PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c4j7cA_

Fold library id	PDB Header	Molecule	Title
c4j7cA_	PDB header: transport protein	Chain: A: PDB Molecule: ktr system potassium uptake protein a;	PDBTitle: ktrab potassium transporter from bacillus subtilis

Links to external resources
Added to library: Sat Apr 20 08:35:16 2013

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . . .

Sequence F E N E G M

Predicted secondary structure

SS confidence

Known secondary structure (DSSP)

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