Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyType II DNA topoisomerase half-clamp domain-like 8037555 3001800 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyWinged helix DNA-binding domain 8055745 3000034 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyWinged helix DNA-binding domain 8055745 3000034 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyType II DNA topoisomerase half-clamp domain-like 8037555 3001800 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ADNA_topoisoIV_1ste6rkuA2 A: alpha arraysX: HTHH: HTHT: wingedF: DNA_topoisoIV_1stECOD (1.6)
ADNA_topoisoIV_3rde6rkuA3 A: alpha bundlesX: alpha-helical domain in type II DNA topoisomerase (From Topology)H: alpha-helical domain in type II DNA topoisomerase (From Topology)T: alpha-helical domain in type II DNA topoisomeraseF: DNA_topoisoIV_3rdECOD (1.6)
ADNA_topoisoIV_2nd_1e6rkuA1 A: a+b two layersX: a+b domain in type II DNA topoisomerase (From Topology)H: a+b domain in type II DNA topoisomerase (From Topology)T: a+b domain in type II DNA topoisomeraseF: DNA_topoisoIV_2nd_1ECOD (1.6)
CDNA_topoisoIV_1ste6rkuC3 A: alpha arraysX: HTHH: HTHT: wingedF: DNA_topoisoIV_1stECOD (1.6)
CDNA_topoisoIV_3rde6rkuC1 A: alpha bundlesX: alpha-helical domain in type II DNA topoisomerase (From Topology)H: alpha-helical domain in type II DNA topoisomerase (From Topology)T: alpha-helical domain in type II DNA topoisomeraseF: DNA_topoisoIV_3rdECOD (1.6)
CDNA_topoisoIV_2nd_1e6rkuC2 A: a+b two layersX: a+b domain in type II DNA topoisomerase (From Topology)H: a+b domain in type II DNA topoisomerase (From Topology)T: a+b domain in type II DNA topoisomeraseF: DNA_topoisoIV_2nd_1ECOD (1.6)
BgyrB_1st_1e6rkuB3 A: a+b two layersX: SSHS domainH: SSHS domain in type II DNA topoisomerase (From Topology)T: SSHS domain in type II DNA topoisomeraseF: gyrB_1st_1ECOD (1.6)
BgyrB_2nde6rkuB2 A: a+b complex topologyX: DNA gyrase subunit B insertion domain (From Topology)H: DNA gyrase subunit B insertion domain (From Topology)T: DNA gyrase subunit B insertion domainF: gyrB_2ndECOD (1.6)
BDNA_gyraseB_Ce6rkuB1 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: Toprim domainF: DNA_gyraseB_CECOD (1.6)
DgyrB_1st_1e6rkuD1 A: a+b two layersX: SSHS domainH: SSHS domain in type II DNA topoisomerase (From Topology)T: SSHS domain in type II DNA topoisomeraseF: gyrB_1st_1ECOD (1.6)
DgyrB_2nde6rkuD2 A: a+b complex topologyX: DNA gyrase subunit B insertion domain (From Topology)H: DNA gyrase subunit B insertion domain (From Topology)T: DNA gyrase subunit B insertion domainF: gyrB_2ndECOD (1.6)
DDNA_gyraseB_Ce6rkuD3 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: Toprim domainF: DNA_gyraseB_CECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B3.30.300.370 Alpha Beta 2-Layer Sandwich GMP Synthetase Chain A, domain 3CATH (utative)
B3.10.20.690 Alpha Beta Roll Ubiquitin-like (UB roll) CATH (utative)
D3.30.300.370 Alpha Beta 2-Layer Sandwich GMP Synthetase Chain A, domain 3CATH (utative)
D3.10.20.690 Alpha Beta Roll Ubiquitin-like (UB roll) CATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, C
PF00521DNA gyrase/topoisomerase IV, subunit A (DNA_topoisoIV)DNA gyrase/topoisomerase IV, subunit A- Family
B, D
PF00986DNA gyrase B subunit, carboxyl terminus (DNA_gyraseB_C)DNA gyrase B subunit, carboxyl terminus- Family
B, D
PF18053DNA gyrase B subunit insert domain (GyrB_insert)DNA gyrase B subunit insert domainThis is the insert domain found in DNA gyrase B subunit proteins. Studies indicate that the insert has two functions, acting as a steric buttress to pre-configure the primary DNA-binding site, and serving as a relay that may help coordinate communica ...This is the insert domain found in DNA gyrase B subunit proteins. Studies indicate that the insert has two functions, acting as a steric buttress to pre-configure the primary DNA-binding site, and serving as a relay that may help coordinate communication between different functional domains [1].
Domain
B, D
PF01751Toprim domain (Toprim)Toprim domain- Family
B, D
PF21249GyrB, hook (GyrB_hook)GyrB, hookThis entry represents the N-terminal section of the 'Toprim hook' as described in [1], which is localised between the Toprim (Pfam:PF01751) and the insert (Pfam:PF18053) domains [1-3]. The C-terminal section of the hook is included in (Pfam:PF00986). ...This entry represents the N-terminal section of the 'Toprim hook' as described in [1], which is localised between the Toprim (Pfam:PF01751) and the insert (Pfam:PF18053) domains [1-3]. The C-terminal section of the hook is included in (Pfam:PF00986). The hook is flexible towards the Toprim domain.
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, C
DNA gyrase subunit A
B, D
DNA gyrase subunit B
E [auth F],
F [auth E]
DNA Strand 1---
G, H
DNA Strand 2---

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, C
IPR035516DNA gyrase/topoisomerase IV, subunit A, C-terminalHomologous Superfamily
A, C
IPR050220Type II DNA TopoisomerasesFamily
A, C
IPR013760DNA topoisomerase, type IIA-like domain superfamilyHomologous Superfamily
A, C
IPR013758DNA topoisomerase, type IIA, domain A, alpha-betaHomologous Superfamily
A, C
IPR006691DNA gyrase/topoisomerase IV, subunit A, C-terminal repeatRepeat
A, C
IPR013757DNA topoisomerase, type IIA, alpha-helical domain superfamilyHomologous Superfamily
A, C
IPR005743DNA gyrase, subunit AFamily
A, C
IPR002205DNA topoisomerase, type IIA, domain ADomain
B, D
IPR011557DNA gyrase, subunit BFamily
B, D
IPR018522DNA topoisomerase, type IIA, conserved siteConserved Site
B, D
IPR013506DNA topoisomerase, type IIA, subunit B, domain 2Domain
B, D
IPR049353DNA gyrase subunit B, hookDomain
B, D
IPR013760DNA topoisomerase, type IIA-like domain superfamilyHomologous Superfamily
B, D
IPR036890Histidine kinase/HSP90-like ATPase superfamilyHomologous Superfamily
B, D
IPR006171TOPRIM domainDomain
B, D
IPR000565DNA topoisomerase, type IIA, subunit BFamily
B, D
IPR003594Histidine kinase/HSP90-like ATPase domainDomain
B, D
IPR020568Ribosomal protein uS5 domain 2-type superfamilyHomologous Superfamily
B, D
IPR001241DNA topoisomerase, type IIAFamily
B, D
IPR002288DNA gyrase B subunit, C-terminalDomain
B, D
IPR014721Small ribosomal subunit protein uS5 domain 2-type fold, subgroupHomologous Superfamily
B, D
IPR034160DNA gyrase subunit B, TOPRIM domainDomain
B, D
IPR041423DNA gyrase subunit B insert domainDomain
B, D
IPR013759DNA topoisomerase, type IIA, subunit B, C-terminalHomologous Superfamily