6W1X | pdb_00006w1x

Cryo-EM structure of anti-CRISPR AcrIF9, bound to the type I-F crRNA-guided CRISPR surveillance complex

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
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)
J [auth L]	SCOP2B Superfamily	CRISPR-associated proteins	8052171	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)
J [auth L]	Cas_Csy4_C	e6w1xL1	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)
J [auth L]	Cas_Csy4_N	e6w1xL2	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)
H	UNK_F_TYPE	e6w1xH1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
G	UNK_F_TYPE	e6w1xG1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
F	UNK_F_TYPE	e6w1xF1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
E	UNK_F_TYPE	e6w1xE1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
D	UNK_F_TYPE	e6w1xD1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
C	UNK_F_TYPE	e6w1xC1	A: a+b two layers	X: Alpha-beta plaits	H: Cas7-related	T: CRISPR-associated protein Cas7f/Csy3	F: UNK_F_TYPE	ECOD (1.6)
B	UNK_F_TYPE	e6w1xB1	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)
A	UNK_F_TYPE	e6w1xA1	A: a+b complex topology	X: Cas8-like	H: Cas8f/Csy1 (From Topology)	T: Cas8f/Csy1	F: UNK_F_TYPE	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
J [auth L]	PF09618	CRISPR-associated protein (Cas_Csy4) (Cas_Csy4)	CRISPR-associated protein (Cas_Csy4)	-	Family
C, D, E, F, G C, D, E, F, G, H	PF09615	CRISPR-associated protein (Cas_Csy3) (Cas_Csy3)	CRISPR-associated protein (Cas_Csy3)	-	Family
B	PF09614	CRISPR-associated protein (Cas_Csy2) (Cas_Csy2)	CRISPR-associated protein (Cas_Csy2)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
K [auth I], L [auth J]	anti-CRISPR AcrIF9	-	-	-
J [auth L]	CRISPR-associated endonuclease Cas6/Csy4	endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid catalytic activity RNA binding binding nucleic acid 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	-
I [auth M]	RNA (60-MER)	-	-	-
C, D, E, F, G C, D, E, F, G, H	CRISPR-associated protein Csy3	-	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	-
B	Type I-F CRISPR-associated protein Csy2	-	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	-
A	CRISPR-associated protein Csy1	-	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	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
J [auth L]	IPR013396	CRISPR-associated endoribonuclease Cas6/Csy4, subtype I-F/YPEST	Family
J [auth L]	IPR042564	CRISPR-associated endoribonuclease Cas6/Csy4, subtype I-F/YPEST superfamily	Homologous Superfamily
C, D, E, F, G C, D, E, F, G, H	IPR013399	Type I-F CRISPR-associated protein Csy3	Family
B	IPR013398	Type I-F CRISPR-associated protein Csy2	Family
A	IPR013397	Type I-F CRISPR-associated protein Csy1	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.