Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2 FamilyDeviant antigen I/II, C-terminal domain-like 8045463 4004481 SCOP2 (2022-06-29)
ASCOP2 FamilyDeviant antigen I/II, C-terminal domain-like 8053860 4004481 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyBacterial adhesin-like 8053861 3000723 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyBacterial adhesin-like 8053862 3000723 SCOP2 (2022-06-29)
BSCOP2B SuperfamilyBacterial adhesin-like 8053862 3000723 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyBacterial adhesin-like 8053861 3000723 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
Aisopep_sspB_C2e4ofqA2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: isopep_sspB_C2ECOD (1.6)
AAntigen_Ce4ofqA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: Antigen_CECOD (1.6)
Bisopep_sspB_C2e4ofqB6 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: isopep_sspB_C2ECOD (1.6)
BAntigen_Ce4ofqB5 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Common fold of diphtheria toxin/transcription factors/cytochrome fF: Antigen_CECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.60.40.740 Mainly Beta Sandwich Immunoglobulin-like CATH (4.3.0)
B2.60.40.740 Mainly Beta Sandwich Immunoglobulin-like CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF16364Cell surface antigen C-terminus (Antigen_C)Cell surface antigen C-terminusThis repeated domain is found at the C-terminus of cell surface antigens [1-3]. In the Streptococcus mutans antigen I/II there are three repeats of this domain, a cleft between the first two of these forms a binding site for the human salivary agglut ...Domain
A, B
PF17998Cell surface antigen I/II C2 terminal domain (AgI_II_C2)Cell surface antigen I/II C2 terminal domainThis is the second domain (C2) located in the C-terminal region found in antigen I/II type adhesin protein AspA from S. pyogenes. Together with C3, these two domains form an elongated structure, each domain adopts the DEv-IgG fold. Similar to the cla ...Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
Putative cell surface protein -