1XED

Crystal Structure of a Ligand-Binding Domain of the Human Polymeric Ig Receptor, pIgR


Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad1xeda1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ad1xeda2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Bd1xedb1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Bd1xedb2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd1xedc1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd1xedc2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd1xedd1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd1xedd2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ed1xede1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ed1xede2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Fd1xedf1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin V set domains (antibody variable domain-like) Polymeric-immunoglobulin receptor, PIGR human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Fd1xedf2 Artifacts Tags Tags Tags C-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2 FamilyV set domains-like 8054528 4007530 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2 (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)
DSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054529 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AV-set_14e1xedA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)
BV-set_14e1xedB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)
CV-set_14e1xedC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)
DV-set_14e1xedD1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)
EV-set_14e1xedE1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)
FV-set_14e1xedF1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_14ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
E2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
F2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D, E
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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B, C, D, E
Polymeric-immunoglobulin receptor

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B, C, D, E
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
A, B, C, D, E
IPR013783Immunoglobulin-like foldHomologous Superfamily
A, B, C, D, E
IPR013106Immunoglobulin V-set domainDomain
A, B, C, D, E
IPR003599Immunoglobulin domain subtypeDomain
A, B, C, D, E
IPR007110Immunoglobulin-like domainDomain
A, B, C, D, E
IPR050671CD300 family immune receptorsFamily