PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c1bxtA_

Fold library id	PDB Header	Molecule	Title
c1bxtA_	PDB header: immune system	Chain: A: PDB Molecule: protein (streptococcal superantigen);	PDBTitle: streptococcal superantigen (ssa) from streptococcus pyogenes

Links to external resources
Added to library: Tue Mar 16 13:54:06 2010

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . . . . . . 220 . .

Sequence S A I A I E V H L T K K

Predicted secondary structure

SS confidence

Known secondary structure (DSSP) T S

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	S	S	Q	P	D	P	T	P	E	Q	L	N	K	S	S	Q	F	T	G	V	M	G	N	L	R	C	L	Y	D	N	H	F	V	E	G	T	N	V	R	S	T	G	Q	L	L	Q	H	D	L	I	F	P	I	K	D	L	K	L	K	N	Y	D	S	V	K	T	E	F	N	S
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)								G	G	G	S			G	G	G	B		S		T					T	T	T	S	S												B		S	S	T	T									T	T	T				S							S	S
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	K	D	L	A	T	K	Y	K	N	K	D	V	D	I	F	G	S	N	Y	Y	Y	N	C	K	T	C	M	Y	G	G	V	T	E	H	H	R	N	Q	I	E	G	K	F	P	N	I	T	V	K	V	Y	E	D	N	E	N	I	L	S	F	D	I	T	T	N	K	K	Q	V	T
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)								T	T	S									B		T	T													T	T		B			S	S											T	T											S	B	S
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	V	Q	E	L	D	C	K	T	R	K	I	L	V	S	R	K	N	L	Y	E	F	N	N	S	P	Y	E	T	G	Y	I	K	F	I	E	S	S	G	D	S	F	W	Y	D	M	M	P	A	P	G	A	I	F	D	Q	S	K	Y	L	M	L	Y	N	D	N	K	T	V	S	S
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)																		S	S		S	S			S											T	T	S								S			S	B	S								G	G	G	G	T	T						T
	.	.	.	.	.	.	.	.	.	220	.	.
Sequence	S	A	I	A	I	E	V	H	L	T	K	K
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	T	S