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DNA gyrase subunit B

DNA gyrase is a type 2 topoisomerase that relaxes supercoils but can also introduce negative supercoils into DNA in an ATP-dependent manner

Arch. IDVersionDate PublishedReview Level
1064773312016-05-13
curated
Arch. ID10647733
Version1
Date Published2016-05-13
Review Level
curated
HATPase_c: Histidine kinase-like ATPasesHATPase_cTopoII_Trans_DNA_gyrase: TopoIIA_Trans_DNA_gyrase: Transducer domain, having a ribosomal S5 domain 2-like fold, of the type found in proteins of the type IIA family of DNA topoisomerases similar to the B subunits of ETopoII_Trans_DNA_gyraseTOPRIM_TopoIIA_GyrB: TOPRIM_TopoIIA_GyrB: topoisomerase-primase (TOPRIM) nucleotidyl transferase/hydrolase domain of the type found in proteins of the type IIA family of DNA topoisomerases similar to the Escherichia coli GyrB subunitTOPRIM_TopoIIA_GyrBDNA_gyraseB_C: DNA gyrase B subunit, carboxyl terminusDNA_gyraseB_C
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Sequences with this architecture
This architecture currently does not link to any protein sequence records.
Name, label and taxonomic scope
Taxonomic scopeNameLabel
All organismsDNA gyrase subunit BDNA gyrase is a type 2 topoisomerase that relaxes supercoils but can also introduce negative supercoils into DNA in an ATP-dependent manner
Name, label and taxonomic scope
Tax. ExpAll organisms
NameDNA gyrase subunit B
LabelDNA gyrase is a type 2 topoisomerase that relaxes supercoils but can also introduce negative supercoils into DNA in an ATP-dependent manner
Supporting evidence
Protein Accession
CDD
Publications
  • PMID 19208647: Phylogenomics of DNA topoisomerases: their origin and putative roles in the emergence of modern organisms.
Conserved domains in this architecture
AccessionShort nameTitle
cd00822TopoII_Trans_DNA_gyraseTopoIIA_Trans_DNA_gyrase
cd03366TOPRIM_TopoIIA_GyrBTOPRIM_TopoIIA_GyrB
pfam00986DNA_gyraseB_CDNA gyrase B subunit, carboxyl terminus
smart00387HATPase_cHistidine kinase-like ATPases
Functional sites in this architecture
TitleTypeSource domain
ATP binding sitechemical bindingcd00822
dimer interfacepolypeptide bindingcd00822
anchoring elementactivecd00822
active siteactivecd03366
putative metal-binding siteion bindingcd03366

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