4K74 | pdb_00004k74

The UmuC subunit of the E. coli DNA polymerase V shows a unique interaction with the beta-clamp processivity factor.

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	DNA_pol3_beta	e4k74B1	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	e4k74B2	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	e4k74B3	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	e4k74A1	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	e4k74A2	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	e4k74A3	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.10.150.10	Alpha Beta	Roll	DNA Polymerase III	Chain A, domain 2	CATH (4.3.0)
A	3.10.150.10	Alpha Beta	Roll	DNA Polymerase III	Chain A, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	UmuC 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 DNA binding binding damaged DNA binding nucleic acid binding	translesion synthesis cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process DNA damage tolerance macromolecule biosynthetic process nucleic acid metabolic process DNA synthesis involved in DNA replication nucleobase-containing compound metabolic process nucleic acid biosynthetic process DNA replication biosynthetic process cellular response to stress translesion synthesis cellular response to stimulus response to stimulus primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process DNA damage tolerance macromolecule biosynthetic process nucleic acid metabolic process DNA synthesis involved in DNA replication nucleobase-containing compound metabolic process nucleic acid biosynthetic process DNA replication biosynthetic process cellular response to stress DNA damage response response to stress metabolic process cellular process error-prone translesion synthesis macromolecule metabolic process DNA biosynthetic process DNA repair SOS response	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol
A, B	DNA polymerase III subunit beta	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, D	IPR001126	UmuC domain	Domain
C, D	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
C, D	IPR036775	DNA polymerase, Y-family, little finger domain superfamily	Homologous Superfamily
C, D	IPR025188	Domain of unknown function DUF4113	Domain
C, D	IPR043128	Reverse transcriptase/Diguanylate cyclase domain	Homologous Superfamily
C, D	IPR050116	DNA polymerase type-Y	Family
C, D	IPR017961	DNA polymerase, Y-family, little finger domain	Domain
C, D	IPR024728	DNA polymerase type-Y, HhH motif	Conserved Site
A, B	IPR046938	DNA clamp superfamily	Homologous Superfamily
A, B	IPR022637	DNA polymerase III, beta sliding clamp, central	Domain
A, B	IPR001001	DNA polymerase III, beta sliding clamp	Family
A, B	IPR022634	DNA polymerase III, beta sliding clamp, N-terminal	Domain
A, B	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.