Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
ASCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
ASCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
C [auth D]SCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
C [auth D]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
E [auth G]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
E [auth G]SCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
G [auth J]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
G [auth J]SCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
K [auth P]SCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
K [auth P]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
I [auth M]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054671 3000071 SCOP2B (2022-06-29)
I [auth M]SCOP2B SuperfamilyMHC antigen-recognition domain 8040455 3000521 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
D [auth E]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
D [auth E]SCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
D [auth E]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
D [auth E]SCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
J [auth N]SCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
J [auth N]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
J [auth N]SCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
J [auth N]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
F [auth H]SCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
F [auth H]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
F [auth H]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
F [auth H]SCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
H [auth K]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
H [auth K]SCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
H [auth K]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
H [auth K]SCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
L [auth Q]SCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
L [auth Q]SCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)
L [auth Q]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
L [auth Q]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AC1-set_2e4ov5A1 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_alphae4ov5A2 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)
C [auth D]C1-set_2e4ov5D1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
C [auth D]MHC_II_alphae4ov5D2 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)
E [auth G]C1-set_2e4ov5G1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
E [auth G]MHC_II_alphae4ov5G2 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)
G [auth J]C1-set_2e4ov5J1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
G [auth J]MHC_II_alphae4ov5J2 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)
K [auth P]C1-set_2e4ov5P1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
K [auth P]MHC_II_alphae4ov5P2 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)
I [auth M]C1-set_2e4ov5M1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
I [auth M]MHC_II_alphae4ov5M2 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_2e4ov5B1 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_betae4ov5B2 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)
D [auth E]C1-set_2e4ov5E1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
D [auth E]MHC_II_betae4ov5E2 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)
J [auth N]C1-set_2e4ov5N1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
J [auth N]MHC_II_betae4ov5N2 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)
F [auth H]C1-set_2e4ov5H1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
F [auth H]MHC_II_betae4ov5H2 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)
H [auth K]C1-set_2e4ov5K1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
H [auth K]MHC_II_betae4ov5K2 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)
L [auth Q]C1-set_2e4ov5Q1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)
L [auth Q]MHC_II_betae4ov5Q2 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)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
C [auth D]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
C [auth D]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
E [auth G]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
E [auth G]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
G [auth J]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
G [auth J]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
K [auth P]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
K [auth P]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
I [auth M]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
I [auth M]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
B3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
B2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
D [auth E]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
D [auth E]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
J [auth N]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
J [auth N]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
F [auth H]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
F [auth H]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
H [auth K]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
H [auth K]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)
L [auth Q]3.10.320.10 Alpha Beta Roll Class II Histocompatibility Antigen, M Beta Chain Chain B, domain 1CATH (4.3.0)
L [auth Q]2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
MH2 HLA-DRA*0101_HLA-DRB1*0101 II-ALPHA Homo sapiens (human) HLA-DRA*0101, HLA-DRA*0102 G-DOMAIN G-ALPHA, C-LIKE-DOMAIN C-LIKE MH MH2-ALPHA_BETA IMGT (202436-0)
MH2 HLA-DRA*0101_HLA-DRB1*0101 II-BETA Homo sapiens (human) HLA-DRB1*0101 G-DOMAIN G-BETA, C-LIKE-DOMAIN C-LIKE MH MH2-ALPHA_BETA IMGT (202436-0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
HLA class II histocompatibility antigen, DR alpha chain
HLA class II histocompatibility antigen, DRB1-1 beta chain
HLA class I histocompatibility antigen, A-2 alpha chain

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR050160Major Histocompatibility Complex/ImmunoglobulinFamily
IPR003597Immunoglobulin C1-setDomain
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR007110Immunoglobulin-like domainDomain
IPR001003MHC class II, alpha chain, N-terminalDomain
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
IPR014745MHC class II, alpha/beta chain, N-terminalHomologous Superfamily
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR007110Immunoglobulin-like domainDomain
IPR050160Major Histocompatibility Complex/ImmunoglobulinFamily
IPR003597Immunoglobulin C1-setDomain
IPR000353MHC class II, beta chain, N-terminalDomain
IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
IPR010579MHC class I, alpha chain, C-terminalDomain
IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
IPR001039MHC class I alpha chain, alpha1 alpha2 domainsDomain
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR007110Immunoglobulin-like domainDomain
IPR050208Antigen-presenting and immune regulatory MHC class I-relatedFamily
IPR003597Immunoglobulin C1-setDomain
IPR011161MHC class I-like antigen recognition-likeDomain
IPR037055MHC class I-like antigen recognition-like superfamilyHomologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
PharosP01903
PharosP01911
PharosP04439