Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyProkaryotic type I DNA topoisomerase clamp domain-like 8036554 3001789 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyToprim domain-like 8055743 3000737 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ATopoisom_bac_2nde1cy4A4 A: beta barrelsX: LigT-likeH: Prokaryotic type I DNA topoisomerase beta-barrel domain (From Topology)T: Prokaryotic type I DNA topoisomerase beta-barrel domainF: Topoisom_bac_2ndECOD (1.6)
ATopoisom_bac_3rde1cy4A2 A: alpha arraysX: HTHH: HTHT: wingedF: Topoisom_bac_3rdECOD (1.6)
ATopoisom_bac_1ste1cy4A3 A: alpha arraysX: HTHH: HTHT: wingedF: Topoisom_bac_1stECOD (1.6)
AToprime1cy4A1 A: a/b three-layered sandwichesX: HAD domain-likeH: HAD domain-relatedT: Toprim domainF: ToprimECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.40.50.140 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold CATH (4.3.0)
A1.10.460.10 Mainly Alpha Orthogonal Bundle Topoisomerase I domain 2CATH (4.3.0)
A2.70.20.10 Mainly Beta Distorted Sandwich Topoisomerase I domain 3CATH (4.3.0)
A1.10.290.10 Mainly Alpha Orthogonal Bundle Topoisomerase I domain 4CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF01131DNA topoisomerase (Topoisom_bac)DNA topoisomerase- Family
PF01751Toprim domain (Toprim)Toprim domain- Family