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)
BSCOP2B SuperfamilyMHC antigen-recognition domain 8034737 3000521 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054705 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054703 3000071 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyMHC antigen-recognition domain 8055636 3000521 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AC1-set_2e4md4A1 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_alphae4md4A2 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_2e4md4B1 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_betae4md4B2 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)
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)

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 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 (202446-0)
MH2 HLA-DRA*0101_HLA-DRB1 II-BETA Homo sapiens (human) HLA-DRB1*0401, HLA-DRB1*0413, HLA-DRB1*0416, HLA-DRB1*0426, HLA-DRB1*0433, HLA-DRB1*0434, HLA-DRB1*0438, HLA-DRB1*0463, HLA-DRB1*0464, HLA-DRB1*0475, HLA-DRB1*0476, HLA-DRB1*0472 G-DOMAIN G-BETA, C-LIKE-DOMAIN C-LIKE MH MH2-ALPHA_BETA IMGT (202446-0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
PF00993Class II histocompatibility antigen, alpha domain (MHC_II_alpha)Class II histocompatibility antigen, alpha domain- Domain
PF00969Class II histocompatibility antigen, beta domain (MHC_II_beta)Class II histocompatibility antigen, beta domain- Domain
PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain

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, DRB1-4 beta chain
Aggrecan core protein

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
IPR016187C-type lectin foldHomologous Superfamily
IPR001304C-type lectin-likeDomain
IPR016186C-type lectin-like/link domain superfamilyHomologous Superfamily
IPR013106Immunoglobulin V-set domainDomain
IPR003599Immunoglobulin domain subtypeDomain
IPR000436Sushi/SCR/CCP domainDomain
IPR000742EGF-like domainDomain
IPR050691Hyaluronan-binding ProteoglycanFamily
IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
IPR035976Sushi/SCR/CCP superfamilyHomologous Superfamily
IPR000538Link domainDomain
IPR013783Immunoglobulin-like foldHomologous Superfamily
IPR018378C-type lectin, conserved siteConserved Site
IPR007110Immunoglobulin-like domainDomain
IPR033987Aggrecan/versican, C-type lectin-like domainDomain

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
PharosP01903
PharosP01911
PharosP16112

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
CIR Parent Component: ARG

RESIDAA0214

PSI-MOD :  L-citrulline MOD:00219