Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyNucleotide-diphospho-sugar transferases 8103504 3000077 SCOP2B (2022-06-29)
B [auth K]SCOP2B SuperfamilyBPTI-like 8070115 3000628 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ACW_binding_1e7v1nA5 A: beta duplicates or obligate multimersX: beta-hairpin stack (From Topology)H: beta-hairpin stack (From Topology)T: beta-hairpin stackF: CW_binding_1ECOD (1.6)
ATcdA_TcdB_pore_2nde7v1nA1 A: beta duplicates or obligate multimersX: Toxin A (TcdA) delivery domain (From Topology)H: Toxin A (TcdA) delivery domain (From Topology)T: Toxin A (TcdA) delivery domainF: TcdA_TcdB_pore_2ndECOD (1.6)
ATcdA_TcdB_pore_1ste7v1nA4 A: alpha arraysX: Toxin A (TcdA) helical domain (From Topology)H: Toxin A (TcdA) helical domain (From Topology)T: Toxin A (TcdA) helical domainF: TcdA_TcdB_pore_1stECOD (1.6)
AMLDe7v1nA8 A: alpha bundlesX: Bromodomain-likeH: PMT helical bundle domain-likeT: PMT helical bundle domain-likeF: MLDECOD (1.6)
ATcdA_TcdBe7v1nA2 A: a/b three-layered sandwichesX: Nucleotide-diphospho-sugar transferases (From Topology)H: Nucleotide-diphospho-sugar transferases (From Topology)T: Nucleotide-diphospho-sugar transferasesF: TcdA_TcdBECOD (1.6)
APeptidase_C80e7v1nA3 A: a/b three-layered sandwichesX: Caspase-like (From Topology)H: Caspase-like (From Topology)T: Caspase-likeF: Peptidase_C80ECOD (1.6)
B [auth K]Kunitz_BPTIe7v1nK1 A: few secondary structure elementsX: BPTI-like (From Topology)H: BPTI-like (From Topology)T: BPTI-likeF: Kunitz_BPTIECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.40.50.11050 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold MARTX cysteine protease (CPD) domainCATH (utative)
A2.10.270.10 Mainly Beta Ribbon left handed beta-beta-3-solenoid Cholin BindingCATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF12919TcdA/TcdB catalytic glycosyltransferase domain (TcdA_TcdB)TcdA/TcdB catalytic glycosyltransferase domainThis domain represents the N-terminal glycosyltransferase from a set of toxins found in some bacteria. This domain in TcdB glycosylates the host RhoA protein. Domain
PF12918TcdB toxin N-terminal helical domain (TcdB_N)TcdB toxin N-terminal helical domainThis is a short helical bundle domain found associated with the catalytic domain of the TcdB toxin from C. difficile [1]. The function of this domain is unknown, but it may be involved in substrate recognition. Domain
PF01473Putative cell wall binding repeat (Choline_bind_1)Putative cell wall binding repeat- Repeat
PF19127Choline-binding repeat (Choline_bind_3)Choline-binding repeat- Repeat
PF11713Peptidase C80 family (Peptidase_C80)Peptidase C80 familyThis family belongs to cysteine peptidase family C80. Domain
PF11647Membrane Localization Domain (MLD)Membrane Localization DomainThis is a membrane localization domain found in multiple families of bacterial toxins including all of the clostridial glucosyltransferase toxins and various MARTX toxins (multifunctional-autoprocessing RTX toxins) [1,4]. In the Pasteurella multocida ...Domain
PF12920TcdA/TcdB pore forming domain (TcdA_TcdB_pore)TcdA/TcdB pore forming domain- Family
B [auth K]PF00014Kunitz/Bovine pancreatic trypsin inhibitor domain (Kunitz_BPTI)Kunitz/Bovine pancreatic trypsin inhibitor domainIndicative of a protease inhibitor, usually a serine protease inhibitor. Structure is a disulfide rich alpha+beta fold. BPTI (bovine pancreatic trypsin inhibitor) is an extensively studied model structure. Certain family members are similar to the ...Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Toxin B
B [auth K]Isoform Beta of Tissue factor pathway inhibitor

Pharos: Disease Associations Pharos Homepage Annotation