PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c2qc1B_

Fold library id	PDB Header	Molecule	Title
c2qc1B_	PDB header: protein binding	Chain: B: PDB Molecule: acetylcholine receptor subunit alpha;	PDBTitle: crystal structure of the extracellular domain of the2 nicotinic acetylcholine receptor 1 subunit bound to alpha-3 bungarotoxin at 1.9 a resolution

Links to external resources
Added to library: Tue Mar 16 13:57:55 2010

1 . . . . . . . . 10 . . . . . . . . . 20 . . . . . . . . . 30 . . . . . . . . . 40 . . . . . . . . . 50 . . . . . . . . . 60 . . . . . . . . . 70

Sequence K S E H E T R L E A K L F E D Y S S V V R P V E D H R E I V Q V T V G L Q L I Q L I N V D E V N Q I V T T N V R L K Q Q W V D Y N L K W N P

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) -
T T
S S S
S
S S T T S
T T T T
T T
G

. . . . . . . . . 80 . . . . . . . . . 90 . . . . . . . . . 100 . . . . . . . . . 110 . . . . . . . . . 120 . . . . . . . . . 130 . . . . . . . . . 140

Sequence D D Y G G V K K I H I P S E K I W R P D V V L Y N N A D G D F A I V K F T K V L L D Y T G H I T W T P P A I F K S Y C E I I V T H F P F D E

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) G G G T T
G G G S
B T T T S S
T T
S S S S

. . . . . . . . . 150 . . . . . . . . . 160 . . . . . . . . . 170 . . . . . . . . . 180 . . . . . . . . . 190 . . . . . . . . . 200 . . . . . . . . . 210

Sequence Q N C S M K L G T R T Y D G S A V A I N P E S D Q P D L S N F M E S G E W V I K E A R G W K H W V F Y S C C P T T P Y L D I T Y H F V M Q R

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) S S
T T T S
S S
B
T T
S S
T T
S S

. .

Sequence L P

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)

Download: PDB structure FASTA sequence
Hidden Markov model

Image coloured by rainbow N → C terminus

Interactive 3D view in JSmol

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Accessibility Statement

Please cite: Phyre2.2: A Community Resource for Template-based Protein Structure Prediction

Powell HR et al. Journal of Molecular Biology (2025) in press DOI: https://doi.org/10.1016/j.jmb.2025.168960

© Structural Bioinformatics Group, Imperial College, London

Michael Sternberg

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	1	.	.	.	.	.	.	.	.	10	.	.	.	.	.	.	.	.	.	20	.	.	.	.	.	.	.	.	.	30	.	.	.	.	.	.	.	.	.	40	.	.	.	.	.	.	.	.	.	50	.	.	.	.	.	.	.	.	.	60	.	.	.	.	.	.	.	.	.	70
Sequence	K	S	E	H	E	T	R	L	E	A	K	L	F	E	D	Y	S	S	V	V	R	P	V	E	D	H	R	E	I	V	Q	V	T	V	G	L	Q	L	I	Q	L	I	N	V	D	E	V	N	Q	I	V	T	T	N	V	R	L	K	Q	Q	W	V	D	Y	N	L	K	W	N	P
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	-													T	T			S	S	S		S		S	S	T	T	S																		T	T	T	T															T	T					G
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	D	D	Y	G	G	V	K	K	I	H	I	P	S	E	K	I	W	R	P	D	V	V	L	Y	N	N	A	D	G	D	F	A	I	V	K	F	T	K	V	L	L	D	Y	T	G	H	I	T	W	T	P	P	A	I	F	K	S	Y	C	E	I	I	V	T	H	F	P	F	D	E
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	G	G	G	T	T								G	G	G	S										B	T	T	T	S	S												T	T																				S	S	S	S
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	Q	N	C	S	M	K	L	G	T	R	T	Y	D	G	S	A	V	A	I	N	P	E	S	D	Q	P	D	L	S	N	F	M	E	S	G	E	W	V	I	K	E	A	R	G	W	K	H	W	V	F	Y	S	C	C	P	T	T	P	Y	L	D	I	T	Y	H	F	V	M	Q	R
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)										S	S			T	T	T						S		S	S		B		T	T					S	S																T	T		S	S
	.	.
Sequence	L	P
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)