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 SuperfamilyBacterial immunoglobulin/albumin-binding domains 8091639 3001373 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
ABe1q2nA1 A: alpha bundlesX: immunoglobulin/albumin-binding domain-likeH: Bacterial immunoglobulin/albumin-binding domains (From Topology)T: Bacterial immunoglobulin/albumin-binding domainsF: BECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A1.20.5.420 Mainly Alpha Up-down Bundle Single alpha-helices involved in coiled-coils or other helix-helix interfaces Immunoglobulin FC, subunit CCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF02216B domain (B)B domainThis family contains the B domain of Staphylococcal protein A, which specifically binds to the Fc portion of immunoglobulin G.Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
IMMUNOGLOBULIN G BINDING PROTEIN A -