PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c4q1jA_

Fold library id	PDB Header	Molecule	Title
c4q1jA_	PDB header: lyase	Chain: A: PDB Molecule: polyketide biosynthesis enoyl-coa isomerase pksi;	PDBTitle: structure and mechanism of a dehydratase/decarboxylase enzyme couple2 involved in polyketide beta-branching

Links to external resources
Added to library: Sat May 9 08:37:41 2015

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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