Annotations: 4C8Y

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	CRISPR-associated proteins	8052195	3001554	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	CRISPR-associated proteins	8052194	3001554	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	CRISPR-associated proteins	8052194	3001554	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	CRISPR-associated proteins	8052195	3001554	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	GPW_gp25	e4c8yA2	A: a/b three-layered sandwiches	X: Suppressor of Fused, C-terminal domain	H: HTH	T: winged helix domain	F: GPW_gp25	ECOD (v294.1)
A	ALO	e4c8yA1	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: ALO	ECOD (v294.1)
B	ALO	e4c8yB2	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: ALO	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.1890	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
A	3.30.70.1900	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
B	3.30.70.1890	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
B	3.30.70.1900	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF10040	CRISPR-associated endoribonuclease Cas6 (CRISPR_Cas6)	CRISPR-associated endoribonuclease Cas6	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CRISPR-associated protein Cas6 C-terminal domain-containing protein	endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid catalytic activity hydrolase activity, acting on ester bonds hydrolase activity	biological process involved in interspecies interaction between organisms defense response to virus response to stimulus defense response response to other organism response to stress response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus	-
C	R1 REPEAT RNA SUBSTRATE MIMIC	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR045747	CRISPR-associated protein Cas6, N-terminal domain superfamily	Homologous Superfamily
A, B	IPR019267	CRISPR-associated protein Cas6, C-terminal	Domain
A, B	IPR010156	CRISPR-associated endoribonuclease Cas6	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.