PHYRE Protein Fold Recognition Server

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Protein Homology/analogY Recognition Engine V 2.2

Fold library entry viewer: c4onbA_

Fold library id	PDB Header	Molecule	Title
c4onbA_	PDB header: hydrolase	Chain: A: PDB Molecule: crispr-associated exonuclease, cas4 family;	PDBTitle: crystal structure of crispr-associated exonuclease (cas4 family) from2 pyrobaculum calidifontis jcm 11548

Links to external resources
Added to library: Sat May 3 08:12:52 2014

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

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

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

Predicted secondary structure

SS confidence

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

. . . . .

Sequence I C K N L

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