PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c4fe2B_

Fold library id	PDB Header	Molecule	Title
c4fe2B_	PDB header: ligase	Chain: B: PDB Molecule: phosphoribosylaminoimidazole-succinocarboxamide synthase;	PDBTitle: x-ray structure of saicar synthetase (purc) from streptococcus2 pneumoniae complexed with air, adp, asp and mg2+

Links to external resources
Added to library: Sat Jun 8 09:07:42 2013

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . . . . . . 220 . . . . . . . . . 230 . . . . .

Sequence D V F R R G L G E L T D V Y E I V W E K L Q E L K

Predicted secondary structure

SS confidence

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

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	M	S	K	Q	L	I	Y	S	G	K	A	K	D	I	Y	T	T	E	D	E	N	L	I	I	S	T	Y	K	D	Q	A	T	A	F	N	G	V	K	K	E	Q	I	A	G	K	G	V	L	N	N	Q	I	S	S	F	I	F	E	K	L	N	V	A	G	V	A	T	H	F	V
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)										S	S							S	S	T	T								S					T	T	T	T	S					T	T																			T	T			B	S
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	E	K	L	S	D	T	E	Q	L	N	K	K	V	K	I	I	P	L	E	V	V	L	R	N	Y	T	A	G	S	F	S	K	R	F	G	V	D	E	G	I	A	L	E	T	P	I	V	E	F	Y	Y	K	N	D	D	L	D	D	P	F	I	N	D	E	H	V	K	F	L	Q
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)				S	S	S											S																	T	T			T	T															G	G	G	T												T	T
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	I	A	G	D	Q	Q	I	A	Y	L	K	E	E	T	R	R	I	N	E	L	L	K	V	W	F	A	E	I	G	L	K	L	I	D	F	K	L	E	F	G	F	D	K	D	G	K	I	I	L	A	D	E	F	S	P	D	N	C	R	L	W	D	A	D	G	N	H	M	D	K
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	S																											T	T														T	T	S						S			S	T	T	S						T	T			B		S	T
	.	.	.	.	.	.	.	.	.	220	.	.	.	.	.	.	.	.	.	230	.	.	.	.	.
Sequence	D	V	F	R	R	G	L	G	E	L	T	D	V	Y	E	I	V	W	E	K	L	Q	E	L	K
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)					T	T		S														T	T	T