PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c3dbiA_

Fold library id	PDB Header	Molecule	Title
c3dbiA_	PDB header: transcription regulator	Chain: A: PDB Molecule: sugar-binding transcriptional regulator, laci	PDBTitle: crystal structure of sugar-binding transcriptional regulator2 (laci family) from escherichia coli complexed with3 phosphate

Links to external resources
Added to library: Tue Mar 16 12:37:41 2010

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . . . . . . 220 . . . . . . . . . 230 . . . . . . . . . 240 . . . . . . . . . 250 . . . . . . . . . 260 . . . . . . . . . 270 . . . . . . . .

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

Predicted secondary structure

SS confidence

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

Download: PDB structure FASTA sequence
Hidden Markov model

Image coloured by rainbow N → C terminus

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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

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Michael Sternberg

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	1	.	.	.	.	.	.	.	.	10	.	.	.	.	.	.	.	.	.	20	.	.	.	.	.	.	.	.	.	30	.	.	.	.	.	.	.	.	.	40	.	.	.	.	.	.	.	.	.	50	.	.	.	.	.	.	.	.	.	60	.	.	.	.	.	.	.	.	.	70
Sequence	S	T	Q	T	L	G	L	V	V	T	N	T	L	Y	H	G	I	Y	F	S	E	L	L	F	H	A	A	R	X	A	E	E	K	G	R	Q	L	L	L	A	D	G	K	H	S	A	E	E	E	R	Q	A	I	Q	Y	L	L	D	L	R	C	D	A	I	X	I	Y	P	R	F
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)			S								T	T	T	T	S	T	T																T	T									T	T	S														T	T		S							S	S
	.	.	.	.	.	.	.	.	.	80	.	.	.	.	.	.	.	.	.	90	.	.	.	.	.	.	.	.	.	100	.	.	.	.	.	.	.	.	.	110	.	.	.	.	.	.	.	.	.	120	.	.	.	.	.	.	.	.	.	130	.	.	.	.	.	.	.	.	.	140
Sequence	L	S	V	D	E	I	D	D	I	I	D	A	H	S	Q	P	I	X	V	L	N	R	R	L	R	K	N	S	S	H	S	V	W	C	D	H	K	Q	T	S	F	N	A	V	A	E	L	I	N	A	G	H	Q	E	I	A	F	L	T	G	S	X	D	S	P	T	S	I	E	R
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	S													S	S						S	S			S	S	S	G	G	G				B																T	T			S								T	T
	.	.	.	.	.	.	.	.	.	150	.	.	.	.	.	.	.	.	.	160	.	.	.	.	.	.	.	.	.	170	.	.	.	.	.	.	.	.	.	180	.	.	.	.	.	.	.	.	.	190	.	.	.	.	.	.	.	.	.	200	.	.	.	.	.	.	.	.	.	210
Sequence	L	A	G	Y	K	D	A	L	A	Q	H	G	I	A	L	N	E	K	L	I	A	N	G	K	W	T	P	A	S	G	A	E	G	V	E	X	L	L	E	R	G	A	K	F	S	A	L	V	A	S	N	D	D	X	A	I	G	A	X	K	A	L	H	E	R	G	V	A	V	P
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)											T	T					G	G	G						S	S														T	T				S					S	S														T	T			T	T
	.	.	.	.	.	.	.	.	.	220	.	.	.	.	.	.	.	.	.	230	.	.	.	.	.	.	.	.	.	240	.	.	.	.	.	.	.	.	.	250	.	.	.	.	.	.	.	.	.	260	.	.	.	.	.	.	.	.	.	270	.	.	.	.	.	.	.	.
Sequence	E	Q	V	S	V	I	G	F	D	D	I	A	I	A	P	Y	T	V	P	A	L	S	S	V	K	I	P	V	T	E	X	I	Q	E	I	I	G	R	L	I	F	X	L	D	G	G	D	F	S	P	P	K	T	F	S	G	K	L	I	R	R	D	S	L	I	A	P	S
Predicted secondary structure
SS confidence
Known secondary structure (DSSP)	T	T							S			T	T	G	G	G	S	S	S																																			B								T	T