PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c2c99A_

Fold library id	PDB Header	Molecule	Title
c2c99A_	PDB header: transcription regulation	Chain: A: PDB Molecule: psp operon transcriptional activator;	PDBTitle: structural basis of the nucleotide driven conformational2 changes in the aaa domain of transcription activator pspf

Links to external resources
Added to library: Tue Mar 16 13:57:00 2010

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . . . . . . 220 . . . . . . . . . 230 . . . . . . . . . 240 . . .

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

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)
S S S
B
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	L	L	G	E	A	N	S	F	L	E	V	L	E	Q	V	S	H	L	A	P	L	D	K	P	V	L	I	I	G	E	R	G	T	G	K	E	L	I	A	S	R	L	H	Y	L	S	S	R	W	Q	G	P	F	I	S	L	N	C	A	A	L	N	E	N	L	L	D	S	E	L
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)																			T	T	S		S								T	T	S	S											T	S	T	T	T	T	S							G	G	G	S
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	F	G	H	E	A	K	R	H	P	G	R	F	E	R	A	D	G	G	T	L	F	L	D	E	L	A	T	A	P	M	M	V	Q	E	K	L	L	R	V	I	E	Y	G	E	L	E	R	V	G	G	S	Q	P	L	Q	V	N	V	R	L	V	C	A	T	N	A	D	L	P	A
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)			B					B							T	T	T	S						S	G	G	G	S															S						S	S	S														S	S
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	M	V	N	E	G	T	F	R	A	D	L	L	D	R	L	A	F	D	V	V	Q	L	P	P	L	R	E	R	E	S	D	I	M	L	M	A	E	Y	F	A	I	Q	M	C	R	E	I	K	L	P	L	F	P	G	F	T	E	R	A	R	E	T	L	L	N	Y	R	W	P	G
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)					T	S	S										S								G	G	G	S																			T	T		S	S				B											S			T	T
	.	.	.	.	.	.	.	.	.	220	.	.	.	.	.	.	.	.	.	230	.	.	.	.	.	.	.	.	.	240	.	.	.
Sequence	N	I	R	E	L	K	N	V	V	E	R	S	V	Y	R	H	G	T	S	D	Y	P	L	D	D	I	I	I	D	P	F	K	R
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)																			S	S	S		B					S		T	T	T