Annotations: 2D0B

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Ribonuclease H-like	8052573	4000541	SCOP2 (2022-06-29)
A	SCOP2 Family	RNase HIII associated domain	8047068	4005429	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ribonuclease H-like	8052576	3000143	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TT1751-like	8052570	3001862	SCOP2 (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	DUF3378	e2d0bA2	A: a+b two layers	X: TBP-like	H: TATA-box binding protein-like (From Topology)	T: TATA-box binding protein-like	F: DUF3378	ECOD (1.6)
A	RNase_HII	e2d0bA1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: RNase_HII	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.310.10	Alpha Beta	2-Layer Sandwich	TATA-Binding Protein	TATA-Binding Protein	CATH (4.3.0)
A	3.30.420.10	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01351	Ribonuclease HII (RNase_HII)	Ribonuclease HII	-	Family
A	PF11858	Domain of unknown function (DUF3378) (DUF3378)	Domain of unknown function (DUF3378)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ribonuclease HIII	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA RNA-DNA hybrid ribonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity nuclease activity cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA RNA-DNA hybrid ribonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters catalytic activity RNA binding organic cyclic compound binding nucleic acid binding	catabolic process RNA metabolic process primary metabolic process nucleic acid metabolic process macromolecule catabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process nucleic acid catabolic process metabolic process macromolecule metabolic process organic substance catabolic process catabolic process RNA metabolic process primary metabolic process nucleic acid metabolic process macromolecule catabolic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process nucleic acid catabolic process metabolic process macromolecule metabolic process organic substance catabolic process RNA catabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR024568	Ribonuclease HIII, N-terminal	Domain
A	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A	IPR000595	Cyclic nucleotide-binding domain	Domain
A	IPR004641	Ribonuclease HIII	Family
A	IPR024567	Ribonuclease HII/HIII domain	Domain
A	IPR001352	Ribonuclease HII/HIII	Family
A	IPR012295	TBP domain superfamily	Homologous Superfamily
A	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.