8SKV | pdb_00008skv

Structure of human SIgA1 in complex with Streptococcus pyogenes protein M4 (Arp4)

External Resource: Annotation


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ESCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF07686Immunoglobulin V-set domain (V-set)Immunoglobulin V-set domainThis domain is found in antibodies as well as neural protein P0 and CTL4 amongst others. Domain
A, B, C, D
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domainDomain
A, B, C, D
PF00047Immunoglobulin domain (ig)Immunoglobulin domainMembers of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-prote ...Members of the immunoglobulin superfamily are found in hundreds of proteins of different functions. Examples include antibodies, the giant muscle kinase titin and receptor tyrosine kinases. Immunoglobulin-like domains may be involved in protein-protein and protein-ligand interactions.
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
G [auth a],
H [auth b]		IgA receptor- -
F [auth J]Immunoglobulin J chain
Secretory component
A, B, C, D
Immunoglobulin heavy constant alpha 1

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
G [auth a],
H [auth b]		IPR003345M protein repeatRepeat
G [auth a],
H [auth b]		IPR019950M protein-type anchor domainDomain
G [auth a],
H [auth b]		IPR005877YSIRK Gram-positive signal peptideDomain
G [auth a],
H [auth b]		IPR049896Streptococcal M proteins C repeatRepeat
G [auth a],
H [auth b]		IPR049895Streptococcal M protein, D repeatsRepeat
G [auth a],
H [auth b]		IPR019931LPXTG cell wall anchor domainDomain
F [auth J]IPR024110Immunoglobulin J chainFamily
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR013106Immunoglobulin V-set domainDomain
IPR003599Immunoglobulin domain subtypeDomain
IPR007110Immunoglobulin-like domainDomain
IPR050671CD300 family immune receptorsFamily
A, B, C, D
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
A, B, C, D
IPR003597Immunoglobulin C1-setDomain
A, B, C, D
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
A, B, C, D
IPR013151Immunoglobulin-like beta-sandwich domainDomain
A, B, C, D
IPR050380Immune Recognition and Response ModulatorsFamily
A, B, C, D
IPR013783Immunoglobulin-like foldHomologous Superfamily
A, B, C, D
IPR007110Immunoglobulin-like domainDomain

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
F [auth J]Pharos:  P01591
Pharos:  P01833
A, B, C, D
Pharos:  P01876