Annotations: 4FZZ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth A]	SCOP2B Superfamily	Ribonuclease H-like	8098424	3000143	SCOP2B (2022-06-29)
D [auth B]	SCOP2B Superfamily	Ribonuclease H-like	8098424	3000143	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)
C [auth A]	RNase_T	e4fzzA1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: RNase_T	ECOD (1.6)
D [auth B]	RNase_T	e4fzzB1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: RNase_T	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth A]	3.30.420.10	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
D [auth B]	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
C [auth A], D [auth B]	PF00929	Exonuclease (RNase_T)	Exonuclease	This family includes a variety of exonuclease proteins, such as ribonuclease T and the epsilon subunit of DNA polymerase III.;	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth D], B [auth C]	DNA (5'-D(GPTPCPAPTPTPGPTPGPGPAPTPCPCPGPAP*G)-3')	-	-	-
C [auth A], D [auth B]	Exodeoxyribonuclease 10	binding nucleic acid binding nuclease activity hydrolase activity, acting on ester bonds 3'-5' exonuclease activity hydrolase activity exonuclease activity catalytic activity	cellular response to stimulus DNA-templated DNA replication response to stimulus DNA-templated DNA replication maintenance of fidelity DNA replication proofreading primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process DNA replication cellular response to stress DNA damage response response to stress metabolic process cellular response to stimulus DNA-templated DNA replication response to stimulus DNA-templated DNA replication maintenance of fidelity DNA replication proofreading primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process DNA replication cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair mismatch repair	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth A], D [auth B]	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
C [auth A], D [auth B]	IPR046768	Exodeoxyribonuclease X-like, C-terminal	Domain
C [auth A], D [auth B]	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
C [auth A], D [auth B]	IPR013520	Exonuclease, RNase T/DNA polymerase III	Domain

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.