8IT1

Cryo-EM structure of Crt-SPARTA-gRNA-tDNA tetramer (NADase active form)

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e8it1A2	A: a/b three-layered sandwiches	X: Middle domain in Argonaute homologs (From Topology)	H: Middle domain in Argonaute homologs (From Topology)	T: Middle domain in Argonaute homologs	F: F_UNCLASSIFIED	ECOD (1.6)
A	F_UNCLASSIFIED	e8it1A1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: F_UNCLASSIFIED	ECOD (1.6)
C [auth E]	F_UNCLASSIFIED	e8it1E2	A: a/b three-layered sandwiches	X: Middle domain in Argonaute homologs (From Topology)	H: Middle domain in Argonaute homologs (From Topology)	T: Middle domain in Argonaute homologs	F: F_UNCLASSIFIED	ECOD (1.6)
C [auth E]	F_UNCLASSIFIED	e8it1E1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: F_UNCLASSIFIED	ECOD (1.6)
E [auth I]	F_UNCLASSIFIED	e8it1I2	A: a/b three-layered sandwiches	X: Middle domain in Argonaute homologs (From Topology)	H: Middle domain in Argonaute homologs (From Topology)	T: Middle domain in Argonaute homologs	F: F_UNCLASSIFIED	ECOD (1.6)
E [auth I]	F_UNCLASSIFIED	e8it1I1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: F_UNCLASSIFIED	ECOD (1.6)
G [auth M]	F_UNCLASSIFIED	e8it1M2	A: a/b three-layered sandwiches	X: Middle domain in Argonaute homologs (From Topology)	H: Middle domain in Argonaute homologs (From Topology)	T: Middle domain in Argonaute homologs	F: F_UNCLASSIFIED	ECOD (1.6)
G [auth M]	F_UNCLASSIFIED	e8it1M1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: F_UNCLASSIFIED	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D [auth F], F [auth J], H [auth N]	PF13676	TIR domain (TIR_2)	TIR domain	This is a family of Toll-like receptors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C [auth E], E [auth I], G [auth M]	Piwi domain-containing protein	binding organic cyclic compound binding nucleic acid binding	-	-
B, D [auth F], F [auth J], H [auth N]	TIR domain-containing protein	-	cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cellular process signal transduction cell communication	-
I [auth K], K [auth O], M [auth C], O [auth G]	DNA (45-mer)	-	-	-
J [auth L], L [auth P], N [auth D], P [auth H]	RNA (5'-R(PUPGPAPGPGPUPAPGPUPAPGPGPUPUPGPUPAPUPAPGP*U)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth E], E [auth I], G [auth M]	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A, C [auth E], E [auth I], G [auth M]	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
B, D [auth F], F [auth J], H [auth N]	IPR000157	Toll/interleukin-1 receptor homology (TIR) domain	Domain
B, D [auth F], F [auth J], H [auth N]	IPR035897	Toll/interleukin-1 receptor homology (TIR) domain superfamily	Homologous Superfamily

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.