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

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
Ad3o6fa2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Class II MHC alpha chain, C-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ad3o6fa1 Alpha and beta proteins (a+b) MHC antigen-recognition domain MHC antigen-recognition domain MHC antigen-recognition domain Class II MHC alpha chain, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ad3o6fa3 Artifacts Tags Tags Tags N-terminal Tags human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ed3o6fe2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) Class II MHC alpha chain, C-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Ed3o6fe1 Alpha and beta proteins (a+b) MHC antigen-recognition domain MHC antigen-recognition domain MHC antigen-recognition domain Class II MHC alpha chain, N-terminal domain human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd3o6fc2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Cd3o6fc1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Gd3o6fg2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Gd3o6fg1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd3o6fd2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) T-cell antigen receptor human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Dd3o6fd1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Hd3o6fh2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) T-cell antigen receptor human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)
Hd3o6fh1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches human (Homo sapiens ) [TaxId: 9606 ], human (Homo sapiens ) [TaxId: 9606 ], SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054671 3000071 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyMHC antigen-recognition domain8040455 3000521 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyMHC antigen-recognition domain8040455 3000521 SCOP2B (2022-06-29)
ESCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054671 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054703 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054705 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyMHC antigen-recognition domain8055636 3000521 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyMHC antigen-recognition domain8034737 3000521 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054705 3000071 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054703 3000071 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyMHC antigen-recognition domain8034737 3000521 SCOP2B (2022-06-29)
FSCOP2B SuperfamilyMHC antigen-recognition domain8055636 3000521 SCOP2B (2022-06-29)
CSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054547 3000071 SCOP2B (2022-06-29)
GSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like8054547 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AC1-set_2e3o6fA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
AMHC_II_alphae3o6fA2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: MHC_II_alphaECOD (1.6)
EC1-set_2e3o6fE1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
EMHC_II_alphae3o6fE2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: MHC_II_alphaECOD (1.6)
BC1-set_2e3o6fB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
BMHC_II_betae3o6fB2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: MHC_II_betaECOD (1.6)
FC1-set_2e3o6fF4 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
FMHC_II_betae3o6fF2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: MHC_II_betaECOD (1.6)
CDUF1968e3o6fC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF1968ECOD (1.6)
CV-set_3e3o6fC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
GDUF1968e3o6fG2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF1968ECOD (1.6)
GV-set_3e3o6fG1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
DC1-sete3o6fD3 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
DV-set_3e3o6fD4 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
HC1-sete3o6fH3 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
HV-set_3e3o6fH4 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
A, E
MH2 HLA-DRA*0101_HLA-DRB1*0401, peptide fused to N-terminus of II-ALPHA Homo sapiens (human) HLA-DRA*0101, HLA-DRA*0102 G-DOMAIN G-ALPHA, C-LIKE-DOMAIN C-LIKE MH MH2-ALPHA_PEPTIDE-BETA IMGT (202415-0)
B, F
MH2 HLA-DRA*0101_HLA-DRB1*0401, peptide fused to N-terminus of PEPTIDE-II-BETA Homo sapiens (human) HLA-DRB1*0401 G-DOMAIN G-BETA, C-LIKE-DOMAIN C-LIKE MH MH2-ALPHA_PEPTIDE-BETA IMGT (202415-0)
C, G
TR MS2-3C8 TR-ALPHA Homo sapiens (human) TRAV26-2*01, TRAJ32*01, TRAC*01 V-DOMAIN V-ALPHA, C-DOMAIN C-ALPHA TR TR-ALPHA_BETA-2 IMGT (202415-0)
D, H
TR MS2-3C8 TR-BETA-2 Homo sapiens (human) TRBV20-1*01, TRBJ1-6*01, TRBJ1-6*02, TRBC2*01, TRBC2*02 V-DOMAIN V-BETA, C-DOMAIN C-BETA-2 TR TR-ALPHA_BETA-2 IMGT (202415-0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, E
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
A, E
PF00993Class II histocompatibility antigen, alpha domain (MHC_II_alpha)Class II histocompatibility antigen, alpha domain- Domain
B, F
PF00969Class II histocompatibility antigen, beta domain (MHC_II_beta)Class II histocompatibility antigen, beta domain- Domain
B, F
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
C, G
PF09291Domain of unknown function (DUF1968) (DUF1968)Domain of unknown function (DUF1968)Members of this family are found in mammalian T-cell antigen receptor, and adopt an immunoglobulin-like beta-sandwich fold, with seven strands in two beta-sheets in a Greek-key topology. Their exact function has not, as yet, been determined.Domain
D, H
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, E
HLA class II histocompatibility antigen, DR alpha chain
B, F
HLA class II histocompatibility antigen, DRB1-4 beta chain
C, G
T-cell receptor alpha chain C region-
D, H
T-cell receptor beta-1 chain C region-

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, E
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
A, E
IPR003597Immunoglobulin C1-setDomain
A, E
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
A, E
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
A, E
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
A, E
IPR013783Immunoglobulin-like foldHomologous Superfamily
A, E
IPR007110Immunoglobulin-like domainDomain
A, E
IPR001003MHC class II, alpha chain, N-terminalDomain
B, F
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
B, F
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
B, F
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
B, F
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
B, F
IPR013783Immunoglobulin-like foldHomologous Superfamily
B, F
IPR007110Immunoglobulin-like domainDomain
B, F
IPR003597Immunoglobulin C1-setDomain
B, F
IPR000353MHC class II, beta chain, N-terminalDomain
C, G
IPR013783Immunoglobulin-like foldHomologous Superfamily
C, G
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
C, G
IPR015370T-cell receptor alpha chain, constant domainDomain
D, H
IPR003597Immunoglobulin C1-setDomain
D, H
IPR013783Immunoglobulin-like foldHomologous Superfamily
D, H
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
D, H
IPR007110Immunoglobulin-like domainDomain

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
A, E
PharosP01903
B, F
PharosP01911
C, G
PharosP01848
D, H
PharosA0A5B9