Annotations: 8XJR

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Nucleotide cyclase/DNA polymerase palm domain-like	8037492	3001272	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nucleotide cyclase/DNA polymerase palm domain-like	8037492	3001272	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ribonuclease H-like	8044539	3000143	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF09281	Taq polymerase, exonuclease (Taq-exonuc)	Taq polymerase, exonuclease	Members of this family are found in prokaryotic Taq DNA polymerase, where they assume a ribonuclease H-like motif. The domain confers 5'-3' exonuclease activity to the polymerase [1].	Domain
A	PF00476	DNA polymerase family A (DNA_pol_A)	DNA polymerase family A	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	DNA polymerase I, thermostable	catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups DNA binding binding organic cyclic compound binding nucleic acid binding nucleoside binding heterocyclic compound binding catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups DNA binding binding organic cyclic compound binding nucleic acid binding nucleoside binding heterocyclic compound binding carbohydrate derivative binding small molecule binding nuclease activity hydrolase activity, acting on ester bonds 5'-3' exonuclease activity hydrolase activity exonuclease activity	nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular response to stimulus double-strand break repair response to stimulus cellular response to stress DNA damage response nucleobase-containing compound metabolic process DNA-templated DNA replication DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular response to stimulus double-strand break repair response to stimulus cellular response to stress DNA damage response response to stress DNA repair	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A	IPR002421	5'-3' exonuclease	Domain
A	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A	IPR020045	DNA polymerase I-like, H3TH domain	Domain
A	IPR015361	Taq polymerase, thermostable, exonuclease region	Domain
A	IPR001098	DNA-directed DNA polymerase, family A, palm domain	Domain
A	IPR029060	PIN-like domain superfamily	Homologous Superfamily
A	IPR036279	5'-3' exonuclease, C-terminal domain superfamily	Homologous Superfamily
A	IPR008918	Helix-hairpin-helix motif, class 2	Conserved Site
A	IPR002298	DNA polymerase A	Family
A	IPR020046	5'-3' exonuclease, alpha-helical arch, N-terminal	Domain
A	IPR019760	DNA-directed DNA polymerase, family A, conserved site	Conserved Site
A	IPR018320	DNA polymerase 1	Family
A	IPR003583	Helix-hairpin-helix DNA-binding motif, class 1	Domain
A	IPR012337	Ribonuclease H-like 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 R01GM157729.