Annotations: 25SA

Cryo-EM structure of the E. coli beta sliding clamp-Hda heterotrimer

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	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	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	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
C	PF00308	Bacterial DnaA ATPAse domain (Bac_DnaA)	Bacterial DnaA ATPAse domain	This entry represents the ATPAse domain of DnaA and similar proteins.	Domain
C	PF22688	Hda, lid domain (Hda_lid)	Hda, lid domain	This entry represents the C-terminal lid domain of the Regulatory inactivation of DnaA Hda protein from Shewanella amazonensis, the essential component of RIDA (regulatory inactivation of DnaA). This domain is a short four-helix bundle that contains ...	This entry represents the C-terminal lid domain of the Regulatory inactivation of DnaA Hda protein from Shewanella amazonensis, the essential component of RIDA (regulatory inactivation of DnaA). This domain is a short four-helix bundle that contains the sensor II motif [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	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
C	DnaA regulatory inactivator Hda	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding ADP binding purine nucleotide binding anion binding adenyl nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding nucleoside phosphate binding ion binding ADP binding purine nucleotide binding anion binding adenyl nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding identical protein binding protein binding	nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process DNA-templated DNA replication DNA replication initiation regulation of DNA-templated DNA replication initiation regulation of cellular process negative regulation of biological process negative regulation of DNA-templated DNA replication initiation nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process DNA-templated DNA replication DNA replication initiation regulation of DNA-templated DNA replication initiation regulation of cellular process negative regulation of biological process negative regulation of DNA-templated DNA replication initiation regulation of primary metabolic process negative regulation of DNA-templated DNA replication negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process regulation of biological process negative regulation of DNA replication negative regulation of metabolic process biological regulation regulation of macromolecule metabolic process regulation of DNA-templated DNA replication negative regulation of DNA metabolic process regulation of metabolic process regulation of DNA replication regulation of DNA metabolic process	cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane protein-containing complex protein-DNA complex intracellular membraneless organelle chromosome replication inhibiting complex intracellular organelle organelle cellular anatomical structure membrane intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane protein-containing complex protein-DNA complex intracellular membraneless organelle chromosome replication inhibiting complex intracellular organelle organelle membraneless organelle replication fork replisome Hda-beta clamp complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
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
C	IPR055199	Hda, lid domain	Domain
C	IPR013317	Chromosomal replication initiator protein DnaA, ATPAse domain	Domain
C	IPR017788	DnaA regulatory inactivator Hda	Family
C	IPR022864	DnaA regulatory inactivator Hda, Enterobacteriaceae	Family
C	IPR020591	Chromosomal replication control, initiator DnaA-like	Family
C	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily