Annotations: 8PK1

Cas1-Cas2 CRISPR integrase bound to prespacer DNA, Streptococcus thermophilus DGCC 7710 CRISPR3 system

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
F	SCOP2B Superfamily	CRISPR associated protein Cas1	8093960	3002164	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	CRISPR associated protein Cas1	8093960	3002164	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	CRISPR associated protein Cas1	8093960	3002164	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	CRISPR associated protein Cas1	8093960	3002164	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)
F	DNA_topoisoIV	e8pk1F1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
E	DNA_topoisoIV	e8pk1E1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
C	DNA_topoisoIV	e8pk1C1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
B	DNA_topoisoIV	e8pk1B1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
D	DNA_topoisoIV	e8pk1D1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)
A	DNA_topoisoIV	e8pk1A1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DNA_topoisoIV	ECOD (v294.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
H, J [auth K]	Chains: H,K	-	-	-
G, I [auth J]	Chains: G,J	-	-	-
B, C, E, F	CRISPR-associated endonuclease Cas1	DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity DNA binding binding nucleic acid binding hydrolase activity cation binding ion binding metal ion binding DNA endonuclease activity endonuclease activity catalytic activity, acting on DNA nuclease activity catalytic activity, acting on a nucleic acid catalytic activity DNA nuclease activity DNA binding binding nucleic acid binding hydrolase activity cation binding ion binding metal ion binding small molecule binding	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 maintenance of CRISPR repeat elements chromosome organization primary metabolic process DNA metabolic process 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 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	-
A, D	CRISPR-associated endoribonuclease Cas2	endonuclease activity nuclease activity catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity catalytic activity hydrolase activity cation binding ion binding binding metal ion binding small molecule binding	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 maintenance of CRISPR repeat elements chromosome organization primary metabolic process DNA metabolic process 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 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	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C, E, F	IPR002729	CRISPR-associated protein Cas1	Family
B, C, E, F	IPR019855	CRISPR-associated protein Cas1, NMENI subtype	Family
B, C, E, F	IPR042206	CRISPR-associated endonuclease Cas1, C-terminal domain	Homologous Superfamily
B, C, E, F	IPR050646	CRISPR-associated endonuclease Cas1	Family
A, D	IPR019199	Virulence-associated protein D / CRISPR associated protein Cas2	Family
A, D	IPR021127	CRISPR-associated endonuclease Cas2	Family

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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.

8PK1 | pdb_00008pk1

Cas1-Cas2 CRISPR integrase bound to prespacer DNA, Streptococcus thermophilus DGCC 7710 CRISPR3 system

External Resource: Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage