Annotations: 8DJQ

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F [auth D]	DNA_pol3_beta	e8djqD1	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta	ECOD (1.6)
F [auth D]	DNA_pol3_beta_2	e8djqD2	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_2	ECOD (1.6)
F [auth D]	DNA_pol3_beta_3	e8djqD3	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_3	ECOD (1.6)
E [auth C]	DNA_pol3_beta	e8djqC1	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta	ECOD (1.6)
E [auth C]	DNA_pol3_beta_2	e8djqC3	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_2	ECOD (1.6)
E [auth C]	DNA_pol3_beta_3	e8djqC2	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_3	ECOD (1.6)
B	DNA_pol3_beta	e8djqB2	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta	ECOD (1.6)
B	DNA_pol3_beta_2	e8djqB1	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_2	ECOD (1.6)
B	DNA_pol3_beta_3	e8djqB3	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_3	ECOD (1.6)
A	DNA_pol3_beta	e8djqA3	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta	ECOD (1.6)
A	DNA_pol3_beta_2	e8djqA1	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_2	ECOD (1.6)
A	DNA_pol3_beta_3	e8djqA2	A: a+b two layers	X: DNA clamp (From Topology)	H: DNA clamp (From Topology)	T: DNA clamp	F: DNA_pol3_beta_3	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, E [auth C], F [auth D]	PF02768	DNA polymerase III beta subunit, C-terminal domain (DNA_pol3_beta_3)	DNA polymerase III beta subunit, C-terminal domain	A dimer of the beta subunit of DNA polymerase beta forms a ring which encircles duplex DNA. Each monomer contains three domains of identical topology and DNA clamp fold.	Domain
A, B, E [auth C], F [auth D]	PF02767	DNA polymerase III beta subunit, central domain (DNA_pol3_beta_2)	DNA polymerase III beta subunit, central domain	A dimer of the beta subunit of DNA polymerase beta forms a ring which encircles duplex DNA. Each monomer contains three domains of identical topology and DNA clamp fold.	Domain
A, B, E [auth C], F [auth D]	PF00712	DNA polymerase III beta subunit, N-terminal domain (DNA_pol3_beta)	DNA polymerase III beta subunit, N-terminal domain	A dimer of the beta subunit of DNA polymerase beta forms a ring which encircles duplex DNA. Each monomer contains three domains of identical topology and DNA clamp fold.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth E], D [auth F], G, H	DNA polymerase III subunit alpha peptide	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 binding nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity 3'-5' exonuclease activity hydrolase activity 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 binding nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity 3'-5' exonuclease activity hydrolase activity exonuclease activity	nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	cell periphery cellular anatomical structure plasma membrane membrane external encapsulating structure cell wall peptidoglycan-based cell wall intracellular anatomical structure cytoplasm
A, B, E [auth C], F [auth D]	Beta sliding clamp	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 nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity 3'-5' exonuclease activity 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 nucleic acid binding hydrolase activity, acting on ester bonds nuclease activity 3'-5' exonuclease activity hydrolase activity exonuclease activity identical protein binding protein binding	DNA-templated DNA replication primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process DNA strand elongation DNA replication metabolic process cellular process DNA strand elongation involved in DNA replication macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm transferase complex, transferring phosphorus-containing groups DNA polymerase III complex protein-containing complex catalytic complex transferase complex DNA polymerase complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth E], D [auth F], G, H	IPR040982	DNA polymerase III alpha subunit finger domain	Domain
C [auth E], D [auth F], G, H	IPR004013	PHP domain	Domain
C [auth E], D [auth F], G, H	IPR016195	Polymerase/histidinol phosphatase-like	Homologous Superfamily
C [auth E], D [auth F], G, H	IPR004365	OB-fold nucleic acid binding domain, AA-tRNA synthetase-type	Domain
C [auth E], D [auth F], G, H	IPR041931	Bacterial DNA polymerase III alpha subunit, thumb domain	Homologous Superfamily
C [auth E], D [auth F], G, H	IPR003141	Polymerase/histidinol phosphatase, N-terminal	Domain
C [auth E], D [auth F], G, H	IPR011708	Bacterial DNA polymerase III, alpha subunit, NTPase domain	Domain
C [auth E], D [auth F], G, H	IPR029460	DNA polymerase, helix-hairpin-helix motif	Domain
C [auth E], D [auth F], G, H	IPR004805	Error-prone DNA polymerase/DNA polymerase III subunit alpha DnaE/PolC	Family
A, B, E [auth C], F [auth D]	IPR046938	DNA clamp superfamily	Homologous Superfamily
A, B, E [auth C], F [auth D]	IPR022637	DNA polymerase III, beta sliding clamp, central	Domain
A, B, E [auth C], F [auth D]	IPR001001	DNA polymerase III, beta sliding clamp	Family
A, B, E [auth C], F [auth D]	IPR022634	DNA polymerase III, beta sliding clamp, N-terminal	Domain
A, B, E [auth C], F [auth D]	IPR022635	DNA polymerase III, beta sliding clamp, C-terminal	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.