-354029-mp5r82g4	485	35	.	.	NNP
cord-354029-mp5r82g4	485	36	2001	2001	CD
cord-354029-mp5r82g4	485	37	)	)	-RRB-
cord-354029-mp5r82g4	485	38	.	.	.
cord-354029-mp5r82g4	486	1	The	the	DT
cord-354029-mp5r82g4	486	2	mechanism	mechanism	NN
cord-354029-mp5r82g4	486	3	of	of	IN
cord-354029-mp5r82g4	486	4	inhibition	inhibition	NN
cord-354029-mp5r82g4	486	5	by	by	IN
cord-354029-mp5r82g4	486	6	N	n	CD
cord-354029-mp5r82g4	486	7	-	-	HYPH
cord-354029-mp5r82g4	486	8	terminal	terminal	NN
cord-354029-mp5r82g4	486	9	peptides	peptide	NNS
cord-354029-mp5r82g4	486	10	is	be	VBZ
cord-354029-mp5r82g4	486	11	still	still	RB
cord-354029-mp5r82g4	486	12	under	under	IN
cord-354029-mp5r82g4	486	13	consideration	consideration	NN
cord-354029-mp5r82g4	486	14	)	)	-RRB-
cord-354029-mp5r82g4	486	15	.	.	.
cord-354029-mp5r82g4	487	1	In	in	IN
cord-354029-mp5r82g4	487	2	the	the	DT
cord-354029-mp5r82g4	487	3	case	case	NN
cord-354029-mp5r82g4	487	4	of	of	IN
cord-354029-mp5r82g4	487	5	the	the	DT
cord-354029-mp5r82g4	487	6	SV5	SV5	NNP
cord-354029-mp5r82g4	487	7	F	F	NNP
cord-354029-mp5r82g4	487	8	,	,	,
cord-354029-mp5r82g4	487	9	the	the	DT
cord-354029-mp5r82g4	487	10	N	N	NNP
cord-354029-mp5r82g4	487	11	-	-	HYPH
cord-354029-mp5r82g4	487	12	peptide	peptide	NN
cord-354029-mp5r82g4	487	13	appears	appear	VBZ
cord-354029-mp5r82g4	487	14	to	to	TO
cord-354029-mp5r82g4	487	15	target	target	VB
cord-354029-mp5r82g4	487	16	an	an	DT
cord-354029-mp5r82g4	487	17	earlier	early	JJR
cord-354029-mp5r82g4	487	18	intermediate	intermediate	JJ
cord-354029-mp5r82g4	487	19	than	than	IN
cord-354029-mp5r82g4	487	20	the	the	DT
cord-354029-mp5r82g4	487	21	C	c	NN
cord-354029-mp5r82g4	487	22	-	-	HYPH
cord-354029-mp5r82g4	487	23	peptide	peptide	NN
cord-354029-mp5r82g4	487	24	.	.	.
cord-354029-mp5r82g4	488	1	Other	other	JJ
cord-354029-mp5r82g4	488	2	strategies	strategy	NNS
cord-354029-mp5r82g4	488	3	are	be	VBP
cord-354029-mp5r82g4	488	4	being	be	VBG
cord-354029-mp5r82g4	488	5	considered	consider	VBN
cord-354029-mp5r82g4	488	6	to	to	TO
cord-354029-mp5r82g4	488	7	stabilize	stabilize	VB
cord-354029-mp5r82g4	488	8	the	the	DT
cord-354029-mp5r82g4	488	9	prehairpin	prehairpin	NN
cord-354029-mp5r82g4	488	10	intermediate	intermediate	NN
cord-354029-mp5r82g4	488	11	(	(	-LRB-
cord-354029-mp5r82g4	488	12	Fig	Fig	NNP
cord-354029-mp5r82g4	488	13	.	.	.
cord-354029-mp5r82g4	488	14	3	3	CD
cord-354029-mp5r82g4	488	15	,	,	,
cord-354029-mp5r82g4	488	16	Step	step	NN
cord-354029-mp5r82g4	488	17	1	1	CD
cord-354029-mp5r82g4	488	18	)	)	-RRB-
cord-354029-mp5r82g4	488	19	and	and	CC
cord-354029-mp5r82g4	488	20	thereby	thereby	RB
cord-354029-mp5r82g4	488	21	prevent	prevent	VB
cord-354029-mp5r82g4	488	22	six	six	CD
cord-354029-mp5r82g4	488	23	-	-	HYPH
cord-354029-mp5r82g4	488	24	helix	helix	NN
cord-354029-mp5r82g4	488	25	bundle	bundle	NN
cord-354029-mp5r82g4	488	26	formation	formation	NN
cord-354029-mp5r82g4	488	27	.	.	.
cord-354029-mp5r82g4	489	1	One	one	CD
cord-354029-mp5r82g4	489	2	strategy	strategy	NN
cord-354029-mp5r82g4	489	3	is	be	VBZ
cord-354029-mp5r82g4	489	4	the	the	DT
cord-354029-mp5r82g4	489	5	development	development	NN
cord-354029-mp5r82g4	489	6	of	of	IN
cord-354029-mp5r82g4	489	7	antibodies	antibody	NNS
cord-354029-mp5r82g4	489	8	that	that	WDT
cord-354029-mp5r82g4	489	9	recognize	recognize	VBP
cord-354029-mp5r82g4	489	10	the	the	DT
cord-354029-mp5r82g4	489	11	prehairpin	prehairpin	NN
cord-354029-mp5r82g4	489	12	intermediate	intermediate	NN
cord-354029-mp5r82g4	489	13	(	(	-LRB-
cord-354029-mp5r82g4	489	14	Golding	Golding	NNP
cord-354029-mp5r82g4	489	15	et	et	NNP
cord-354029-mp5r82g4	489	16	al	al	NNP
cord-354029-mp5r82g4	489	17	.	.	.
cord-354029-mp5r82g4	489	18	2002	2002	CD
cord-354029-mp5r82g4	489	19	)	)	-RRB-
cord-354029-mp5r82g4	489	20	.	.	.
cord-354029-mp5r82g4	490	1	Another	another	DT
cord-354029-mp5r82g4	490	2	,	,	,
cord-354029-mp5r82g4	490	3	exemplified	exemplify	VBN
cord-354029-mp5r82g4	490	4	in	in	IN
cord-354029-mp5r82g4	490	5	three	three	CD
cord-354029-mp5r82g4	490	6	studies	study	NNS
cord-354029-mp5r82g4	490	7	,	,	,
cord-354029-mp5r82g4	490	8	is	be	VBZ
cord-354029-mp5r82g4	490	9	the	the	DT
cord-354029-mp5r82g4	490	10	development	development	NN
cord-354029-mp5r82g4	490	11	of	of	IN
cord-354029-mp5r82g4	490	12	small	small	JJ
cord-354029-mp5r82g4	490	13	molecules	molecule	NNS
cord-354029-mp5r82g4	490	14	that	that	WDT
cord-354029-mp5r82g4	490	15	prevent	prevent	VBP
cord-354029-mp5r82g4	490	16	six	six	CD
cord-354029-mp5r82g4	490	17	-	-	HYPH
cord-354029-mp5r82g4	490	18	helix	helix	NN
cord-354029-mp5r82g4	490	19	bundle	bundle	NN
cord-354029-mp5r82g4	490	20	formation	formation	NN
cord-354029-mp5r82g4	491	1	(	(	-LRB-
cord-354029-mp5r82g4	491	2	Debnath	Debnath	NNP
cord-354029-mp5r82g4	491	3	et	et	NNP
cord-354029-mp5r82g4	491	4	al	al	NNP
cord-354029-mp5r82g4	491	5	.	.	.
cord-354029-mp5r82g4	492	1	1999	1999	CD
cord-354029-mp5r82g4	492	2	;	;	:
cord-354029-mp5r82g4	492	3	Eckert	Eckert	NNP
cord-354029-mp5r82g4	492	4	et	et	NNP
cord-354029-mp5r82g4	492	5	al	al	NNP
cord-354029-mp5r82g4	492	6	.	.	.
cord-354029-mp5r82g4	493	1	1999	1999	CD
cord-354029-mp5r82g4	493	2	;	;	:
cord-354029-mp5r82g4	493	3	Ferrer	Ferrer	NNP
cord-354029-mp5r82g4	493	4	et	et	NNP
cord-354029-mp5r82g4	493	5	al	al	NNP
cord-354029-mp5r82g4	493	6	.	.	.
cord-354029-mp5r82g4	493	7	1999	1999	CD
cord-354029-mp5r82g4	493	8	)	)	-RRB-
cord-354029-mp5r82g4	493	9	.	.	.
cord-354029-mp5r82g4	494	1	All	all	DT
cord-354029-mp5r82g4	494	2	three	three	CD
cord-354029-mp5r82g4	494	3	studies	study	NNS
cord-354029-mp5r82g4	494	4	targeted	target	VBD
cord-354029-mp5r82g4	494	5	a	a	DT
cord-354029-mp5r82g4	494	6	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	494	7	pocket	pocket	NN
cord-354029-mp5r82g4	494	8	in	in	IN
cord-354029-mp5r82g4	494	9	the	the	DT
cord-354029-mp5r82g4	494	10	groove	groove	NN
cord-354029-mp5r82g4	494	11	of	of	IN
cord-354029-mp5r82g4	494	12	the	the	DT
cord-354029-mp5r82g4	494	13	central	central	JJ
cord-354029-mp5r82g4	494	14	coiled	coil	VBN
cord-354029-mp5r82g4	494	15	-	-	HYPH
cord-354029-mp5r82g4	494	16	coil	coil	NN
cord-354029-mp5r82g4	494	17	of	of	IN
cord-354029-mp5r82g4	494	18	HIV	HIV	NNP
cord-354029-mp5r82g4	494	19	gp41	gp41	NNP
cord-354029-mp5r82g4	494	20	that	that	WDT
cord-354029-mp5r82g4	494	21	is	be	VBZ
cord-354029-mp5r82g4	494	22	important	important	JJ
cord-354029-mp5r82g4	494	23	for	for	IN
cord-354029-mp5r82g4	494	24	interaction	interaction	NN
cord-354029-mp5r82g4	494	25	with	with	IN
cord-354029-mp5r82g4	494	26	the	the	DT
cord-354029-mp5r82g4	494	27	C	C	NNP
cord-354029-mp5r82g4	494	28	-	-	HYPH
cord-354029-mp5r82g4	494	29	terminal	terminal	NN
cord-354029-mp5r82g4	494	30	helix	helix	NN
cord-354029-mp5r82g4	494	31	in	in	IN
cord-354029-mp5r82g4	494	32	the	the	DT
cord-354029-mp5r82g4	494	33	post	post	JJ
cord-354029-mp5r82g4	494	34	-	-	JJ
cord-354029-mp5r82g4	494	35	fusion	fusion	JJ
cord-354029-mp5r82g4	494	36	form	form	NN
cord-354029-mp5r82g4	494	37	.	.	.
cord-354029-mp5r82g4	495	1	In	in	IN
cord-354029-mp5r82g4	495	2	the	the	DT
cord-354029-mp5r82g4	495	3	first	first	JJ
cord-354029-mp5r82g4	495	4	approach	approach	NN
cord-354029-mp5r82g4	495	5	,	,	,
cord-354029-mp5r82g4	495	6	two	two	CD
cord-354029-mp5r82g4	495	7	organic	organic	JJ
cord-354029-mp5r82g4	495	8	compounds	compound	NNS
cord-354029-mp5r82g4	495	9	were	be	VBD
cord-354029-mp5r82g4	495	10	identified	identify	VBN
cord-354029-mp5r82g4	495	11	from	from	IN
cord-354029-mp5r82g4	495	12	a	a	DT
cord-354029-mp5r82g4	495	13	screening	screening	NN
cord-354029-mp5r82g4	495	14	effort	effort	NN
cord-354029-mp5r82g4	495	15	conducted	conduct	VBN
cord-354029-mp5r82g4	495	16	in	in	IN
cord-354029-mp5r82g4	495	17	conjunction	conjunction	NN
cord-354029-mp5r82g4	495	18	with	with	IN
cord-354029-mp5r82g4	495	19	molecular	molecular	JJ
cord-354029-mp5r82g4	495	20	docking	docking	NN
cord-354029-mp5r82g4	495	21	,	,	,
cord-354029-mp5r82g4	495	22	a	a	DT
cord-354029-mp5r82g4	495	23	method	method	NN
cord-354029-mp5r82g4	495	24	to	to	TO
cord-354029-mp5r82g4	495	25	identify	identify	VB
cord-354029-mp5r82g4	495	26	small	small	JJ
cord-354029-mp5r82g4	495	27	molecules	molecule	NNS
cord-354029-mp5r82g4	495	28	that	that	WDT
cord-354029-mp5r82g4	495	29	fit	fit	VBP
cord-354029-mp5r82g4	495	30	in	in	IN
cord-354029-mp5r82g4	495	31	a	a	DT
cord-354029-mp5r82g4	495	32	target	target	NN
cord-354029-mp5r82g4	495	33	site	site	NN
cord-354029-mp5r82g4	495	34	(	(	-LRB-
cord-354029-mp5r82g4	495	35	Debnath	Debnath	NNP
cord-354029-mp5r82g4	495	36	et	et	NNP
cord-354029-mp5r82g4	495	37	al	al	NNP
cord-354029-mp5r82g4	495	38	.	.	.
cord-354029-mp5r82g4	495	39	1999	1999	CD
cord-354029-mp5r82g4	495	40	)	)	-RRB-
cord-354029-mp5r82g4	495	41	.	.	.
cord-354029-mp5r82g4	496	1	The	the	DT
cord-354029-mp5r82g4	496	2	second	second	JJ
cord-354029-mp5r82g4	496	3	approach	approach	NN
cord-354029-mp5r82g4	496	4	replaced	replace	VBD
cord-354029-mp5r82g4	496	5	three	three	CD
cord-354029-mp5r82g4	496	6	residues	residue	NNS
cord-354029-mp5r82g4	496	7	of	of	IN
cord-354029-mp5r82g4	496	8	the	the	DT
cord-354029-mp5r82g4	496	9	C	C	NNP
cord-354029-mp5r82g4	496	10	-	-	HYPH
cord-354029-mp5r82g4	496	11	terminal	terminal	NN
cord-354029-mp5r82g4	496	12	helix	helix	NN
cord-354029-mp5r82g4	496	13	that	that	WDT
cord-354029-mp5r82g4	496	14	bind	bind	VBP
cord-354029-mp5r82g4	496	15	to	to	IN
cord-354029-mp5r82g4	496	16	the	the	DT
cord-354029-mp5r82g4	496	17	hydrophobic	hydrophobic	JJ
cord-354029-mp5r82g4	496	18	pocket	pocket	NN
cord-354029-mp5r82g4	496	19	with	with	IN
cord-354029-mp5r82g4	496	20	organic	organic	JJ
cord-354029-mp5r82g4	496	21	moieties	moiety	NNS
cord-354029-mp5r82g4	496	22	,	,	,
cord-354029-mp5r82g4	496	23	generated	generate	VBN
cord-354029-mp5r82g4	496	24	by	by	IN
cord-354029-mp5r82g4	496	25	combinatorial	combinatorial	JJ
cord-354029-mp5r82g4	496	26	chemistry	chemistry	NN
cord-354029-mp5r82g4	496	27	(	(	-LRB-
cord-354029-mp5r82g4	496	28	Ferrer	Ferrer	NNP
cord-354029-mp5r82g4	496	29	et	et	NNP
cord-354029-mp5r82g4	496	30	al	al	NNP
cord-354029-mp5r82g4	496	31	.	.	.
cord-354029-mp5r82g4	496	32	1999	1999	CD
cord-354029-mp5r82g4	496	33	)	)	-RRB-
cord-354029-mp5r82g4	496	34	.	.	.
cord-354029-mp5r82g4	497	1	The	the	DT
cord-354029-mp5r82g4	497	2	third	third	JJ
cord-354029-mp5r82g4	497	3	approach	approach	NN
cord-354029-mp5r82g4	497	4	used	use	VBD
cord-354029-mp5r82g4	497	5	a	a	DT
cord-354029-mp5r82g4	497	6	mirror	mirror	NN
cord-354029-mp5r82g4	497	7	image	image	NN
cord-354029-mp5r82g4	497	8	phage	phage	NN
cord-354029-mp5r82g4	497	9	display	display	NN
cord-354029-mp5r82g4	497	10	library	library	NN
cord-354029-mp5r82g4	497	11	to	to	TO
cord-354029-mp5r82g4	497	12	identify	identify	VB
cord-354029-mp5r82g4	497	13	small	small	JJ
cord-354029-mp5r82g4	497	14	,	,	,
cord-354029-mp5r82g4	497	15	d	d	NN
cord-354029-mp5r82g4	497	16	-	-	HYPH
cord-354029-mp5r82g4	497	17	amino	amino	JJ
cord-354029-mp5r82g4	497	18	acid	acid	NN
cord-354029-mp5r82g4	497	19	containing	contain	VBG
cord-354029-mp5r82g4	497	20	peptides	peptide	NNS
cord-354029-mp5r82g4	497	21	that	that	WDT
cord-354029-mp5r82g4	497	22	bind	bind	VBP
cord-354029-mp5r82g4	497	23	to	to	IN
cord-354029-mp5r82g4	497	24	the	the	DT
cord-354029-mp5r82g4	497	25	pocket	pocket	NN
cord-354029-mp5r82g4	498	1	(	(	-LRB-
cord-354029-mp5r82g4	498	2	Eckert	Eckert	NNP
cord-354029-mp5r82g4	498	3	et	et	NNP
cord-354029-mp5r82g4	498	4	al	al	NNP
cord-354029-mp5r82g4	498	5	.	.	.
cord-354029-mp5r82g4	498	6	1999	1999	CD
cord-354029-mp5r82g4	498	7	)	)	-RRB-
cord-354029-mp5r82g4	498	8	.	.	.
cord-354029-mp5r82g4	499	1	Although	although	IN
cord-354029-mp5r82g4	499	2	none	none	NN
cord-354029-mp5r82g4	499	3	of	of	IN
cord-354029-mp5r82g4	499	4	the	the	DT
cord-354029-mp5r82g4	499	5	small	small	JJ
cord-354029-mp5r82g4	499	6	molecules	molecule	NNS
cord-354029-mp5r82g4	499	7	identified	identify	VBN
cord-354029-mp5r82g4	499	8	to	to	IN
cord-354029-mp5r82g4	499	9	date	date	NN
cord-354029-mp5r82g4	499	10	is	be	VBZ
cord-354029-mp5r82g4	499	11	as	as	RB
cord-354029-mp5r82g4	499	12	potent	potent	JJ
cord-354029-mp5r82g4	499	13	as	as	IN
cord-354029-mp5r82g4	499	14	T-20	T-20	NNP
cord-354029-mp5r82g4	499	15	,	,	,
cord-354029-mp5r82g4	499	16	the	the	DT
cord-354029-mp5r82g4	499	17	precedent	precedent	NN
cord-354029-mp5r82g4	499	18	has	have	VBZ
cord-354029-mp5r82g4	499	19	been	be	VBN
cord-354029-mp5r82g4	499	20	set	set	VBN
cord-354029-mp5r82g4	499	21	for	for	IN
cord-354029-mp5r82g4	499	22	attaining	attain	VBG
cord-354029-mp5r82g4	499	23	this	this	DT
cord-354029-mp5r82g4	499	24	goal	goal	NN
cord-354029-mp5r82g4	499	25	.	.	.
cord-354029-mp5r82g4	500	1	An	an	DT
cord-354029-mp5r82g4	500	2	effort	effort	NN
cord-354029-mp5r82g4	500	3	to	to	TO
cord-354029-mp5r82g4	500	4	block	block	VB
cord-354029-mp5r82g4	500	5	the	the	DT
cord-354029-mp5r82g4	500	6	fusion	fusion	NN
cord-354029-mp5r82g4	500	7	activity	activity	NN
cord-354029-mp5r82g4	500	8	of	of	IN
cord-354029-mp5r82g4	500	9	influenza	influenza	NN
cord-354029-mp5r82g4	500	10	was	be	VBD
cord-354029-mp5r82g4	500	11	based	base	VBN
cord-354029-mp5r82g4	500	12	on	on	IN
cord-354029-mp5r82g4	500	13	the	the	DT
cord-354029-mp5r82g4	500	14	idea	idea	NN
cord-354029-mp5r82g4	500	15	that	that	IN
cord-354029-mp5r82g4	500	16	maintaining	maintain	VBG
cord-354029-mp5r82g4	500	17	HA	HA	NNP
cord-354029-mp5r82g4	500	18	in	in	IN
cord-354029-mp5r82g4	500	19	its	-PRON-	PRP$
cord-354029-mp5r82g4	500	20	native	native	JJ
cord-354029-mp5r82g4	500	21	metastable	metastable	JJ
cord-354029-mp5r82g4	500	22	state	state	NN
cord-354029-mp5r82g4	500	23	should	should	MD
cord-354029-mp5r82g4	500	24	prevent	prevent	VB
cord-354029-mp5r82g4	500	25	fusion	fusion	NN
cord-354029-mp5r82g4	500	26	and	and	CC
cord-354029-mp5r82g4	500	27	infection	infection	NN
cord-354029-mp5r82g4	500	28	.	.	.
cord-354029-mp5r82g4	501	1	The	the	DT
cord-354029-mp5r82g4	501	2	first	first	JJ
cord-354029-mp5r82g4	501	3	trial	trial	NN
cord-354029-mp5r82g4	501	4	targeted	target	VBD
cord-354029-mp5r82g4	501	5	a	a	DT
cord-354029-mp5r82g4	501	6	site	site	NN
cord-354029-mp5r82g4	501	7	in	in	IN
cord-354029-mp5r82g4	501	8	X:31	X:31	NNP
cord-354029-mp5r82g4	501	9	HA	HA	NNP
cord-354029-mp5r82g4	501	10	that	that	WDT
cord-354029-mp5r82g4	501	11	includes	include	VBZ
cord-354029-mp5r82g4	501	12	part	part	NN
cord-354029-mp5r82g4	501	13	of	of	IN
cord-354029-mp5r82g4	501	14	the	the	DT
cord-354029-mp5r82g4	501	15	fusion	fusion	NN
cord-354029-mp5r82g4	501	16	peptide	peptide	NN
cord-354029-mp5r82g4	501	17	.	.	.
cord-354029-mp5r82g4	502	1	With	with	IN
cord-354029-mp5r82g4	502	2	the	the	DT
cord-354029-mp5r82g4	502	3	use	use	NN
cord-354029-mp5r82g4	502	4	of	of	IN
cord-354029-mp5r82g4	502	5	an	an	DT
cord-354029-mp5r82g4	502	6	antibody	antibody	NN
cord-354029-mp5r82g4	502	7	-	-	HYPH
cord-354029-mp5r82g4	502	8	based	base	VBN
cord-354029-mp5r82g4	502	9	assay	assay	NN
cord-354029-mp5r82g4	502	10	to	to	TO
cord-354029-mp5r82g4	502	11	monitor	monitor	VB
cord-354029-mp5r82g4	502	12	fusion	fusion	NN
cord-354029-mp5r82g4	502	13	peptide	peptide	NN
cord-354029-mp5r82g4	502	14	exposure	exposure	NN
cord-354029-mp5r82g4	502	15	,	,	,
cord-354029-mp5r82g4	502	16	a	a	DT
cord-354029-mp5r82g4	502	17	compound	compound	NN
cord-354029-mp5r82g4	502	18	,	,	,
cord-354029-mp5r82g4	502	19	tert	tert	NN
cord-354029-mp5r82g4	502	20	-	-	HYPH
cord-354029-mp5r82g4	502	21	butylhydroquinone	butylhydroquinone	NNP
cord-354029-mp5r82g4	502	22	(	(	-LRB-
cord-354029-mp5r82g4	502	23	TBHQ	TBHQ	NNP
cord-354029-mp5r82g4	502	24	)	)	-RRB-
cord-354029-mp5r82g4	502	25	,	,	,
cord-354029-mp5r82g4	502	26	that	that	WDT
cord-354029-mp5r82g4	502	27	prevents	prevent	VBZ
cord-354029-mp5r82g4	502	28	the	the	DT
cord-354029-mp5r82g4	502	29	first	first	JJ
cord-354029-mp5r82g4	502	30	stages	stage	NNS
cord-354029-mp5r82g4	502	31	of	of	IN
cord-354029-mp5r82g4	502	32	the	the	DT
cord-354029-mp5r82g4	502	33	HA	HA	NNP
cord-354029-mp5r82g4	502	34	conformational	conformational	JJ
cord-354029-mp5r82g4	502	35	change	change	NN
cord-354029-mp5r82g4	502	36	and	and	CC
cord-354029-mp5r82g4	502	37	inhibits	inhibit	VBZ
cord-354029-mp5r82g4	502	38	infectivity	infectivity	NN
cord-354029-mp5r82g4	502	39	was	be	VBD
cord-354029-mp5r82g4	502	40	discovered	discover	VBN
cord-354029-mp5r82g4	503	1	(	(	-LRB-
cord-354029-mp5r82g4	503	2	Bodian	Bodian	NNP
cord-354029-mp5r82g4	503	3	et	et	NNP
cord-354029-mp5r82g4	503	4	al	al	NNP
cord-354029-mp5r82g4	503	5	.	.	.
cord-354029-mp5r82g4	503	6	1993	1993	CD
cord-354029-mp5r82g4	503	7	)	)	-RRB-
cord-354029-mp5r82g4	503	8	.	.	.
cord-354029-mp5r82g4	504	1	A	a	DT
cord-354029-mp5r82g4	504	2	follow	follow	VB
cord-354029-mp5r82g4	504	3	-	-	HYPH
cord-354029-mp5r82g4	504	4	up	up	NN
cord-354029-mp5r82g4	504	5	study	study	NN
cord-354029-mp5r82g4	504	6	,	,	,
cord-354029-mp5r82g4	504	7	targeting	target	VBG
cord-354029-mp5r82g4	504	8	a	a	DT
cord-354029-mp5r82g4	504	9	site	site	NN
cord-354029-mp5r82g4	504	10	near	near	IN
cord-354029-mp5r82g4	504	11	the	the	DT
cord-354029-mp5r82g4	504	12	B	b	NN
cord-354029-mp5r82g4	504	13	-	-	HYPH
cord-354029-mp5r82g4	504	14	loop	loop	NN
cord-354029-mp5r82g4	504	15	in	in	IN
cord-354029-mp5r82g4	504	16	HA	HA	NNP
cord-354029-mp5r82g4	504	17	,	,	,
cord-354029-mp5r82g4	504	18	yielded	yield	VBD
cord-354029-mp5r82g4	504	19	additional	additional	JJ
cord-354029-mp5r82g4	504	20	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	504	21	.	.	.
cord-354029-mp5r82g4	505	1	Whereas	whereas	IN
cord-354029-mp5r82g4	505	2	some	some	DT
cord-354029-mp5r82g4	505	3	functioned	function	VBD
cord-354029-mp5r82g4	505	4	like	like	IN
cord-354029-mp5r82g4	505	5	TBHQ	TBHQ	NNP
cord-354029-mp5r82g4	505	6	,	,	,
cord-354029-mp5r82g4	505	7	a	a	DT
cord-354029-mp5r82g4	505	8	second	second	JJ
cord-354029-mp5r82g4	505	9	class	class	NN
cord-354029-mp5r82g4	505	10	was	be	VBD
cord-354029-mp5r82g4	505	11	identified	identify	VBN
cord-354029-mp5r82g4	505	12	that	that	IN
cord-354029-mp5r82g4	505	13	appeared	appear	VBD
cord-354029-mp5r82g4	505	14	to	to	TO
cord-354029-mp5r82g4	505	15	push	push	VB
cord-354029-mp5r82g4	505	16	HA	HA	NNP
cord-354029-mp5r82g4	505	17	to	to	IN
cord-354029-mp5r82g4	505	18	an	an	DT
cord-354029-mp5r82g4	505	19	inactive	inactive	JJ
cord-354029-mp5r82g4	505	20	state	state	NN
cord-354029-mp5r82g4	505	21	(	(	-LRB-
cord-354029-mp5r82g4	505	22	Hoffman	Hoffman	NNP
cord-354029-mp5r82g4	505	23	et	et	NNP
cord-354029-mp5r82g4	505	24	al	al	NNP
cord-354029-mp5r82g4	505	25	.	.	.
cord-354029-mp5r82g4	505	26	1997	1997	CD
cord-354029-mp5r82g4	505	27	)	)	-RRB-
cord-354029-mp5r82g4	505	28	.	.	.
cord-354029-mp5r82g4	506	1	A	a	DT
cord-354029-mp5r82g4	506	2	random	random	JJ
cord-354029-mp5r82g4	506	3	screen	screen	NN
cord-354029-mp5r82g4	506	4	against	against	IN
cord-354029-mp5r82g4	506	5	an	an	DT
cord-354029-mp5r82g4	506	6	H1	H1	NNP
cord-354029-mp5r82g4	506	7	influenza	influenza	NN
cord-354029-mp5r82g4	506	8	virus	virus	NN
cord-354029-mp5r82g4	506	9	identified	identify	VBD
cord-354029-mp5r82g4	506	10	an	an	DT
cord-354029-mp5r82g4	506	11	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	506	12	that	that	WDT
cord-354029-mp5r82g4	506	13	appears	appear	VBZ
cord-354029-mp5r82g4	506	14	to	to	TO
cord-354029-mp5r82g4	506	15	function	function	VB
cord-354029-mp5r82g4	506	16	similarly	similarly	RB
cord-354029-mp5r82g4	506	17	to	to	IN
cord-354029-mp5r82g4	506	18	TBHQ	TBHQ	NNP
cord-354029-mp5r82g4	506	19	.	.	.
cord-354029-mp5r82g4	507	1	In	in	IN
cord-354029-mp5r82g4	507	2	the	the	DT
cord-354029-mp5r82g4	507	3	latter	latter	JJ
cord-354029-mp5r82g4	507	4	case	case	NN
cord-354029-mp5r82g4	507	5	,	,	,
cord-354029-mp5r82g4	507	6	the	the	DT
cord-354029-mp5r82g4	507	7	binding	binding	NN
cord-354029-mp5r82g4	507	8	site	site	NN
cord-354029-mp5r82g4	507	9	for	for	IN
cord-354029-mp5r82g4	507	10	the	the	DT
cord-354029-mp5r82g4	507	11	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	507	12	was	be	VBD
cord-354029-mp5r82g4	507	13	mapped	map	VBN
cord-354029-mp5r82g4	507	14	to	to	IN
cord-354029-mp5r82g4	507	15	the	the	DT
cord-354029-mp5r82g4	507	16	vicinity	vicinity	NN
cord-354029-mp5r82g4	507	17	of	of	IN
cord-354029-mp5r82g4	507	18	the	the	DT
cord-354029-mp5r82g4	507	19	fusion	fusion	NN
cord-354029-mp5r82g4	507	20	peptide	peptide	NN
cord-354029-mp5r82g4	508	1	(	(	-LRB-
cord-354029-mp5r82g4	508	2	Cianci	Cianci	NNP
cord-354029-mp5r82g4	508	3	et	et	FW
cord-354029-mp5r82g4	508	4	al	al	NNP
cord-354029-mp5r82g4	508	5	.	.	.
cord-354029-mp5r82g4	508	6	1999	1999	CD
cord-354029-mp5r82g4	508	7	)	)	-RRB-
cord-354029-mp5r82g4	508	8	.	.	.
cord-354029-mp5r82g4	509	1	Other	other	JJ
cord-354029-mp5r82g4	509	2	small	small	JJ
cord-354029-mp5r82g4	509	3	molecules	molecule	NNS
cord-354029-mp5r82g4	509	4	that	that	WDT
cord-354029-mp5r82g4	509	5	inhibit	inhibit	VBP
cord-354029-mp5r82g4	509	6	conformational	conformational	JJ
cord-354029-mp5r82g4	509	7	changes	change	NNS
cord-354029-mp5r82g4	509	8	in	in	IN
cord-354029-mp5r82g4	509	9	HA	HA	NNP
cord-354029-mp5r82g4	509	10	have	have	VBP
cord-354029-mp5r82g4	509	11	been	be	VBN
cord-354029-mp5r82g4	509	12	identified	identify	VBN
cord-354029-mp5r82g4	509	13	(	(	-LRB-
cord-354029-mp5r82g4	509	14	Staschke	Staschke	NNP
cord-354029-mp5r82g4	509	15	et	et	NNP
cord-354029-mp5r82g4	509	16	al	al	NNP
cord-354029-mp5r82g4	509	17	.	.	NNP
cord-354029-mp5r82g4	509	18	1998	1998	CD
cord-354029-mp5r82g4	509	19	)	)	-RRB-
cord-354029-mp5r82g4	509	20	.	.	.
cord-354029-mp5r82g4	510	1	To	to	IN
cord-354029-mp5r82g4	510	2	date	date	NN
cord-354029-mp5r82g4	510	3	,	,	,
cord-354029-mp5r82g4	510	4	none	none	NN
cord-354029-mp5r82g4	510	5	of	of	IN
cord-354029-mp5r82g4	510	6	the	the	DT
cord-354029-mp5r82g4	510	7	HA	HA	NNP
cord-354029-mp5r82g4	510	8	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	510	9	has	have	VBZ
cord-354029-mp5r82g4	510	10	blocked	block	VBN
cord-354029-mp5r82g4	510	11	all	all	DT
cord-354029-mp5r82g4	510	12	HA	HA	NNP
cord-354029-mp5r82g4	510	13	subtypes	subtype	NNS
cord-354029-mp5r82g4	510	14	and	and	CC
cord-354029-mp5r82g4	510	15	none	none	NN
cord-354029-mp5r82g4	510	16	has	have	VBZ
cord-354029-mp5r82g4	510	17	an	an	DT
cord-354029-mp5r82g4	510	18	IC	IC	NNP
cord-354029-mp5r82g4	510	19	50	50	CD
cord-354029-mp5r82g4	510	20	value	value	NN
cord-354029-mp5r82g4	510	21	in	in	IN
cord-354029-mp5r82g4	510	22	the	the	DT
cord-354029-mp5r82g4	510	23	submicromolar	submicromolar	NNP
cord-354029-mp5r82g4	510	24	range	range	NN
cord-354029-mp5r82g4	510	25	.	.	.
cord-354029-mp5r82g4	511	1	It	-PRON-	PRP
cord-354029-mp5r82g4	511	2	is	be	VBZ
cord-354029-mp5r82g4	511	3	not	not	RB
cord-354029-mp5r82g4	511	4	yet	yet	RB
cord-354029-mp5r82g4	511	5	clear	clear	JJ
cord-354029-mp5r82g4	511	6	whether	whether	IN
cord-354029-mp5r82g4	511	7	the	the	DT
cord-354029-mp5r82g4	511	8	latter	latter	JJ
cord-354029-mp5r82g4	511	9	limitation	limitation	NN
cord-354029-mp5r82g4	511	10	represents	represent	VBZ
cord-354029-mp5r82g4	511	11	a	a	DT
cord-354029-mp5r82g4	511	12	fundamental	fundamental	JJ
cord-354029-mp5r82g4	511	13	difficulty	difficulty	NN
cord-354029-mp5r82g4	511	14	in	in	IN
cord-354029-mp5r82g4	511	15	inhibiting	inhibit	VBG
cord-354029-mp5r82g4	511	16	viral	viral	JJ
cord-354029-mp5r82g4	511	17	fusion	fusion	NN
cord-354029-mp5r82g4	511	18	proteins	protein	NNS
cord-354029-mp5r82g4	511	19	that	that	WDT
cord-354029-mp5r82g4	511	20	function	function	VBP
cord-354029-mp5r82g4	511	21	at	at	IN
cord-354029-mp5r82g4	511	22	low	low	JJ
cord-354029-mp5r82g4	511	23	pH.	ph.	NN
cord-354029-mp5r82g4	512	1	In	in	IN
cord-354029-mp5r82g4	512	2	addition	addition	NN
cord-354029-mp5r82g4	512	3	to	to	IN
cord-354029-mp5r82g4	512	4	the	the	DT
cord-354029-mp5r82g4	512	5	small	small	JJ
cord-354029-mp5r82g4	512	6	molecule	molecule	NN
cord-354029-mp5r82g4	512	7	approaches	approach	NNS
cord-354029-mp5r82g4	512	8	described	describe	VBN
cord-354029-mp5r82g4	512	9	above	above	RB
cord-354029-mp5r82g4	512	10	,	,	,
cord-354029-mp5r82g4	512	11	antibodies	antibody	NNS
cord-354029-mp5r82g4	512	12	that	that	WDT
cord-354029-mp5r82g4	512	13	prevent	prevent	VBP
cord-354029-mp5r82g4	512	14	fusion	fusion	NN
cord-354029-mp5r82g4	512	15	-	-	HYPH
cord-354029-mp5r82g4	512	16	inducing	induce	VBG
cord-354029-mp5r82g4	512	17	changes	change	NNS
cord-354029-mp5r82g4	512	18	in	in	IN
cord-354029-mp5r82g4	512	19	viral	viral	JJ
cord-354029-mp5r82g4	512	20	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	512	21	have	have	VBP
cord-354029-mp5r82g4	512	22	been	be	VBN
cord-354029-mp5r82g4	512	23	described	describe	VBN
cord-354029-mp5r82g4	512	24	.	.	.
cord-354029-mp5r82g4	513	1	The	the	DT
cord-354029-mp5r82g4	513	2	first	first	JJ
cord-354029-mp5r82g4	513	3	example	example	NN
cord-354029-mp5r82g4	513	4	was	be	VBD
cord-354029-mp5r82g4	513	5	an	an	DT
cord-354029-mp5r82g4	513	6	antibody	antibody	NN
cord-354029-mp5r82g4	513	7	that	that	WDT
cord-354029-mp5r82g4	513	8	prevents	prevent	VBZ
cord-354029-mp5r82g4	513	9	low	low	JJ
cord-354029-mp5r82g4	513	10	-	-	HYPH
cord-354029-mp5r82g4	513	11	pH	ph	NN
cord-354029-mp5r82g4	513	12	-	-	HYPH
cord-354029-mp5r82g4	513	13	induced	induce	VBN
cord-354029-mp5r82g4	513	14	fusion	fusion	NN
cord-354029-mp5r82g4	513	15	of	of	IN
cord-354029-mp5r82g4	513	16	West	West	NNP
cord-354029-mp5r82g4	513	17	Nile	Nile	NNP
cord-354029-mp5r82g4	513	18	virus	virus	NN
cord-354029-mp5r82g4	513	19	with	with	IN
cord-354029-mp5r82g4	513	20	model	model	NN
cord-354029-mp5r82g4	513	21	liposomes	liposome	NNS
cord-354029-mp5r82g4	513	22	(	(	-LRB-
cord-354029-mp5r82g4	513	23	Gollins	Gollins	NNP
cord-354029-mp5r82g4	513	24	and	and	CC
cord-354029-mp5r82g4	513	25	Porterfield	Porterfield	NNP
cord-354029-mp5r82g4	513	26	1986	1986	CD
cord-354029-mp5r82g4	513	27	)	)	-RRB-
cord-354029-mp5r82g4	513	28	.	.	.
cord-354029-mp5r82g4	514	1	Recently	recently	RB
cord-354029-mp5r82g4	514	2	,	,	,
cord-354029-mp5r82g4	514	3	a	a	DT
cord-354029-mp5r82g4	514	4	Fab	Fab	NNP
cord-354029-mp5r82g4	514	5	fragment	fragment	NN
cord-354029-mp5r82g4	514	6	that	that	WDT
cord-354029-mp5r82g4	514	7	binds	bind	VBZ
cord-354029-mp5r82g4	514	8	to	to	IN
cord-354029-mp5r82g4	514	9	two	two	CD
cord-354029-mp5r82g4	514	10	HA1	HA1	NNP
cord-354029-mp5r82g4	514	11	monomers	monomer	NNS
cord-354029-mp5r82g4	514	12	was	be	VBD
cord-354029-mp5r82g4	514	13	shown	show	VBN
cord-354029-mp5r82g4	514	14	to	to	TO
cord-354029-mp5r82g4	514	15	prevent	prevent	VB
cord-354029-mp5r82g4	514	16	an	an	DT
cord-354029-mp5r82g4	514	17	early	early	JJ
cord-354029-mp5r82g4	514	18	conformational	conformational	JJ
cord-354029-mp5r82g4	514	19	change	change	NN
cord-354029-mp5r82g4	514	20	in	in	IN
cord-354029-mp5r82g4	514	21	influenza	influenza	NN
cord-354029-mp5r82g4	514	22	HA	HA	NNP
cord-354029-mp5r82g4	514	23	(	(	-LRB-
cord-354029-mp5r82g4	514	24	Barbey-	Barbey-	NNP
cord-354029-mp5r82g4	514	25	Martin	Martin	NNP
cord-354029-mp5r82g4	514	26	et	et	NNP
cord-354029-mp5r82g4	514	27	al	al	NNP
cord-354029-mp5r82g4	514	28	.	.	.
cord-354029-mp5r82g4	514	29	2002	2002	CD
cord-354029-mp5r82g4	514	30	)	)	-RRB-
cord-354029-mp5r82g4	514	31	,	,	,
cord-354029-mp5r82g4	514	32	separation	separation	NN
cord-354029-mp5r82g4	514	33	of	of	IN
cord-354029-mp5r82g4	514	34	the	the	DT
cord-354029-mp5r82g4	514	35	globular	globular	JJ
cord-354029-mp5r82g4	514	36	head	head	NN
cord-354029-mp5r82g4	514	37	domains	domain	NNS
cord-354029-mp5r82g4	514	38	(	(	-LRB-
cord-354029-mp5r82g4	514	39	Fig	Fig	NNP
cord-354029-mp5r82g4	514	40	.	.	.
cord-354029-mp5r82g4	514	41	2B	2b	CD
cord-354029-mp5r82g4	514	42	)	)	-RRB-
cord-354029-mp5r82g4	514	43	.	.	.
cord-354029-mp5r82g4	515	1	As	as	IN
cord-354029-mp5r82g4	515	2	described	describe	VBN
cord-354029-mp5r82g4	515	3	above	above	RB
cord-354029-mp5r82g4	515	4	,	,	,
cord-354029-mp5r82g4	515	5	antibodies	antibody	NNS
cord-354029-mp5r82g4	515	6	have	have	VBP
cord-354029-mp5r82g4	515	7	been	be	VBN
cord-354029-mp5r82g4	515	8	developed	develop	VBN
cord-354029-mp5r82g4	515	9	that	that	IN
cord-354029-mp5r82g4	515	10	likely	likely	JJ
cord-354029-mp5r82g4	515	11	block	block	VB
cord-354029-mp5r82g4	515	12	six	six	CD
cord-354029-mp5r82g4	515	13	-	-	HYPH
cord-354029-mp5r82g4	515	14	helix	helix	NN
cord-354029-mp5r82g4	515	15	bundle	bundle	NN
cord-354029-mp5r82g4	515	16	formation	formation	NN
cord-354029-mp5r82g4	515	17	in	in	IN
cord-354029-mp5r82g4	515	18	the	the	DT
cord-354029-mp5r82g4	515	19	case	case	NN
cord-354029-mp5r82g4	515	20	of	of	IN
cord-354029-mp5r82g4	515	21	HIV	HIV	NNP
cord-354029-mp5r82g4	515	22	Env	Env	NNP
cord-354029-mp5r82g4	515	23	(	(	-LRB-
cord-354029-mp5r82g4	515	24	Golding	Golding	NNP
cord-354029-mp5r82g4	515	25	et	et	NNP
cord-354029-mp5r82g4	515	26	al	al	NNP
cord-354029-mp5r82g4	515	27	.	.	.
cord-354029-mp5r82g4	515	28	2002	2002	CD
cord-354029-mp5r82g4	515	29	)	)	-RRB-
cord-354029-mp5r82g4	515	30	.	.	.
cord-354029-mp5r82g4	516	1	The	the	DT
cord-354029-mp5r82g4	516	2	goal	goal	NN
cord-354029-mp5r82g4	516	3	of	of	IN
cord-354029-mp5r82g4	516	4	this	this	DT
cord-354029-mp5r82g4	516	5	review	review	NN
cord-354029-mp5r82g4	516	6	was	be	VBD
cord-354029-mp5r82g4	516	7	to	to	TO
cord-354029-mp5r82g4	516	8	give	give	VB
cord-354029-mp5r82g4	516	9	the	the	DT
cord-354029-mp5r82g4	516	10	reader	reader	NN
cord-354029-mp5r82g4	516	11	an	an	DT
cord-354029-mp5r82g4	516	12	appreciation	appreciation	NN
cord-354029-mp5r82g4	516	13	for	for	IN
cord-354029-mp5r82g4	516	14	the	the	DT
cord-354029-mp5r82g4	516	15	diversity	diversity	NN
cord-354029-mp5r82g4	516	16	of	of	IN
cord-354029-mp5r82g4	516	17	viral	viral	JJ
cord-354029-mp5r82g4	516	18	fusion	fusion	NN
cord-354029-mp5r82g4	516	19	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	516	20	while	while	IN
cord-354029-mp5r82g4	516	21	recognizing	recognize	VBG
cord-354029-mp5r82g4	516	22	their	-PRON-	PRP$
cord-354029-mp5r82g4	516	23	common	common	JJ
cord-354029-mp5r82g4	516	24	underlying	underlying	JJ
cord-354029-mp5r82g4	516	25	principles	principle	NNS
cord-354029-mp5r82g4	516	26	.	.	.
cord-354029-mp5r82g4	517	1	We	-PRON-	PRP
cord-354029-mp5r82g4	517	2	also	also	RB
cord-354029-mp5r82g4	517	3	summarized	summarize	VBD
cord-354029-mp5r82g4	517	4	what	what	WP
cord-354029-mp5r82g4	517	5	is	be	VBZ
cord-354029-mp5r82g4	517	6	known	know	VBN
cord-354029-mp5r82g4	517	7	about	about	IN
cord-354029-mp5r82g4	517	8	the	the	DT
cord-354029-mp5r82g4	517	9	lipid	lipid	NN
cord-354029-mp5r82g4	517	10	dynamics	dynamic	NNS
cord-354029-mp5r82g4	517	11	and	and	CC
cord-354029-mp5r82g4	517	12	lipid	lipid	NN
cord-354029-mp5r82g4	517	13	structures	structure	NNS
cord-354029-mp5r82g4	517	14	involved	involve	VBN
cord-354029-mp5r82g4	517	15	in	in	IN
cord-354029-mp5r82g4	517	16	fusion	fusion	NN
cord-354029-mp5r82g4	517	17	,	,	,
cord-354029-mp5r82g4	517	18	and	and	CC
cord-354029-mp5r82g4	517	19	we	-PRON-	PRP
cord-354029-mp5r82g4	517	20	also	also	RB
cord-354029-mp5r82g4	517	21	briefly	briefly	RB
cord-354029-mp5r82g4	517	22	overviewed	overviewe	VBD
cord-354029-mp5r82g4	517	23	recent	recent	JJ
cord-354029-mp5r82g4	517	24	developments	development	NNS
cord-354029-mp5r82g4	517	25	in	in	IN
cord-354029-mp5r82g4	517	26	targeting	target	VBG
cord-354029-mp5r82g4	517	27	viral	viral	JJ
cord-354029-mp5r82g4	517	28	fusion	fusion	NN
cord-354029-mp5r82g4	517	29	as	as	IN
cord-354029-mp5r82g4	517	30	an	an	DT
cord-354029-mp5r82g4	517	31	antiviral	antiviral	JJ
cord-354029-mp5r82g4	517	32	strategy	strategy	NN
cord-354029-mp5r82g4	517	33	.	.	.
cord-354029-mp5r82g4	518	1	There	there	EX
cord-354029-mp5r82g4	518	2	is	be	VBZ
cord-354029-mp5r82g4	518	3	clearly	clearly	RB
cord-354029-mp5r82g4	518	4	much	much	RB
cord-354029-mp5r82g4	518	5	more	more	RBR
cord-354029-mp5r82g4	518	6	we	-PRON-	PRP
cord-354029-mp5r82g4	518	7	need	need	VBP
cord-354029-mp5r82g4	518	8	to	to	TO
cord-354029-mp5r82g4	518	9	know	know	VB
cord-354029-mp5r82g4	518	10	about	about	IN
cord-354029-mp5r82g4	518	11	viral	viral	JJ
cord-354029-mp5r82g4	518	12	fusion	fusion	NN
cord-354029-mp5r82g4	518	13	proteins	protein	NNS
cord-354029-mp5r82g4	518	14	,	,	,
cord-354029-mp5r82g4	518	15	viral	viral	JJ
cord-354029-mp5r82g4	518	16	fusion	fusion	NN
cord-354029-mp5r82g4	518	17	reactions	reaction	NNS
cord-354029-mp5r82g4	518	18	,	,	,
cord-354029-mp5r82g4	518	19	and	and	CC
cord-354029-mp5r82g4	518	20	the	the	DT
cord-354029-mp5r82g4	518	21	design	design	NN
cord-354029-mp5r82g4	518	22	of	of	IN
cord-354029-mp5r82g4	518	23	antifusion	antifusion	NN
cord-354029-mp5r82g4	518	24	agents	agent	NNS
cord-354029-mp5r82g4	518	25	.	.	.
cord-354029-mp5r82g4	519	1	We	-PRON-	PRP
cord-354029-mp5r82g4	519	2	end	end	VBP
cord-354029-mp5r82g4	519	3	this	this	DT
cord-354029-mp5r82g4	519	4	review	review	NN
cord-354029-mp5r82g4	519	5	by	by	IN
cord-354029-mp5r82g4	519	6	enumerating	enumerate	VBG
cord-354029-mp5r82g4	519	7	some	some	DT
cord-354029-mp5r82g4	519	8	pressing	press	VBG
cord-354029-mp5r82g4	519	9	issues	issue	NNS
cord-354029-mp5r82g4	519	10	and	and	CC
cord-354029-mp5r82g4	519	11	questions	question	NNS
cord-354029-mp5r82g4	519	12	that	that	WDT
cord-354029-mp5r82g4	519	13	remain	remain	VBP
cord-354029-mp5r82g4	519	14	about	about	IN
cord-354029-mp5r82g4	519	15	viral	viral	JJ
cord-354029-mp5r82g4	519	16	fusion	fusion	NN
cord-354029-mp5r82g4	519	17	.	.	.
cord-354029-mp5r82g4	520	1	A	a	DT
cord-354029-mp5r82g4	520	2	major	major	JJ
cord-354029-mp5r82g4	520	3	goal	goal	NN
cord-354029-mp5r82g4	520	4	is	be	VBZ
cord-354029-mp5r82g4	520	5	to	to	TO
cord-354029-mp5r82g4	520	6	determine	determine	VB
cord-354029-mp5r82g4	520	7	highresolution	highresolution	NN
cord-354029-mp5r82g4	520	8	structures	structure	NNS
cord-354029-mp5r82g4	520	9	for	for	IN
cord-354029-mp5r82g4	520	10	the	the	DT
cord-354029-mp5r82g4	520	11	complete	complete	JJ
cord-354029-mp5r82g4	520	12	ectodomains	ectodomain	NNS
cord-354029-mp5r82g4	520	13	of	of	IN
cord-354029-mp5r82g4	520	14	the	the	DT
cord-354029-mp5r82g4	520	15	metastable	metastable	JJ
cord-354029-mp5r82g4	520	16	trimers	trimer	NNS
cord-354029-mp5r82g4	520	17	of	of	IN
cord-354029-mp5r82g4	520	18	class	class	NN
cord-354029-mp5r82g4	520	19	I	-PRON-	PRP
cord-354029-mp5r82g4	520	20	viral	viral	JJ
cord-354029-mp5r82g4	520	21	fusion	fusion	NN
cord-354029-mp5r82g4	520	22	proteins	protein	NNS
cord-354029-mp5r82g4	520	23	in	in	IN
cord-354029-mp5r82g4	520	24	addition	addition	NN
cord-354029-mp5r82g4	520	25	to	to	IN
cord-354029-mp5r82g4	520	26	the	the	DT
cord-354029-mp5r82g4	520	27	influenza	influenza	NN
cord-354029-mp5r82g4	520	28	HA	HA	NNP
cord-354029-mp5r82g4	520	29	.	.	.
cord-354029-mp5r82g4	521	1	Structures	structure	NNS
cord-354029-mp5r82g4	521	2	of	of	IN
cord-354029-mp5r82g4	521	3	a	a	DT
cord-354029-mp5r82g4	521	4	complete	complete	JJ
cord-354029-mp5r82g4	521	5	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	521	6	F	f	NN
cord-354029-mp5r82g4	521	7	and	and	CC
cord-354029-mp5r82g4	521	8	a	a	DT
cord-354029-mp5r82g4	521	9	complete	complete	JJ
cord-354029-mp5r82g4	521	10	retroviral	retroviral	NN
cord-354029-mp5r82g4	521	11	Env	env	NN
cord-354029-mp5r82g4	521	12	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	521	13	will	will	MD
cord-354029-mp5r82g4	521	14	be	be	VB
cord-354029-mp5r82g4	521	15	highly	highly	RB
cord-354029-mp5r82g4	521	16	informative	informative	JJ
cord-354029-mp5r82g4	521	17	because	because	IN
cord-354029-mp5r82g4	521	18	we	-PRON-	PRP
cord-354029-mp5r82g4	521	19	currently	currently	RB
cord-354029-mp5r82g4	521	20	lack	lack	VBP
cord-354029-mp5r82g4	521	21	a	a	DT
cord-354029-mp5r82g4	521	22	detailed	detailed	JJ
cord-354029-mp5r82g4	521	23	molecular	molecular	JJ
cord-354029-mp5r82g4	521	24	description	description	NN
cord-354029-mp5r82g4	521	25	of	of	IN
cord-354029-mp5r82g4	521	26	how	how	WRB
cord-354029-mp5r82g4	521	27	a	a	DT
cord-354029-mp5r82g4	521	28	receptor	receptor	NN
cord-354029-mp5r82g4	521	29	activates	activate	VBZ
cord-354029-mp5r82g4	521	30	any	any	DT
cord-354029-mp5r82g4	521	31	viral	viral	JJ
cord-354029-mp5r82g4	521	32	fusion	fusion	NN
cord-354029-mp5r82g4	521	33	protein	protein	NN
cord-354029-mp5r82g4	521	34	at	at	IN
cord-354029-mp5r82g4	521	35	neutral	neutral	JJ
cord-354029-mp5r82g4	521	36	pH.	pH.	NNP
cord-354029-mp5r82g4	521	37	A	a	DT
cord-354029-mp5r82g4	521	38	second	second	JJ
cord-354029-mp5r82g4	521	39	goal	goal	NN
cord-354029-mp5r82g4	521	40	will	will	MD
cord-354029-mp5r82g4	521	41	be	be	VB
cord-354029-mp5r82g4	521	42	to	to	TO
cord-354029-mp5r82g4	521	43	further	further	RB
cord-354029-mp5r82g4	521	44	delineate	delineate	VB
cord-354029-mp5r82g4	521	45	the	the	DT
cord-354029-mp5r82g4	521	46	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	521	47	of	of	IN
cord-354029-mp5r82g4	521	48	class	class	NN
cord-354029-mp5r82g4	521	49	II	ii	CD
cord-354029-mp5r82g4	521	50	viral	viral	JJ
cord-354029-mp5r82g4	521	51	fusion	fusion	NN
cord-354029-mp5r82g4	521	52	proteins	protein	NNS
cord-354029-mp5r82g4	521	53	.	.	.
cord-354029-mp5r82g4	522	1	Do	do	VBP
cord-354029-mp5r82g4	522	2	the	the	DT
cord-354029-mp5r82g4	522	3	transitions	transition	NNS
cord-354029-mp5r82g4	522	4	to	to	IN
cord-354029-mp5r82g4	522	5	their	-PRON-	PRP$
cord-354029-mp5r82g4	522	6	recently	recently	RB
cord-354029-mp5r82g4	522	7	described	describe	VBN
cord-354029-mp5r82g4	522	8	low	low	JJ
cord-354029-mp5r82g4	522	9	pH	pH	NNP
cord-354029-mp5r82g4	522	10	forms	form	NNS
cord-354029-mp5r82g4	522	11	(	(	-LRB-
cord-354029-mp5r82g4	522	12	Bressanelli	Bressanelli	NNP
cord-354029-mp5r82g4	522	13	et	et	NNP
cord-354029-mp5r82g4	522	14	al	al	NNP
cord-354029-mp5r82g4	522	15	.	.	.
cord-354029-mp5r82g4	522	16	2004	2004	CD
cord-354029-mp5r82g4	522	17	;	;	:
cord-354029-mp5r82g4	522	18	Gibbons	Gibbons	NNP
cord-354029-mp5r82g4	522	19	et	et	NNP
cord-354029-mp5r82g4	522	20	al	al	NNP
cord-354029-mp5r82g4	522	21	.	.	.
cord-354029-mp5r82g4	522	22	2004	2004	CD
cord-354029-mp5r82g4	522	23	;	;	:
cord-354029-mp5r82g4	522	24	Modis	Modis	NNP
cord-354029-mp5r82g4	522	25	et	et	NNP
cord-354029-mp5r82g4	522	26	al	al	NNP
cord-354029-mp5r82g4	522	27	.	.	.
cord-354029-mp5r82g4	522	28	2004	2004	CD
cord-354029-mp5r82g4	522	29	)	)	-RRB-
cord-354029-mp5r82g4	522	30	mediate	mediate	VB
cord-354029-mp5r82g4	522	31	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	522	32	or	or	CC
cord-354029-mp5r82g4	522	33	fusion	fusion	NN
cord-354029-mp5r82g4	522	34	pore	pore	NN
cord-354029-mp5r82g4	522	35	opening	opening	NN
cord-354029-mp5r82g4	522	36	?	?	.
cord-354029-mp5r82g4	523	1	What	what	WP
cord-354029-mp5r82g4	523	2	about	about	IN
cord-354029-mp5r82g4	523	3	the	the	DT
cord-354029-mp5r82g4	523	4	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	523	5	of	of	IN
cord-354029-mp5r82g4	523	6	the	the	DT
cord-354029-mp5r82g4	523	7	as	as	RB
cord-354029-mp5r82g4	523	8	yet	yet	RB
cord-354029-mp5r82g4	523	9	unclassified	unclassified	JJ
cord-354029-mp5r82g4	523	10	viral	viral	JJ
cord-354029-mp5r82g4	523	11	fusion	fusion	NN
cord-354029-mp5r82g4	523	12	proteins	protein	NNS
cord-354029-mp5r82g4	523	13	?	?	.
cord-354029-mp5r82g4	524	1	These	these	DT
cord-354029-mp5r82g4	524	2	include	include	VBP
cord-354029-mp5r82g4	524	3	viruses	virus	NNS
cord-354029-mp5r82g4	524	4	such	such	JJ
cord-354029-mp5r82g4	524	5	as	as	IN
cord-354029-mp5r82g4	524	6	rhabdoviruses	rhabdovirus	NNS
cord-354029-mp5r82g4	524	7	(	(	-LRB-
cord-354029-mp5r82g4	524	8	e.g.	e.g.	RB
cord-354029-mp5r82g4	524	9	,	,	,
cord-354029-mp5r82g4	524	10	VSV	VSV	NNP
cord-354029-mp5r82g4	524	11	)	)	-RRB-
cord-354029-mp5r82g4	524	12	that	that	WDT
cord-354029-mp5r82g4	524	13	need	need	VBP
cord-354029-mp5r82g4	524	14	only	only	RB
cord-354029-mp5r82g4	524	15	one	one	CD
cord-354029-mp5r82g4	524	16	protein	protein	NN
cord-354029-mp5r82g4	524	17	to	to	TO
cord-354029-mp5r82g4	524	18	promote	promote	VB
cord-354029-mp5r82g4	524	19	fusion	fusion	NN
cord-354029-mp5r82g4	524	20	,	,	,
cord-354029-mp5r82g4	524	21	as	as	RB
cord-354029-mp5r82g4	524	22	well	well	RB
cord-354029-mp5r82g4	524	23	as	as	IN
cord-354029-mp5r82g4	524	24	more	more	RBR
cord-354029-mp5r82g4	524	25	complicated	complicated	JJ
cord-354029-mp5r82g4	524	26	viruses	virus	NNS
cord-354029-mp5r82g4	524	27	such	such	JJ
cord-354029-mp5r82g4	524	28	as	as	IN
cord-354029-mp5r82g4	524	29	herpesviruses	herpesviruses	NNP
cord-354029-mp5r82g4	524	30	and	and	CC
cord-354029-mp5r82g4	524	31	poxviruses	poxvirus	NNS
cord-354029-mp5r82g4	524	32	that	that	WDT
cord-354029-mp5r82g4	524	33	require	require	VBP
cord-354029-mp5r82g4	524	34	multiple	multiple	JJ
cord-354029-mp5r82g4	524	35	viral	viral	JJ
cord-354029-mp5r82g4	524	36	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	524	37	.	.	.
cord-354029-mp5r82g4	525	1	The	the	DT
cord-354029-mp5r82g4	525	2	ensuing	ensue	VBG
cord-354029-mp5r82g4	525	3	years	year	NNS
cord-354029-mp5r82g4	525	4	should	should	MD
cord-354029-mp5r82g4	525	5	also	also	RB
cord-354029-mp5r82g4	525	6	bring	bring	VB
cord-354029-mp5r82g4	525	7	a	a	DT
cord-354029-mp5r82g4	525	8	more	more	RBR
cord-354029-mp5r82g4	525	9	complete	complete	JJ
cord-354029-mp5r82g4	525	10	understanding	understanding	NN
cord-354029-mp5r82g4	525	11	of	of	IN
cord-354029-mp5r82g4	525	12	how	how	WRB
cord-354029-mp5r82g4	525	13	viral	viral	JJ
cord-354029-mp5r82g4	525	14	fusion	fusion	NN
cord-354029-mp5r82g4	525	15	proteins	protein	NNS
cord-354029-mp5r82g4	525	16	interact	interact	VBP
cord-354029-mp5r82g4	525	17	with	with	IN
cord-354029-mp5r82g4	525	18	target	target	NN
cord-354029-mp5r82g4	525	19	membrane	membrane	NN
cord-354029-mp5r82g4	525	20	bilayers	bilayer	NNS
cord-354029-mp5r82g4	525	21	.	.	.
cord-354029-mp5r82g4	526	1	Class	class	NN
cord-354029-mp5r82g4	526	2	II	II	NNP
cord-354029-mp5r82g4	526	3	fusion	fusion	NN
cord-354029-mp5r82g4	526	4	proteins	protein	NNS
cord-354029-mp5r82g4	526	5	insert	insert	VBP
cord-354029-mp5r82g4	526	6	their	-PRON-	PRP$
cord-354029-mp5r82g4	526	7	internal	internal	JJ
cord-354029-mp5r82g4	526	8	fusion	fusion	NN
cord-354029-mp5r82g4	526	9	peptides	peptide	NNS
cord-354029-mp5r82g4	526	10	into	into	IN
cord-354029-mp5r82g4	526	11	target	target	NN
cord-354029-mp5r82g4	526	12	membranes	membrane	NNS
cord-354029-mp5r82g4	526	13	as	as	IN
cord-354029-mp5r82g4	526	14	loops	loop	NNS
cord-354029-mp5r82g4	526	15	(	(	-LRB-
cord-354029-mp5r82g4	526	16	Bressanelli	Bressanelli	NNP
cord-354029-mp5r82g4	526	17	et	et	NNP
cord-354029-mp5r82g4	526	18	al	al	NNP
cord-354029-mp5r82g4	526	19	.	.	.
cord-354029-mp5r82g4	527	1	2004	2004	CD
cord-354029-mp5r82g4	527	2	;	;	:
cord-354029-mp5r82g4	527	3	Gibbons	Gibbons	NNP
cord-354029-mp5r82g4	527	4	et	et	NNP
cord-354029-mp5r82g4	527	5	al	al	NNP
cord-354029-mp5r82g4	527	6	.	.	.
cord-354029-mp5r82g4	528	1	2004	2004	CD
cord-354029-mp5r82g4	528	2	;	;	:
cord-354029-mp5r82g4	528	3	Modis	Modis	NNP
cord-354029-mp5r82g4	528	4	et	et	NNP
cord-354029-mp5r82g4	528	5	al	al	NNP
cord-354029-mp5r82g4	528	6	.	.	.
cord-354029-mp5r82g4	528	7	2004	2004	CD
cord-354029-mp5r82g4	528	8	)	)	-RRB-
cord-354029-mp5r82g4	528	9	.	.	.
cord-354029-mp5r82g4	529	1	It	-PRON-	PRP
cord-354029-mp5r82g4	529	2	has	have	VBZ
cord-354029-mp5r82g4	529	3	been	be	VBN
cord-354029-mp5r82g4	529	4	predicted	predict	VBN
cord-354029-mp5r82g4	529	5	that	that	IN
cord-354029-mp5r82g4	529	6	the	the	DT
cord-354029-mp5r82g4	529	7	internal	internal	JJ
cord-354029-mp5r82g4	529	8	fusion	fusion	NN
cord-354029-mp5r82g4	529	9	proteins	protein	NNS
cord-354029-mp5r82g4	529	10	of	of	IN
cord-354029-mp5r82g4	529	11	the	the	DT
cord-354029-mp5r82g4	529	12	class	class	NN
cord-354029-mp5r82g4	529	13	I	-PRON-	PRP
cord-354029-mp5r82g4	529	14	fusion	fusion	NN
cord-354029-mp5r82g4	529	15	proteins	protein	NNS
cord-354029-mp5r82g4	529	16	from	from	IN
cord-354029-mp5r82g4	529	17	Ebola	Ebola	NNP
cord-354029-mp5r82g4	529	18	and	and	CC
cord-354029-mp5r82g4	529	19	avian	avian	JJ
cord-354029-mp5r82g4	529	20	retroviruses	retrovirus	NNS
cord-354029-mp5r82g4	529	21	form	form	VBP
cord-354029-mp5r82g4	529	22	disulfidebonded	disulfidebonde	VBN
cord-354029-mp5r82g4	529	23	loop	loop	NN
cord-354029-mp5r82g4	529	24	structures	structure	NNS
cord-354029-mp5r82g4	529	25	(	(	-LRB-
cord-354029-mp5r82g4	529	26	Weisenhorn	Weisenhorn	NNP
cord-354029-mp5r82g4	529	27	et	et	NNP
cord-354029-mp5r82g4	529	28	al	al	NNP
cord-354029-mp5r82g4	529	29	.	.	NNP
cord-354029-mp5r82g4	529	30	1998	1998	CD
cord-354029-mp5r82g4	529	31	)	)	-RRB-
cord-354029-mp5r82g4	529	32	,	,	,
cord-354029-mp5r82g4	529	33	and	and	CC
cord-354029-mp5r82g4	529	34	mutagenesis	mutagenesis	NN
cord-354029-mp5r82g4	529	35	work	work	NN
cord-354029-mp5r82g4	529	36	has	have	VBZ
cord-354029-mp5r82g4	529	37	supported	support	VBN
cord-354029-mp5r82g4	529	38	this	this	DT
cord-354029-mp5r82g4	529	39	prediction	prediction	NN
cord-354029-mp5r82g4	529	40	Jeffers	Jeffers	NNP
cord-354029-mp5r82g4	529	41	et	et	NNP
cord-354029-mp5r82g4	529	42	al	al	NNP
cord-354029-mp5r82g4	529	43	.	.	.
cord-354029-mp5r82g4	529	44	2002	2002	CD
cord-354029-mp5r82g4	529	45	)	)	-RRB-
cord-354029-mp5r82g4	529	46	.	.	.
cord-354029-mp5r82g4	530	1	It	-PRON-	PRP
cord-354029-mp5r82g4	530	2	remains	remain	VBZ
cord-354029-mp5r82g4	530	3	to	to	TO
cord-354029-mp5r82g4	530	4	be	be	VB
cord-354029-mp5r82g4	530	5	seen	see	VBN
cord-354029-mp5r82g4	530	6	,	,	,
cord-354029-mp5r82g4	530	7	from	from	IN
cord-354029-mp5r82g4	530	8	high	high	JJ
cord-354029-mp5r82g4	530	9	resolution	resolution	NN
cord-354029-mp5r82g4	530	10	structural	structural	JJ
cord-354029-mp5r82g4	530	11	studies	study	NNS
cord-354029-mp5r82g4	530	12	,	,	,
cord-354029-mp5r82g4	530	13	whether	whether	IN
cord-354029-mp5r82g4	530	14	all	all	DT
cord-354029-mp5r82g4	530	15	internal	internal	JJ
cord-354029-mp5r82g4	530	16	fusion	fusion	NN
cord-354029-mp5r82g4	530	17	peptides	peptide	NNS
cord-354029-mp5r82g4	530	18	,	,	,
cord-354029-mp5r82g4	530	19	be	be	VB
cord-354029-mp5r82g4	530	20	they	-PRON-	PRP
cord-354029-mp5r82g4	530	21	from	from	IN
cord-354029-mp5r82g4	530	22	class	class	NN
cord-354029-mp5r82g4	530	23	I	i	NN
cord-354029-mp5r82g4	530	24	,	,	,
cord-354029-mp5r82g4	530	25	class	class	NN
cord-354029-mp5r82g4	530	26	II	II	NNP
cord-354029-mp5r82g4	530	27	,	,	,
cord-354029-mp5r82g4	530	28	or	or	CC
cord-354029-mp5r82g4	530	29	other	other	JJ
cord-354029-mp5r82g4	530	30	classes	class	NNS
cord-354029-mp5r82g4	530	31	of	of	IN
cord-354029-mp5r82g4	530	32	fusion	fusion	NN
cord-354029-mp5r82g4	530	33	proteins	protein	NNS
cord-354029-mp5r82g4	530	34	,	,	,
cord-354029-mp5r82g4	530	35	interact	interact	VBP
cord-354029-mp5r82g4	530	36	with	with	IN
cord-354029-mp5r82g4	530	37	target	target	NN
cord-354029-mp5r82g4	530	38	bilayers	bilayer	NNS
cord-354029-mp5r82g4	530	39	as	as	IN
cord-354029-mp5r82g4	530	40	(	(	-LRB-
cord-354029-mp5r82g4	530	41	disulfide	disulfide	JJ
cord-354029-mp5r82g4	530	42	bond	bond	NN
cord-354029-mp5r82g4	530	43	)	)	-RRB-
cord-354029-mp5r82g4	530	44	stabilized	stabilize	VBD
cord-354029-mp5r82g4	530	45	loops	loop	NNS
cord-354029-mp5r82g4	530	46	.	.	.
cord-354029-mp5r82g4	531	1	Finally	finally	RB
cord-354029-mp5r82g4	531	2	,	,	,
cord-354029-mp5r82g4	531	3	we	-PRON-	PRP
cord-354029-mp5r82g4	531	4	expect	expect	VBP
cord-354029-mp5r82g4	531	5	that	that	IN
cord-354029-mp5r82g4	531	6	there	there	EX
cord-354029-mp5r82g4	531	7	will	will	MD
cord-354029-mp5r82g4	531	8	be	be	VB
cord-354029-mp5r82g4	531	9	major	major	JJ
cord-354029-mp5r82g4	531	10	developments	development	NNS
cord-354029-mp5r82g4	531	11	in	in	IN
cord-354029-mp5r82g4	531	12	furthering	further	VBG
cord-354029-mp5r82g4	531	13	the	the	DT
cord-354029-mp5r82g4	531	14	concept	concept	NN
cord-354029-mp5r82g4	531	15	of	of	IN
cord-354029-mp5r82g4	531	16	targeting	target	VBG
cord-354029-mp5r82g4	531	17	fusion	fusion	NN
cord-354029-mp5r82g4	531	18	as	as	IN
cord-354029-mp5r82g4	531	19	a	a	DT
cord-354029-mp5r82g4	531	20	weapon	weapon	NN
cord-354029-mp5r82g4	531	21	against	against	IN
cord-354029-mp5r82g4	531	22	pathogenic	pathogenic	JJ
cord-354029-mp5r82g4	531	23	enveloped	envelop	VBN
cord-354029-mp5r82g4	531	24	viruses	virus	NNS
cord-354029-mp5r82g4	531	25	.	.	.
cord-354029-mp5r82g4	532	1	Particular	particular	JJ
cord-354029-mp5r82g4	532	2	emphasis	emphasis	NN
cord-354029-mp5r82g4	532	3	will	will	MD
cord-354029-mp5r82g4	532	4	likely	likely	RB
cord-354029-mp5r82g4	532	5	be	be	VB
cord-354029-mp5r82g4	532	6	on	on	IN
cord-354029-mp5r82g4	532	7	the	the	DT
cord-354029-mp5r82g4	532	8	development	development	NN
cord-354029-mp5r82g4	532	9	of	of	IN
cord-354029-mp5r82g4	532	10	small	small	JJ
cord-354029-mp5r82g4	532	11	molecule	molecule	NN
cord-354029-mp5r82g4	532	12	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	532	13	through	through	IN
cord-354029-mp5r82g4	532	14	the	the	DT
cord-354029-mp5r82g4	532	15	use	use	NN
cord-354029-mp5r82g4	532	16	of	of	IN
cord-354029-mp5r82g4	532	17	combinatorial	combinatorial	JJ
cord-354029-mp5r82g4	532	18	chemistry	chemistry	NN
cord-354029-mp5r82g4	532	19	in	in	IN
cord-354029-mp5r82g4	532	20	conjunction	conjunction	NN
cord-354029-mp5r82g4	532	21	with	with	IN
cord-354029-mp5r82g4	532	22	high	high	JJ
cord-354029-mp5r82g4	532	23	-	-	HYPH
cord-354029-mp5r82g4	532	24	throughput	throughput	NN
cord-354029-mp5r82g4	532	25	screens	screen	NNS
cord-354029-mp5r82g4	532	26	.	.	.
cord-354029-mp5r82g4	533	1	It	-PRON-	PRP
cord-354029-mp5r82g4	533	2	will	will	MD
cord-354029-mp5r82g4	533	3	be	be	VB
cord-354029-mp5r82g4	533	4	interesting	interesting	JJ
cord-354029-mp5r82g4	533	5	to	to	TO
cord-354029-mp5r82g4	533	6	learn	learn	VB
cord-354029-mp5r82g4	533	7	whether	whether	IN
cord-354029-mp5r82g4	533	8	small	small	JJ
cord-354029-mp5r82g4	533	9	molecule	molecule	NN
cord-354029-mp5r82g4	533	10	fusion	fusion	NN
cord-354029-mp5r82g4	533	11	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	533	12	can	can	MD
cord-354029-mp5r82g4	533	13	be	be	VB
cord-354029-mp5r82g4	533	14	identified	identify	VBN
cord-354029-mp5r82g4	533	15	that	that	DT
cord-354029-mp5r82g4	533	16	block	block	VBP
cord-354029-mp5r82g4	533	17	the	the	DT
cord-354029-mp5r82g4	533	18	entry	entry	NN
cord-354029-mp5r82g4	533	19	of	of	IN
cord-354029-mp5r82g4	533	20	viruses	virus	NNS
cord-354029-mp5r82g4	533	21	that	that	WDT
cord-354029-mp5r82g4	533	22	fuse	fuse	VBP
cord-354029-mp5r82g4	533	23	in	in	IN
cord-354029-mp5r82g4	533	24	endosomes	endosome	NNS
cord-354029-mp5r82g4	533	25	in	in	IN
cord-354029-mp5r82g4	533	26	response	response	NN
cord-354029-mp5r82g4	533	27	to	to	IN
cord-354029-mp5r82g4	533	28	low	low	JJ
cord-354029-mp5r82g4	533	29	pH.	ph.	NN
cord-354029-mp5r82g4	534	1	This	this	DT
cord-354029-mp5r82g4	534	2	is	be	VBZ
cord-354029-mp5r82g4	534	3	a	a	DT
cord-354029-mp5r82g4	534	4	challenge	challenge	NN
cord-354029-mp5r82g4	534	5	for	for	IN
cord-354029-mp5r82g4	534	6	low	low	JJ
cord-354029-mp5r82g4	534	7	-	-	HYPH
cord-354029-mp5r82g4	534	8	pH	ph	NN
cord-354029-mp5r82g4	534	9	-	-	HYPH
cord-354029-mp5r82g4	534	10	activated	activate	VBN
cord-354029-mp5r82g4	534	11	class	class	NN
cord-354029-mp5r82g4	534	12	I	-PRON-	PRP
cord-354029-mp5r82g4	534	13	fusion	fusion	NN
cord-354029-mp5r82g4	534	14	proteins	protein	NNS
cord-354029-mp5r82g4	534	15	such	such	JJ
cord-354029-mp5r82g4	534	16	as	as	IN
cord-354029-mp5r82g4	534	17	influenza	influenza	NN
cord-354029-mp5r82g4	534	18	HA	HA	NNP
cord-354029-mp5r82g4	534	19	as	as	RB
cord-354029-mp5r82g4	534	20	well	well	RB
cord-354029-mp5r82g4	534	21	as	as	IN
cord-354029-mp5r82g4	534	22	for	for	IN
cord-354029-mp5r82g4	534	23	all	all	DT
cord-354029-mp5r82g4	534	24	known	know	VBN
cord-354029-mp5r82g4	534	25	class	class	NN
cord-354029-mp5r82g4	534	26	II	II	NNP
cord-354029-mp5r82g4	534	27	fusion	fusion	NN
cord-354029-mp5r82g4	534	28	proteins	protein	NNS
cord-354029-mp5r82g4	534	29	.	.	.
cord-354029-mp5r82g4	535	1	Stay	stay	VB
cord-354029-mp5r82g4	535	2	tuned	tune	VBN
cord-354029-mp5r82g4	535	3	.	.	.
cord-354029-mp5r82g4	536	1	There	there	EX
cord-354029-mp5r82g4	536	2	are	be	VBP
cord-354029-mp5r82g4	536	3	likely	likely	JJ
cord-354029-mp5r82g4	536	4	to	to	TO
cord-354029-mp5r82g4	536	5	be	be	VB
cord-354029-mp5r82g4	536	6	exciting	exciting	JJ
cord-354029-mp5r82g4	536	7	develop	develop	NNS
cord-354029-mp5r82g4	536	8	-	-	HYPH
cord-354029-mp5r82g4	536	9	ments	ment	NNS
cord-354029-mp5r82g4	536	10	in	in	IN
cord-354029-mp5r82g4	536	11	our	-PRON-	PRP$
cord-354029-mp5r82g4	536	12	understanding	understanding	NN
cord-354029-mp5r82g4	536	13	of	of	IN
cord-354029-mp5r82g4	536	14	viral	viral	JJ
cord-354029-mp5r82g4	536	15	fusion	fusion	NN
cord-354029-mp5r82g4	536	16	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	536	17	as	as	RB
cord-354029-mp5r82g4	536	18	well	well	RB
cord-354029-mp5r82g4	536	19	as	as	IN
cord-354029-mp5r82g4	536	20	in	in	IN
cord-354029-mp5r82g4	536	21	the	the	DT
cord-354029-mp5r82g4	536	22	development	development	NN
cord-354029-mp5r82g4	536	23	of	of	IN
cord-354029-mp5r82g4	536	24	antifusion	antifusion	NN
cord-354029-mp5r82g4	536	25	antivirals	antiviral	NNS
cord-354029-mp5r82g4	536	26	in	in	IN
cord-354029-mp5r82g4	536	27	the	the	DT
cord-354029-mp5r82g4	536	28	years	year	NNS
cord-354029-mp5r82g4	536	29	ahead	ahead	RB
cord-354029-mp5r82g4	536	30	.	.	.
cord-354029-mp5r82g4	537	1	Dennison	Dennison	NNP
cord-354029-mp5r82g4	537	2	SM	SM	NNP
cord-354029-mp5r82g4	537	3	,	,	,
cord-354029-mp5r82g4	537	4	Greenfield	Greenfield	NNP
cord-354029-mp5r82g4	537	5	N	N	NNP
cord-354029-mp5r82g4	537	6	,	,	,
cord-354029-mp5r82g4	537	7	Lenard	Lenard	NNP
cord-354029-mp5r82g4	537	8	J	J	NNP
cord-354029-mp5r82g4	537	9	,	,	,
cord-354029-mp5r82g4	537	10	and	and	CC
cord-354029-mp5r82g4	537	11	Lentz	Lentz	NNP
cord-354029-mp5r82g4	537	12	BR	BR	NNP
cord-354029-mp5r82g4	537	13	(	(	-LRB-
cord-354029-mp5r82g4	537	14	2002	2002	CD
cord-354029-mp5r82g4	537	15	)	)	-RRB-
cord-354029-mp5r82g4	537	16	 	 	_SP
cord-354029-mp5r82g4	538	1	Receptor	receptor	NN
cord-354029-mp5r82g4	538	2	binding	binding	NN
cord-354029-mp5r82g4	538	3	transforms	transform	VBZ
cord-354029-mp5r82g4	538	4	the	the	DT
cord-354029-mp5r82g4	538	5	surface	surface	NN
cord-354029-mp5r82g4	538	6	subunit	subunit	NN
cord-354029-mp5r82g4	538	7	of	of	IN
cord-354029-mp5r82g4	538	8	the	the	DT
cord-354029-mp5r82g4	538	9	mammalian	mammalian	JJ
cord-354029-mp5r82g4	538	10	C	c	NN
cord-354029-mp5r82g4	538	11	-	-	HYPH
cord-354029-mp5r82g4	538	12	type	type	NN
cord-354029-mp5r82g4	538	13	retrovirus	retrovirus	NN
cord-354029-mp5r82g4	538	14	envelope	envelope	NN
cord-354029-mp5r82g4	538	15	protein	protein	NN
cord-354029-mp5r82g4	538	16	from	from	IN
cord-354029-mp5r82g4	538	17	an	an	DT
cord-354029-mp5r82g4	538	18	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	538	19	to	to	IN
cord-354029-mp5r82g4	538	20	an	an	DT
cord-354029-mp5r82g4	538	21	activator	activator	NN
cord-354029-mp5r82g4	538	22	of	of	IN
cord-354029-mp5r82g4	538	23	fusion	fusion	NN
cord-354029-mp5r82g4	538	24	Effect	effect	NN
cord-354029-mp5r82g4	538	25	of	of	IN
cord-354029-mp5r82g4	538	26	proteolytic	proteolytic	JJ
cord-354029-mp5r82g4	538	27	processing	processing	NN
cord-354029-mp5r82g4	538	28	at	at	IN
cord-354029-mp5r82g4	538	29	two	two	CD
cord-354029-mp5r82g4	538	30	distinct	distinct	JJ
cord-354029-mp5r82g4	538	31	sites	site	NNS
cord-354029-mp5r82g4	538	32	on	on	IN
cord-354029-mp5r82g4	538	33	shape	shape	NN
cord-354029-mp5r82g4	538	34	and	and	CC
cord-354029-mp5r82g4	538	35	aggregation	aggregation	NN
cord-354029-mp5r82g4	538	36	of	of	IN
cord-354029-mp5r82g4	538	37	an	an	DT
cord-354029-mp5r82g4	538	38	anchorless	anchorless	JJ
cord-354029-mp5r82g4	538	39	fusion	fusion	NN
cord-354029-mp5r82g4	538	40	protein	protein	NN
cord-354029-mp5r82g4	538	41	of	of	IN
cord-354029-mp5r82g4	538	42	human	human	JJ
cord-354029-mp5r82g4	538	43	respiratory	respiratory	JJ
cord-354029-mp5r82g4	538	44	syncytial	syncytial	JJ
cord-354029-mp5r82g4	538	45	virus	virus	NN
cord-354029-mp5r82g4	538	46	and	and	CC
cord-354029-mp5r82g4	538	47	fate	fate	NN
cord-354029-mp5r82g4	538	48	of	of	IN
cord-354029-mp5r82g4	538	49	the	the	DT
cord-354029-mp5r82g4	538	50	intervening	intervene	VBG
cord-354029-mp5r82g4	538	51	segment	segment	NN
cord-354029-mp5r82g4	538	52	Dilation	dilation	NN
cord-354029-mp5r82g4	538	53	of	of	IN
cord-354029-mp5r82g4	538	54	the	the	DT
cord-354029-mp5r82g4	538	55	influenza	influenza	NN
cord-354029-mp5r82g4	538	56	hemagglutinin	hemagglutinin	NNP
cord-354029-mp5r82g4	538	57	fusion	fusion	NN
cord-354029-mp5r82g4	538	58	pore	pore	NN
cord-354029-mp5r82g4	538	59	revealed	reveal	VBN
cord-354029-mp5r82g4	538	60	by	by	IN
cord-354029-mp5r82g4	538	61	the	the	DT
cord-354029-mp5r82g4	538	62	kinetics	kinetic	NNS
cord-354029-mp5r82g4	538	63	of	of	IN
cord-354029-mp5r82g4	538	64	individual	individual	JJ
cord-354029-mp5r82g4	538	65	cellcell	cellcell	NN
cord-354029-mp5r82g4	538	66	fusion	fusion	NN
cord-354029-mp5r82g4	538	67	events	event	NNS
cord-354029-mp5r82g4	538	68	Identification	Identification	NNP
cord-354029-mp5r82g4	538	69	of	of	IN
cord-354029-mp5r82g4	538	70	R	r	NN
cord-354029-mp5r82g4	538	71	-	-	HYPH
cord-354029-mp5r82g4	538	72	peptides	peptide	NNS
cord-354029-mp5r82g4	538	73	in	in	IN
cord-354029-mp5r82g4	538	74	envelope	envelope	NN
cord-354029-mp5r82g4	538	75	proteins	protein	NNS
cord-354029-mp5r82g4	538	76	of	of	IN
cord-354029-mp5r82g4	538	77	C	c	NN
cord-354029-mp5r82g4	538	78	-	-	HYPH
cord-354029-mp5r82g4	538	79	type	type	NN
cord-354029-mp5r82g4	538	80	retroviruses	retrovirus	NNS
cord-354029-mp5r82g4	539	1	Inhibition	inhibition	NN
cord-354029-mp5r82g4	539	2	of	of	IN
cord-354029-mp5r82g4	539	3	the	the	DT
cord-354029-mp5r82g4	539	4	fusion	fusion	NN
cord-354029-mp5r82g4	539	5	-	-	HYPH
cord-354029-mp5r82g4	539	6	inducing	induce	VBG
cord-354029-mp5r82g4	539	7	conformational	conformational	JJ
cord-354029-mp5r82g4	539	8	change	change	NN
cord-354029-mp5r82g4	539	9	of	of	IN
cord-354029-mp5r82g4	539	10	influenza	influenza	NN
cord-354029-mp5r82g4	539	11	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	539	12	by	by	IN
cord-354029-mp5r82g4	539	13	benzoquinones	benzoquinone	NNS
cord-354029-mp5r82g4	539	14	and	and	CC
cord-354029-mp5r82g4	539	15	hydroquinones	hydroquinones	NNP
cord-354029-mp5r82g4	539	16	Completion	Completion	NNP
cord-354029-mp5r82g4	539	17	of	of	IN
cord-354029-mp5r82g4	539	18	trimeric	trimeric	NNP
cord-354029-mp5r82g4	539	19	hairpin	hairpin	NN
cord-354029-mp5r82g4	539	20	formation	formation	NN
cord-354029-mp5r82g4	539	21	of	of	IN
cord-354029-mp5r82g4	539	22	influenza	influenza	NN
cord-354029-mp5r82g4	539	23	virus	virus	NN
cord-354029-mp5r82g4	539	24	hemagglutinin	hemagglutinin	NNP
cord-354029-mp5r82g4	539	25	promotes	promote	VBZ
cord-354029-mp5r82g4	539	26	fusion	fusion	NN
cord-354029-mp5r82g4	539	27	pore	pore	NN
cord-354029-mp5r82g4	539	28	opening	opening	NN
cord-354029-mp5r82g4	539	29	and	and	CC
cord-354029-mp5r82g4	539	30	enlargement	enlargement	NN
cord-354029-mp5r82g4	540	1	The	the	DT
cord-354029-mp5r82g4	540	2	coronavirus	coronavirus	NN
cord-354029-mp5r82g4	540	3	spike	spike	NN
cord-354029-mp5r82g4	540	4	protein	protein	NN
cord-354029-mp5r82g4	540	5	is	be	VBZ
cord-354029-mp5r82g4	540	6	a	a	DT
cord-354029-mp5r82g4	540	7	class	class	NN
cord-354029-mp5r82g4	540	8	I	-PRON-	PRP
cord-354029-mp5r82g4	540	9	virus	virus	NN
cord-354029-mp5r82g4	540	10	fusion	fusion	NN
cord-354029-mp5r82g4	540	11	protein	protein	NN
cord-354029-mp5r82g4	540	12	:	:	:
cord-354029-mp5r82g4	540	13	structural	structural	JJ
cord-354029-mp5r82g4	540	14	and	and	CC
cord-354029-mp5r82g4	540	15	functional	functional	JJ
cord-354029-mp5r82g4	540	16	characterization	characterization	NN
cord-354029-mp5r82g4	540	17	of	of	IN
cord-354029-mp5r82g4	540	18	the	the	DT
cord-354029-mp5r82g4	540	19	fusion	fusion	NN
cord-354029-mp5r82g4	540	20	core	core	NN
cord-354029-mp5r82g4	540	21	complex	complex	NN
cord-354029-mp5r82g4	540	22	Membrane	membrane	NN
cord-354029-mp5r82g4	540	23	fusion	fusion	NN
cord-354029-mp5r82g4	540	24	tropism	tropism	NN
cord-354029-mp5r82g4	540	25	and	and	CC
cord-354029-mp5r82g4	540	26	heterotypic	heterotypic	JJ
cord-354029-mp5r82g4	540	27	functional	functional	JJ
cord-354029-mp5r82g4	540	28	activities	activity	NNS
cord-354029-mp5r82g4	540	29	of	of	IN
cord-354029-mp5r82g4	540	30	the	the	DT
cord-354029-mp5r82g4	540	31	nipah	nipah	NNP
cord-354029-mp5r82g4	540	32	virus	virus	NN
cord-354029-mp5r82g4	540	33	and	and	CC
cord-354029-mp5r82g4	540	34	hendra	hendra	NNP
cord-354029-mp5r82g4	540	35	virus	virus	NN
cord-354029-mp5r82g4	540	36	envelope	envelope	NN
cord-354029-mp5r82g4	540	37	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	540	38	Structure	Structure	NNP
cord-354029-mp5r82g4	540	39	of	of	IN
cord-354029-mp5r82g4	540	40	a	a	DT
cord-354029-mp5r82g4	540	41	flavivirus	flavivirus	JJ
cord-354029-mp5r82g4	540	42	envelope	envelope	NN
cord-354029-mp5r82g4	540	43	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	540	44	in	in	IN
cord-354029-mp5r82g4	540	45	its	-PRON-	PRP$
cord-354029-mp5r82g4	540	46	low	low	JJ
cord-354029-mp5r82g4	540	47	-	-	HYPH
cord-354029-mp5r82g4	540	48	pH	ph	NN
cord-354029-mp5r82g4	540	49	-	-	HYPH
cord-354029-mp5r82g4	540	50	induced	induce	VBN
cord-354029-mp5r82g4	540	51	membrane	membrane	NN
cord-354029-mp5r82g4	540	52	fusion	fusion	NN
cord-354029-mp5r82g4	540	53	conformation	conformation	NN
cord-354029-mp5r82g4	540	54	Membrane	membrane	NN
cord-354029-mp5r82g4	540	55	fusion	fusion	NN
cord-354029-mp5r82g4	540	56	of	of	IN
cord-354029-mp5r82g4	540	57	Semliki	Semliki	NNP
cord-354029-mp5r82g4	540	58	Forest	Forest	NNP
cord-354029-mp5r82g4	540	59	virus	virus	NN
cord-354029-mp5r82g4	540	60	in	in	IN
cord-354029-mp5r82g4	540	61	a	a	DT
cord-354029-mp5r82g4	540	62	model	model	NN
cord-354029-mp5r82g4	540	63	system	system	NN
cord-354029-mp5r82g4	540	64	:	:	:
cord-354029-mp5r82g4	540	65	correlation	correlation	NN
cord-354029-mp5r82g4	540	66	between	between	IN
cord-354029-mp5r82g4	540	67	fusion	fusion	NN
cord-354029-mp5r82g4	540	68	kinetics	kinetic	NNS
cord-354029-mp5r82g4	540	69	and	and	CC
cord-354029-mp5r82g4	540	70	structural	structural	JJ
cord-354029-mp5r82g4	540	71	changes	change	NNS
cord-354029-mp5r82g4	540	72	in	in	IN
cord-354029-mp5r82g4	540	73	the	the	DT
cord-354029-mp5r82g4	540	74	envelope	envelope	NN
cord-354029-mp5r82g4	540	75	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	540	76	Structure	structure	NN
cord-354029-mp5r82g4	540	77	and	and	CC
cord-354029-mp5r82g4	540	78	function	function	NN
cord-354029-mp5r82g4	540	79	of	of	IN
cord-354029-mp5r82g4	540	80	sphingolipid	sphingolipid	NN
cord-354029-mp5r82g4	540	81	-	-	HYPH
cord-354029-mp5r82g4	540	82	and	and	CC
cord-354029-mp5r82g4	540	83	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	540	84	-	-	HYPH
cord-354029-mp5r82g4	540	85	rich	rich	JJ
cord-354029-mp5r82g4	540	86	membrane	membrane	NN
cord-354029-mp5r82g4	540	87	rafts	raft	NNS
cord-354029-mp5r82g4	540	88	Structure	Structure	NNP
cord-354029-mp5r82g4	540	89	of	of	IN
cord-354029-mp5r82g4	540	90	influenza	influenza	NN
cord-354029-mp5r82g4	540	91	haemagglutinin	haemagglutinin	NNP
cord-354029-mp5r82g4	540	92	at	at	IN
cord-354029-mp5r82g4	540	93	the	the	DT
cord-354029-mp5r82g4	540	94	pH	pH	NNP
cord-354029-mp5r82g4	540	95	of	of	IN
cord-354029-mp5r82g4	540	96	membrane	membrane	NN
cord-354029-mp5r82g4	540	97	fusion	fusion	NN
cord-354029-mp5r82g4	540	98	Electron	Electron	NNP
cord-354029-mp5r82g4	540	99	microscopy	microscopy	NN
cord-354029-mp5r82g4	540	100	of	of	IN
cord-354029-mp5r82g4	540	101	the	the	DT
cord-354029-mp5r82g4	540	102	human	human	JJ
cord-354029-mp5r82g4	540	103	respiratory	respiratory	JJ
cord-354029-mp5r82g4	540	104	syncytial	syncytial	JJ
cord-354029-mp5r82g4	540	105	virus	virus	NN
cord-354029-mp5r82g4	540	106	fusion	fusion	NN
cord-354029-mp5r82g4	540	107	protein	protein	NN
cord-354029-mp5r82g4	540	108	and	and	CC
cord-354029-mp5r82g4	540	109	complexes	complex	NNS
cord-354029-mp5r82g4	540	110	that	that	IN
cord-354029-mp5r82g4	540	111	it	-PRON-	PRP
cord-354029-mp5r82g4	540	112	forms	form	VBZ
cord-354029-mp5r82g4	540	113	with	with	IN
cord-354029-mp5r82g4	540	114	monoclonal	monoclonal	JJ
cord-354029-mp5r82g4	540	115	antibodies	antibody	NNS
cord-354029-mp5r82g4	541	1	Influenza	influenza	NN
cord-354029-mp5r82g4	541	2	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	541	3	is	be	VBZ
cord-354029-mp5r82g4	541	4	spring	spring	NN
cord-354029-mp5r82g4	541	5	-	-	HYPH
cord-354029-mp5r82g4	541	6	loaded	load	VBN
cord-354029-mp5r82g4	541	7	by	by	IN
cord-354029-mp5r82g4	541	8	a	a	DT
cord-354029-mp5r82g4	541	9	metastable	metastable	JJ
cord-354029-mp5r82g4	541	10	native	native	JJ
cord-354029-mp5r82g4	541	11	conformation	conformation	NN
cord-354029-mp5r82g4	542	1	A	a	DT
cord-354029-mp5r82g4	542	2	spring	spring	NN
cord-354029-mp5r82g4	542	3	-	-	HYPH
cord-354029-mp5r82g4	542	4	loaded	load	VBN
cord-354029-mp5r82g4	542	5	mechanism	mechanism	NN
cord-354029-mp5r82g4	542	6	for	for	IN
cord-354029-mp5r82g4	542	7	the	the	DT
cord-354029-mp5r82g4	542	8	conformational	conformational	JJ
cord-354029-mp5r82g4	542	9	change	change	NN
cord-354029-mp5r82g4	542	10	of	of	IN
cord-354029-mp5r82g4	542	11	influenza	influenza	NN
cord-354029-mp5r82g4	542	12	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	542	13	Measles	measles	NN
cord-354029-mp5r82g4	542	14	viruses	virus	NNS
cord-354029-mp5r82g4	542	15	with	with	IN
cord-354029-mp5r82g4	542	16	altered	altered	JJ
cord-354029-mp5r82g4	542	17	envelope	envelope	NN
cord-354029-mp5r82g4	542	18	protein	protein	NN
cord-354029-mp5r82g4	542	19	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	542	20	tails	tail	NNS
cord-354029-mp5r82g4	542	21	gain	gain	VBP
cord-354029-mp5r82g4	542	22	cell	cell	NN
cord-354029-mp5r82g4	542	23	fusion	fusion	NN
cord-354029-mp5r82g4	542	24	competence	competence	NN
cord-354029-mp5r82g4	542	25	Core	core	NN
cord-354029-mp5r82g4	542	26	structure	structure	NN
cord-354029-mp5r82g4	542	27	of	of	IN
cord-354029-mp5r82g4	542	28	gp41	gp41	NNP
cord-354029-mp5r82g4	542	29	from	from	IN
cord-354029-mp5r82g4	542	30	the	the	DT
cord-354029-mp5r82g4	542	31	HIV	HIV	NNP
cord-354029-mp5r82g4	542	32	envelope	envelope	NN
cord-354029-mp5r82g4	542	33	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	542	34	HIV	HIV	NNP
cord-354029-mp5r82g4	542	35	entry	entry	NN
cord-354029-mp5r82g4	542	36	and	and	CC
cord-354029-mp5r82g4	542	37	its	-PRON-	PRP$
cord-354029-mp5r82g4	542	38	inhibition	inhibition	NN
cord-354029-mp5r82g4	542	39	Structure	structure	NN
cord-354029-mp5r82g4	542	40	of	of	IN
cord-354029-mp5r82g4	542	41	the	the	DT
cord-354029-mp5r82g4	542	42	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	542	43	precursor	precursor	NN
cord-354029-mp5r82g4	542	44	cleavage	cleavage	NN
cord-354029-mp5r82g4	542	45	site	site	NN
cord-354029-mp5r82g4	542	46	,	,	,
cord-354029-mp5r82g4	542	47	a	a	DT
cord-354029-mp5r82g4	542	48	determinant	determinant	NN
cord-354029-mp5r82g4	542	49	of	of	IN
cord-354029-mp5r82g4	542	50	influenza	influenza	NN
cord-354029-mp5r82g4	542	51	pathogenicity	pathogenicity	NN
cord-354029-mp5r82g4	542	52	and	and	CC
cord-354029-mp5r82g4	542	53	the	the	DT
cord-354029-mp5r82g4	542	54	origin	origin	NN
cord-354029-mp5r82g4	542	55	of	of	IN
cord-354029-mp5r82g4	542	56	the	the	DT
cord-354029-mp5r82g4	542	57	labile	labile	JJ
cord-354029-mp5r82g4	542	58	conformation	conformation	NN
cord-354029-mp5r82g4	542	59	N	N	NNP
cord-354029-mp5r82g4	542	60	-	-	:
cord-354029-mp5r82g4	542	61	and	and	CC
cord-354029-mp5r82g4	542	62	C	c	NN
cord-354029-mp5r82g4	542	63	-	-	HYPH
cord-354029-mp5r82g4	542	64	terminal	terminal	NN
cord-354029-mp5r82g4	542	65	residues	residue	NNS
cord-354029-mp5r82g4	542	66	combine	combine	VBP
cord-354029-mp5r82g4	542	67	in	in	IN
cord-354029-mp5r82g4	542	68	the	the	DT
cord-354029-mp5r82g4	542	69	fusion	fusion	NN
cord-354029-mp5r82g4	542	70	-	-	HYPH
cord-354029-mp5r82g4	542	71	pH	ph	NN
cord-354029-mp5r82g4	542	72	influenza	influenza	NN
cord-354029-mp5r82g4	542	73	hemagglutinin	hemagglutinin	VBN
cord-354029-mp5r82g4	542	74	HA(2	HA(2	NNP
cord-354029-mp5r82g4	542	75	)	)	-RRB-
cord-354029-mp5r82g4	542	76	subunit	subunit	NN
cord-354029-mp5r82g4	542	77	to	to	TO
cord-354029-mp5r82g4	542	78	form	form	VB
cord-354029-mp5r82g4	542	79	an	an	DT
cord-354029-mp5r82g4	542	80	N	n	CD
cord-354029-mp5r82g4	542	81	cap	cap	NN
cord-354029-mp5r82g4	542	82	that	that	WDT
cord-354029-mp5r82g4	542	83	terminates	terminate	VBZ
cord-354029-mp5r82g4	542	84	the	the	DT
cord-354029-mp5r82g4	542	85	triple	triple	RB
cord-354029-mp5r82g4	542	86	-	-	HYPH
cord-354029-mp5r82g4	542	87	stranded	stranded	JJ
cord-354029-mp5r82g4	542	88	coiled	coiled	JJ
cord-354029-mp5r82g4	542	89	coil	coil	NN
cord-354029-mp5r82g4	543	1	The	the	DT
cord-354029-mp5r82g4	543	2	structure	structure	NN
cord-354029-mp5r82g4	543	3	of	of	IN
cord-354029-mp5r82g4	543	4	the	the	DT
cord-354029-mp5r82g4	543	5	fusion	fusion	NN
cord-354029-mp5r82g4	543	6	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	543	7	of	of	IN
cord-354029-mp5r82g4	543	8	Newcastle	Newcastle	NNP
cord-354029-mp5r82g4	543	9	disease	disease	NN
cord-354029-mp5r82g4	543	10	virus	virus	NN
cord-354029-mp5r82g4	543	11	suggests	suggest	VBZ
cord-354029-mp5r82g4	543	12	a	a	DT
cord-354029-mp5r82g4	543	13	novel	novel	JJ
cord-354029-mp5r82g4	543	14	paradigm	paradigm	NN
cord-354029-mp5r82g4	543	15	for	for	IN
cord-354029-mp5r82g4	543	16	the	the	DT
cord-354029-mp5r82g4	543	17	molecular	molecular	JJ
cord-354029-mp5r82g4	543	18	mechanism	mechanism	NN
cord-354029-mp5r82g4	543	19	of	of	IN
cord-354029-mp5r82g4	543	20	membrane	membrane	NN
cord-354029-mp5r82g4	543	21	fusion	fusion	NN
cord-354029-mp5r82g4	543	22	Cellular	cellular	JJ
cord-354029-mp5r82g4	543	23	membrane	membrane	NN
cord-354029-mp5r82g4	543	24	-	-	HYPH
cord-354029-mp5r82g4	543	25	binding	bind	VBG
cord-354029-mp5r82g4	543	26	ability	ability	NN
cord-354029-mp5r82g4	543	27	of	of	IN
cord-354029-mp5r82g4	543	28	the	the	DT
cord-354029-mp5r82g4	543	29	C	c	NN
cord-354029-mp5r82g4	543	30	-	-	HYPH
cord-354029-mp5r82g4	543	31	terminal	terminal	JJ
cord-354029-mp5r82g4	543	32	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	543	33	domain	domain	NN
cord-354029-mp5r82g4	543	34	of	of	IN
cord-354029-mp5r82g4	543	35	human	human	JJ
cord-354029-mp5r82g4	543	36	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	543	37	virus	virus	NN
cord-354029-mp5r82g4	543	38	type	type	NN
cord-354029-mp5r82g4	543	39	1	1	CD
cord-354029-mp5r82g4	543	40	envelope	envelope	NN
cord-354029-mp5r82g4	543	41	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	543	42	protein	protein	NN
cord-354029-mp5r82g4	543	43	gp41	gp41	NNP
cord-354029-mp5r82g4	543	44	pH	ph	NN
cord-354029-mp5r82g4	543	45	-	-	HYPH
cord-354029-mp5r82g4	543	46	dependent	dependent	JJ
cord-354029-mp5r82g4	543	47	changes	change	NNS
cord-354029-mp5r82g4	543	48	in	in	IN
cord-354029-mp5r82g4	543	49	photoaffinity	photoaffinity	NN
cord-354029-mp5r82g4	543	50	labeling	labeling	NN
cord-354029-mp5r82g4	543	51	patterns	pattern	NNS
cord-354029-mp5r82g4	543	52	of	of	IN
cord-354029-mp5r82g4	543	53	the	the	DT
cord-354029-mp5r82g4	543	54	H1	H1	NNP
cord-354029-mp5r82g4	543	55	influenza	influenza	NN
cord-354029-mp5r82g4	543	56	virus	virus	NN
cord-354029-mp5r82g4	543	57	hemagglutinin	hemagglutinin	VBN
cord-354029-mp5r82g4	543	58	by	by	IN
cord-354029-mp5r82g4	543	59	using	use	VBG
cord-354029-mp5r82g4	543	60	an	an	DT
cord-354029-mp5r82g4	543	61	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	543	62	of	of	IN
cord-354029-mp5r82g4	543	63	viral	viral	JJ
cord-354029-mp5r82g4	543	64	fusion	fusion	NN
cord-354029-mp5r82g4	544	1	The	the	DT
cord-354029-mp5r82g4	544	2	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	544	3	domain	domain	NN
cord-354029-mp5r82g4	544	4	in	in	IN
cord-354029-mp5r82g4	544	5	viral	viral	JJ
cord-354029-mp5r82g4	544	6	fusion	fusion	NN
cord-354029-mp5r82g4	544	7	:	:	:
cord-354029-mp5r82g4	544	8	essential	essential	JJ
cord-354029-mp5r82g4	544	9	role	role	NN
cord-354029-mp5r82g4	544	10	for	for	IN
cord-354029-mp5r82g4	544	11	a	a	DT
cord-354029-mp5r82g4	544	12	conserved	conserve	VBN
cord-354029-mp5r82g4	544	13	glycine	glycine	NN
cord-354029-mp5r82g4	544	14	residue	residue	NN
cord-354029-mp5r82g4	544	15	in	in	IN
cord-354029-mp5r82g4	544	16	vesicular	vesicular	JJ
cord-354029-mp5r82g4	544	17	stomatitis	stomatitis	NN
cord-354029-mp5r82g4	544	18	virus	virus	NN
cord-354029-mp5r82g4	544	19	G	g	NN
cord-354029-mp5r82g4	544	20	protein	protein	NN
cord-354029-mp5r82g4	545	1	The	the	DT
cord-354029-mp5r82g4	545	2	structural	structural	JJ
cord-354029-mp5r82g4	545	3	biology	biology	NN
cord-354029-mp5r82g4	545	4	of	of	IN
cord-354029-mp5r82g4	545	5	type	type	NN
cord-354029-mp5r82g4	545	6	I	-PRON-	PRP
cord-354029-mp5r82g4	545	7	viral	viral	JJ
cord-354029-mp5r82g4	545	8	membrane	membrane	NN
cord-354029-mp5r82g4	545	9	fusion	fusion	NN
cord-354029-mp5r82g4	545	10	Membrane	membrane	NN
cord-354029-mp5r82g4	545	11	fusion	fusion	NN
cord-354029-mp5r82g4	545	12	activity	activity	NN
cord-354029-mp5r82g4	545	13	of	of	IN
cord-354029-mp5r82g4	545	14	tick	tick	NN
cord-354029-mp5r82g4	545	15	-	-	HYPH
cord-354029-mp5r82g4	545	16	borne	bear	VBN
cord-354029-mp5r82g4	545	17	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	545	18	virus	virus	NN
cord-354029-mp5r82g4	545	19	and	and	CC
cord-354029-mp5r82g4	545	20	recombinant	recombinant	JJ
cord-354029-mp5r82g4	545	21	subviral	subviral	JJ
cord-354029-mp5r82g4	545	22	particles	particle	NNS
cord-354029-mp5r82g4	545	23	in	in	IN
cord-354029-mp5r82g4	545	24	a	a	DT
cord-354029-mp5r82g4	545	25	liposomal	liposomal	JJ
cord-354029-mp5r82g4	545	26	model	model	NN
cord-354029-mp5r82g4	545	27	system	system	NN
cord-354029-mp5r82g4	545	28	Receptor	receptor	NN
cord-354029-mp5r82g4	545	29	-	-	HYPH
cord-354029-mp5r82g4	545	30	triggered	trigger	VBN
cord-354029-mp5r82g4	545	31	membrane	membrane	NN
cord-354029-mp5r82g4	545	32	association	association	NN
cord-354029-mp5r82g4	545	33	of	of	IN
cord-354029-mp5r82g4	545	34	a	a	DT
cord-354029-mp5r82g4	545	35	model	model	NN
cord-354029-mp5r82g4	545	36	retroviral	retroviral	NN
cord-354029-mp5r82g4	545	37	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	545	38	Membrane	membrane	NN
cord-354029-mp5r82g4	545	39	fusion	fusion	NN
cord-354029-mp5r82g4	545	40	mediated	mediate	VBN
cord-354029-mp5r82g4	545	41	by	by	IN
cord-354029-mp5r82g4	545	42	the	the	DT
cord-354029-mp5r82g4	545	43	influenza	influenza	NN
cord-354029-mp5r82g4	545	44	virus	virus	NN
cord-354029-mp5r82g4	545	45	hemagglutinin	hemagglutinin	NNP
cord-354029-mp5r82g4	545	46	requires	require	VBZ
cord-354029-mp5r82g4	545	47	the	the	DT
cord-354029-mp5r82g4	545	48	concerted	concerted	JJ
cord-354029-mp5r82g4	545	49	action	action	NN
cord-354029-mp5r82g4	545	50	of	of	IN
cord-354029-mp5r82g4	545	51	at	at	RB
cord-354029-mp5r82g4	545	52	least	least	RBS
cord-354029-mp5r82g4	545	53	three	three	CD
cord-354029-mp5r82g4	545	54	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	545	55	trimers	trimers	NNP
cord-354029-mp5r82g4	545	56	Structure	Structure	NNP
cord-354029-mp5r82g4	545	57	-	-	HYPH
cord-354029-mp5r82g4	545	58	based	base	VBN
cord-354029-mp5r82g4	545	59	identification	identification	NN
cord-354029-mp5r82g4	545	60	of	of	IN
cord-354029-mp5r82g4	545	61	small	small	JJ
cord-354029-mp5r82g4	545	62	molecule	molecule	NN
cord-354029-mp5r82g4	545	63	antiviral	antiviral	JJ
cord-354029-mp5r82g4	545	64	compounds	compound	NNS
cord-354029-mp5r82g4	545	65	targeted	target	VBN
cord-354029-mp5r82g4	545	66	to	to	IN
cord-354029-mp5r82g4	545	67	the	the	DT
cord-354029-mp5r82g4	545	68	gp41	gp41	NNP
cord-354029-mp5r82g4	545	69	core	core	NN
cord-354029-mp5r82g4	545	70	structure	structure	NN
cord-354029-mp5r82g4	545	71	of	of	IN
cord-354029-mp5r82g4	545	72	the	the	DT
cord-354029-mp5r82g4	545	73	human	human	JJ
cord-354029-mp5r82g4	545	74	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	545	75	virus	virus	NN
cord-354029-mp5r82g4	545	76	type	type	NN
cord-354029-mp5r82g4	545	77	1	1	CD
cord-354029-mp5r82g4	546	1	The	the	DT
cord-354029-mp5r82g4	546	2	central	central	JJ
cord-354029-mp5r82g4	546	3	proline	proline	NN
cord-354029-mp5r82g4	546	4	of	of	IN
cord-354029-mp5r82g4	546	5	an	an	DT
cord-354029-mp5r82g4	546	6	internal	internal	JJ
cord-354029-mp5r82g4	546	7	viral	viral	JJ
cord-354029-mp5r82g4	546	8	fusion	fusion	NN
cord-354029-mp5r82g4	546	9	peptide	peptide	NN
cord-354029-mp5r82g4	546	10	serves	serve	VBZ
cord-354029-mp5r82g4	546	11	two	two	CD
cord-354029-mp5r82g4	546	12	important	important	JJ
cord-354029-mp5r82g4	546	13	roles	role	NNS
cord-354029-mp5r82g4	546	14	Critical	critical	JJ
cord-354029-mp5r82g4	546	15	role	role	NN
cord-354029-mp5r82g4	546	16	for	for	IN
cord-354029-mp5r82g4	546	17	the	the	DT
cord-354029-mp5r82g4	546	18	cysteines	cysteine	NNS
cord-354029-mp5r82g4	546	19	flanking	flank	VBG
cord-354029-mp5r82g4	546	20	the	the	DT
cord-354029-mp5r82g4	546	21	internal	internal	JJ
cord-354029-mp5r82g4	546	22	fusion	fusion	NN
cord-354029-mp5r82g4	546	23	peptide	peptide	NN
cord-354029-mp5r82g4	546	24	of	of	IN
cord-354029-mp5r82g4	546	25	avian	avian	JJ
cord-354029-mp5r82g4	546	26	sarcoma	sarcoma	NN
cord-354029-mp5r82g4	546	27	/	/	SYM
cord-354029-mp5r82g4	546	28	leukosis	leukosis	NN
cord-354029-mp5r82g4	546	29	virus	virus	NN
cord-354029-mp5r82g4	546	30	envelope	envelope	NN
cord-354029-mp5r82g4	546	31	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	546	32	Mutations	Mutations	NNPS
cord-354029-mp5r82g4	546	33	in	in	IN
cord-354029-mp5r82g4	546	34	the	the	DT
cord-354029-mp5r82g4	546	35	Newcastle	Newcastle	NNP
cord-354029-mp5r82g4	546	36	disease	disease	NN
cord-354029-mp5r82g4	546	37	virus	virus	NN
cord-354029-mp5r82g4	546	38	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	546	39	-	-	:
cord-354029-mp5r82g4	546	40	neuraminidase	neuraminidase	NN
cord-354029-mp5r82g4	546	41	protein	protein	NN
cord-354029-mp5r82g4	546	42	that	that	WDT
cord-354029-mp5r82g4	546	43	interfere	interfere	VBP
cord-354029-mp5r82g4	546	44	with	with	IN
cord-354029-mp5r82g4	546	45	its	-PRON-	PRP$
cord-354029-mp5r82g4	546	46	ability	ability	NN
cord-354029-mp5r82g4	546	47	to	to	TO
cord-354029-mp5r82g4	546	48	interact	interact	VB
cord-354029-mp5r82g4	546	49	with	with	IN
cord-354029-mp5r82g4	546	50	the	the	DT
cord-354029-mp5r82g4	546	51	homologous	homologous	JJ
cord-354029-mp5r82g4	546	52	F	F	NNP
cord-354029-mp5r82g4	546	53	protein	protein	NN
cord-354029-mp5r82g4	546	54	in	in	IN
cord-354029-mp5r82g4	546	55	the	the	DT
cord-354029-mp5r82g4	546	56	promotion	promotion	NN
cord-354029-mp5r82g4	546	57	of	of	IN
cord-354029-mp5r82g4	546	58	fusion	fusion	NN
cord-354029-mp5r82g4	546	59	try	try	VBP
cord-354029-mp5r82g4	546	60	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	546	61	from	from	IN
cord-354029-mp5r82g4	546	62	biased	biased	JJ
cord-354029-mp5r82g4	546	63	combinatorial	combinatorial	JJ
cord-354029-mp5r82g4	546	64	libraries	library	NNS
cord-354029-mp5r82g4	546	65	of	of	IN
cord-354029-mp5r82g4	546	66	non	non	JJ
cord-354029-mp5r82g4	546	67	-	-	JJ
cord-354029-mp5r82g4	546	68	natural	natural	JJ
cord-354029-mp5r82g4	546	69	binding	binding	NN
cord-354029-mp5r82g4	546	70	elements	element	NNS
cord-354029-mp5r82g4	546	71	Acylation	Acylation	NNP
cord-354029-mp5r82g4	546	72	of	of	IN
cord-354029-mp5r82g4	546	73	the	the	DT
cord-354029-mp5r82g4	546	74	influenza	influenza	NN
cord-354029-mp5r82g4	546	75	hemagglutinin	hemagglutinin	NNP
cord-354029-mp5r82g4	546	76	modulates	modulate	VBZ
cord-354029-mp5r82g4	546	77	fusion	fusion	NN
cord-354029-mp5r82g4	546	78	activity	activity	NN
cord-354029-mp5r82g4	547	1	Vesicular	vesicular	JJ
cord-354029-mp5r82g4	547	2	stomatitis	stomatitis	NN
cord-354029-mp5r82g4	547	3	virus	virus	NN
cord-354029-mp5r82g4	547	4	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	5	mutations	mutation	NNS
cord-354029-mp5r82g4	547	6	that	that	WDT
cord-354029-mp5r82g4	547	7	affect	affect	VBP
cord-354029-mp5r82g4	547	8	membrane	membrane	NN
cord-354029-mp5r82g4	547	9	fusion	fusion	NN
cord-354029-mp5r82g4	547	10	activity	activity	NN
cord-354029-mp5r82g4	547	11	and	and	CC
cord-354029-mp5r82g4	547	12	abolish	abolish	VB
cord-354029-mp5r82g4	547	13	virus	virus	NN
cord-354029-mp5r82g4	547	14	infectivity	infectivity	NN
cord-354029-mp5r82g4	547	15	A	a	DT
cord-354029-mp5r82g4	547	16	mutation	mutation	NN
cord-354029-mp5r82g4	547	17	in	in	IN
cord-354029-mp5r82g4	547	18	the	the	DT
cord-354029-mp5r82g4	547	19	human	human	JJ
cord-354029-mp5r82g4	547	20	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	547	21	virus	virus	NN
cord-354029-mp5r82g4	547	22	type	type	NN
cord-354029-mp5r82g4	547	23	1	1	CD
cord-354029-mp5r82g4	547	24	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	547	25	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	26	gp41	gp41	NN
cord-354029-mp5r82g4	547	27	dominantly	dominantly	RB
cord-354029-mp5r82g4	547	28	interferes	interfere	VBZ
cord-354029-mp5r82g4	547	29	with	with	IN
cord-354029-mp5r82g4	547	30	fusion	fusion	NN
cord-354029-mp5r82g4	547	31	and	and	CC
cord-354029-mp5r82g4	547	32	infectivity	infectivity	NN
cord-354029-mp5r82g4	547	33	Domains	domain	NNS
cord-354029-mp5r82g4	547	34	of	of	IN
cord-354029-mp5r82g4	547	35	the	the	DT
cord-354029-mp5r82g4	547	36	human	human	JJ
cord-354029-mp5r82g4	547	37	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	547	38	virus	virus	NN
cord-354029-mp5r82g4	547	39	type	type	NN
cord-354029-mp5r82g4	547	40	1	1	CD
cord-354029-mp5r82g4	547	41	matrix	matrix	NN
cord-354029-mp5r82g4	547	42	and	and	CC
cord-354029-mp5r82g4	547	43	gp41	gp41	NN
cord-354029-mp5r82g4	547	44	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	547	45	tail	tail	NN
cord-354029-mp5r82g4	547	46	required	require	VBN
cord-354029-mp5r82g4	547	47	for	for	IN
cord-354029-mp5r82g4	547	48	envelope	envelope	NN
cord-354029-mp5r82g4	547	49	incorporation	incorporation	NN
cord-354029-mp5r82g4	547	50	into	into	IN
cord-354029-mp5r82g4	547	51	virions	virion	NNS
cord-354029-mp5r82g4	547	52	Temperature	temperature	NN
cord-354029-mp5r82g4	547	53	dependence	dependence	NN
cord-354029-mp5r82g4	547	54	of	of	IN
cord-354029-mp5r82g4	547	55	cell	cell	NN
cord-354029-mp5r82g4	547	56	-	-	HYPH
cord-354029-mp5r82g4	547	57	cell	cell	NN
cord-354029-mp5r82g4	547	58	fusion	fusion	NN
cord-354029-mp5r82g4	547	59	induced	induce	VBN
cord-354029-mp5r82g4	547	60	by	by	IN
cord-354029-mp5r82g4	547	61	the	the	DT
cord-354029-mp5r82g4	547	62	envelope	envelope	NN
cord-354029-mp5r82g4	547	63	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	64	of	of	IN
cord-354029-mp5r82g4	547	65	human	human	JJ
cord-354029-mp5r82g4	547	66	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	547	67	virus	virus	NN
cord-354029-mp5r82g4	547	68	type	type	NN
cord-354029-mp5r82g4	547	69	1	1	CD
cord-354029-mp5r82g4	547	70	A	a	DT
cord-354029-mp5r82g4	547	71	molecular	molecular	JJ
cord-354029-mp5r82g4	547	72	model	model	NN
cord-354029-mp5r82g4	547	73	for	for	IN
cord-354029-mp5r82g4	547	74	membrane	membrane	NN
cord-354029-mp5r82g4	547	75	fusion	fusion	NN
cord-354029-mp5r82g4	547	76	based	base	VBN
cord-354029-mp5r82g4	547	77	on	on	IN
cord-354029-mp5r82g4	547	78	solution	solution	NN
cord-354029-mp5r82g4	547	79	studies	study	NNS
cord-354029-mp5r82g4	547	80	of	of	IN
cord-354029-mp5r82g4	547	81	an	an	DT
cord-354029-mp5r82g4	547	82	amphiphilic	amphiphilic	JJ
cord-354029-mp5r82g4	547	83	peptide	peptide	NN
cord-354029-mp5r82g4	547	84	from	from	IN
cord-354029-mp5r82g4	547	85	HIV	HIV	NNP
cord-354029-mp5r82g4	547	86	gp41	gp41	NNP
cord-354029-mp5r82g4	547	87	Capture	capture	NN
cord-354029-mp5r82g4	547	88	of	of	IN
cord-354029-mp5r82g4	547	89	an	an	DT
cord-354029-mp5r82g4	547	90	early	early	JJ
cord-354029-mp5r82g4	547	91	fusion	fusion	NN
cord-354029-mp5r82g4	547	92	-	-	HYPH
cord-354029-mp5r82g4	547	93	active	active	JJ
cord-354029-mp5r82g4	547	94	conformation	conformation	NN
cord-354029-mp5r82g4	547	95	of	of	IN
cord-354029-mp5r82g4	547	96	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	547	97	gp41	gp41	NNP
cord-354029-mp5r82g4	547	98	Inhibitors	Inhibitors	NNP
cord-354029-mp5r82g4	547	99	of	of	IN
cord-354029-mp5r82g4	547	100	protein	protein	NN
cord-354029-mp5r82g4	547	101	-	-	HYPH
cord-354029-mp5r82g4	547	102	disulfide	disulfide	NN
cord-354029-mp5r82g4	547	103	isomerase	isomerase	NN
cord-354029-mp5r82g4	547	104	prevent	prevent	VBP
cord-354029-mp5r82g4	547	105	cleavage	cleavage	NN
cord-354029-mp5r82g4	547	106	of	of	IN
cord-354029-mp5r82g4	547	107	disulfide	disulfide	JJ
cord-354029-mp5r82g4	547	108	bonds	bond	NNS
cord-354029-mp5r82g4	547	109	in	in	IN
cord-354029-mp5r82g4	547	110	receptor	receptor	NN
cord-354029-mp5r82g4	547	111	-	-	HYPH
cord-354029-mp5r82g4	547	112	bound	bind	VBN
cord-354029-mp5r82g4	547	113	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	114	120	120	CD
cord-354029-mp5r82g4	547	115	and	and	CC
cord-354029-mp5r82g4	547	116	prevent	prevent	VB
cord-354029-mp5r82g4	547	117	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	547	118	entry	entry	NN
cord-354029-mp5r82g4	547	119	Mutations	Mutations	NNPS
cord-354029-mp5r82g4	547	120	in	in	IN
cord-354029-mp5r82g4	547	121	the	the	DT
cord-354029-mp5r82g4	547	122	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	123	of	of	IN
cord-354029-mp5r82g4	547	124	viral	viral	JJ
cord-354029-mp5r82g4	547	125	haemorrhagic	haemorrhagic	JJ
cord-354029-mp5r82g4	547	126	septicaemia	septicaemia	NN
cord-354029-mp5r82g4	547	127	virus	virus	NN
cord-354029-mp5r82g4	547	128	that	that	WDT
cord-354029-mp5r82g4	547	129	affect	affect	VBP
cord-354029-mp5r82g4	547	130	virulence	virulence	NN
cord-354029-mp5r82g4	547	131	for	for	IN
cord-354029-mp5r82g4	547	132	fish	fish	NN
cord-354029-mp5r82g4	547	133	and	and	CC
cord-354029-mp5r82g4	547	134	the	the	DT
cord-354029-mp5r82g4	547	135	pH	pH	NNP
cord-354029-mp5r82g4	547	136	threshold	threshold	NN
cord-354029-mp5r82g4	547	137	for	for	IN
cord-354029-mp5r82g4	547	138	membrane	membrane	NN
cord-354029-mp5r82g4	547	139	fusion	fusion	NN
cord-354029-mp5r82g4	547	140	Rabies	Rabies	NNP
cord-354029-mp5r82g4	547	141	virus	virus	NN
cord-354029-mp5r82g4	547	142	-	-	HYPH
cord-354029-mp5r82g4	547	143	induced	induce	VBN
cord-354029-mp5r82g4	547	144	membrane	membrane	NN
cord-354029-mp5r82g4	547	145	fusion	fusion	NN
cord-354029-mp5r82g4	547	146	Interaction	Interaction	NNP
cord-354029-mp5r82g4	547	147	of	of	IN
cord-354029-mp5r82g4	547	148	peptide	peptide	NN
cord-354029-mp5r82g4	547	149	fragment	fragment	NN
cord-354029-mp5r82g4	547	150	828	828	CD
cord-354029-mp5r82g4	547	151	-	-	SYM
cord-354029-mp5r82g4	547	152	848	848	CD
cord-354029-mp5r82g4	547	153	of	of	IN
cord-354029-mp5r82g4	547	154	the	the	DT
cord-354029-mp5r82g4	547	155	envelope	envelope	NN
cord-354029-mp5r82g4	547	156	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	547	157	of	of	IN
cord-354029-mp5r82g4	547	158	human	human	JJ
cord-354029-mp5r82g4	547	159	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	547	160	virus	virus	NN
cord-354029-mp5r82g4	547	161	type	type	NN
cord-354029-mp5r82g4	547	162	I	-PRON-	PRP
cord-354029-mp5r82g4	547	163	with	with	IN
cord-354029-mp5r82g4	547	164	lipid	lipid	NN
cord-354029-mp5r82g4	547	165	bilayers	bilayer	NNS
cord-354029-mp5r82g4	547	166	Studies	study	NNS
cord-354029-mp5r82g4	547	167	on	on	IN
cord-354029-mp5r82g4	547	168	the	the	DT
cord-354029-mp5r82g4	547	169	mechanism	mechanism	NN
cord-354029-mp5r82g4	547	170	of	of	IN
cord-354029-mp5r82g4	547	171	membrane	membrane	NN
cord-354029-mp5r82g4	547	172	fusion	fusion	NN
cord-354029-mp5r82g4	547	173	:	:	:
cord-354029-mp5r82g4	547	174	site	site	NN
cord-354029-mp5r82g4	547	175	-	-	HYPH
cord-354029-mp5r82g4	547	176	specific	specific	JJ
cord-354029-mp5r82g4	547	177	mutagenesis	mutagenesis	NN
cord-354029-mp5r82g4	547	178	of	of	IN
cord-354029-mp5r82g4	547	179	the	the	DT
cord-354029-mp5r82g4	547	180	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	547	181	of	of	IN
cord-354029-mp5r82g4	547	182	influenza	influenza	NN
cord-354029-mp5r82g4	547	183	virus	virus	NN
cord-354029-mp5r82g4	547	184	Conformational	Conformational	NNP
cord-354029-mp5r82g4	547	185	change	change	NN
cord-354029-mp5r82g4	547	186	and	and	CC
cord-354029-mp5r82g4	547	187	protein	protein	NN
cord-354029-mp5r82g4	547	188	-	-	HYPH
cord-354029-mp5r82g4	547	189	protein	protein	NN
cord-354029-mp5r82g4	547	190	interactions	interaction	NNS
cord-354029-mp5r82g4	547	191	of	of	IN
cord-354029-mp5r82g4	547	192	the	the	DT
cord-354029-mp5r82g4	547	193	fusion	fusion	NN
cord-354029-mp5r82g4	547	194	protein	protein	NN
cord-354029-mp5r82g4	547	195	of	of	IN
cord-354029-mp5r82g4	547	196	Semliki	Semliki	NNP
cord-354029-mp5r82g4	547	197	Forest	Forest	NNP
cord-354029-mp5r82g4	547	198	virus	virus	NN
cord-354029-mp5r82g4	547	199	Fusion	Fusion	NNP
cord-354029-mp5r82g4	547	200	of	of	IN
cord-354029-mp5r82g4	547	201	Rous	rous	JJ
cord-354029-mp5r82g4	547	202	sarcoma	sarcoma	NN
cord-354029-mp5r82g4	547	203	virus	virus	NN
cord-354029-mp5r82g4	547	204	with	with	IN
cord-354029-mp5r82g4	547	205	host	host	NN
cord-354029-mp5r82g4	547	206	cells	cell	NNS
cord-354029-mp5r82g4	547	207	does	do	VBZ
cord-354029-mp5r82g4	547	208	not	not	RB
cord-354029-mp5r82g4	547	209	require	require	VB
cord-354029-mp5r82g4	547	210	exposure	exposure	NN
cord-354029-mp5r82g4	547	211	to	to	IN
cord-354029-mp5r82g4	547	212	low	low	JJ
cord-354029-mp5r82g4	547	213	pH	ph	NN
cord-354029-mp5r82g4	547	214	Introduction	introduction	NN
cord-354029-mp5r82g4	547	215	of	of	IN
cord-354029-mp5r82g4	547	216	intersubunit	intersubunit	NNP
cord-354029-mp5r82g4	547	217	disulfide	disulfide	NN
cord-354029-mp5r82g4	547	218	bonds	bond	NNS
cord-354029-mp5r82g4	547	219	in	in	IN
cord-354029-mp5r82g4	547	220	the	the	DT
cord-354029-mp5r82g4	547	221	membrane	membrane	NN
cord-354029-mp5r82g4	547	222	-	-	HYPH
cord-354029-mp5r82g4	547	223	distal	distal	JJ
cord-354029-mp5r82g4	547	224	region	region	NN
cord-354029-mp5r82g4	547	225	of	of	IN
cord-354029-mp5r82g4	547	226	the	the	DT
cord-354029-mp5r82g4	547	227	influenza	influenza	NN
cord-354029-mp5r82g4	547	228	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	547	229	abolishes	abolish	VBZ
cord-354029-mp5r82g4	547	230	membrane	membrane	NN
cord-354029-mp5r82g4	547	231	fusion	fusion	NN
cord-354029-mp5r82g4	547	232	activity	activity	NN
cord-354029-mp5r82g4	547	233	Dissection	dissection	NN
cord-354029-mp5r82g4	547	234	of	of	IN
cord-354029-mp5r82g4	547	235	human	human	JJ
cord-354029-mp5r82g4	547	236	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	547	237	virus	virus	NN
cord-354029-mp5r82g4	547	238	type	type	NN
cord-354029-mp5r82g4	547	239	1	1	CD
cord-354029-mp5r82g4	547	240	entry	entry	NN
cord-354029-mp5r82g4	547	241	with	with	IN
cord-354029-mp5r82g4	547	242	neutralizing	neutralize	VBG
cord-354029-mp5r82g4	547	243	antibodies	antibody	NNS
cord-354029-mp5r82g4	547	244	to	to	IN
cord-354029-mp5r82g4	547	245	gp41	gp41	NN
cord-354029-mp5r82g4	547	246	fusion	fusion	NN
cord-354029-mp5r82g4	547	247	intermediates	intermediate	NNS
cord-354029-mp5r82g4	548	1	A	a	DT
cord-354029-mp5r82g4	548	2	new	new	JJ
cord-354029-mp5r82g4	548	3	mechanism	mechanism	NN
cord-354029-mp5r82g4	548	4	for	for	IN
cord-354029-mp5r82g4	548	5	the	the	DT
cord-354029-mp5r82g4	548	6	neutralization	neutralization	NN
cord-354029-mp5r82g4	548	7	of	of	IN
cord-354029-mp5r82g4	548	8	enveloped	envelop	VBN
cord-354029-mp5r82g4	548	9	viruses	virus	NNS
cord-354029-mp5r82g4	548	10	by	by	IN
cord-354029-mp5r82g4	548	11	antiviral	antiviral	JJ
cord-354029-mp5r82g4	548	12	antibody	antibody	NN
cord-354029-mp5r82g4	548	13	Cleavage	cleavage	NN
cord-354029-mp5r82g4	548	14	of	of	IN
cord-354029-mp5r82g4	548	15	the	the	DT
cord-354029-mp5r82g4	548	16	human	human	JJ
cord-354029-mp5r82g4	548	17	respiratory	respiratory	JJ
cord-354029-mp5r82g4	548	18	syncytial	syncytial	JJ
cord-354029-mp5r82g4	548	19	virus	virus	NN
cord-354029-mp5r82g4	548	20	fusion	fusion	NN
cord-354029-mp5r82g4	548	21	protein	protein	NN
cord-354029-mp5r82g4	548	22	at	at	IN
cord-354029-mp5r82g4	548	23	two	two	CD
cord-354029-mp5r82g4	548	24	distinct	distinct	JJ
cord-354029-mp5r82g4	548	25	sites	site	NNS
cord-354029-mp5r82g4	548	26	is	be	VBZ
cord-354029-mp5r82g4	548	27	required	require	VBN
cord-354029-mp5r82g4	548	28	for	for	IN
cord-354029-mp5r82g4	548	29	activation	activation	NN
cord-354029-mp5r82g4	548	30	of	of	IN
cord-354029-mp5r82g4	548	31	membrane	membrane	NN
cord-354029-mp5r82g4	548	32	fusion	fusion	NN
cord-354029-mp5r82g4	548	33	New	new	JJ
cord-354029-mp5r82g4	548	34	insights	insight	NNS
cord-354029-mp5r82g4	548	35	into	into	IN
cord-354029-mp5r82g4	548	36	the	the	DT
cord-354029-mp5r82g4	548	37	spring	spring	NN
cord-354029-mp5r82g4	548	38	-	-	HYPH
cord-354029-mp5r82g4	548	39	loaded	load	VBN
cord-354029-mp5r82g4	548	40	conformational	conformational	JJ
cord-354029-mp5r82g4	548	41	change	change	NN
cord-354029-mp5r82g4	548	42	of	of	IN
cord-354029-mp5r82g4	548	43	influenza	influenza	NN
cord-354029-mp5r82g4	548	44	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	548	45	Role	role	NN
cord-354029-mp5r82g4	548	46	of	of	IN
cord-354029-mp5r82g4	548	47	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	548	48	surface	surface	NN
cord-354029-mp5r82g4	548	49	density	density	NN
cord-354029-mp5r82g4	548	50	in	in	IN
cord-354029-mp5r82g4	548	51	the	the	DT
cord-354029-mp5r82g4	548	52	initial	initial	JJ
cord-354029-mp5r82g4	548	53	stages	stage	NNS
cord-354029-mp5r82g4	548	54	of	of	IN
cord-354029-mp5r82g4	548	55	influenza	influenza	NN
cord-354029-mp5r82g4	548	56	virus	virus	NN
cord-354029-mp5r82g4	548	57	fusion	fusion	NN
cord-354029-mp5r82g4	548	58	:	:	:
cord-354029-mp5r82g4	548	59	lack	lack	NN
cord-354029-mp5r82g4	548	60	of	of	IN
cord-354029-mp5r82g4	548	61	evidence	evidence	NN
cord-354029-mp5r82g4	548	62	for	for	IN
cord-354029-mp5r82g4	548	63	cooperativity	cooperativity	NN
cord-354029-mp5r82g4	549	1	The	the	DT
cord-354029-mp5r82g4	549	2	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	549	3	tail	tail	NN
cord-354029-mp5r82g4	549	4	of	of	IN
cord-354029-mp5r82g4	549	5	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	549	6	gp160	gp160	NNP
cord-354029-mp5r82g4	549	7	contains	contain	VBZ
cord-354029-mp5r82g4	549	8	regions	region	NNS
cord-354029-mp5r82g4	549	9	that	that	WDT
cord-354029-mp5r82g4	549	10	associate	associate	VBP
cord-354029-mp5r82g4	549	11	with	with	IN
cord-354029-mp5r82g4	549	12	cellular	cellular	JJ
cord-354029-mp5r82g4	549	13	membranes	membrane	NNS
cord-354029-mp5r82g4	549	14	Membrane	Membrane	NNP
cord-354029-mp5r82g4	549	15	structure	structure	NN
cord-354029-mp5r82g4	549	16	and	and	CC
cord-354029-mp5r82g4	549	17	fusion	fusion	NN
cord-354029-mp5r82g4	549	18	-	-	HYPH
cord-354029-mp5r82g4	549	19	triggering	trigger	VBG
cord-354029-mp5r82g4	549	20	conformational	conformational	JJ
cord-354029-mp5r82g4	549	21	change	change	NN
cord-354029-mp5r82g4	549	22	of	of	IN
cord-354029-mp5r82g4	549	23	the	the	DT
cord-354029-mp5r82g4	549	24	fusion	fusion	NN
cord-354029-mp5r82g4	549	25	domain	domain	NN
cord-354029-mp5r82g4	549	26	from	from	IN
cord-354029-mp5r82g4	549	27	influenza	influenza	NN
cord-354029-mp5r82g4	549	28	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	549	29	Peptides	peptide	NNS
cord-354029-mp5r82g4	549	30	trap	trap	VBP
cord-354029-mp5r82g4	549	31	the	the	DT
cord-354029-mp5r82g4	549	32	human	human	JJ
cord-354029-mp5r82g4	549	33	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	549	34	virus	virus	NN
cord-354029-mp5r82g4	549	35	type	type	NN
cord-354029-mp5r82g4	549	36	1	1	CD
cord-354029-mp5r82g4	549	37	envelope	envelope	NN
cord-354029-mp5r82g4	549	38	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	549	39	fusion	fusion	NN
cord-354029-mp5r82g4	549	40	intermediate	intermediate	JJ
cord-354029-mp5r82g4	549	41	at	at	IN
cord-354029-mp5r82g4	549	42	two	two	CD
cord-354029-mp5r82g4	549	43	sites	site	NNS
cord-354029-mp5r82g4	550	1	The	the	DT
cord-354029-mp5r82g4	550	2	machinery	machinery	NN
cord-354029-mp5r82g4	550	3	for	for	IN
cord-354029-mp5r82g4	550	4	flavivirus	flavivirus	NNP
cord-354029-mp5r82g4	550	5	fusion	fusion	NN
cord-354029-mp5r82g4	550	6	with	with	IN
cord-354029-mp5r82g4	550	7	host	host	NN
cord-354029-mp5r82g4	550	8	cell	cell	NN
cord-354029-mp5r82g4	550	9	membranes	membrane	NNS
cord-354029-mp5r82g4	550	10	Alphavirus	Alphavirus	NNP
cord-354029-mp5r82g4	550	11	and	and	CC
cord-354029-mp5r82g4	550	12	flavivirus	flavivirus	JJ
cord-354029-mp5r82g4	550	13	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	550	14	:	:	:
cord-354029-mp5r82g4	550	15	structures	structure	NNS
cord-354029-mp5r82g4	550	16	and	and	CC
cord-354029-mp5r82g4	550	17	functions	function	NNS
cord-354029-mp5r82g4	550	18	Virus	virus	NN
cord-354029-mp5r82g4	550	19	-	-	HYPH
cord-354029-mp5r82g4	550	20	cell	cell	NN
cord-354029-mp5r82g4	550	21	and	and	CC
cord-354029-mp5r82g4	550	22	cellcell	cellcell	NNP
cord-354029-mp5r82g4	550	23	fusion	fusion	NNP
cord-354029-mp5r82g4	550	24	Activation	Activation	NNP
cord-354029-mp5r82g4	550	25	of	of	IN
cord-354029-mp5r82g4	550	26	a	a	DT
cord-354029-mp5r82g4	550	27	retroviral	retroviral	JJ
cord-354029-mp5r82g4	550	28	membrane	membrane	NN
cord-354029-mp5r82g4	550	29	fusion	fusion	NN
cord-354029-mp5r82g4	550	30	protein	protein	NN
cord-354029-mp5r82g4	550	31	:	:	:
cord-354029-mp5r82g4	550	32	soluble	soluble	JJ
cord-354029-mp5r82g4	550	33	receptor	receptor	NN
cord-354029-mp5r82g4	550	34	-	-	HYPH
cord-354029-mp5r82g4	550	35	induced	induce	VBN
cord-354029-mp5r82g4	550	36	liposome	liposome	NN
cord-354029-mp5r82g4	550	37	binding	bind	VBG
cord-354029-mp5r82g4	550	38	of	of	IN
cord-354029-mp5r82g4	550	39	the	the	DT
cord-354029-mp5r82g4	550	40	ALSV	ALSV	NNP
cord-354029-mp5r82g4	550	41	envelope	envelope	NN
cord-354029-mp5r82g4	550	42	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	550	43	Mutational	mutational	JJ
cord-354029-mp5r82g4	550	44	analysis	analysis	NN
cord-354029-mp5r82g4	550	45	of	of	IN
cord-354029-mp5r82g4	550	46	the	the	DT
cord-354029-mp5r82g4	550	47	candidate	candidate	NN
cord-354029-mp5r82g4	550	48	internal	internal	JJ
cord-354029-mp5r82g4	550	49	fusion	fusion	NN
cord-354029-mp5r82g4	550	50	peptide	peptide	NN
cord-354029-mp5r82g4	550	51	of	of	IN
cord-354029-mp5r82g4	550	52	the	the	DT
cord-354029-mp5r82g4	550	53	avian	avian	JJ
cord-354029-mp5r82g4	550	54	leukosis	leukosis	NNP
cord-354029-mp5r82g4	550	55	and	and	CC
cord-354029-mp5r82g4	550	56	sarcoma	sarcoma	NNP
cord-354029-mp5r82g4	550	57	virus	virus	NN
cord-354029-mp5r82g4	550	58	subgroup	subgroup	NN
cord-354029-mp5r82g4	550	59	A	a	DT
cord-354029-mp5r82g4	550	60	envelope	envelope	NN
cord-354029-mp5r82g4	550	61	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	550	62	Structure	structure	NN
cord-354029-mp5r82g4	550	63	-	-	HYPH
cord-354029-mp5r82g4	550	64	based	base	VBN
cord-354029-mp5r82g4	550	65	identification	identification	NN
cord-354029-mp5r82g4	550	66	of	of	IN
cord-354029-mp5r82g4	550	67	an	an	DT
cord-354029-mp5r82g4	550	68	inducer	inducer	NN
cord-354029-mp5r82g4	550	69	of	of	IN
cord-354029-mp5r82g4	550	70	the	the	DT
cord-354029-mp5r82g4	550	71	low	low	JJ
cord-354029-mp5r82g4	550	72	-	-	HYPH
cord-354029-mp5r82g4	550	73	pH	ph	NN
cord-354029-mp5r82g4	550	74	conformational	conformational	JJ
cord-354029-mp5r82g4	550	75	change	change	NN
cord-354029-mp5r82g4	550	76	in	in	IN
cord-354029-mp5r82g4	550	77	the	the	DT
cord-354029-mp5r82g4	550	78	influenza	influenza	NN
cord-354029-mp5r82g4	550	79	virus	virus	NN
cord-354029-mp5r82g4	550	80	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	550	81	:	:	:
cord-354029-mp5r82g4	550	82	irreversible	irreversible	JJ
cord-354029-mp5r82g4	550	83	inhibition	inhibition	NN
cord-354029-mp5r82g4	550	84	of	of	IN
cord-354029-mp5r82g4	550	85	infectivity	infectivity	NN
cord-354029-mp5r82g4	550	86	Viral	viral	JJ
cord-354029-mp5r82g4	550	87	entry	entry	NN
cord-354029-mp5r82g4	550	88	and	and	CC
cord-354029-mp5r82g4	550	89	receptors	receptor	NNS
cord-354029-mp5r82g4	550	90	Entry	Entry	NNP
cord-354029-mp5r82g4	550	91	of	of	IN
cord-354029-mp5r82g4	550	92	Semliki	Semliki	NNP
cord-354029-mp5r82g4	550	93	forest	forest	NN
cord-354029-mp5r82g4	550	94	virus	virus	NN
cord-354029-mp5r82g4	550	95	into	into	IN
cord-354029-mp5r82g4	550	96	cells	cell	NNS
cord-354029-mp5r82g4	550	97	:	:	:
cord-354029-mp5r82g4	550	98	effects	effect	NNS
cord-354029-mp5r82g4	550	99	of	of	IN
cord-354029-mp5r82g4	550	100	concanamycin	concanamycin	NNS
cord-354029-mp5r82g4	550	101	A	a	NN
cord-354029-mp5r82g4	550	102	and	and	CC
cord-354029-mp5r82g4	550	103	nigericin	nigericin	NNS
cord-354029-mp5r82g4	550	104	on	on	IN
cord-354029-mp5r82g4	550	105	viral	viral	JJ
cord-354029-mp5r82g4	550	106	membrane	membrane	NN
cord-354029-mp5r82g4	550	107	fusion	fusion	NN
cord-354029-mp5r82g4	550	108	and	and	CC
cord-354029-mp5r82g4	550	109	infection	infection	NN
cord-354029-mp5r82g4	550	110	Mutational	Mutational	NNP
cord-354029-mp5r82g4	550	111	analysis	analysis	NN
cord-354029-mp5r82g4	550	112	of	of	IN
cord-354029-mp5r82g4	550	113	the	the	DT
cord-354029-mp5r82g4	550	114	putative	putative	JJ
cord-354029-mp5r82g4	550	115	fusion	fusion	NN
cord-354029-mp5r82g4	550	116	domain	domain	NN
cord-354029-mp5r82g4	550	117	of	of	IN
cord-354029-mp5r82g4	550	118	Ebola	Ebola	NNP
cord-354029-mp5r82g4	550	119	virus	virus	NN
cord-354029-mp5r82g4	550	120	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	550	121	Membrane	Membrane	NNP
cord-354029-mp5r82g4	550	122	fusion	fusion	NN
cord-354029-mp5r82g4	550	123	Functional	functional	JJ
cord-354029-mp5r82g4	550	124	analysis	analysis	NN
cord-354029-mp5r82g4	550	125	of	of	IN
cord-354029-mp5r82g4	550	126	the	the	DT
cord-354029-mp5r82g4	550	127	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	550	128	tail	tail	NN
cord-354029-mp5r82g4	550	129	of	of	IN
cord-354029-mp5r82g4	550	130	Moloney	Moloney	NNP
cord-354029-mp5r82g4	550	131	murine	murine	JJ
cord-354029-mp5r82g4	550	132	leukemia	leukemia	NN
cord-354029-mp5r82g4	550	133	virus	virus	NN
cord-354029-mp5r82g4	550	134	envelope	envelope	NN
cord-354029-mp5r82g4	550	135	protein	protein	NN
cord-354029-mp5r82g4	550	136	Covalent	covalent	JJ
cord-354029-mp5r82g4	550	137	modifications	modification	NNS
cord-354029-mp5r82g4	550	138	of	of	IN
cord-354029-mp5r82g4	550	139	the	the	DT
cord-354029-mp5r82g4	550	140	ebola	ebola	NNP
cord-354029-mp5r82g4	550	141	virus	virus	NN
cord-354029-mp5r82g4	550	142	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	550	143	Peptide	Peptide	NNP
cord-354029-mp5r82g4	550	144	and	and	CC
cord-354029-mp5r82g4	550	145	non	non	JJ
cord-354029-mp5r82g4	550	146	-	-	JJ
cord-354029-mp5r82g4	550	147	peptide	peptide	JJ
cord-354029-mp5r82g4	550	148	HIV	HIV	NNP
cord-354029-mp5r82g4	550	149	fusion	fusion	NN
cord-354029-mp5r82g4	550	150	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	551	1	A	a	DT
cord-354029-mp5r82g4	551	2	core	core	NN
cord-354029-mp5r82g4	551	3	trimer	trimer	NN
cord-354029-mp5r82g4	551	4	of	of	IN
cord-354029-mp5r82g4	551	5	the	the	DT
cord-354029-mp5r82g4	551	6	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	551	7	fusion	fusion	NN
cord-354029-mp5r82g4	551	8	protein	protein	NN
cord-354029-mp5r82g4	551	9	:	:	:
cord-354029-mp5r82g4	551	10	parallels	parallel	NNS
cord-354029-mp5r82g4	551	11	to	to	IN
cord-354029-mp5r82g4	551	12	influenza	influenza	NN
cord-354029-mp5r82g4	551	13	virus	virus	NN
cord-354029-mp5r82g4	551	14	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	551	15	and	and	CC
cord-354029-mp5r82g4	551	16	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	551	17	gp41	gp41	NNP
cord-354029-mp5r82g4	551	18	Membrane	Membrane	NNP
cord-354029-mp5r82g4	551	19	structure	structure	NN
cord-354029-mp5r82g4	551	20	of	of	IN
cord-354029-mp5r82g4	551	21	the	the	DT
cord-354029-mp5r82g4	551	22	human	human	JJ
cord-354029-mp5r82g4	551	23	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	551	24	virus	virus	NN
cord-354029-mp5r82g4	551	25	gp41	gp41	NNP
cord-354029-mp5r82g4	551	26	fusion	fusion	NN
cord-354029-mp5r82g4	551	27	domain	domain	NN
cord-354029-mp5r82g4	551	28	by	by	IN
cord-354029-mp5r82g4	551	29	molecular	molecular	JJ
cord-354029-mp5r82g4	551	30	dynamics	dynamic	NNS
cord-354029-mp5r82g4	551	31	simulation	simulation	NN
cord-354029-mp5r82g4	551	32	Structural	structural	JJ
cord-354029-mp5r82g4	551	33	features	feature	NNS
cord-354029-mp5r82g4	551	34	of	of	IN
cord-354029-mp5r82g4	551	35	membrane	membrane	NN
cord-354029-mp5r82g4	551	36	fusion	fusion	NN
cord-354029-mp5r82g4	551	37	between	between	IN
cord-354029-mp5r82g4	551	38	influenza	influenza	NN
cord-354029-mp5r82g4	551	39	virus	virus	NN
cord-354029-mp5r82g4	551	40	and	and	CC
cord-354029-mp5r82g4	551	41	liposome	liposome	NN
cord-354029-mp5r82g4	551	42	as	as	IN
cord-354029-mp5r82g4	551	43	revealed	reveal	VBN
cord-354029-mp5r82g4	551	44	by	by	IN
cord-354029-mp5r82g4	551	45	quick	quick	RB
cord-354029-mp5r82g4	551	46	-	-	HYPH
cord-354029-mp5r82g4	551	47	freezing	freeze	VBG
cord-354029-mp5r82g4	551	48	electron	electron	NN
cord-354029-mp5r82g4	551	49	microscopy	microscopy	NN
cord-354029-mp5r82g4	552	1	Intermonomer	Intermonomer	NNP
cord-354029-mp5r82g4	552	2	disulfide	disulfide	NN
cord-354029-mp5r82g4	552	3	bonds	bond	NNS
cord-354029-mp5r82g4	552	4	impair	impair	VBP
cord-354029-mp5r82g4	552	5	the	the	DT
cord-354029-mp5r82g4	552	6	fusion	fusion	NN
cord-354029-mp5r82g4	552	7	activity	activity	NN
cord-354029-mp5r82g4	552	8	of	of	IN
cord-354029-mp5r82g4	552	9	influenza	influenza	NN
cord-354029-mp5r82g4	552	10	virus	virus	NN
cord-354029-mp5r82g4	552	11	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	552	12	Lipid	Lipid	NNP
cord-354029-mp5r82g4	552	13	-	-	HYPH
cord-354029-mp5r82g4	552	14	anchored	anchor	VBN
cord-354029-mp5r82g4	552	15	influenza	influenza	NN
cord-354029-mp5r82g4	552	16	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	552	17	promotes	promote	VBZ
cord-354029-mp5r82g4	552	18	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	552	19	,	,	,
cord-354029-mp5r82g4	552	20	not	not	RB
cord-354029-mp5r82g4	552	21	complete	complete	JJ
cord-354029-mp5r82g4	552	22	fusion	fusion	NN
cord-354029-mp5r82g4	552	23	Membrane	membrane	NN
cord-354029-mp5r82g4	552	24	fusion	fusion	NN
cord-354029-mp5r82g4	552	25	and	and	CC
cord-354029-mp5r82g4	552	26	the	the	DT
cord-354029-mp5r82g4	552	27	alphavirus	alphavirus	NNP
cord-354029-mp5r82g4	552	28	life	life	NN
cord-354029-mp5r82g4	552	29	cycle	cycle	NN
cord-354029-mp5r82g4	552	30	Mechanisms	Mechanisms	NNPS
cord-354029-mp5r82g4	552	31	of	of	IN
cord-354029-mp5r82g4	552	32	mutations	mutation	NNS
cord-354029-mp5r82g4	552	33	inhibiting	inhibit	VBG
cord-354029-mp5r82g4	552	34	fusion	fusion	NN
cord-354029-mp5r82g4	552	35	and	and	CC
cord-354029-mp5r82g4	552	36	infection	infection	NN
cord-354029-mp5r82g4	552	37	by	by	IN
cord-354029-mp5r82g4	552	38	Semliki	Semliki	NNP
cord-354029-mp5r82g4	552	39	Forest	Forest	NNP
cord-354029-mp5r82g4	552	40	virus	virus	NN
cord-354029-mp5r82g4	553	1	Specific	specific	JJ
cord-354029-mp5r82g4	553	2	roles	role	NNS
cord-354029-mp5r82g4	553	3	for	for	IN
cord-354029-mp5r82g4	553	4	lipids	lipid	NNS
cord-354029-mp5r82g4	553	5	in	in	IN
cord-354029-mp5r82g4	553	6	virus	virus	NN
cord-354029-mp5r82g4	553	7	fusion	fusion	NN
cord-354029-mp5r82g4	553	8	and	and	CC
cord-354029-mp5r82g4	553	9	exit	exit	NN
cord-354029-mp5r82g4	553	10	.	.	.
cord-354029-mp5r82g4	554	1	Examples	example	NNS
cord-354029-mp5r82g4	554	2	from	from	IN
cord-354029-mp5r82g4	554	3	the	the	DT
cord-354029-mp5r82g4	554	4	alphaviruses	alphavirus	NNS
cord-354029-mp5r82g4	555	1	Potent	potent	JJ
cord-354029-mp5r82g4	555	2	suppression	suppression	NN
cord-354029-mp5r82g4	555	3	of	of	IN
cord-354029-mp5r82g4	555	4	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	555	5	replication	replication	NN
cord-354029-mp5r82g4	555	6	in	in	IN
cord-354029-mp5r82g4	555	7	humans	human	NNS
cord-354029-mp5r82g4	555	8	by	by	IN
cord-354029-mp5r82g4	555	9	T-20	T-20	NNP
cord-354029-mp5r82g4	555	10	,	,	,
cord-354029-mp5r82g4	555	11	a	a	DT
cord-354029-mp5r82g4	555	12	peptide	peptide	JJ
cord-354029-mp5r82g4	555	13	inhibitor	inhibitor	NN
cord-354029-mp5r82g4	555	14	of	of	IN
cord-354029-mp5r82g4	555	15	gp41-mediated	gp41-mediated	NNP
cord-354029-mp5r82g4	556	1	virus	virus	NN
cord-354029-mp5r82g4	556	2	entry	entry	NN
cord-354029-mp5r82g4	556	3	Human	Human	NNP
cord-354029-mp5r82g4	556	4	T	T	NNP
cord-354029-mp5r82g4	556	5	-	-	HYPH
cord-354029-mp5r82g4	556	6	cell	cell	NN
cord-354029-mp5r82g4	556	7	leukemia	leukemia	NN
cord-354029-mp5r82g4	556	8	virus	virus	NN
cord-354029-mp5r82g4	556	9	type	type	NN
cord-354029-mp5r82g4	556	10	1	1	CD
cord-354029-mp5r82g4	556	11	envelope	envelope	NN
cord-354029-mp5r82g4	556	12	-	-	HYPH
cord-354029-mp5r82g4	556	13	mediated	mediate	VBN
cord-354029-mp5r82g4	556	14	syncytium	syncytium	NN
cord-354029-mp5r82g4	556	15	formation	formation	NN
cord-354029-mp5r82g4	556	16	can	can	MD
cord-354029-mp5r82g4	556	17	be	be	VB
cord-354029-mp5r82g4	556	18	activated	activate	VBN
cord-354029-mp5r82g4	556	19	in	in	IN
cord-354029-mp5r82g4	556	20	resistant	resistant	JJ
cord-354029-mp5r82g4	556	21	mammalian	mammalian	JJ
cord-354029-mp5r82g4	556	22	cell	cell	NN
cord-354029-mp5r82g4	556	23	lines	line	NNS
cord-354029-mp5r82g4	556	24	by	by	IN
cord-354029-mp5r82g4	556	25	a	a	DT
cord-354029-mp5r82g4	556	26	carboxy	carboxy	JJ
cord-354029-mp5r82g4	556	27	-	-	HYPH
cord-354029-mp5r82g4	556	28	terminal	terminal	NN
cord-354029-mp5r82g4	556	29	truncation	truncation	NN
cord-354029-mp5r82g4	556	30	of	of	IN
cord-354029-mp5r82g4	556	31	the	the	DT
cord-354029-mp5r82g4	556	32	envelope	envelope	NN
cord-354029-mp5r82g4	556	33	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	556	34	domain	domain	NN
cord-354029-mp5r82g4	556	35	Fusion	fusion	NN
cord-354029-mp5r82g4	556	36	peptides	peptide	NNS
cord-354029-mp5r82g4	556	37	derived	derive	VBN
cord-354029-mp5r82g4	556	38	from	from	IN
cord-354029-mp5r82g4	556	39	the	the	DT
cord-354029-mp5r82g4	556	40	HIV	HIV	NNP
cord-354029-mp5r82g4	556	41	type	type	NN
cord-354029-mp5r82g4	556	42	1	1	CD
cord-354029-mp5r82g4	556	43	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	556	44	41	41	CD
cord-354029-mp5r82g4	556	45	associate	associate	NN
cord-354029-mp5r82g4	556	46	within	within	IN
cord-354029-mp5r82g4	556	47	phospholipid	phospholipid	NN
cord-354029-mp5r82g4	556	48	membranes	membrane	NNS
cord-354029-mp5r82g4	556	49	and	and	CC
cord-354029-mp5r82g4	556	50	inhibit	inhibit	VBP
cord-354029-mp5r82g4	556	51	cell	cell	NN
cord-354029-mp5r82g4	556	52	-	-	HYPH
cord-354029-mp5r82g4	556	53	cell	cell	NN
cord-354029-mp5r82g4	556	54	fusion	fusion	NN
cord-354029-mp5r82g4	556	55	.	.	.
cord-354029-mp5r82g4	557	1	Structure	structure	NN
cord-354029-mp5r82g4	557	2	-	-	HYPH
cord-354029-mp5r82g4	557	3	function	function	NN
cord-354029-mp5r82g4	557	4	study	study	NN
cord-354029-mp5r82g4	557	5	Mode	mode	NN
cord-354029-mp5r82g4	557	6	of	of	IN
cord-354029-mp5r82g4	557	7	action	action	NN
cord-354029-mp5r82g4	557	8	of	of	IN
cord-354029-mp5r82g4	557	9	an	an	DT
cord-354029-mp5r82g4	557	10	antiviral	antiviral	JJ
cord-354029-mp5r82g4	557	11	peptide	peptide	NN
cord-354029-mp5r82g4	557	12	from	from	IN
cord-354029-mp5r82g4	557	13	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	557	14	.	.	.
cord-354029-mp5r82g4	558	1	Inhibition	inhibition	NN
cord-354029-mp5r82g4	558	2	at	at	IN
cord-354029-mp5r82g4	558	3	a	a	DT
cord-354029-mp5r82g4	558	4	post	post	JJ
cord-354029-mp5r82g4	558	5	-	-	JJ
cord-354029-mp5r82g4	558	6	lipid	lipid	JJ
cord-354029-mp5r82g4	558	7	mixing	mixing	NN
cord-354029-mp5r82g4	558	8	stage	stage	NN
cord-354029-mp5r82g4	559	1	A	a	DT
cord-354029-mp5r82g4	559	2	leucine	leucine	NN
cord-354029-mp5r82g4	559	3	zipper	zipper	NN
cord-354029-mp5r82g4	559	4	-	-	HYPH
cord-354029-mp5r82g4	559	5	like	like	JJ
cord-354029-mp5r82g4	559	6	sequence	sequence	NN
cord-354029-mp5r82g4	559	7	from	from	IN
cord-354029-mp5r82g4	559	8	the	the	DT
cord-354029-mp5r82g4	559	9	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	559	10	tail	tail	NN
cord-354029-mp5r82g4	559	11	of	of	IN
cord-354029-mp5r82g4	559	12	the	the	DT
cord-354029-mp5r82g4	559	13	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	559	14	envelope	envelope	NN
cord-354029-mp5r82g4	559	15	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	559	16	binds	bind	VBZ
cord-354029-mp5r82g4	559	17	and	and	CC
cord-354029-mp5r82g4	559	18	perturbs	perturb	VBZ
cord-354029-mp5r82g4	559	19	lipid	lipid	NN
cord-354029-mp5r82g4	559	20	bilayers	bilayer	NNS
cord-354029-mp5r82g4	559	21	Conformational	Conformational	NNP
cord-354029-mp5r82g4	559	22	intermediates	intermediate	NNS
cord-354029-mp5r82g4	559	23	and	and	CC
cord-354029-mp5r82g4	559	24	fusion	fusion	NN
cord-354029-mp5r82g4	559	25	activity	activity	NN
cord-354029-mp5r82g4	559	26	of	of	IN
cord-354029-mp5r82g4	559	27	influenza	influenza	NN
cord-354029-mp5r82g4	559	28	virus	virus	NN
cord-354029-mp5r82g4	559	29	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	559	30	Segregation	Segregation	NNP
cord-354029-mp5r82g4	559	31	of	of	IN
cord-354029-mp5r82g4	559	32	CD4	CD4	NNP
cord-354029-mp5r82g4	559	33	and	and	CC
cord-354029-mp5r82g4	559	34	CXCR4	CXCR4	NNS
cord-354029-mp5r82g4	559	35	into	into	IN
cord-354029-mp5r82g4	559	36	distinct	distinct	JJ
cord-354029-mp5r82g4	559	37	lipid	lipid	NN
cord-354029-mp5r82g4	559	38	microdomains	microdomain	NNS
cord-354029-mp5r82g4	559	39	in	in	IN
cord-354029-mp5r82g4	559	40	T	t	NN
cord-354029-mp5r82g4	559	41	lymphocytes	lymphocyte	NNS
cord-354029-mp5r82g4	560	1	suggests	suggest	VBZ
cord-354029-mp5r82g4	560	2	a	a	DT
cord-354029-mp5r82g4	560	3	mechanism	mechanism	NN
cord-354029-mp5r82g4	560	4	for	for	IN
cord-354029-mp5r82g4	560	5	membrane	membrane	NN
cord-354029-mp5r82g4	560	6	destabilization	destabilization	NN
cord-354029-mp5r82g4	560	7	by	by	IN
cord-354029-mp5r82g4	560	8	human	human	JJ
cord-354029-mp5r82g4	560	9	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	560	10	virus	virus	NN
cord-354029-mp5r82g4	560	11	Modification	modification	NN
cord-354029-mp5r82g4	560	12	of	of	IN
cord-354029-mp5r82g4	560	13	the	the	DT
cord-354029-mp5r82g4	560	14	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	560	15	domain	domain	NN
cord-354029-mp5r82g4	560	16	of	of	IN
cord-354029-mp5r82g4	560	17	influenza	influenza	NN
cord-354029-mp5r82g4	560	18	virus	virus	NN
cord-354029-mp5r82g4	560	19	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	560	20	affects	affect	VBZ
cord-354029-mp5r82g4	560	21	enlargement	enlargement	NN
cord-354029-mp5r82g4	560	22	of	of	IN
cord-354029-mp5r82g4	560	23	the	the	DT
cord-354029-mp5r82g4	560	24	fusion	fusion	NN
cord-354029-mp5r82g4	560	25	pore	pore	NN
cord-354029-mp5r82g4	560	26	The	the	DT
cord-354029-mp5r82g4	560	27	protein	protein	NN
cord-354029-mp5r82g4	560	28	coat	coat	NN
cord-354029-mp5r82g4	560	29	in	in	IN
cord-354029-mp5r82g4	560	30	membrane	membrane	NN
cord-354029-mp5r82g4	560	31	fusion	fusion	NN
cord-354029-mp5r82g4	560	32	:	:	:
cord-354029-mp5r82g4	560	33	lessons	lesson	NNS
cord-354029-mp5r82g4	560	34	from	from	IN
cord-354029-mp5r82g4	560	35	fission	fission	NN
cord-354029-mp5r82g4	560	36	Stalk	stalk	NN
cord-354029-mp5r82g4	560	37	model	model	NN
cord-354029-mp5r82g4	560	38	of	of	IN
cord-354029-mp5r82g4	560	39	membrane	membrane	NN
cord-354029-mp5r82g4	560	40	fusion	fusion	NN
cord-354029-mp5r82g4	560	41	:	:	:
cord-354029-mp5r82g4	560	42	solution	solution	NN
cord-354029-mp5r82g4	560	43	of	of	IN
cord-354029-mp5r82g4	560	44	energy	energy	NN
cord-354029-mp5r82g4	560	45	crisis	crisis	NN
cord-354029-mp5r82g4	560	46	Structure	Structure	NNP
cord-354029-mp5r82g4	560	47	of	of	IN
cord-354029-mp5r82g4	560	48	dengue	dengue	NN
cord-354029-mp5r82g4	560	49	virus	virus	NN
cord-354029-mp5r82g4	560	50	:	:	:
cord-354029-mp5r82g4	560	51	implications	implication	NNS
cord-354029-mp5r82g4	560	52	for	for	IN
cord-354029-mp5r82g4	560	53	flavivirus	flavivirus	NNP
cord-354029-mp5r82g4	560	54	organization	organization	NN
cord-354029-mp5r82g4	560	55	,	,	,
cord-354029-mp5r82g4	560	56	maturation	maturation	NN
cord-354029-mp5r82g4	560	57	,	,	,
cord-354029-mp5r82g4	560	58	and	and	CC
cord-354029-mp5r82g4	560	59	fusion	fusion	NN
cord-354029-mp5r82g4	560	60	Structure	structure	NN
cord-354029-mp5r82g4	560	61	of	of	IN
cord-354029-mp5r82g4	560	62	an	an	DT
cord-354029-mp5r82g4	560	63	HIV	HIV	NNP
cord-354029-mp5r82g4	560	64	gp120	gp120	NNP
cord-354029-mp5r82g4	560	65	envelope	envelope	NN
cord-354029-mp5r82g4	560	66	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	560	67	in	in	IN
cord-354029-mp5r82g4	560	68	complex	complex	NN
cord-354029-mp5r82g4	560	69	with	with	IN
cord-354029-mp5r82g4	560	70	the	the	DT
cord-354029-mp5r82g4	560	71	CD4	CD4	NNP
cord-354029-mp5r82g4	560	72	receptor	receptor	NN
cord-354029-mp5r82g4	560	73	and	and	CC
cord-354029-mp5r82g4	560	74	a	a	DT
cord-354029-mp5r82g4	560	75	neutralizing	neutralize	VBG
cord-354029-mp5r82g4	560	76	human	human	JJ
cord-354029-mp5r82g4	560	77	antibody	antibody	NN
cord-354029-mp5r82g4	560	78	Paramyxovirus	Paramyxovirus	NNP
cord-354029-mp5r82g4	560	79	fusion	fusion	NN
cord-354029-mp5r82g4	560	80	:	:	:
cord-354029-mp5r82g4	560	81	a	a	DT
cord-354029-mp5r82g4	560	82	hypothesis	hypothesis	NN
cord-354029-mp5r82g4	560	83	for	for	IN
cord-354029-mp5r82g4	560	84	changes	change	NNS
cord-354029-mp5r82g4	560	85	Peptides	peptide	NNS
cord-354029-mp5r82g4	560	86	from	from	IN
cord-354029-mp5r82g4	560	87	conserved	conserved	JJ
cord-354029-mp5r82g4	560	88	regions	region	NNS
cord-354029-mp5r82g4	560	89	of	of	IN
cord-354029-mp5r82g4	560	90	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	560	91	fusion	fusion	NN
cord-354029-mp5r82g4	560	92	(	(	-LRB-
cord-354029-mp5r82g4	560	93	F	F	NNP
cord-354029-mp5r82g4	560	94	)	)	-RRB-
cord-354029-mp5r82g4	560	95	proteins	protein	NNS
cord-354029-mp5r82g4	560	96	are	be	VBP
cord-354029-mp5r82g4	560	97	potent	potent	JJ
cord-354029-mp5r82g4	560	98	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	560	99	of	of	IN
cord-354029-mp5r82g4	560	100	viral	viral	JJ
cord-354029-mp5r82g4	560	101	fusion	fusion	NN
cord-354029-mp5r82g4	560	102	Activation	activation	NN
cord-354029-mp5r82g4	560	103	of	of	IN
cord-354029-mp5r82g4	560	104	membrane	membrane	NN
cord-354029-mp5r82g4	560	105	fusion	fusion	NN
cord-354029-mp5r82g4	560	106	by	by	IN
cord-354029-mp5r82g4	560	107	murine	murine	JJ
cord-354029-mp5r82g4	560	108	leukemia	leukemia	NN
cord-354029-mp5r82g4	560	109	viruses	virus	NNS
cord-354029-mp5r82g4	560	110	is	be	VBZ
cord-354029-mp5r82g4	560	111	controlled	control	VBN
cord-354029-mp5r82g4	560	112	in	in	IN
cord-354029-mp5r82g4	560	113	cis	cis	NNP
cord-354029-mp5r82g4	560	114	or	or	CC
cord-354029-mp5r82g4	560	115	in	in	IN
cord-354029-mp5r82g4	560	116	trans	trans	NNP
cord-354029-mp5r82g4	560	117	by	by	IN
cord-354029-mp5r82g4	560	118	interactions	interaction	NNS
cord-354029-mp5r82g4	560	119	between	between	IN
cord-354029-mp5r82g4	560	120	the	the	DT
cord-354029-mp5r82g4	560	121	receptor	receptor	NN
cord-354029-mp5r82g4	560	122	-	-	HYPH
cord-354029-mp5r82g4	560	123	binding	bind	VBG
cord-354029-mp5r82g4	560	124	domain	domain	NN
cord-354029-mp5r82g4	560	125	and	and	CC
cord-354029-mp5r82g4	560	126	a	a	DT
cord-354029-mp5r82g4	560	127	conserved	conserved	JJ
cord-354029-mp5r82g4	560	128	disulfide	disulfide	NN
cord-354029-mp5r82g4	560	129	loop	loop	NN
cord-354029-mp5r82g4	560	130	of	of	IN
cord-354029-mp5r82g4	560	131	the	the	DT
cord-354029-mp5r82g4	560	132	carboxy	carboxy	JJ
cord-354029-mp5r82g4	560	133	terminus	terminus	NN
cord-354029-mp5r82g4	560	134	of	of	IN
cord-354029-mp5r82g4	560	135	the	the	DT
cord-354029-mp5r82g4	560	136	surface	surface	NN
cord-354029-mp5r82g4	560	137	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	560	138	A	a	DT
cord-354029-mp5r82g4	560	139	proline	proline	JJ
cord-354029-mp5r82g4	560	140	-	-	HYPH
cord-354029-mp5r82g4	560	141	rich	rich	JJ
cord-354029-mp5r82g4	560	142	motif	motif	NN
cord-354029-mp5r82g4	560	143	downstream	downstream	RB
cord-354029-mp5r82g4	560	144	of	of	IN
cord-354029-mp5r82g4	560	145	the	the	DT
cord-354029-mp5r82g4	560	146	receptor	receptor	NN
cord-354029-mp5r82g4	560	147	binding	bind	VBG
cord-354029-mp5r82g4	560	148	domain	domain	NN
cord-354029-mp5r82g4	560	149	modulates	modulate	VBZ
cord-354029-mp5r82g4	560	150	conformation	conformation	NN
cord-354029-mp5r82g4	560	151	and	and	CC
cord-354029-mp5r82g4	560	152	fusogenicity	fusogenicity	NN
cord-354029-mp5r82g4	560	153	of	of	IN
cord-354029-mp5r82g4	560	154	murine	murine	JJ
cord-354029-mp5r82g4	560	155	retroviral	retroviral	NN
cord-354029-mp5r82g4	560	156	envelopes	envelope	NNS
cord-354029-mp5r82g4	561	1	The	the	DT
cord-354029-mp5r82g4	561	2	fusion	fusion	NN
cord-354029-mp5r82g4	561	3	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	561	4	shell	shell	NN
cord-354029-mp5r82g4	561	5	of	of	IN
cord-354029-mp5r82g4	561	6	Semliki	Semliki	NNP
cord-354029-mp5r82g4	561	7	Forest	Forest	NNP
cord-354029-mp5r82g4	561	8	virus	virus	NN
cord-354029-mp5r82g4	561	9	:	:	:
cord-354029-mp5r82g4	561	10	an	an	DT
cord-354029-mp5r82g4	561	11	icosahedral	icosahedral	JJ
cord-354029-mp5r82g4	561	12	assembly	assembly	NN
cord-354029-mp5r82g4	561	13	primed	prime	VBN
cord-354029-mp5r82g4	561	14	for	for	IN
cord-354029-mp5r82g4	561	15	fusogenic	fusogenic	JJ
cord-354029-mp5r82g4	561	16	activation	activation	NN
cord-354029-mp5r82g4	561	17	at	at	IN
cord-354029-mp5r82g4	561	18	endosomal	endosomal	NNP
cord-354029-mp5r82g4	561	19	pH	pH	NNP
cord-354029-mp5r82g4	561	20	Mutations	Mutations	NNP
cord-354029-mp5r82g4	561	21	in	in	IN
cord-354029-mp5r82g4	561	22	the	the	DT
cord-354029-mp5r82g4	561	23	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	561	24	tail	tail	NN
cord-354029-mp5r82g4	561	25	of	of	IN
cord-354029-mp5r82g4	561	26	murine	murine	JJ
cord-354029-mp5r82g4	561	27	leukemia	leukemia	NN
cord-354029-mp5r82g4	561	28	virus	virus	NN
cord-354029-mp5r82g4	561	29	envelope	envelope	NN
cord-354029-mp5r82g4	561	30	protein	protein	NN
cord-354029-mp5r82g4	561	31	suppress	suppress	VB
cord-354029-mp5r82g4	561	32	fusion	fusion	NN
cord-354029-mp5r82g4	561	33	inhibition	inhibition	NN
cord-354029-mp5r82g4	561	34	by	by	IN
cord-354029-mp5r82g4	561	35	R	R	NNP
cord-354029-mp5r82g4	561	36	peptide	peptide	NN
cord-354029-mp5r82g4	561	37	Mutation	Mutation	NNP
cord-354029-mp5r82g4	561	38	analysis	analysis	NN
cord-354029-mp5r82g4	561	39	of	of	IN
cord-354029-mp5r82g4	561	40	the	the	DT
cord-354029-mp5r82g4	561	41	vesicular	vesicular	JJ
cord-354029-mp5r82g4	561	42	stomatitis	stomatitis	NN
cord-354029-mp5r82g4	561	43	virus	virus	NN
cord-354029-mp5r82g4	561	44	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	561	45	G	g	NN
cord-354029-mp5r82g4	561	46	for	for	IN
cord-354029-mp5r82g4	561	47	membrane	membrane	NN
cord-354029-mp5r82g4	561	48	fusion	fusion	NN
cord-354029-mp5r82g4	561	49	domains	domain	NNS
cord-354029-mp5r82g4	561	50	Thermodynamics	thermodynamic	NNS
cord-354029-mp5r82g4	561	51	of	of	IN
cord-354029-mp5r82g4	561	52	fusion	fusion	NN
cord-354029-mp5r82g4	561	53	peptide	peptide	NN
cord-354029-mp5r82g4	561	54	-	-	HYPH
cord-354029-mp5r82g4	561	55	membrane	membrane	NN
cord-354029-mp5r82g4	561	56	interactions	interaction	NNS
cord-354029-mp5r82g4	562	1	A	a	DT
cord-354029-mp5r82g4	562	2	trimeric	trimeric	JJ
cord-354029-mp5r82g4	562	3	structural	structural	JJ
cord-354029-mp5r82g4	562	4	domain	domain	NN
cord-354029-mp5r82g4	562	5	of	of	IN
cord-354029-mp5r82g4	562	6	the	the	DT
cord-354029-mp5r82g4	562	7	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	562	8	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	562	9	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	562	10	Importance	importance	NN
cord-354029-mp5r82g4	562	11	of	of	IN
cord-354029-mp5r82g4	562	12	the	the	DT
cord-354029-mp5r82g4	562	13	intracytoplasmic	intracytoplasmic	JJ
cord-354029-mp5r82g4	562	14	domain	domain	NN
cord-354029-mp5r82g4	562	15	of	of	IN
cord-354029-mp5r82g4	562	16	the	the	DT
cord-354029-mp5r82g4	562	17	simian	simian	JJ
cord-354029-mp5r82g4	562	18	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	562	19	virus	virus	NN
cord-354029-mp5r82g4	562	20	(	(	-LRB-
cord-354029-mp5r82g4	562	21	SIV	SIV	NNP
cord-354029-mp5r82g4	562	22	)	)	-RRB-
cord-354029-mp5r82g4	562	23	envelope	envelope	NN
cord-354029-mp5r82g4	562	24	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	562	25	for	for	IN
cord-354029-mp5r82g4	562	26	pathogenesis	pathogenesis	NN
cord-354029-mp5r82g4	562	27	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	562	28	envelope	envelope	NN
cord-354029-mp5r82g4	562	29	proteins	protein	NNS
cord-354029-mp5r82g4	562	30	complete	complete	VBP
cord-354029-mp5r82g4	562	31	their	-PRON-	PRP$
cord-354029-mp5r82g4	562	32	folding	folding	NN
cord-354029-mp5r82g4	562	33	into	into	IN
cord-354029-mp5r82g4	562	34	six	six	CD
cord-354029-mp5r82g4	562	35	-	-	HYPH
cord-354029-mp5r82g4	562	36	helix	helix	NN
cord-354029-mp5r82g4	562	37	bundles	bundle	NNS
cord-354029-mp5r82g4	562	38	immediately	immediately	RB
cord-354029-mp5r82g4	562	39	after	after	IN
cord-354029-mp5r82g4	562	40	fusion	fusion	NN
cord-354029-mp5r82g4	562	41	pore	pore	NN
cord-354029-mp5r82g4	562	42	formation	formation	NN
cord-354029-mp5r82g4	562	43	Synchronized	synchronize	VBN
cord-354029-mp5r82g4	562	44	activation	activation	NN
cord-354029-mp5r82g4	562	45	and	and	CC
cord-354029-mp5r82g4	562	46	refolding	refolding	NN
cord-354029-mp5r82g4	562	47	of	of	IN
cord-354029-mp5r82g4	562	48	influenza	influenza	NN
cord-354029-mp5r82g4	562	49	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	562	50	in	in	IN
cord-354029-mp5r82g4	562	51	multimeric	multimeric	NNP
cord-354029-mp5r82g4	562	52	fusion	fusion	NN
cord-354029-mp5r82g4	562	53	machines	machine	NNS
cord-354029-mp5r82g4	562	54	Membrane	Membrane	NNP
cord-354029-mp5r82g4	562	55	fusion	fusion	NN
cord-354029-mp5r82g4	562	56	mediated	mediate	VBN
cord-354029-mp5r82g4	562	57	by	by	IN
cord-354029-mp5r82g4	562	58	baculovirus	baculovirus	NNP
cord-354029-mp5r82g4	562	59	gp64	gp64	RB
cord-354029-mp5r82g4	562	60	involves	involve	VBZ
cord-354029-mp5r82g4	562	61	assembly	assembly	NN
cord-354029-mp5r82g4	562	62	of	of	IN
cord-354029-mp5r82g4	562	63	stable	stable	JJ
cord-354029-mp5r82g4	562	64	gp64	gp64	JJ
cord-354029-mp5r82g4	562	65	trimers	trimer	NNS
cord-354029-mp5r82g4	562	66	into	into	IN
cord-354029-mp5r82g4	562	67	multiprotein	multiprotein	NNP
cord-354029-mp5r82g4	562	68	aggregates	aggregate	VBZ
cord-354029-mp5r82g4	562	69	Common	common	JJ
cord-354029-mp5r82g4	562	70	properties	property	NNS
cord-354029-mp5r82g4	562	71	of	of	IN
cord-354029-mp5r82g4	562	72	fusion	fusion	NN
cord-354029-mp5r82g4	562	73	peptides	peptide	NNS
cord-354029-mp5r82g4	562	74	from	from	IN
cord-354029-mp5r82g4	562	75	diverse	diverse	JJ
cord-354029-mp5r82g4	562	76	systems	system	NNS
cord-354029-mp5r82g4	562	77	Role	role	NN
cord-354029-mp5r82g4	562	78	of	of	IN
cord-354029-mp5r82g4	562	79	the	the	DT
cord-354029-mp5r82g4	562	80	N	n	CD
cord-354029-mp5r82g4	562	81	-	-	HYPH
cord-354029-mp5r82g4	562	82	terminal	terminal	NN
cord-354029-mp5r82g4	562	83	peptides	peptide	NNS
cord-354029-mp5r82g4	562	84	of	of	IN
cord-354029-mp5r82g4	562	85	viral	viral	JJ
cord-354029-mp5r82g4	562	86	envelope	envelope	NN
cord-354029-mp5r82g4	562	87	proteins	protein	NNS
cord-354029-mp5r82g4	562	88	in	in	IN
cord-354029-mp5r82g4	562	89	membrane	membrane	NN
cord-354029-mp5r82g4	562	90	fusion	fusion	NN
cord-354029-mp5r82g4	562	91	Sequential	sequential	JJ
cord-354029-mp5r82g4	562	92	roles	role	NNS
cord-354029-mp5r82g4	562	93	of	of	IN
cord-354029-mp5r82g4	562	94	receptor	receptor	NN
cord-354029-mp5r82g4	562	95	binding	binding	NN
cord-354029-mp5r82g4	562	96	and	and	CC
cord-354029-mp5r82g4	562	97	low	low	JJ
cord-354029-mp5r82g4	562	98	pH	ph	NN
cord-354029-mp5r82g4	562	99	in	in	IN
cord-354029-mp5r82g4	562	100	forming	form	VBG
cord-354029-mp5r82g4	562	101	prehairpin	prehairpin	NN
cord-354029-mp5r82g4	562	102	and	and	CC
cord-354029-mp5r82g4	562	103	hairpin	hairpin	NN
cord-354029-mp5r82g4	562	104	conformations	conformation	NNS
cord-354029-mp5r82g4	562	105	of	of	IN
cord-354029-mp5r82g4	562	106	an	an	DT
cord-354029-mp5r82g4	562	107	avian	avian	JJ
cord-354029-mp5r82g4	562	108	retroviral	retroviral	NN
cord-354029-mp5r82g4	562	109	envelope	envelope	NN
cord-354029-mp5r82g4	562	110	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	562	111	The	the	DT
cord-354029-mp5r82g4	562	112	pH	pH	NNP
cord-354029-mp5r82g4	562	113	independence	independence	NN
cord-354029-mp5r82g4	562	114	of	of	IN
cord-354029-mp5r82g4	562	115	mammalian	mammalian	JJ
cord-354029-mp5r82g4	562	116	retrovirus	retrovirus	NN
cord-354029-mp5r82g4	562	117	infection	infection	NN
cord-354029-mp5r82g4	563	1	Newcastle	Newcastle	NNP
cord-354029-mp5r82g4	563	2	disease	disease	NN
cord-354029-mp5r82g4	563	3	virus	virus	NN
cord-354029-mp5r82g4	563	4	HN	HN	NNP
cord-354029-mp5r82g4	563	5	protein	protein	NN
cord-354029-mp5r82g4	563	6	alters	alter	VBZ
cord-354029-mp5r82g4	563	7	the	the	DT
cord-354029-mp5r82g4	563	8	conformation	conformation	NN
cord-354029-mp5r82g4	563	9	of	of	IN
cord-354029-mp5r82g4	563	10	the	the	DT
cord-354029-mp5r82g4	563	11	F	F	NNP
cord-354029-mp5r82g4	563	12	protein	protein	NN
cord-354029-mp5r82g4	563	13	at	at	IN
cord-354029-mp5r82g4	563	14	cell	cell	NN
cord-354029-mp5r82g4	563	15	surfaces	surface	NNS
cord-354029-mp5r82g4	563	16	Inner	Inner	NNP
cord-354029-mp5r82g4	563	17	but	but	CC
cord-354029-mp5r82g4	563	18	not	not	RB
cord-354029-mp5r82g4	563	19	outer	outer	JJ
cord-354029-mp5r82g4	563	20	membrane	membrane	NN
cord-354029-mp5r82g4	563	21	leaflets	leaflet	NNS
cord-354029-mp5r82g4	563	22	control	control	VBP
cord-354029-mp5r82g4	563	23	the	the	DT
cord-354029-mp5r82g4	563	24	transition	transition	NN
cord-354029-mp5r82g4	563	25	from	from	IN
cord-354029-mp5r82g4	563	26	glycosylphosphatidylinositol	glycosylphosphatidylinositol	NNP
cord-354029-mp5r82g4	563	27	-	-	HYPH
cord-354029-mp5r82g4	563	28	anchored	anchor	VBN
cord-354029-mp5r82g4	563	29	influenza	influenza	NN
cord-354029-mp5r82g4	563	30	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	563	31	-	-	HYPH
cord-354029-mp5r82g4	563	32	induced	induce	VBN
cord-354029-mp5r82g4	563	33	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	563	34	to	to	IN
cord-354029-mp5r82g4	563	35	full	full	JJ
cord-354029-mp5r82g4	563	36	fusion	fusion	NN
cord-354029-mp5r82g4	564	1	The	the	DT
cord-354029-mp5r82g4	564	2	role	role	NN
cord-354029-mp5r82g4	564	3	of	of	IN
cord-354029-mp5r82g4	564	4	the	the	DT
cord-354029-mp5r82g4	564	5	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	564	6	tail	tail	NN
cord-354029-mp5r82g4	564	7	region	region	NN
cord-354029-mp5r82g4	564	8	of	of	IN
cord-354029-mp5r82g4	564	9	influenza	influenza	NN
cord-354029-mp5r82g4	564	10	virus	virus	NN
cord-354029-mp5r82g4	564	11	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	564	12	in	in	IN
cord-354029-mp5r82g4	564	13	formation	formation	NN
cord-354029-mp5r82g4	564	14	and	and	CC
cord-354029-mp5r82g4	564	15	growth	growth	NN
cord-354029-mp5r82g4	564	16	of	of	IN
cord-354029-mp5r82g4	564	17	fusion	fusion	NN
cord-354029-mp5r82g4	564	18	pores	pore	NNS
cord-354029-mp5r82g4	564	19	Evidence	evidence	NN
cord-354029-mp5r82g4	564	20	that	that	IN
cord-354029-mp5r82g4	564	21	the	the	DT
cord-354029-mp5r82g4	564	22	transition	transition	NN
cord-354029-mp5r82g4	564	23	of	of	IN
cord-354029-mp5r82g4	564	24	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	564	25	gp41	gp41	NNP
cord-354029-mp5r82g4	564	26	into	into	IN
cord-354029-mp5r82g4	564	27	a	a	DT
cord-354029-mp5r82g4	564	28	six	six	CD
cord-354029-mp5r82g4	564	29	-	-	HYPH
cord-354029-mp5r82g4	564	30	helix	helix	NN
cord-354029-mp5r82g4	564	31	bundle	bundle	NN
cord-354029-mp5r82g4	564	32	,	,	,
cord-354029-mp5r82g4	564	33	not	not	RB
cord-354029-mp5r82g4	564	34	the	the	DT
cord-354029-mp5r82g4	564	35	bundle	bundle	NN
cord-354029-mp5r82g4	564	36	configuration	configuration	NN
cord-354029-mp5r82g4	564	37	,	,	,
cord-354029-mp5r82g4	564	38	induces	induce	VBZ
cord-354029-mp5r82g4	564	39	membrane	membrane	NN
cord-354029-mp5r82g4	564	40	fusion	fusion	NN
cord-354029-mp5r82g4	565	1	A	a	DT
cord-354029-mp5r82g4	565	2	point	point	NN
cord-354029-mp5r82g4	565	3	mutation	mutation	NN
cord-354029-mp5r82g4	565	4	in	in	IN
cord-354029-mp5r82g4	565	5	the	the	DT
cord-354029-mp5r82g4	565	6	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	565	7	domain	domain	NN
cord-354029-mp5r82g4	565	8	of	of	IN
cord-354029-mp5r82g4	565	9	the	the	DT
cord-354029-mp5r82g4	565	10	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	565	11	of	of	IN
cord-354029-mp5r82g4	565	12	influenza	influenza	NNP
cord-354029-mp5r82g4	565	13	virus	virus	NN
cord-354029-mp5r82g4	565	14	stabilizes	stabilize	VBZ
cord-354029-mp5r82g4	565	15	a	a	DT
cord-354029-mp5r82g4	565	16	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	565	17	intermediate	intermediate	JJ
cord-354029-mp5r82g4	565	18	that	that	WDT
cord-354029-mp5r82g4	565	19	can	can	MD
cord-354029-mp5r82g4	565	20	transit	transit	VB
cord-354029-mp5r82g4	565	21	to	to	IN
cord-354029-mp5r82g4	565	22	fusion	fusion	NN
cord-354029-mp5r82g4	565	23	Structure	Structure	NNP
cord-354029-mp5r82g4	565	24	of	of	IN
cord-354029-mp5r82g4	565	25	the	the	DT
cord-354029-mp5r82g4	565	26	dengue	dengue	NN
cord-354029-mp5r82g4	565	27	virus	virus	NN
cord-354029-mp5r82g4	565	28	envelope	envelope	NN
cord-354029-mp5r82g4	565	29	protein	protein	NN
cord-354029-mp5r82g4	565	30	after	after	IN
cord-354029-mp5r82g4	565	31	membrane	membrane	NN
cord-354029-mp5r82g4	565	32	fusion	fusion	NN
cord-354029-mp5r82g4	565	33	Retroviral	Retroviral	NNP
cord-354029-mp5r82g4	565	34	entry	entry	NN
cord-354029-mp5r82g4	565	35	mediated	mediate	VBN
cord-354029-mp5r82g4	565	36	by	by	IN
cord-354029-mp5r82g4	565	37	receptor	receptor	NN
cord-354029-mp5r82g4	565	38	priming	priming	NN
cord-354029-mp5r82g4	565	39	and	and	CC
cord-354029-mp5r82g4	565	40	low	low	JJ
cord-354029-mp5r82g4	565	41	pH	ph	NN
cord-354029-mp5r82g4	565	42	triggering	trigger	VBG
cord-354029-mp5r82g4	565	43	of	of	IN
cord-354029-mp5r82g4	565	44	an	an	DT
cord-354029-mp5r82g4	565	45	envelope	envelope	NN
cord-354029-mp5r82g4	565	46	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	565	47	Dilation	dilation	NN
cord-354029-mp5r82g4	565	48	of	of	IN
cord-354029-mp5r82g4	565	49	the	the	DT
cord-354029-mp5r82g4	565	50	human	human	JJ
cord-354029-mp5r82g4	565	51	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	565	52	virus-1	virus-1	NNP
cord-354029-mp5r82g4	565	53	envelope	envelope	NN
cord-354029-mp5r82g4	565	54	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	565	55	fusion	fusion	NN
cord-354029-mp5r82g4	565	56	pore	pore	NN
cord-354029-mp5r82g4	565	57	revealed	reveal	VBN
cord-354029-mp5r82g4	565	58	by	by	IN
cord-354029-mp5r82g4	565	59	the	the	DT
cord-354029-mp5r82g4	565	60	inhibitory	inhibitory	JJ
cord-354029-mp5r82g4	565	61	action	action	NN
cord-354029-mp5r82g4	565	62	of	of	IN
cord-354029-mp5r82g4	565	63	a	a	DT
cord-354029-mp5r82g4	565	64	synthetic	synthetic	JJ
cord-354029-mp5r82g4	565	65	peptide	peptide	NN
cord-354029-mp5r82g4	565	66	from	from	IN
cord-354029-mp5r82g4	565	67	gp41	gp41	NNP
cord-354029-mp5r82g4	565	68	Role	role	NN
cord-354029-mp5r82g4	565	69	of	of	IN
cord-354029-mp5r82g4	565	70	the	the	DT
cord-354029-mp5r82g4	565	71	membrane	membrane	NN
cord-354029-mp5r82g4	565	72	-	-	HYPH
cord-354029-mp5r82g4	565	73	proximal	proximal	JJ
cord-354029-mp5r82g4	565	74	domain	domain	NN
cord-354029-mp5r82g4	565	75	in	in	IN
cord-354029-mp5r82g4	565	76	the	the	DT
cord-354029-mp5r82g4	565	77	initial	initial	JJ
cord-354029-mp5r82g4	565	78	stages	stage	NNS
cord-354029-mp5r82g4	565	79	of	of	IN
cord-354029-mp5r82g4	565	80	human	human	JJ
cord-354029-mp5r82g4	565	81	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	565	82	virus	virus	NN
cord-354029-mp5r82g4	565	83	type	type	NN
cord-354029-mp5r82g4	565	84	1	1	CD
cord-354029-mp5r82g4	565	85	envelope	envelope	NN
cord-354029-mp5r82g4	565	86	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	565	87	-	-	HYPH
cord-354029-mp5r82g4	565	88	mediated	mediate	VBN
cord-354029-mp5r82g4	565	89	membrane	membrane	NN
cord-354029-mp5r82g4	565	90	fusion	fusion	NN
cord-354029-mp5r82g4	565	91	Fusion	Fusion	NNP
cord-354029-mp5r82g4	565	92	of	of	IN
cord-354029-mp5r82g4	565	93	enveloped	envelop	VBN
cord-354029-mp5r82g4	565	94	viruses	virus	NNS
cord-354029-mp5r82g4	565	95	with	with	IN
cord-354029-mp5r82g4	565	96	cells	cell	NNS
cord-354029-mp5r82g4	565	97	and	and	CC
cord-354029-mp5r82g4	565	98	liposomes	liposome	NNS
cord-354029-mp5r82g4	565	99	.	.	.
cord-354029-mp5r82g4	566	1	Activity	activity	NN
cord-354029-mp5r82g4	566	2	and	and	CC
cord-354029-mp5r82g4	566	3	inactivation	inactivation	NN
cord-354029-mp5r82g4	566	4	Fusogenic	Fusogenic	NNP
cord-354029-mp5r82g4	566	5	mechanisms	mechanism	NNS
cord-354029-mp5r82g4	566	6	of	of	IN
cord-354029-mp5r82g4	566	7	enveloped	envelop	VBN
cord-354029-mp5r82g4	566	8	-	-	HYPH
cord-354029-mp5r82g4	566	9	virus	virus	NN
cord-354029-mp5r82g4	566	10	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	566	11	analyzed	analyze	VBN
cord-354029-mp5r82g4	566	12	by	by	IN
cord-354029-mp5r82g4	566	13	a	a	DT
cord-354029-mp5r82g4	566	14	novel	novel	JJ
cord-354029-mp5r82g4	566	15	recombinant	recombinant	JJ
cord-354029-mp5r82g4	566	16	vaccinia	vaccinia	NN
cord-354029-mp5r82g4	566	17	virusbased	virusbase	VBN
cord-354029-mp5r82g4	566	18	assay	assay	NN
cord-354029-mp5r82g4	566	19	quantitating	quantitate	VBG
cord-354029-mp5r82g4	566	20	cell	cell	NN
cord-354029-mp5r82g4	566	21	fusion	fusion	NN
cord-354029-mp5r82g4	566	22	-	-	HYPH
cord-354029-mp5r82g4	566	23	dependent	dependent	JJ
cord-354029-mp5r82g4	566	24	reporter	reporter	NN
cord-354029-mp5r82g4	566	25	gene	gene	NN
cord-354029-mp5r82g4	566	26	activation	activation	NN
cord-354029-mp5r82g4	566	27	Tight	tight	JJ
cord-354029-mp5r82g4	566	28	binding	binding	NN
cord-354029-mp5r82g4	566	29	of	of	IN
cord-354029-mp5r82g4	566	30	influenza	influenza	NN
cord-354029-mp5r82g4	566	31	virus	virus	NN
cord-354029-mp5r82g4	566	32	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	566	33	to	to	IN
cord-354029-mp5r82g4	566	34	its	-PRON-	PRP$
cord-354029-mp5r82g4	566	35	receptor	receptor	NN
cord-354029-mp5r82g4	566	36	interferes	interfere	VBZ
cord-354029-mp5r82g4	566	37	with	with	IN
cord-354029-mp5r82g4	566	38	fusion	fusion	NN
cord-354029-mp5r82g4	566	39	pore	pore	NN
cord-354029-mp5r82g4	566	40	dilation	dilation	NN
cord-354029-mp5r82g4	566	41	Mutations	Mutations	NNPS
cord-354029-mp5r82g4	566	42	in	in	IN
cord-354029-mp5r82g4	566	43	the	the	DT
cord-354029-mp5r82g4	566	44	membrane	membrane	NN
cord-354029-mp5r82g4	566	45	-	-	HYPH
cord-354029-mp5r82g4	566	46	spanning	span	VBG
cord-354029-mp5r82g4	566	47	domain	domain	NN
cord-354029-mp5r82g4	566	48	of	of	IN
cord-354029-mp5r82g4	566	49	the	the	DT
cord-354029-mp5r82g4	566	50	human	human	JJ
cord-354029-mp5r82g4	566	51	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	566	52	virus	virus	NN
cord-354029-mp5r82g4	566	53	envelope	envelope	NN
cord-354029-mp5r82g4	566	54	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	566	55	that	that	WDT
cord-354029-mp5r82g4	566	56	affect	affect	VBP
cord-354029-mp5r82g4	566	57	fusion	fusion	NN
cord-354029-mp5r82g4	566	58	activity	activity	NN
cord-354029-mp5r82g4	566	59	Leash	leash	NN
cord-354029-mp5r82g4	566	60	in	in	IN
cord-354029-mp5r82g4	566	61	the	the	DT
cord-354029-mp5r82g4	566	62	groove	groove	NN
cord-354029-mp5r82g4	566	63	mechanism	mechanism	NN
cord-354029-mp5r82g4	566	64	of	of	IN
cord-354029-mp5r82g4	566	65	membrane	membrane	NN
cord-354029-mp5r82g4	566	66	fusion	fusion	NN
cord-354029-mp5r82g4	566	67	Fusion	Fusion	NNP
cord-354029-mp5r82g4	566	68	protein	protein	NN
cord-354029-mp5r82g4	566	69	of	of	IN
cord-354029-mp5r82g4	566	70	the	the	DT
cord-354029-mp5r82g4	566	71	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	566	72	SV5	SV5	NNP
cord-354029-mp5r82g4	566	73	:	:	:
cord-354029-mp5r82g4	566	74	destabilizing	destabilize	VBG
cord-354029-mp5r82g4	566	75	and	and	CC
cord-354029-mp5r82g4	566	76	stabilizing	stabilize	VBG
cord-354029-mp5r82g4	566	77	mutants	mutant	NNS
cord-354029-mp5r82g4	566	78	of	of	IN
cord-354029-mp5r82g4	566	79	fusion	fusion	NN
cord-354029-mp5r82g4	566	80	activation	activation	NN
cord-354029-mp5r82g4	566	81	Insider	insider	NN
cord-354029-mp5r82g4	566	82	information	information	NN
cord-354029-mp5r82g4	566	83	:	:	:
cord-354029-mp5r82g4	566	84	what	what	WP
cord-354029-mp5r82g4	566	85	viruses	virus	NNS
cord-354029-mp5r82g4	566	86	tell	tell	VBP
cord-354029-mp5r82g4	566	87	us	-PRON-	PRP
cord-354029-mp5r82g4	566	88	about	about	IN
cord-354029-mp5r82g4	566	89	endocytosis	endocytosis	NN
cord-354029-mp5r82g4	566	90	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	566	91	entry	entry	NN
cord-354029-mp5r82g4	566	92	into	into	IN
cord-354029-mp5r82g4	566	93	Tcells	Tcells	NNP
cord-354029-mp5r82g4	566	94	is	be	VBZ
cord-354029-mp5r82g4	566	95	not	not	RB
cord-354029-mp5r82g4	566	96	dependent	dependent	JJ
cord-354029-mp5r82g4	566	97	on	on	IN
cord-354029-mp5r82g4	566	98	CD4	CD4	NNP
cord-354029-mp5r82g4	566	99	and	and	CC
cord-354029-mp5r82g4	566	100	CCR5	CCR5	NNP
cord-354029-mp5r82g4	566	101	localization	localization	NN
cord-354029-mp5r82g4	566	102	to	to	IN
cord-354029-mp5r82g4	566	103	sphingolipid	sphingolipid	NN
cord-354029-mp5r82g4	566	104	-	-	HYPH
cord-354029-mp5r82g4	566	105	enriched	enrich	VBN
cord-354029-mp5r82g4	566	106	,	,	,
cord-354029-mp5r82g4	566	107	detergent	detergent	NN
cord-354029-mp5r82g4	566	108	-	-	HYPH
cord-354029-mp5r82g4	566	109	resistant	resistant	JJ
cord-354029-mp5r82g4	566	110	,	,	,
cord-354029-mp5r82g4	566	111	raft	raft	NN
cord-354029-mp5r82g4	566	112	membrane	membrane	NN
cord-354029-mp5r82g4	566	113	domains	domain	NNS
cord-354029-mp5r82g4	566	114	Liposome	liposome	NN
cord-354029-mp5r82g4	566	115	destabilization	destabilization	NN
cord-354029-mp5r82g4	566	116	induced	induce	VBN
cord-354029-mp5r82g4	566	117	by	by	IN
cord-354029-mp5r82g4	566	118	the	the	DT
cord-354029-mp5r82g4	566	119	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	566	120	fusion	fusion	NN
cord-354029-mp5r82g4	566	121	peptide	peptide	NN
cord-354029-mp5r82g4	566	122	effect	effect	NN
cord-354029-mp5r82g4	566	123	of	of	IN
cord-354029-mp5r82g4	566	124	a	a	DT
cord-354029-mp5r82g4	566	125	single	single	JJ
cord-354029-mp5r82g4	566	126	amino	amino	NN
cord-354029-mp5r82g4	566	127	acid	acid	NN
cord-354029-mp5r82g4	566	128	substitution	substitution	NN
cord-354029-mp5r82g4	566	129	An	an	DT
cord-354029-mp5r82g4	566	130	evolutionarily	evolutionarily	RB
cord-354029-mp5r82g4	566	131	conserved	conserve	VBN
cord-354029-mp5r82g4	566	132	positively	positively	RB
cord-354029-mp5r82g4	566	133	charged	charge	VBN
cord-354029-mp5r82g4	566	134	amino	amino	NN
cord-354029-mp5r82g4	566	135	acid	acid	NN
cord-354029-mp5r82g4	566	136	in	in	IN
cord-354029-mp5r82g4	566	137	the	the	DT
cord-354029-mp5r82g4	566	138	putative	putative	JJ
cord-354029-mp5r82g4	566	139	membrane	membrane	NN
cord-354029-mp5r82g4	566	140	-	-	HYPH
cord-354029-mp5r82g4	566	141	spanning	span	VBG
cord-354029-mp5r82g4	566	142	domain	domain	NN
cord-354029-mp5r82g4	566	143	of	of	IN
cord-354029-mp5r82g4	566	144	the	the	DT
cord-354029-mp5r82g4	566	145	foamy	foamy	JJ
cord-354029-mp5r82g4	566	146	virus	virus	NN
cord-354029-mp5r82g4	566	147	envelope	envelope	NN
cord-354029-mp5r82g4	566	148	protein	protein	NN
cord-354029-mp5r82g4	566	149	controls	control	VBZ
cord-354029-mp5r82g4	566	150	fusion	fusion	NN
cord-354029-mp5r82g4	566	151	activity	activity	NN
cord-354029-mp5r82g4	566	152	Mutational	Mutational	NNP
cord-354029-mp5r82g4	566	153	analysis	analysis	NN
cord-354029-mp5r82g4	566	154	of	of	IN
cord-354029-mp5r82g4	566	155	conserved	conserved	JJ
cord-354029-mp5r82g4	566	156	domains	domain	NNS
cord-354029-mp5r82g4	566	157	within	within	IN
cord-354029-mp5r82g4	566	158	the	the	DT
cord-354029-mp5r82g4	566	159	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	566	160	tail	tail	NN
cord-354029-mp5r82g4	566	161	of	of	IN
cord-354029-mp5r82g4	566	162	gp41	gp41	NNP
cord-354029-mp5r82g4	566	163	from	from	IN
cord-354029-mp5r82g4	566	164	human	human	JJ
cord-354029-mp5r82g4	566	165	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	566	166	virus	virus	NN
cord-354029-mp5r82g4	566	167	type	type	NN
cord-354029-mp5r82g4	566	168	1	1	CD
cord-354029-mp5r82g4	566	169	:	:	:
cord-354029-mp5r82g4	566	170	effects	effect	NNS
cord-354029-mp5r82g4	566	171	on	on	IN
cord-354029-mp5r82g4	566	172	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	566	173	incorporation	incorporation	NN
cord-354029-mp5r82g4	566	174	and	and	CC
cord-354029-mp5r82g4	566	175	infectivity	infectivity	NN
cord-354029-mp5r82g4	566	176	Localization	Localization	NNP
cord-354029-mp5r82g4	566	177	of	of	IN
cord-354029-mp5r82g4	566	178	the	the	DT
cord-354029-mp5r82g4	566	179	labile	labile	JJ
cord-354029-mp5r82g4	566	180	disulfide	disulfide	NN
cord-354029-mp5r82g4	566	181	bond	bond	NN
cord-354029-mp5r82g4	566	182	between	between	IN
cord-354029-mp5r82g4	566	183	SU	SU	NNP
cord-354029-mp5r82g4	566	184	and	and	CC
cord-354029-mp5r82g4	566	185	TM	TM	NNP
cord-354029-mp5r82g4	566	186	of	of	IN
cord-354029-mp5r82g4	566	187	the	the	DT
cord-354029-mp5r82g4	566	188	murine	murine	JJ
cord-354029-mp5r82g4	566	189	leukemia	leukemia	NN
cord-354029-mp5r82g4	566	190	virus	virus	NN
cord-354029-mp5r82g4	566	191	envelope	envelope	NN
cord-354029-mp5r82g4	566	192	protein	protein	NN
cord-354029-mp5r82g4	566	193	complex	complex	JJ
cord-354029-mp5r82g4	566	194	to	to	IN
cord-354029-mp5r82g4	566	195	a	a	DT
cord-354029-mp5r82g4	566	196	highly	highly	RB
cord-354029-mp5r82g4	566	197	conserved	conserved	JJ
cord-354029-mp5r82g4	566	198	CWLC	cwlc	NN
cord-354029-mp5r82g4	566	199	motif	motif	NN
cord-354029-mp5r82g4	566	200	in	in	IN
cord-354029-mp5r82g4	566	201	SU	SU	NNP
cord-354029-mp5r82g4	566	202	that	that	WDT
cord-354029-mp5r82g4	566	203	resembles	resemble	VBZ
cord-354029-mp5r82g4	566	204	the	the	DT
cord-354029-mp5r82g4	566	205	active	active	JJ
cord-354029-mp5r82g4	566	206	-	-	HYPH
cord-354029-mp5r82g4	566	207	site	site	NN
cord-354029-mp5r82g4	566	208	sequence	sequence	NN
cord-354029-mp5r82g4	566	209	of	of	IN
cord-354029-mp5r82g4	566	210	thiol	thiol	NN
cord-354029-mp5r82g4	566	211	-	-	HYPH
cord-354029-mp5r82g4	566	212	disulfide	disulfide	NN
cord-354029-mp5r82g4	566	213	exchange	exchange	NN
cord-354029-mp5r82g4	566	214	enzymes	enzyme	NNS
cord-354029-mp5r82g4	566	215	Human	human	JJ
cord-354029-mp5r82g4	566	216	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	566	217	virus	virus	NN
cord-354029-mp5r82g4	566	218	type	type	NN
cord-354029-mp5r82g4	566	219	1	1	CD
cord-354029-mp5r82g4	566	220	uses	use	VBZ
cord-354029-mp5r82g4	566	221	lipid	lipid	VBG
cord-354029-mp5r82g4	566	222	raft	raft	NN
cord-354029-mp5r82g4	566	223	-	-	HYPH
cord-354029-mp5r82g4	566	224	colocalized	colocalize	VBN
cord-354029-mp5r82g4	566	225	CD4	CD4	NNP
cord-354029-mp5r82g4	566	226	and	and	CC
cord-354029-mp5r82g4	566	227	chemokine	chemokine	NN
cord-354029-mp5r82g4	566	228	receptors	receptor	NNS
cord-354029-mp5r82g4	566	229	for	for	IN
cord-354029-mp5r82g4	566	230	productive	productive	JJ
cord-354029-mp5r82g4	566	231	entry	entry	NN
cord-354029-mp5r82g4	566	232	into	into	IN
cord-354029-mp5r82g4	566	233	CD4(+	CD4(+	NNP
cord-354029-mp5r82g4	566	234	)	)	-RRB-
cord-354029-mp5r82g4	567	1	T	T	NNP
cord-354029-mp5r82g4	567	2	cells	cell	NNS
cord-354029-mp5r82g4	567	3	Activation	activation	NN
cord-354029-mp5r82g4	567	4	of	of	IN
cord-354029-mp5r82g4	567	5	vesicular	vesicular	JJ
cord-354029-mp5r82g4	567	6	stomatitis	stomatitis	NN
cord-354029-mp5r82g4	567	7	virus	virus	NN
cord-354029-mp5r82g4	567	8	fusion	fusion	NN
cord-354029-mp5r82g4	567	9	with	with	IN
cord-354029-mp5r82g4	567	10	cells	cell	NNS
cord-354029-mp5r82g4	567	11	by	by	IN
cord-354029-mp5r82g4	567	12	pretreatment	pretreatment	NN
cord-354029-mp5r82g4	567	13	at	at	IN
cord-354029-mp5r82g4	567	14	low	low	JJ
cord-354029-mp5r82g4	567	15	pH	pH	NNP
cord-354029-mp5r82g4	567	16	A	a	DT
cord-354029-mp5r82g4	567	17	specific	specific	JJ
cord-354029-mp5r82g4	567	18	point	point	NN
cord-354029-mp5r82g4	567	19	mutant	mutant	JJ
cord-354029-mp5r82g4	567	20	at	at	IN
cord-354029-mp5r82g4	567	21	position	position	NN
cord-354029-mp5r82g4	567	22	1	1	CD
cord-354029-mp5r82g4	567	23	of	of	IN
cord-354029-mp5r82g4	567	24	the	the	DT
cord-354029-mp5r82g4	567	25	influenza	influenza	NN
cord-354029-mp5r82g4	567	26	hemagglutinin	hemagglutinin	NNP
cord-354029-mp5r82g4	567	27	fusion	fusion	NNP
cord-354029-mp5r82g4	567	28	peptide	peptide	NN
cord-354029-mp5r82g4	567	29	displays	display	VBZ
cord-354029-mp5r82g4	567	30	a	a	DT
cord-354029-mp5r82g4	567	31	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	567	32	phenotype	phenotype	NN
cord-354029-mp5r82g4	567	33	Specific	specific	JJ
cord-354029-mp5r82g4	567	34	single	single	JJ
cord-354029-mp5r82g4	567	35	or	or	CC
cord-354029-mp5r82g4	567	36	double	double	JJ
cord-354029-mp5r82g4	567	37	proline	proline	NN
cord-354029-mp5r82g4	567	38	substitutions	substitution	NNS
cord-354029-mp5r82g4	567	39	in	in	IN
cord-354029-mp5r82g4	567	40	the	the	DT
cord-354029-mp5r82g4	567	41	"	"	``
cord-354029-mp5r82g4	567	42	spring	spring	NN
cord-354029-mp5r82g4	567	43	-	-	HYPH
cord-354029-mp5r82g4	567	44	loaded	load	VBN
cord-354029-mp5r82g4	567	45	"	"	``
cord-354029-mp5r82g4	567	46	coiled	coiled	JJ
cord-354029-mp5r82g4	567	47	-	-	HYPH
cord-354029-mp5r82g4	567	48	coil	coil	NN
cord-354029-mp5r82g4	567	49	region	region	NN
cord-354029-mp5r82g4	567	50	of	of	IN
cord-354029-mp5r82g4	567	51	the	the	DT
cord-354029-mp5r82g4	567	52	influenza	influenza	NN
cord-354029-mp5r82g4	567	53	hemagglutinin	hemagglutinin	NNS
cord-354029-mp5r82g4	567	54	impair	impair	VB
cord-354029-mp5r82g4	567	55	or	or	CC
cord-354029-mp5r82g4	567	56	abolish	abolish	VB
cord-354029-mp5r82g4	567	57	membrane	membrane	NN
cord-354029-mp5r82g4	567	58	fusion	fusion	NN
cord-354029-mp5r82g4	567	59	activity	activity	NN
cord-354029-mp5r82g4	567	60	pH	ph	NN
cord-354029-mp5r82g4	567	61	-	-	HYPH
cord-354029-mp5r82g4	567	62	independent	independent	JJ
cord-354029-mp5r82g4	567	63	murine	murine	JJ
cord-354029-mp5r82g4	567	64	leukemia	leukemia	NN
cord-354029-mp5r82g4	567	65	virus	virus	NN
cord-354029-mp5r82g4	567	66	ecotropic	ecotropic	NNP
cord-354029-mp5r82g4	567	67	envelope	envelope	NN
cord-354029-mp5r82g4	567	68	-	-	HYPH
cord-354029-mp5r82g4	567	69	mediated	mediate	VBN
cord-354029-mp5r82g4	567	70	cell	cell	NN
cord-354029-mp5r82g4	567	71	fusion	fusion	NN
cord-354029-mp5r82g4	567	72	:	:	:
cord-354029-mp5r82g4	568	1	implications	implication	NNS
cord-354029-mp5r82g4	568	2	for	for	IN
cord-354029-mp5r82g4	568	3	the	the	DT
cord-354029-mp5r82g4	568	4	role	role	NN
cord-354029-mp5r82g4	568	5	of	of	IN
cord-354029-mp5r82g4	568	6	the	the	DT
cord-354029-mp5r82g4	568	7	R	R	NNP
cord-354029-mp5r82g4	568	8	peptide	peptide	NN
cord-354029-mp5r82g4	568	9	and	and	CC
cord-354029-mp5r82g4	568	10	p12E	p12e	NN
cord-354029-mp5r82g4	568	11	TM	TM	NNP
cord-354029-mp5r82g4	568	12	in	in	IN
cord-354029-mp5r82g4	568	13	viral	viral	JJ
cord-354029-mp5r82g4	568	14	entry	entry	NN
cord-354029-mp5r82g4	568	15	Sensitivity	sensitivity	NN
cord-354029-mp5r82g4	568	16	of	of	IN
cord-354029-mp5r82g4	568	17	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	568	18	to	to	TO
cord-354029-mp5r82g4	568	19	entry	entry	NN
cord-354029-mp5r82g4	568	20	inhibitors	inhibitor	NNS
cord-354029-mp5r82g4	568	21	correlates	correlate	VBZ
cord-354029-mp5r82g4	568	22	with	with	IN
cord-354029-mp5r82g4	568	23	envelope	envelope	NN
cord-354029-mp5r82g4	568	24	/	/	SYM
cord-354029-mp5r82g4	568	25	coreceptor	coreceptor	NN
cord-354029-mp5r82g4	568	26	affinity	affinity	NN
cord-354029-mp5r82g4	568	27	,	,	,
cord-354029-mp5r82g4	568	28	receptor	receptor	NN
cord-354029-mp5r82g4	568	29	density	density	NN
cord-354029-mp5r82g4	568	30	,	,	,
cord-354029-mp5r82g4	568	31	and	and	CC
cord-354029-mp5r82g4	568	32	fusion	fusion	NN
cord-354029-mp5r82g4	568	33	kinetics	kinetics	NNP
cord-354029-mp5r82g4	568	34	Function	function	NN
cord-354029-mp5r82g4	568	35	of	of	IN
cord-354029-mp5r82g4	568	36	the	the	DT
cord-354029-mp5r82g4	568	37	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	568	38	domain	domain	NN
cord-354029-mp5r82g4	568	39	of	of	IN
cord-354029-mp5r82g4	568	40	a	a	DT
cord-354029-mp5r82g4	568	41	retroviral	retroviral	JJ
cord-354029-mp5r82g4	568	42	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	568	43	protein	protein	NN
cord-354029-mp5r82g4	568	44	:	:	:
cord-354029-mp5r82g4	569	1	p15E	p15E	NNP
cord-354029-mp5r82g4	569	2	-	-	HYPH
cord-354029-mp5r82g4	569	3	p2E	p2E	NNS
cord-354029-mp5r82g4	569	4	cleavage	cleavage	NN
cord-354029-mp5r82g4	569	5	activates	activate	VBZ
cord-354029-mp5r82g4	569	6	the	the	DT
cord-354029-mp5r82g4	569	7	membrane	membrane	NN
cord-354029-mp5r82g4	569	8	fusion	fusion	NN
cord-354029-mp5r82g4	569	9	capability	capability	NN
cord-354029-mp5r82g4	569	10	of	of	IN
cord-354029-mp5r82g4	569	11	the	the	DT
cord-354029-mp5r82g4	569	12	murine	murine	JJ
cord-354029-mp5r82g4	569	13	leukemia	leukemia	NN
cord-354029-mp5r82g4	569	14	virus	virus	NN
cord-354029-mp5r82g4	569	15	Env	env	NN
cord-354029-mp5r82g4	569	16	protein	protein	NN
cord-354029-mp5r82g4	569	17	The	the	DT
cord-354029-mp5r82g4	569	18	envelope	envelope	NN
cord-354029-mp5r82g4	569	19	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	569	20	from	from	IN
cord-354029-mp5r82g4	569	21	tick	tick	NN
cord-354029-mp5r82g4	569	22	-	-	HYPH
cord-354029-mp5r82g4	569	23	borne	bear	VBN
cord-354029-mp5r82g4	569	24	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	569	25	virus	virus	NN
cord-354029-mp5r82g4	569	26	at	at	IN
cord-354029-mp5r82g4	569	27	2	2	CD
cord-354029-mp5r82g4	569	28	resolution	resolution	NN
cord-354029-mp5r82g4	569	29	Palmitoylation	Palmitoylation	NNP
cord-354029-mp5r82g4	569	30	of	of	IN
cord-354029-mp5r82g4	569	31	the	the	DT
cord-354029-mp5r82g4	569	32	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	569	33	envelope	envelope	NN
cord-354029-mp5r82g4	569	34	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	569	35	is	be	VBZ
cord-354029-mp5r82g4	569	36	critical	critical	JJ
cord-354029-mp5r82g4	569	37	for	for	IN
cord-354029-mp5r82g4	569	38	viral	viral	JJ
cord-354029-mp5r82g4	569	39	infectivity	infectivity	NN
cord-354029-mp5r82g4	569	40	Membrane	membrane	NN
cord-354029-mp5r82g4	569	41	fusion	fusion	NN
cord-354029-mp5r82g4	569	42	machines	machine	NNS
cord-354029-mp5r82g4	569	43	of	of	IN
cord-354029-mp5r82g4	569	44	paramyxoviruses	paramyxovirus	NNS
cord-354029-mp5r82g4	569	45	:	:	:
cord-354029-mp5r82g4	569	46	capture	capture	NN
cord-354029-mp5r82g4	569	47	of	of	IN
cord-354029-mp5r82g4	569	48	intermediates	intermediate	NNS
cord-354029-mp5r82g4	569	49	of	of	IN
cord-354029-mp5r82g4	569	50	fusion	fusion	NN
cord-354029-mp5r82g4	569	51	Pre	pre	NN
cord-354029-mp5r82g4	569	52	-	-	JJ
cord-354029-mp5r82g4	569	53	transmembrane	transmembrane	JJ
cord-354029-mp5r82g4	569	54	sequence	sequence	NN
cord-354029-mp5r82g4	569	55	of	of	IN
cord-354029-mp5r82g4	569	56	Ebola	Ebola	NNP
cord-354029-mp5r82g4	569	57	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	569	58	.	.	.
cord-354029-mp5r82g4	570	1	Interfacial	interfacial	JJ
cord-354029-mp5r82g4	570	2	hydrophobicity	hydrophobicity	NN
cord-354029-mp5r82g4	570	3	distribution	distribution	NN
cord-354029-mp5r82g4	570	4	and	and	CC
cord-354029-mp5r82g4	570	5	interaction	interaction	NN
cord-354029-mp5r82g4	570	6	with	with	IN
cord-354029-mp5r82g4	570	7	membranes	membrane	NNS
cord-354029-mp5r82g4	570	8	Sphingomyelin	Sphingomyelin	NNP
cord-354029-mp5r82g4	570	9	and	and	CC
cord-354029-mp5r82g4	570	10	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	570	11	promote	promote	VBP
cord-354029-mp5r82g4	570	12	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	570	13	gp41	gp41	NNP
cord-354029-mp5r82g4	570	14	pretransmembrane	pretransmembrane	NNP
cord-354029-mp5r82g4	570	15	sequence	sequence	NN
cord-354029-mp5r82g4	570	16	surface	surface	NN
cord-354029-mp5r82g4	570	17	aggregation	aggregation	NN
cord-354029-mp5r82g4	570	18	and	and	CC
cord-354029-mp5r82g4	570	19	membrane	membrane	NN
cord-354029-mp5r82g4	570	20	restructuring	restructure	VBG
cord-354029-mp5r82g4	570	21	Fatty	fatty	JJ
cord-354029-mp5r82g4	570	22	acids	acid	NNS
cord-354029-mp5r82g4	570	23	on	on	IN
cord-354029-mp5r82g4	570	24	the	the	DT
cord-354029-mp5r82g4	570	25	A	A	NNP
cord-354029-mp5r82g4	570	26	/	/	SYM
cord-354029-mp5r82g4	570	27	USSR/77	ussr/77	JJ
cord-354029-mp5r82g4	570	28	influenza	influenza	NN
cord-354029-mp5r82g4	570	29	virus	virus	NN
cord-354029-mp5r82g4	570	30	hemagglutinin	hemagglutinin	NNS
cord-354029-mp5r82g4	570	31	facilitate	facilitate	VBP
cord-354029-mp5r82g4	570	32	the	the	DT
cord-354029-mp5r82g4	570	33	transition	transition	NN
cord-354029-mp5r82g4	570	34	from	from	IN
cord-354029-mp5r82g4	570	35	hemifusion	hemifusion	NN
cord-354029-mp5r82g4	570	36	to	to	IN
cord-354029-mp5r82g4	571	1	fusion	fusion	NN
cord-354029-mp5r82g4	571	2	pore	pore	NN
cord-354029-mp5r82g4	571	3	formation	formation	NN
cord-354029-mp5r82g4	571	4	A	a	DT
cord-354029-mp5r82g4	571	5	conserved	conserved	JJ
cord-354029-mp5r82g4	571	6	tryptophan	tryptophan	NN
cord-354029-mp5r82g4	571	7	-	-	HYPH
cord-354029-mp5r82g4	571	8	rich	rich	JJ
cord-354029-mp5r82g4	571	9	motif	motif	NN
cord-354029-mp5r82g4	571	10	in	in	IN
cord-354029-mp5r82g4	571	11	the	the	DT
cord-354029-mp5r82g4	571	12	membrane	membrane	NN
cord-354029-mp5r82g4	571	13	-	-	HYPH
cord-354029-mp5r82g4	571	14	proximal	proximal	VBG
cord-354029-mp5r82g4	571	15	region	region	NN
cord-354029-mp5r82g4	571	16	of	of	IN
cord-354029-mp5r82g4	571	17	the	the	DT
cord-354029-mp5r82g4	571	18	human	human	JJ
cord-354029-mp5r82g4	571	19	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	571	20	virus	virus	NN
cord-354029-mp5r82g4	571	21	type	type	NN
cord-354029-mp5r82g4	572	1	1	1	LS
cord-354029-mp5r82g4	572	2	gp41	gp41	NNP
cord-354029-mp5r82g4	572	3	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	572	4	is	be	VBZ
cord-354029-mp5r82g4	572	5	important	important	JJ
cord-354029-mp5r82g4	572	6	for	for	IN
cord-354029-mp5r82g4	572	7	Env	env	NN
cord-354029-mp5r82g4	572	8	-	-	HYPH
cord-354029-mp5r82g4	572	9	mediated	mediate	VBN
cord-354029-mp5r82g4	572	10	fusion	fusion	NN
cord-354029-mp5r82g4	572	11	and	and	CC
cord-354029-mp5r82g4	572	12	virus	virus	NN
cord-354029-mp5r82g4	572	13	infectivity	infectivity	NN
cord-354029-mp5r82g4	573	1	The	the	DT
cord-354029-mp5r82g4	573	2	membrane	membrane	NN
cord-354029-mp5r82g4	573	3	-	-	HYPH
cord-354029-mp5r82g4	573	4	proximal	proximal	JJ
cord-354029-mp5r82g4	573	5	tryptophanrich	tryptophanrich	NNP
cord-354029-mp5r82g4	573	6	region	region	NN
cord-354029-mp5r82g4	573	7	of	of	IN
cord-354029-mp5r82g4	573	8	the	the	DT
cord-354029-mp5r82g4	573	9	HIV	HIV	NNP
cord-354029-mp5r82g4	573	10	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	573	11	,	,	,
cord-354029-mp5r82g4	573	12	gp41	gp41	NNP
cord-354029-mp5r82g4	573	13	,	,	,
cord-354029-mp5r82g4	573	14	forms	form	VBZ
cord-354029-mp5r82g4	573	15	a	a	DT
cord-354029-mp5r82g4	573	16	well	well	RB
cord-354029-mp5r82g4	573	17	-	-	HYPH
cord-354029-mp5r82g4	573	18	defined	define	VBN
cord-354029-mp5r82g4	573	19	helix	helix	NN
cord-354029-mp5r82g4	573	20	in	in	IN
cord-354029-mp5r82g4	573	21	dodecylphosphocholine	dodecylphosphocholine	NN
cord-354029-mp5r82g4	573	22	micelles	micelle	NNS
cord-354029-mp5r82g4	573	23	Antibodies	antibody	NNS
cord-354029-mp5r82g4	573	24	to	to	IN
cord-354029-mp5r82g4	573	25	CD9	CD9	NNP
cord-354029-mp5r82g4	573	26	,	,	,
cord-354029-mp5r82g4	573	27	a	a	DT
cord-354029-mp5r82g4	573	28	tetraspan	tetraspan	NNP
cord-354029-mp5r82g4	573	29	transmembrane	transmembrane	NNP
cord-354029-mp5r82g4	573	30	protein	protein	NN
cord-354029-mp5r82g4	573	31	,	,	,
cord-354029-mp5r82g4	573	32	inhibit	inhibit	VBP
cord-354029-mp5r82g4	573	33	canine	canine	JJ
cord-354029-mp5r82g4	573	34	distemper	distemper	NN
cord-354029-mp5r82g4	573	35	virus	virus	NN
cord-354029-mp5r82g4	573	36	-	-	HYPH
cord-354029-mp5r82g4	573	37	induced	induce	VBN
cord-354029-mp5r82g4	573	38	cell	cell	NN
cord-354029-mp5r82g4	573	39	-	-	HYPH
cord-354029-mp5r82g4	573	40	cell	cell	NN
cord-354029-mp5r82g4	573	41	fusion	fusion	NN
cord-354029-mp5r82g4	573	42	but	but	CC
cord-354029-mp5r82g4	573	43	not	not	RB
cord-354029-mp5r82g4	573	44	virus	virus	NN
cord-354029-mp5r82g4	573	45	-	-	HYPH
cord-354029-mp5r82g4	573	46	cell	cell	NN
cord-354029-mp5r82g4	573	47	fusion	fusion	NN
cord-354029-mp5r82g4	573	48	Role	role	NN
cord-354029-mp5r82g4	573	49	of	of	IN
cord-354029-mp5r82g4	573	50	the	the	DT
cord-354029-mp5r82g4	573	51	fusion	fusion	NN
cord-354029-mp5r82g4	573	52	peptide	peptide	NN
cord-354029-mp5r82g4	573	53	sequence	sequence	NN
cord-354029-mp5r82g4	573	54	in	in	IN
cord-354029-mp5r82g4	573	55	initial	initial	JJ
cord-354029-mp5r82g4	573	56	stages	stage	NNS
cord-354029-mp5r82g4	573	57	of	of	IN
cord-354029-mp5r82g4	573	58	influenza	influenza	NN
cord-354029-mp5r82g4	573	59	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	573	60	-	-	HYPH
cord-354029-mp5r82g4	573	61	induced	induce	VBN
cord-354029-mp5r82g4	573	62	cell	cell	NN
cord-354029-mp5r82g4	573	63	fusion	fusion	NN
cord-354029-mp5r82g4	573	64	Maturation	maturation	NN
cord-354029-mp5r82g4	573	65	of	of	IN
cord-354029-mp5r82g4	573	66	murine	murine	JJ
cord-354029-mp5r82g4	573	67	leukemia	leukemia	NN
cord-354029-mp5r82g4	573	68	virus	virus	NN
cord-354029-mp5r82g4	573	69	Env	env	NN
cord-354029-mp5r82g4	573	70	proteins	protein	NNS
cord-354029-mp5r82g4	573	71	in	in	IN
cord-354029-mp5r82g4	573	72	the	the	DT
cord-354029-mp5r82g4	573	73	absence	absence	NN
cord-354029-mp5r82g4	573	74	of	of	IN
cord-354029-mp5r82g4	573	75	other	other	JJ
cord-354029-mp5r82g4	573	76	viral	viral	JJ
cord-354029-mp5r82g4	573	77	proteins	protein	NNS
cord-354029-mp5r82g4	573	78	Mutations	Mutations	NNPS
cord-354029-mp5r82g4	573	79	in	in	IN
cord-354029-mp5r82g4	573	80	the	the	DT
cord-354029-mp5r82g4	573	81	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	573	82	domain	domain	NN
cord-354029-mp5r82g4	573	83	of	of	IN
cord-354029-mp5r82g4	573	84	a	a	DT
cord-354029-mp5r82g4	573	85	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	573	86	fusion	fusion	NN
cord-354029-mp5r82g4	573	87	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	573	88	rescue	rescue	NN
cord-354029-mp5r82g4	573	89	syncytium	syncytium	NN
cord-354029-mp5r82g4	573	90	formation	formation	NN
cord-354029-mp5r82g4	573	91	and	and	CC
cord-354029-mp5r82g4	573	92	eliminate	eliminate	VB
cord-354029-mp5r82g4	573	93	the	the	DT
cord-354029-mp5r82g4	573	94	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	573	95	-	-	HYPH
cord-354029-mp5r82g4	573	96	neuraminidase	neuraminidase	NN
cord-354029-mp5r82g4	573	97	protein	protein	NN
cord-354029-mp5r82g4	573	98	requirement	requirement	NN
cord-354029-mp5r82g4	573	99	for	for	IN
cord-354029-mp5r82g4	573	100	membrane	membrane	NN
cord-354029-mp5r82g4	573	101	fusion	fusion	NN
cord-354029-mp5r82g4	573	102	Caveolae	Caveolae	NNP
cord-354029-mp5r82g4	573	103	as	as	IN
cord-354029-mp5r82g4	573	104	portals	portal	NNS
cord-354029-mp5r82g4	573	105	of	of	IN
cord-354029-mp5r82g4	573	106	entry	entry	NN
cord-354029-mp5r82g4	573	107	for	for	IN
cord-354029-mp5r82g4	573	108	microbes	microbe	NNS
cord-354029-mp5r82g4	574	1	Interactions	interaction	NNS
cord-354029-mp5r82g4	574	2	between	between	IN
cord-354029-mp5r82g4	574	3	the	the	DT
cord-354029-mp5r82g4	574	4	transmembrane	transmembrane	NN
cord-354029-mp5r82g4	574	5	segments	segment	NNS
cord-354029-mp5r82g4	574	6	of	of	IN
cord-354029-mp5r82g4	574	7	the	the	DT
cord-354029-mp5r82g4	574	8	alphavirus	alphavirus	NNP
cord-354029-mp5r82g4	574	9	E1	E1	NNP
cord-354029-mp5r82g4	574	10	and	and	CC
cord-354029-mp5r82g4	574	11	E2	E2	NNP
cord-354029-mp5r82g4	574	12	proteins	protein	NNS
cord-354029-mp5r82g4	574	13	play	play	VBP
cord-354029-mp5r82g4	574	14	a	a	DT
cord-354029-mp5r82g4	574	15	role	role	NN
cord-354029-mp5r82g4	574	16	in	in	IN
cord-354029-mp5r82g4	574	17	virus	virus	NN
cord-354029-mp5r82g4	574	18	budding	budding	NN
cord-354029-mp5r82g4	574	19	and	and	CC
cord-354029-mp5r82g4	574	20	fusion	fusion	NN
cord-354029-mp5r82g4	574	21	Influenza	Influenza	NNP
cord-354029-mp5r82g4	574	22	fusion	fusion	NN
cord-354029-mp5r82g4	574	23	peptides	peptide	NNS
cord-354029-mp5r82g4	574	24	Receptor	Receptor	NNP
cord-354029-mp5r82g4	574	25	binding	binding	NN
cord-354029-mp5r82g4	574	26	and	and	CC
cord-354029-mp5r82g4	574	27	membrane	membrane	NN
cord-354029-mp5r82g4	574	28	fusion	fusion	NN
cord-354029-mp5r82g4	574	29	in	in	IN
cord-354029-mp5r82g4	574	30	virus	virus	NN
cord-354029-mp5r82g4	574	31	entry	entry	NN
cord-354029-mp5r82g4	574	32	:	:	:
cord-354029-mp5r82g4	574	33	the	the	DT
cord-354029-mp5r82g4	574	34	influenza	influenza	NN
cord-354029-mp5r82g4	574	35	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	574	36	Inhibition	inhibition	NN
cord-354029-mp5r82g4	574	37	of	of	IN
cord-354029-mp5r82g4	574	38	influenza	influenza	NN
cord-354029-mp5r82g4	574	39	virus	virus	NN
cord-354029-mp5r82g4	574	40	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	574	41	-	-	HYPH
cord-354029-mp5r82g4	574	42	mediated	mediate	VBN
cord-354029-mp5r82g4	574	43	membrane	membrane	NN
cord-354029-mp5r82g4	574	44	fusion	fusion	NN
cord-354029-mp5r82g4	574	45	by	by	IN
cord-354029-mp5r82g4	574	46	a	a	DT
cord-354029-mp5r82g4	574	47	compound	compound	NN
cord-354029-mp5r82g4	574	48	related	relate	VBN
cord-354029-mp5r82g4	574	49	to	to	IN
cord-354029-mp5r82g4	574	50	podocarpic	podocarpic	JJ
cord-354029-mp5r82g4	574	51	acid	acid	NNP
cord-354029-mp5r82g4	574	52	Influenza	Influenza	NNP
cord-354029-mp5r82g4	574	53	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	574	54	-	-	HYPH
cord-354029-mp5r82g4	574	55	mediated	mediate	VBN
cord-354029-mp5r82g4	574	56	membrane	membrane	NN
cord-354029-mp5r82g4	574	57	fusion	fusion	NN
cord-354029-mp5r82g4	574	58	:	:	:
cord-354029-mp5r82g4	574	59	influence	influence	NN
cord-354029-mp5r82g4	574	60	of	of	IN
cord-354029-mp5r82g4	574	61	receptor	receptor	NN
cord-354029-mp5r82g4	574	62	binding	bind	VBG
cord-354029-mp5r82g4	574	63	on	on	IN
cord-354029-mp5r82g4	574	64	the	the	DT
cord-354029-mp5r82g4	574	65	lag	lag	NN
cord-354029-mp5r82g4	574	66	phase	phase	NN
cord-354029-mp5r82g4	574	67	preceding	precede	VBG
cord-354029-mp5r82g4	574	68	fusion	fusion	NN
cord-354029-mp5r82g4	574	69	Effects	effect	NNS
cord-354029-mp5r82g4	574	70	of	of	IN
cord-354029-mp5r82g4	574	71	low	low	JJ
cord-354029-mp5r82g4	574	72	pH	ph	NN
cord-354029-mp5r82g4	574	73	on	on	IN
cord-354029-mp5r82g4	574	74	influenza	influenza	NN
cord-354029-mp5r82g4	574	75	virus	virus	NN
cord-354029-mp5r82g4	574	76	.	.	.
cord-354029-mp5r82g4	575	1	Activation	activation	NN
cord-354029-mp5r82g4	575	2	and	and	CC
cord-354029-mp5r82g4	575	3	inactivation	inactivation	NN
cord-354029-mp5r82g4	575	4	of	of	IN
cord-354029-mp5r82g4	575	5	the	the	DT
cord-354029-mp5r82g4	575	6	membrane	membrane	NN
cord-354029-mp5r82g4	575	7	fusion	fusion	NN
cord-354029-mp5r82g4	575	8	capacity	capacity	NN
cord-354029-mp5r82g4	575	9	of	of	IN
cord-354029-mp5r82g4	575	10	the	the	DT
cord-354029-mp5r82g4	575	11	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	575	12	pH	ph	NN
cord-354029-mp5r82g4	575	13	-	-	HYPH
cord-354029-mp5r82g4	575	14	independent	independent	JJ
cord-354029-mp5r82g4	575	15	HIV	HIV	NNP
cord-354029-mp5r82g4	575	16	entry	entry	NN
cord-354029-mp5r82g4	575	17	into	into	IN
cord-354029-mp5r82g4	575	18	CD4-positive	CD4-positive	NNP
cord-354029-mp5r82g4	575	19	T	t	NN
cord-354029-mp5r82g4	575	20	cells	cell	NNS
cord-354029-mp5r82g4	575	21	via	via	IN
cord-354029-mp5r82g4	575	22	virus	virus	NN
cord-354029-mp5r82g4	575	23	envelope	envelope	NN
cord-354029-mp5r82g4	575	24	fusion	fusion	NN
cord-354029-mp5r82g4	575	25	to	to	IN
cord-354029-mp5r82g4	575	26	the	the	DT
cord-354029-mp5r82g4	575	27	plasma	plasma	NN
cord-354029-mp5r82g4	575	28	membrane	membrane	NN
cord-354029-mp5r82g4	575	29	Role	role	NN
cord-354029-mp5r82g4	575	30	of	of	IN
cord-354029-mp5r82g4	575	31	metastability	metastability	NN
cord-354029-mp5r82g4	575	32	and	and	CC
cord-354029-mp5r82g4	575	33	acidic	acidic	JJ
cord-354029-mp5r82g4	575	34	pH	ph	NN
cord-354029-mp5r82g4	575	35	in	in	IN
cord-354029-mp5r82g4	575	36	membrane	membrane	NN
cord-354029-mp5r82g4	575	37	fusion	fusion	NN
cord-354029-mp5r82g4	575	38	by	by	IN
cord-354029-mp5r82g4	575	39	tick	tick	NN
cord-354029-mp5r82g4	575	40	-	-	HYPH
cord-354029-mp5r82g4	575	41	borne	bear	VBN
cord-354029-mp5r82g4	575	42	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	575	43	virus	virus	NN
cord-354029-mp5r82g4	575	44	Structural	structural	JJ
cord-354029-mp5r82g4	575	45	requirements	requirement	NNS
cord-354029-mp5r82g4	575	46	for	for	IN
cord-354029-mp5r82g4	575	47	low	low	JJ
cord-354029-mp5r82g4	575	48	-	-	HYPH
cord-354029-mp5r82g4	575	49	pH	ph	NN
cord-354029-mp5r82g4	575	50	-	-	HYPH
cord-354029-mp5r82g4	575	51	induced	induce	VBN
cord-354029-mp5r82g4	575	52	rearrangements	rearrangement	NNS
cord-354029-mp5r82g4	575	53	in	in	IN
cord-354029-mp5r82g4	575	54	the	the	DT
cord-354029-mp5r82g4	575	55	envelope	envelope	NN
cord-354029-mp5r82g4	575	56	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	575	57	of	of	IN
cord-354029-mp5r82g4	575	58	tick	tick	NN
cord-354029-mp5r82g4	575	59	-	-	HYPH
cord-354029-mp5r82g4	575	60	borne	bear	VBN
cord-354029-mp5r82g4	575	61	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	575	62	virus	virus	NN
cord-354029-mp5r82g4	575	63	Membrane	membrane	NN
cord-354029-mp5r82g4	575	64	interactions	interaction	NNS
cord-354029-mp5r82g4	575	65	of	of	IN
cord-354029-mp5r82g4	575	66	the	the	DT
cord-354029-mp5r82g4	575	67	tick	tick	NN
cord-354029-mp5r82g4	575	68	-	-	HYPH
cord-354029-mp5r82g4	575	69	borne	bear	VBN
cord-354029-mp5r82g4	575	70	encephalitis	encephalitis	JJ
cord-354029-mp5r82g4	575	71	virus	virus	NN
cord-354029-mp5r82g4	575	72	fusion	fusion	NN
cord-354029-mp5r82g4	575	73	protein	protein	NN
cord-354029-mp5r82g4	575	74	E	e	NN
cord-354029-mp5r82g4	575	75	at	at	IN
cord-354029-mp5r82g4	575	76	low	low	JJ
cord-354029-mp5r82g4	575	77	pH	pH	NNP
cord-354029-mp5r82g4	575	78	Detection	detection	NN
cord-354029-mp5r82g4	575	79	of	of	IN
cord-354029-mp5r82g4	575	80	an	an	DT
cord-354029-mp5r82g4	575	81	interaction	interaction	NN
cord-354029-mp5r82g4	575	82	between	between	IN
cord-354029-mp5r82g4	575	83	the	the	DT
cord-354029-mp5r82g4	575	84	HN	HN	NNP
cord-354029-mp5r82g4	575	85	and	and	CC
cord-354029-mp5r82g4	575	86	F	F	NNP
cord-354029-mp5r82g4	575	87	proteins	protein	NNS
cord-354029-mp5r82g4	575	88	in	in	IN
cord-354029-mp5r82g4	575	89	Newcastle	Newcastle	NNP
cord-354029-mp5r82g4	575	90	disease	disease	NN
cord-354029-mp5r82g4	575	91	virus	virus	NN
cord-354029-mp5r82g4	575	92	-	-	HYPH
cord-354029-mp5r82g4	575	93	infected	infect	VBN
cord-354029-mp5r82g4	575	94	cells	cell	NNS
cord-354029-mp5r82g4	575	95	Membrane	membrane	NN
cord-354029-mp5r82g4	575	96	interface	interface	NN
cord-354029-mp5r82g4	575	97	-	-	HYPH
cord-354029-mp5r82g4	575	98	interacting	interact	VBG
cord-354029-mp5r82g4	575	99	sequences	sequence	NNS
cord-354029-mp5r82g4	575	100	within	within	IN
cord-354029-mp5r82g4	575	101	the	the	DT
cord-354029-mp5r82g4	575	102	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	575	103	of	of	IN
cord-354029-mp5r82g4	575	104	the	the	DT
cord-354029-mp5r82g4	575	105	human	human	JJ
cord-354029-mp5r82g4	575	106	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	575	107	virus	virus	NN
cord-354029-mp5r82g4	575	108	type	type	NN
cord-354029-mp5r82g4	575	109	1	1	CD
cord-354029-mp5r82g4	575	110	envelope	envelope	NN
cord-354029-mp5r82g4	575	111	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	575	112	:	:	:
cord-354029-mp5r82g4	575	113	putative	putative	JJ
cord-354029-mp5r82g4	575	114	role	role	NN
cord-354029-mp5r82g4	575	115	during	during	IN
cord-354029-mp5r82g4	575	116	viral	viral	JJ
cord-354029-mp5r82g4	575	117	fusion	fusion	NN
cord-354029-mp5r82g4	575	118	Lipid	Lipid	NNP
cord-354029-mp5r82g4	575	119	rafts	raft	NNS
cord-354029-mp5r82g4	575	120	and	and	CC
cord-354029-mp5r82g4	575	121	assembly	assembly	NN
cord-354029-mp5r82g4	575	122	of	of	IN
cord-354029-mp5r82g4	575	123	enveloped	envelop	VBN
cord-354029-mp5r82g4	575	124	viruses	virus	NNS
cord-354029-mp5r82g4	575	125	Soluble	soluble	JJ
cord-354029-mp5r82g4	575	126	receptor	receptor	NN
cord-354029-mp5r82g4	575	127	potentiates	potentiate	VBZ
cord-354029-mp5r82g4	575	128	receptor	receptor	NN
cord-354029-mp5r82g4	575	129	-	-	HYPH
cord-354029-mp5r82g4	575	130	independent	independent	JJ
cord-354029-mp5r82g4	575	131	infection	infection	NN
cord-354029-mp5r82g4	575	132	by	by	IN
cord-354029-mp5r82g4	575	133	murine	murine	JJ
cord-354029-mp5r82g4	575	134	coronavirus	coronavirus	NN
cord-354029-mp5r82g4	575	135	Role	role	NN
cord-354029-mp5r82g4	575	136	of	of	IN
cord-354029-mp5r82g4	575	137	the	the	DT
cord-354029-mp5r82g4	575	138	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	575	139	-	-	HYPH
cord-354029-mp5r82g4	575	140	neuraminidase	neuraminidase	NN
cord-354029-mp5r82g4	575	141	protein	protein	NN
cord-354029-mp5r82g4	575	142	in	in	IN
cord-354029-mp5r82g4	575	143	the	the	DT
cord-354029-mp5r82g4	575	144	mechanism	mechanism	NN
cord-354029-mp5r82g4	575	145	of	of	IN
cord-354029-mp5r82g4	575	146	paramyxovirus	paramyxovirus	JJ
cord-354029-mp5r82g4	575	147	-	-	HYPH
cord-354029-mp5r82g4	575	148	cell	cell	NN
cord-354029-mp5r82g4	575	149	membrane	membrane	NN
cord-354029-mp5r82g4	575	150	fusion	fusion	NN
cord-354029-mp5r82g4	575	151	Viral	viral	JJ
cord-354029-mp5r82g4	575	152	fusion	fusion	NN
cord-354029-mp5r82g4	575	153	peptides	peptide	NNS
cord-354029-mp5r82g4	575	154	:	:	:
cord-354029-mp5r82g4	575	155	a	a	DT
cord-354029-mp5r82g4	575	156	tool	tool	NN
cord-354029-mp5r82g4	575	157	set	set	VBN
cord-354029-mp5r82g4	575	158	to	to	TO
cord-354029-mp5r82g4	575	159	disrupt	disrupt	VB
cord-354029-mp5r82g4	575	160	and	and	CC
cord-354029-mp5r82g4	575	161	connect	connect	VB
cord-354029-mp5r82g4	575	162	biological	biological	JJ
cord-354029-mp5r82g4	575	163	membranes	membrane	NNS
cord-354029-mp5r82g4	575	164	Structure	structure	NN
cord-354029-mp5r82g4	575	165	and	and	CC
cord-354029-mp5r82g4	575	166	function	function	NN
cord-354029-mp5r82g4	575	167	of	of	IN
cord-354029-mp5r82g4	575	168	membrane	membrane	NN
cord-354029-mp5r82g4	575	169	fusion	fusion	NN
cord-354029-mp5r82g4	575	170	peptides	peptide	NNS
cord-354029-mp5r82g4	576	1	The	the	DT
cord-354029-mp5r82g4	576	2	role	role	NN
cord-354029-mp5r82g4	576	3	of	of	IN
cord-354029-mp5r82g4	576	4	the	the	DT
cord-354029-mp5r82g4	576	5	membrane	membrane	NN
cord-354029-mp5r82g4	576	6	-	-	HYPH
cord-354029-mp5r82g4	576	7	spanning	span	VBG
cord-354029-mp5r82g4	576	8	domain	domain	NN
cord-354029-mp5r82g4	576	9	sequence	sequence	NN
cord-354029-mp5r82g4	576	10	in	in	IN
cord-354029-mp5r82g4	576	11	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	576	12	-	-	HYPH
cord-354029-mp5r82g4	576	13	mediated	mediate	VBN
cord-354029-mp5r82g4	576	14	membrane	membrane	NN
cord-354029-mp5r82g4	576	15	fusion	fusion	NN
cord-354029-mp5r82g4	576	16	Oligomerization	Oligomerization	NNP
cord-354029-mp5r82g4	576	17	,	,	,
cord-354029-mp5r82g4	576	18	secretion	secretion	NN
cord-354029-mp5r82g4	576	19	,	,	,
cord-354029-mp5r82g4	576	20	and	and	CC
cord-354029-mp5r82g4	576	21	biological	biological	JJ
cord-354029-mp5r82g4	576	22	function	function	NN
cord-354029-mp5r82g4	576	23	of	of	IN
cord-354029-mp5r82g4	576	24	an	an	DT
cord-354029-mp5r82g4	576	25	anchor	anchor	NN
cord-354029-mp5r82g4	576	26	-	-	HYPH
cord-354029-mp5r82g4	576	27	free	free	JJ
cord-354029-mp5r82g4	576	28	parainfluenza	parainfluenza	NNP
cord-354029-mp5r82g4	576	29	virus	virus	NN
cord-354029-mp5r82g4	576	30	type	type	NN
cord-354029-mp5r82g4	576	31	2	2	CD
cord-354029-mp5r82g4	577	1	(	(	-LRB-
cord-354029-mp5r82g4	577	2	PI2	PI2	NNP
cord-354029-mp5r82g4	577	3	)	)	-RRB-
cord-354029-mp5r82g4	577	4	fusion	fusion	NN
cord-354029-mp5r82g4	577	5	protein	protein	NN
cord-354029-mp5r82g4	577	6	Regulation	Regulation	NNP
cord-354029-mp5r82g4	577	7	of	of	IN
cord-354029-mp5r82g4	577	8	fusion	fusion	NN
cord-354029-mp5r82g4	577	9	activity	activity	NN
cord-354029-mp5r82g4	577	10	by	by	IN
cord-354029-mp5r82g4	577	11	the	the	DT
cord-354029-mp5r82g4	577	12	cytoplasmic	cytoplasmic	JJ
cord-354029-mp5r82g4	577	13	domain	domain	NN
cord-354029-mp5r82g4	577	14	of	of	IN
cord-354029-mp5r82g4	577	15	a	a	DT
cord-354029-mp5r82g4	577	16	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	577	17	F	F	NNP
cord-354029-mp5r82g4	577	18	protein	protein	NN
cord-354029-mp5r82g4	577	19	A	a	DT
cord-354029-mp5r82g4	577	20	single	single	JJ
cord-354029-mp5r82g4	577	21	point	point	NN
cord-354029-mp5r82g4	577	22	mutation	mutation	NN
cord-354029-mp5r82g4	577	23	controls	control	VBZ
cord-354029-mp5r82g4	577	24	the	the	DT
cord-354029-mp5r82g4	577	25	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	577	26	dependence	dependence	NN
cord-354029-mp5r82g4	577	27	of	of	IN
cord-354029-mp5r82g4	577	28	Semliki	Semliki	NNP
cord-354029-mp5r82g4	577	29	Forest	Forest	NNP
cord-354029-mp5r82g4	577	30	virus	virus	NN
cord-354029-mp5r82g4	577	31	entry	entry	NN
cord-354029-mp5r82g4	577	32	and	and	CC
cord-354029-mp5r82g4	577	33	exit	exit	NN
cord-354029-mp5r82g4	577	34	Role	role	NN
cord-354029-mp5r82g4	577	35	of	of	IN
cord-354029-mp5r82g4	577	36	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	577	37	in	in	IN
cord-354029-mp5r82g4	577	38	human	human	JJ
cord-354029-mp5r82g4	577	39	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	577	40	virus	virus	NN
cord-354029-mp5r82g4	577	41	type	type	NN
cord-354029-mp5r82g4	577	42	1	1	CD
cord-354029-mp5r82g4	577	43	envelope	envelope	NN
cord-354029-mp5r82g4	577	44	protein	protein	NN
cord-354029-mp5r82g4	577	45	-	-	HYPH
cord-354029-mp5r82g4	577	46	mediated	mediate	VBN
cord-354029-mp5r82g4	577	47	fusion	fusion	NN
cord-354029-mp5r82g4	577	48	with	with	IN
cord-354029-mp5r82g4	577	49	host	host	NN
cord-354029-mp5r82g4	577	50	cells	cell	NNS
cord-354029-mp5r82g4	577	51	Sphingolipid	Sphingolipid	NNP
cord-354029-mp5r82g4	577	52	and	and	CC
cord-354029-mp5r82g4	577	53	cholesterol	cholesterol	NN
cord-354029-mp5r82g4	577	54	dependence	dependence	NN
cord-354029-mp5r82g4	577	55	of	of	IN
cord-354029-mp5r82g4	577	56	alphavirus	alphavirus	NNP
cord-354029-mp5r82g4	577	57	membrane	membrane	NN
cord-354029-mp5r82g4	577	58	fusion	fusion	NN
cord-354029-mp5r82g4	577	59	.	.	.
cord-354029-mp5r82g4	578	1	Lack	lack	NN
cord-354029-mp5r82g4	578	2	of	of	IN
cord-354029-mp5r82g4	578	3	correlation	correlation	NN
cord-354029-mp5r82g4	578	4	with	with	IN
cord-354029-mp5r82g4	578	5	lipid	lipid	NN
cord-354029-mp5r82g4	578	6	raft	raft	NN
cord-354029-mp5r82g4	578	7	formation	formation	NN
cord-354029-mp5r82g4	578	8	in	in	IN
cord-354029-mp5r82g4	578	9	target	target	NN
cord-354029-mp5r82g4	578	10	liposomes	liposome	NNS
cord-354029-mp5r82g4	578	11	Membrane	membrane	NN
cord-354029-mp5r82g4	578	12	fusion	fusion	NN
cord-354029-mp5r82g4	578	13	of	of	IN
cord-354029-mp5r82g4	578	14	Semliki	Semliki	NNP
cord-354029-mp5r82g4	578	15	Forest	Forest	NNP
cord-354029-mp5r82g4	578	16	virus	virus	NN
cord-354029-mp5r82g4	578	17	involves	involve	VBZ
cord-354029-mp5r82g4	578	18	homotrimers	homotrimer	NNS
cord-354029-mp5r82g4	578	19	of	of	IN
cord-354029-mp5r82g4	578	20	the	the	DT
cord-354029-mp5r82g4	578	21	fusion	fusion	NN
cord-354029-mp5r82g4	578	22	protein	protein	NN
cord-354029-mp5r82g4	578	23	Membrane	Membrane	NNP
cord-354029-mp5r82g4	578	24	fusion	fusion	NN
cord-354029-mp5r82g4	578	25	process	process	NN
cord-354029-mp5r82g4	578	26	of	of	IN
cord-354029-mp5r82g4	578	27	Semliki	Semliki	NNP
cord-354029-mp5r82g4	578	28	Forest	Forest	NNP
cord-354029-mp5r82g4	578	29	virus	virus	NN
cord-354029-mp5r82g4	578	30	.	.	.
cord-354029-mp5r82g4	579	1	I	-PRON-	PRP
cord-354029-mp5r82g4	579	2	:	:	:
cord-354029-mp5r82g4	580	1	Low	low	JJ
cord-354029-mp5r82g4	580	2	pH	ph	NN
cord-354029-mp5r82g4	580	3	-	-	HYPH
cord-354029-mp5r82g4	580	4	induced	induce	VBN
cord-354029-mp5r82g4	580	5	rearrangement	rearrangement	NN
cord-354029-mp5r82g4	580	6	in	in	IN
cord-354029-mp5r82g4	580	7	spike	spike	NN
cord-354029-mp5r82g4	580	8	protein	protein	NN
cord-354029-mp5r82g4	580	9	quaternary	quaternary	JJ
cord-354029-mp5r82g4	580	10	structure	structure	NN
cord-354029-mp5r82g4	580	11	precedes	precede	VBZ
cord-354029-mp5r82g4	580	12	virus	virus	NN
cord-354029-mp5r82g4	580	13	penetration	penetration	NN
cord-354029-mp5r82g4	580	14	into	into	IN
cord-354029-mp5r82g4	580	15	cells	cell	NNS
cord-354029-mp5r82g4	580	16	Evidence	evidence	NN
cord-354029-mp5r82g4	580	17	for	for	IN
cord-354029-mp5r82g4	580	18	H	h	NN
cord-354029-mp5r82g4	580	19	+	+	CC
cord-354029-mp5r82g4	580	20	-induced	-induced	JJ
cord-354029-mp5r82g4	580	21	insertion	insertion	NN
cord-354029-mp5r82g4	580	22	of	of	IN
cord-354029-mp5r82g4	580	23	influenza	influenza	NN
cord-354029-mp5r82g4	580	24	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	580	25	HA2	HA2	NNP
cord-354029-mp5r82g4	580	26	N	N	NNP
cord-354029-mp5r82g4	580	27	-	-	HYPH
cord-354029-mp5r82g4	580	28	terminal	terminal	NN
cord-354029-mp5r82g4	580	29	segment	segment	NN
cord-354029-mp5r82g4	580	30	into	into	IN
cord-354029-mp5r82g4	580	31	viral	viral	JJ
cord-354029-mp5r82g4	580	32	membrane	membrane	NN
cord-354029-mp5r82g4	580	33	Crystal	Crystal	NNP
cord-354029-mp5r82g4	580	34	structure	structure	NN
cord-354029-mp5r82g4	580	35	of	of	IN
cord-354029-mp5r82g4	580	36	the	the	DT
cord-354029-mp5r82g4	580	37	Ebola	Ebola	NNP
cord-354029-mp5r82g4	580	38	virus	virus	NN
cord-354029-mp5r82g4	580	39	membrane	membrane	NN
cord-354029-mp5r82g4	580	40	fusion	fusion	NN
cord-354029-mp5r82g4	580	41	subunit	subunit	NN
cord-354029-mp5r82g4	580	42	,	,	,
cord-354029-mp5r82g4	580	43	GP2	GP2	NNP
cord-354029-mp5r82g4	580	44	,	,	,
cord-354029-mp5r82g4	580	45	from	from	IN
cord-354029-mp5r82g4	580	46	the	the	DT
cord-354029-mp5r82g4	580	47	envelope	envelope	NN
cord-354029-mp5r82g4	580	48	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	580	49	ectodomain	ectodomain	NNP
cord-354029-mp5r82g4	580	50	Structural	structural	JJ
cord-354029-mp5r82g4	580	51	basis	basis	NN
cord-354029-mp5r82g4	580	52	for	for	IN
cord-354029-mp5r82g4	580	53	membrane	membrane	NN
cord-354029-mp5r82g4	580	54	fusion	fusion	NN
cord-354029-mp5r82g4	580	55	by	by	IN
cord-354029-mp5r82g4	580	56	enveloped	envelop	VBN
cord-354029-mp5r82g4	580	57	viruses	virus	NNS
cord-354029-mp5r82g4	580	58	Atomic	atomic	JJ
cord-354029-mp5r82g4	580	59	structure	structure	NN
cord-354029-mp5r82g4	580	60	of	of	IN
cord-354029-mp5r82g4	580	61	the	the	DT
cord-354029-mp5r82g4	580	62	ectodomain	ectodomain	NN
cord-354029-mp5r82g4	580	63	from	from	IN
cord-354029-mp5r82g4	580	64	HIV-1	HIV-1	NNP
cord-354029-mp5r82g4	580	65	gp41	gp41	NNP
cord-354029-mp5r82g4	580	66	Mutations	Mutations	NNP
cord-354029-mp5r82g4	580	67	within	within	IN
cord-354029-mp5r82g4	580	68	the	the	DT
cord-354029-mp5r82g4	580	69	putative	putative	JJ
cord-354029-mp5r82g4	580	70	membrane	membrane	NN
cord-354029-mp5r82g4	580	71	-	-	HYPH
cord-354029-mp5r82g4	580	72	spanning	span	VBG
cord-354029-mp5r82g4	580	73	domain	domain	NN
cord-354029-mp5r82g4	580	74	of	of	IN
cord-354029-mp5r82g4	580	75	the	the	DT
cord-354029-mp5r82g4	580	76	simian	simian	JJ
cord-354029-mp5r82g4	580	77	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	580	78	virus	virus	NN
cord-354029-mp5r82g4	580	79	transmembrane	transmembrane	NNP
cord-354029-mp5r82g4	580	80	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	580	81	define	define	VBP
cord-354029-mp5r82g4	580	82	the	the	DT
cord-354029-mp5r82g4	580	83	minimal	minimal	JJ
cord-354029-mp5r82g4	580	84	requirements	requirement	NNS
cord-354029-mp5r82g4	580	85	for	for	IN
cord-354029-mp5r82g4	580	86	fusion	fusion	NN
cord-354029-mp5r82g4	580	87	,	,	,
cord-354029-mp5r82g4	580	88	incorporation	incorporation	NN
cord-354029-mp5r82g4	580	89	,	,	,
cord-354029-mp5r82g4	580	90	and	and	CC
cord-354029-mp5r82g4	580	91	infectivity	infectivity	NN
cord-354029-mp5r82g4	580	92	Temperature	temperature	NN
cord-354029-mp5r82g4	580	93	dependence	dependence	NN
cord-354029-mp5r82g4	580	94	of	of	IN
cord-354029-mp5r82g4	580	95	fusion	fusion	NN
cord-354029-mp5r82g4	580	96	by	by	IN
cord-354029-mp5r82g4	580	97	sendai	sendai	NNP
cord-354029-mp5r82g4	580	98	virus	virus	NN
cord-354029-mp5r82g4	580	99	pH	ph	NN
cord-354029-mp5r82g4	580	100	-	-	HYPH
cord-354029-mp5r82g4	580	101	dependent	dependent	JJ
cord-354029-mp5r82g4	580	102	fusion	fusion	NN
cord-354029-mp5r82g4	580	103	between	between	IN
cord-354029-mp5r82g4	580	104	the	the	DT
cord-354029-mp5r82g4	580	105	Semliki	Semliki	NNP
cord-354029-mp5r82g4	580	106	Forest	Forest	NNP
cord-354029-mp5r82g4	580	107	virus	virus	NN
cord-354029-mp5r82g4	580	108	membrane	membrane	NN
cord-354029-mp5r82g4	580	109	and	and	CC
cord-354029-mp5r82g4	580	110	liposomes	liposome	VBD
cord-354029-mp5r82g4	580	111	Fusion	Fusion	NNP
cord-354029-mp5r82g4	580	112	of	of	IN
cord-354029-mp5r82g4	580	113	Semliki	Semliki	NNP
cord-354029-mp5r82g4	580	114	forest	forest	NN
cord-354029-mp5r82g4	580	115	virus	virus	NN
cord-354029-mp5r82g4	580	116	with	with	IN
cord-354029-mp5r82g4	580	117	the	the	DT
cord-354029-mp5r82g4	580	118	plasma	plasma	NN
cord-354029-mp5r82g4	580	119	membrane	membrane	NN
cord-354029-mp5r82g4	580	120	can	can	MD
cord-354029-mp5r82g4	580	121	be	be	VB
cord-354029-mp5r82g4	580	122	induced	induce	VBN
cord-354029-mp5r82g4	580	123	by	by	IN
cord-354029-mp5r82g4	580	124	low	low	JJ
cord-354029-mp5r82g4	580	125	pH	pH	NNP
cord-354029-mp5r82g4	580	126	Membrane	membrane	NN
cord-354029-mp5r82g4	580	127	fusion	fusion	NN
cord-354029-mp5r82g4	580	128	activity	activity	NN
cord-354029-mp5r82g4	580	129	of	of	IN
cord-354029-mp5r82g4	580	130	influenza	influenza	NN
cord-354029-mp5r82g4	580	131	virus	virus	NN
cord-354029-mp5r82g4	580	132	Viral	viral	JJ
cord-354029-mp5r82g4	580	133	and	and	CC
cord-354029-mp5r82g4	580	134	cellular	cellular	JJ
cord-354029-mp5r82g4	580	135	membrane	membrane	NN
cord-354029-mp5r82g4	580	136	fusion	fusion	NN
cord-354029-mp5r82g4	580	137	proteins	protein	NNS
cord-354029-mp5r82g4	580	138	Structure	Structure	NNP
cord-354029-mp5r82g4	580	139	of	of	IN
cord-354029-mp5r82g4	580	140	the	the	DT
cord-354029-mp5r82g4	580	141	haemagglutinin	haemagglutinin	NNP
cord-354029-mp5r82g4	580	142	membrane	membrane	NN
cord-354029-mp5r82g4	580	143	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	580	144	of	of	IN
cord-354029-mp5r82g4	580	145	influenza	influenza	NN
cord-354029-mp5r82g4	580	146	virus	virus	NN
cord-354029-mp5r82g4	580	147	at	at	IN
cord-354029-mp5r82g4	580	148	3	3	CD
cord-354029-mp5r82g4	580	149	resolution	resolution	NN
cord-354029-mp5r82g4	580	150	Mutagenic	mutagenic	JJ
cord-354029-mp5r82g4	580	151	stabilization	stabilization	NN
cord-354029-mp5r82g4	580	152	and/	and/	NNP
cord-354029-mp5r82g4	580	153	or	or	CC
cord-354029-mp5r82g4	580	154	disruption	disruption	NN
cord-354029-mp5r82g4	580	155	of	of	IN
cord-354029-mp5r82g4	580	156	a	a	DT
cord-354029-mp5r82g4	580	157	CD4-bound	cd4-bound	NN
cord-354029-mp5r82g4	580	158	state	state	NN
cord-354029-mp5r82g4	580	159	reveals	reveal	VBZ
cord-354029-mp5r82g4	580	160	distinct	distinct	JJ
cord-354029-mp5r82g4	580	161	conformations	conformation	NNS
cord-354029-mp5r82g4	580	162	of	of	IN
cord-354029-mp5r82g4	580	163	the	the	DT
cord-354029-mp5r82g4	580	164	human	human	JJ
cord-354029-mp5r82g4	580	165	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	580	166	virus	virus	NN
cord-354029-mp5r82g4	580	167	type	type	NN
cord-354029-mp5r82g4	580	168	1	1	CD
cord-354029-mp5r82g4	580	169	gp120	gp120	CD
cord-354029-mp5r82g4	580	170	envelope	envelope	NN
cord-354029-mp5r82g4	580	171	glycoprotein	glycoprotein	NN
cord-354029-mp5r82g4	580	172	Analysis	analysis	NN
cord-354029-mp5r82g4	580	173	of	of	IN
cord-354029-mp5r82g4	580	174	the	the	DT
cord-354029-mp5r82g4	580	175	cell	cell	NN
cord-354029-mp5r82g4	580	176	fusion	fusion	NN
cord-354029-mp5r82g4	580	177	activities	activity	NNS
cord-354029-mp5r82g4	580	178	of	of	IN
cord-354029-mp5r82g4	580	179	chimeric	chimeric	JJ
cord-354029-mp5r82g4	580	180	simian	simian	JJ
cord-354029-mp5r82g4	580	181	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	580	182	virus	virus	NN
cord-354029-mp5r82g4	580	183	-	-	HYPH
cord-354029-mp5r82g4	580	184	murine	murine	JJ
cord-354029-mp5r82g4	580	185	leukemia	leukemia	NN
cord-354029-mp5r82g4	580	186	virus	virus	NN
cord-354029-mp5r82g4	580	187	envelope	envelope	NN
cord-354029-mp5r82g4	580	188	proteins	protein	NNS
cord-354029-mp5r82g4	580	189	:	:	:
cord-354029-mp5r82g4	580	190	inhibitory	inhibitory	JJ
cord-354029-mp5r82g4	580	191	effects	effect	NNS
cord-354029-mp5r82g4	580	192	of	of	IN
cord-354029-mp5r82g4	580	193	the	the	DT
cord-354029-mp5r82g4	580	194	R	R	NNP
cord-354029-mp5r82g4	580	195	peptide	peptide	NN
cord-354029-mp5r82g4	580	196	Observation	observation	NN
cord-354029-mp5r82g4	580	197	of	of	IN
cord-354029-mp5r82g4	580	198	a	a	DT
cord-354029-mp5r82g4	580	199	membrane	membrane	NN
cord-354029-mp5r82g4	580	200	fusion	fusion	NN
cord-354029-mp5r82g4	580	201	intermediate	intermediate	JJ
cord-354029-mp5r82g4	580	202	structure	structure	NNP
cord-354029-mp5r82g4	580	203	Association	Association	NNP
cord-354029-mp5r82g4	580	204	of	of	IN
cord-354029-mp5r82g4	580	205	the	the	DT
cord-354029-mp5r82g4	580	206	parainfluenza	parainfluenza	NNP
cord-354029-mp5r82g4	580	207	virus	virus	NNP
cord-354029-mp5r82g4	580	208	fusion	fusion	NNP
cord-354029-mp5r82g4	580	209	and	and	CC
cord-354029-mp5r82g4	580	210	hemagglutinin	hemagglutinin	NN
cord-354029-mp5r82g4	580	211	-	-	HYPH
cord-354029-mp5r82g4	580	212	neuraminidase	neuraminidase	NN
cord-354029-mp5r82g4	580	213	glycoproteins	glycoprotein	NNS
cord-354029-mp5r82g4	580	214	on	on	IN
cord-354029-mp5r82g4	580	215	cell	cell	NN
cord-354029-mp5r82g4	580	216	surfaces	surface	NNS
cord-354029-mp5r82g4	580	217	Interaction	Interaction	NNP
cord-354029-mp5r82g4	580	218	of	of	IN
cord-354029-mp5r82g4	580	219	peptides	peptide	NNS
cord-354029-mp5r82g4	580	220	with	with	IN
cord-354029-mp5r82g4	580	221	sequences	sequence	NNS
cord-354029-mp5r82g4	580	222	from	from	IN
cord-354029-mp5r82g4	580	223	the	the	DT
cord-354029-mp5r82g4	580	224	Newcastle	Newcastle	NNP
cord-354029-mp5r82g4	580	225	disease	disease	NN
cord-354029-mp5r82g4	580	226	virus	virus	NN
cord-354029-mp5r82g4	580	227	fusion	fusion	NN
cord-354029-mp5r82g4	580	228	protein	protein	NNP
cord-354029-mp5r82g4	580	229	heptad	heptad	NNP
cord-354029-mp5r82g4	580	230	repeat	repeat	NN
cord-354029-mp5r82g4	580	231	regions	region	NNS
cord-354029-mp5r82g4	580	232	Fusion	Fusion	NNP
cord-354029-mp5r82g4	580	233	of	of	IN
cord-354029-mp5r82g4	580	234	bovine	bovine	JJ
cord-354029-mp5r82g4	580	235	leukemia	leukemia	NN
cord-354029-mp5r82g4	580	236	virus	virus	NN
cord-354029-mp5r82g4	580	237	with	with	IN
cord-354029-mp5r82g4	580	238	target	target	NN
cord-354029-mp5r82g4	580	239	cells	cell	NNS
cord-354029-mp5r82g4	580	240	monitored	monitor	VBN
cord-354029-mp5r82g4	580	241	by	by	IN
cord-354029-mp5r82g4	580	242	R18	R18	NNP
cord-354029-mp5r82g4	580	243	fluorescence	fluorescence	NN
cord-354029-mp5r82g4	580	244	and	and	CC
cord-354029-mp5r82g4	580	245	PCR	PCR	NNP
cord-354029-mp5r82g4	580	246	assays	assay	NNS
cord-354029-mp5r82g4	581	1	Proper	proper	JJ
cord-354029-mp5r82g4	581	2	spacing	spacing	NN
cord-354029-mp5r82g4	581	3	between	between	IN
cord-354029-mp5r82g4	581	4	heptad	heptad	NN
cord-354029-mp5r82g4	581	5	repeat	repeat	NN
cord-354029-mp5r82g4	581	6	B	b	NN
cord-354029-mp5r82g4	581	7	and	and	CC
cord-354029-mp5r82g4	581	8	the	the	DT
cord-354029-mp5r82g4	581	9	transmembrane	transmembrane	NNP
cord-354029-mp5r82g4	581	10	domain	domain	NN
cord-354029-mp5r82g4	581	11	boundary	boundary	NN
cord-354029-mp5r82g4	581	12	of	of	IN
cord-354029-mp5r82g4	581	13	the	the	DT
cord-354029-mp5r82g4	581	14	paramyxovirus	paramyxovirus	NNP
cord-354029-mp5r82g4	581	15	SV5	SV5	NNP
cord-354029-mp5r82g4	581	16	F	F	NNP
cord-354029-mp5r82g4	581	17	protein	protein	NN
cord-354029-mp5r82g4	581	18	is	be	VBZ
cord-354029-mp5r82g4	581	19	critical	critical	JJ
cord-354029-mp5r82g4	581	20	for	for	IN
cord-354029-mp5r82g4	581	21	biological	biological	JJ
cord-354029-mp5r82g4	581	22	activity	activity	NN
cord-354029-mp5r82g4	582	1	Acknowledgements	acknowledgement	NNS
cord-354029-mp5r82g4	582	2	Work	work	VBP
cord-354029-mp5r82g4	582	3	in	in	IN
cord-354029-mp5r82g4	582	4	the	the	DT
cord-354029-mp5r82g4	582	5	authors	author	NNS
cord-354029-mp5r82g4	582	6	laboratory	laboratory	NN
cord-354029-mp5r82g4	582	7	was	be	VBD
cord-354029-mp5r82g4	582	8	supported	support	VBN
cord-354029-mp5r82g4	582	9	by	by	IN
cord-354029-mp5r82g4	582	10	the	the	DT
cord-354029-mp5r82g4	582	11	NIH	NIH	NNP
cord-354029-mp5r82g4	582	12	(	(	-LRB-
cord-354029-mp5r82g4	582	13	AI22470	ai22470	NN
cord-354029-mp5r82g4	582	14	)	)	-RRB-
cord-354029-mp5r82g4	582	15	.	.	.
cord-354029-mp5r82g4	583	1	We	-PRON-	PRP
cord-354029-mp5r82g4	583	2	thank	thank	VBP
cord-354029-mp5r82g4	583	3	Dr.	Dr.	NNP
cord-354029-mp5r82g4	583	4	Margaret	Margaret	NNP
cord-354029-mp5r82g4	583	5	Kielian	Kielian	NNP
cord-354029-mp5r82g4	583	6	for	for	IN
cord-354029-mp5r82g4	583	7	helpful	helpful	JJ
cord-354029-mp5r82g4	583	8	comments	comment	NNS
cord-354029-mp5r82g4	583	9	on	on	IN
cord-354029-mp5r82g4	583	10	the	the	DT
cord-354029-mp5r82g4	583	11	manuscript	manuscript	NN
cord-354029-mp5r82g4	583	12	.	.	.
cord-354029-mp5r82g4	584	1	Abrahamyan	Abrahamyan	NNP
cord-354029-mp5r82g4	584	2	LG	LG	NNP
cord-354029-mp5r82g4	584	3	,	,	,
cord-354029-mp5r82g4	584	4	Markosyan	Markosyan	NNP
cord-354029-mp5r82g4	584	5	RM	RM	NNP
cord-354029-mp5r82g4	584	6	,	,	,
cord-354029-mp5r82g4	584	7	Moore	Moore	NNP
cord-354029-mp5r82g4	584	8	JP	JP	NNP
cord-354029-mp5r82g4	584	9	,	,	,
cord-354029-mp5r82g4	584	10	Cohen	Cohen	NNP
cord-354029-mp5r82g4	584	11	FS	FS	NNP
cord-354029-mp5r82g4	584	12	,	,	,
cord-354029-mp5r82g4	584	13	and	and	CC
cord-354029-mp5r82g4	584	14	Melikyan	Melikyan	NNP
cord-354029-mp5r82g4	584	15	GB	GB	NNP
cord-354029-mp5r82g4	584	16	(	(	-LRB-
cord-354029-mp5r82g4	584	17	2003	2003	CD
cord-354029-mp5r82g4	584	18	)	)	-RRB-
cord-354029-mp5r82g4	585	1	Human	human	JJ
cord-354029-mp5r82g4	585	2	immunodeficiency	immunodeficiency	NN
cord-354029-mp5r82g4	585	3	virus	virus	NN
cord-354029-mp5r82g4	585	4	type	type	NN
cord-354029-mp5r82g4	585	5	1	1	CD
cord-354029-mp5r82g4	585	6	Env	Env	NNP
cord-354029-mp5r82g4	585	7	with	with	IN
cord-354029-mp5r82g4	585	8	an	an	DT
cord-354029-mp5r82g4	585	9	intersubunit	intersubunit	JJ
cord-354029-mp5r82g4	585	10	disulfide	disulfide	NN
cord-354029-mp5r82g4	585	11	bond	bond	NN
cord-354029-mp5r82g4	585	12	engages	engage	VBZ
cord-354029-mp5r82g4	585	13	coreceptors	coreceptor	NNS
cord-354029-mp5r82g4	585	14	but	but	CC
cord-354029-mp5r82g4	585	15	requires	require	VBZ
cord-354029-mp5r82g4	585	16	bond	bond	NN
cord-354029-mp5r82g4	585	17	reduction	reduction	NN
cord-354029-mp5r82g4	585	18	after	after	IN
cord-354029-mp5r82g4	585	19	engagement	engagement	NN
cord-354029-mp5r82g4	585	20	to	to	TO
cord-354029-mp5r82g4	585	21	induce	induce	VB
cord-354029-mp5r82g4	585	22	fusion	fusion	NN
cord-354029-mp5r82g4	585	23	.	.	.
cord-354029-mp5r82g4	586	1	J	J	NNP
cord-354029-mp5r82g4	586	2	Virol	Virol	NNP
cord-354029-mp5r82g4	586	3	77:5829	77:5829	CD
cord-354029-mp5r82g4	586	4	-	-	SYM
cord-354029-mp5r82g4	586	5	36	36	CD
cord-354029-mp5r82g4	587	1	Aguilar	Aguilar	NNP
cord-354029-mp5r82g4	587	2	HC	HC	NNP
cord-354029-mp5r82g4	587	3	,	,	,
cord-354029-mp5r82g4	587	4	Anderson	Anderson	NNP
cord-354029-mp5r82g4	587	5	WF	WF	NNP
cord-354029-mp5r82g4	587	6	,	,	,
cord-354029-mp5r82g4	587	7	and	and	CC
cord-354029-mp5r82g4	587	8	Cannon	Cannon	NNP
cord-354029-mp5r82g4	587	9	PM	PM	NNP
cord-354029-mp5r82g4	587	10	(	(	-LRB-
cord-354029-mp5r82g4	587	11	2003	2003	CD
cord-354029-mp5r82g4	587	12	)	)	-RRB-
cord-354029-mp5r82g4	587	13	 	 	_SP