Annotations: 5O6U

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Cas_Csy4_C	e5o6uB2	A: a+b two layers	X: Alpha-beta plaits	H: CRISPR transcript (pre-crRNA) processing endoribonuclease-related (From Topology)	T: CRISPR transcript (pre-crRNA) processing endoribonuclease-related	F: Cas_Csy4_C	ECOD (1.6)
B	Cas_Csy4_N	e5o6uB1	A: a+b two layers	X: Alpha-beta plaits	H: CRISPR transcript (pre-crRNA) processing endoribonuclease-related (From Topology)	T: CRISPR transcript (pre-crRNA) processing endoribonuclease-related	F: Cas_Csy4_N	ECOD (1.6)
C	UNK_F_TYPE	e5o6uC1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7/Csa2-related	F: UNK_F_TYPE	ECOD (1.6)
D	UNK_F_TYPE	e5o6uD1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7/Csa2-related	F: UNK_F_TYPE	ECOD (1.6)
E	UNK_F_TYPE	e5o6uE1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7/Csa2-related	F: UNK_F_TYPE	ECOD (1.6)
F	UNK_F_TYPE	e5o6uF1	A: alpha arrays	X: Cas5fv helical domain (From Topology)	H: Cas5fv helical domain (From Topology)	T: Cas5fv helical domain	F: UNK_F_TYPE	ECOD (1.6)
F	UNK_F_TYPE	e5o6uF2	A: a+b two layers	X: Alpha-beta plaits	H: CRISPR system Cas5 homologs (From Topology)	T: CRISPR system Cas5 homologs	F: UNK_F_TYPE	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.70.2540	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits	CRISPR-associated endoribonuclease Cas6/Csy4	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF09618	CRISPR-associated protein (Cas_Csy4) (Cas_Csy4)	CRISPR-associated protein (Cas_Csy4)	-	Family
F	PF20158	Cas5fv helical domain (Cas5fv_helical)	Cas5fv helical domain	This entry represents the Cas5fv helical domain [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	crRNA	-	-	-
B	CRISPR-associated protein, Csy4 family	endonuclease activity nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity	maintenance of CRISPR repeat elements chromosome organization primary metabolic process DNA metabolic process maintenance of DNA repeat elements nucleic acid metabolic process cellular component organization nucleobase-containing compound metabolic process organelle organization cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process	-
C, D, E	Uncharacterized protein	-	-	-
F	Uncharacterized protein	-	-	-
G [auth H]	non-target DNA	-	-	-
H [auth I]	target DNA	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR013396	CRISPR-associated endoribonuclease Cas6/Csy4, subtype I-F/YPEST	Family
B	IPR042564	CRISPR-associated endoribonuclease Cas6/Csy4, subtype I-F/YPEST superfamily	Homologous Superfamily
C, D, E	IPR049889	Type I-Fv CRISPR-associated protein Cas7fv-like	Family
F	IPR045374	Cas5fv helical domain	Domain
F	IPR047583	CRISPR-associated protein Cas5fv	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.