Annotations: 4F4K

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	8042337	3001272	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ribonuclease H-like	8042336	3000143	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nucleotide cyclase/DNA polymerase palm domain-like	8042337	3001272	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	Nucleotide cyclase/DNA polymerase palm domain-like	8042337	3001272	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	Nucleotide cyclase/DNA polymerase palm domain-like	8042337	3001272	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	Ribonuclease H-like	8042336	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)
A	PF00476	e4f4kA1	A: alpha arrays	X: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	H: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	T: helical bundle in Bacillus stearothermophilus-like DNA polymerase I	F: PF00476	ECOD (1.6)
A	PF00476	e4f4kA2	A: alpha bundles	X: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	H: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: PF00476	ECOD (1.6)
A	PF00476	e4f4kA3	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: PF00476	ECOD (1.6)
A	PF22619	e4f4kA4	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: PF22619	ECOD (1.6)
B [auth D]	PF00476	e4f4kD1	A: alpha arrays	X: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	H: helical bundle in Bacillus stearothermophilus-like DNA polymerase I (From Topology)	T: helical bundle in Bacillus stearothermophilus-like DNA polymerase I	F: PF00476	ECOD (1.6)
B [auth D]	PF00476	e4f4kD2	A: alpha bundles	X: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	H: fingers domain in bacteriophage RB69-like DNA polymerase I (From Topology)	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: PF00476	ECOD (1.6)
B [auth D]	PF00476	e4f4kD3	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: PF00476	ECOD (1.6)
B [auth D]	PF22619	e4f4kD4	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: PF22619	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.420.10	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
A	1.20.1060.10	Mainly Alpha	Up-down Bundle	Taq DNA Polymerase	Chain T, domain 4	CATH (4.3.0)
A	3.30.70.370	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
A	1.10.150.20	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)
B [auth D]	3.30.420.10	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
B [auth D]	1.20.1060.10	Mainly Alpha	Up-down Bundle	Taq DNA Polymerase	Chain T, domain 4	CATH (4.3.0)
B [auth D]	3.30.70.370	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
B [auth D]	1.10.150.20	Mainly Alpha	Orthogonal Bundle	DNA polymerase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth D]	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, B [auth D]	DNA polymerase	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 nuclease activity hydrolase activity, acting on ester bonds 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 nuclease activity hydrolase activity, acting on ester bonds 3'-5' exonuclease activity hydrolase activity exonuclease activity nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding cation binding ion binding metal ion binding	cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process cellular response to stress DNA damage response response to stress metabolic process cellular process macromolecule metabolic process DNA repair DNA-templated DNA replication DNA replication	-
C [auth B], E	DNA (5'-D(CPCPTPGPAPCPTPCP*(DDG))-3')	-	-	-
D [auth C], F	DNA (5'-D(CPAPTPTPCPGPAPGPTPCPAPGP*G)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B [auth D]	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
A, B [auth D]	IPR002421	5'-3' exonuclease	Domain
A, B [auth D]	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
A, B [auth D]	IPR020045	DNA polymerase I-like, H3TH domain	Domain
A, B [auth D]	IPR001098	DNA-directed DNA polymerase, family A, palm domain	Domain
A, B [auth D]	IPR029060	PIN-like domain superfamily	Homologous Superfamily
A, B [auth D]	IPR036279	5'-3' exonuclease, C-terminal domain superfamily	Homologous Superfamily
A, B [auth D]	IPR008918	Helix-hairpin-helix motif, class 2	Conserved Site
A, B [auth D]	IPR002298	DNA polymerase A	Family
A, B [auth D]	IPR020046	5'-3' exonuclease, alpha-helical arch, N-terminal	Domain
A, B [auth D]	IPR019760	DNA-directed DNA polymerase, family A, conserved site	Conserved Site
A, B [auth D]	IPR018320	DNA polymerase 1	Family
A, B [auth D]	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
A, B [auth D]	IPR002562	3'-5' exonuclease domain	Domain

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.