Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyPorins 8057240 3000224 SCOP2B (2022-06-29)
ASCOP2B SuperfamilySTN domain-like 8057237 3002388 SCOP2B (2022-06-29)
BSCOP2B SuperfamilySTN domain-like 8057237 3002388 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyPorins 8057240 3000224 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ATonB_dep_Rec_1e2o5pA3 A: beta barrelsX: Outer membrane meander beta-barrelsH: PorinsT: Ligand-gated protein channelF: TonB_dep_Rec_1ECOD (1.6)
ASTNe2o5pA2 A: a+b complex topologyX: N0 domain in phage tail proteins and secretins-likeH: N0 domain in phage tail proteins and secretins (From Topology)T: N0 domain in phage tail proteins and secretinsF: STNECOD (1.6)
APluge2o5pA1 A: a+b complex topologyX: N0 domain in phage tail proteins and secretins-likeH: TonB-dependent receptor plug domain (From Topology)T: TonB-dependent receptor plug domainF: PlugECOD (1.6)
BTonB_dep_Rec_1e2o5pB1 A: beta barrelsX: Outer membrane meander beta-barrelsH: PorinsT: Ligand-gated protein channelF: TonB_dep_Rec_1ECOD (1.6)
BSTNe2o5pB3 A: a+b complex topologyX: N0 domain in phage tail proteins and secretins-likeH: N0 domain in phage tail proteins and secretins (From Topology)T: N0 domain in phage tail proteins and secretinsF: STNECOD (1.6)
BPluge2o5pB2 A: a+b complex topologyX: N0 domain in phage tail proteins and secretins-likeH: TonB-dependent receptor plug domain (From Topology)T: TonB-dependent receptor plug domainF: PlugECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF07660Secretin and TonB N terminus short domain (STN)Secretin and TonB N terminus short domain- Family
A, B
PF00593TonB dependent receptor-like, beta-barrel (TonB_dep_Rec_b-barrel)TonB dependent receptor-like, beta-barrelThis entry represents the beta-barrel domain of TonB-dependent receptors, such as BtuB, CirA, FatA, FcuT, FecA, FepA, among others [1]. Domain
A, B
PF07715TonB-dependent Receptor Plug Domain (Plug)TonB-dependent Receptor Plug DomainThe Plug domain has been shown to be an independently folding subunit of the TonB-dependent receptors ([1]). It acts as the channel gate, blocking the pore until the channel is bound by ligand. At this point it under goes conformational changes opens ...Domain

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage