Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
C [auth A]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8054581 3000071 SCOP2B (2022-06-29)
C [auth A]SCOP2B SuperfamilyMHC antigen-recognition domain 8055662 3000521 SCOP2B (2022-06-29)
D [auth B]SCOP2B SuperfamilyImmunoglobulin (Ig) domain-like 8003766 3000071 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
A [auth D]DUF1968e6bj2D1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: DUF1968ECOD (1.6)
A [auth D]V-set_4e6bj2D2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_4ECOD (1.6)
B [auth E]C1-sete6bj2E2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-setECOD (1.6)
B [auth E]V-set_3e6bj2E1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: V-set_3ECOD (1.6)
C [auth A]C1-set_2e6bj2A1 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 A]MHC_Ie6bj2A2 A: a+b two layersX: MHC antigen-recognition domain (From Topology)H: MHC antigen-recognition domain (From Topology)T: MHC antigen-recognition domainF: MHC_IECOD (1.6)
D [auth B]C1-set_2e6bj2B1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: C1-set_2ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A [auth D]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 [auth D]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
B [auth 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
B [auth E]PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
C [auth A]PF00129Class I Histocompatibility antigen, domains alpha 1 and 2 (MHC_I)Class I Histocompatibility antigen, domains alpha 1 and 2- Domain
C [auth A]PF07654Immunoglobulin C1-set domain (C1-set)Immunoglobulin C1-set domain- Domain
D [auth B]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 [auth D]TCR 589 alpha chain - -
B [auth E]TCR 589 beta chain
C [auth A]HLA class I histocompatibility antigen, B-35 alpha chain
D [auth B]Beta-2-microglobulin
E [auth C]HIV Pol B35 peptide

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A [auth D]IPR052051T cell receptor complex componentFamily
A [auth D]IPR013783Immunoglobulin-like foldHomologous Superfamily
A [auth D]IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
A [auth D]IPR013106Immunoglobulin V-set domainDomain
A [auth D]IPR003599Immunoglobulin domain subtypeDomain
A [auth D]IPR007110Immunoglobulin-like domainDomain
A [auth D]IPR015370T-cell receptor alpha chain, constant domainDomain
B [auth E]IPR003597Immunoglobulin C1-setDomain
B [auth E]IPR013783Immunoglobulin-like foldHomologous Superfamily
B [auth E]IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
B [auth E]IPR013106Immunoglobulin V-set domainDomain
B [auth E]IPR003599Immunoglobulin domain subtypeDomain
B [auth E]IPR007110Immunoglobulin-like domainDomain
B [auth E]IPR050413T cell receptor beta variableFamily
C [auth A]IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
C [auth A]IPR050208Antigen-presenting and immune regulatory MHC class I-relatedFamily
C [auth A]IPR003597Immunoglobulin C1-setDomain
C [auth A]IPR010579MHC class I, alpha chain, C-terminalDomain
C [auth A]IPR011161MHC class I-like antigen recognition-likeDomain
C [auth A]IPR011162MHC classes I/II-like antigen recognition proteinHomologous Superfamily
C [auth A]IPR001039MHC class I alpha chain, alpha1 alpha2 domainsDomain
C [auth A]IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
C [auth A]IPR037055MHC class I-like antigen recognition-like superfamilyHomologous Superfamily
C [auth A]IPR013783Immunoglobulin-like foldHomologous Superfamily
C [auth A]IPR007110Immunoglobulin-like domainDomain
D [auth B]IPR036179Immunoglobulin-like domain superfamilyHomologous Superfamily
D [auth B]IPR003006Immunoglobulin/major histocompatibility complex, conserved siteConserved Site
D [auth B]IPR013783Immunoglobulin-like foldHomologous Superfamily
D [auth B]IPR007110Immunoglobulin-like domainDomain
D [auth B]IPR050160Major Histocompatibility Complex/ImmunoglobulinFamily
D [auth B]IPR003597Immunoglobulin C1-setDomain
D [auth B]IPR015707Beta-2-MicroglobulinFamily
E [auth C]IPR036397Ribonuclease H superfamilyHomologous Superfamily
E [auth C]IPR043128Reverse transcriptase/Diguanylate cyclase domainHomologous Superfamily
E [auth C]IPR001995Peptidase A2A, retrovirus, catalyticDomain
E [auth C]IPR001878Zinc finger, CCHC-typeDomain
E [auth C]IPR008919Retrovirus capsid, N-terminalHomologous Superfamily
E [auth C]IPR012344Matrix protein, lentiviral and alpha-retroviral, N-terminalHomologous Superfamily
E [auth C]IPR036862Integrase, C-terminal domain superfamily, retroviralHomologous Superfamily
E [auth C]IPR018061RetropepsinsDomain
E [auth C]IPR010661Reverse transcriptase thumbDomain
E [auth C]IPR002156Ribonuclease H domainDomain
E [auth C]IPR036875Zinc finger, CCHC-type superfamilyHomologous Superfamily
E [auth C]IPR003308Integrase, N-terminal zinc-binding domainDomain
E [auth C]IPR001584Integrase, catalytic coreDomain
E [auth C]IPR045345Retroviral nucleocapsid Gag protein p24, C-terminal domainDomain
E [auth C]IPR010999Retroviral matrix proteinHomologous Superfamily
E [auth C]IPR021109Aspartic peptidase domain superfamilyHomologous Superfamily
E [auth C]IPR001969Aspartic peptidase, active siteActive Site
E [auth C]IPR012337Ribonuclease H-like superfamilyHomologous Superfamily
E [auth C]IPR017856Integrase-like, N-terminalHomologous Superfamily
E [auth C]IPR000071Immunodeficiency lentiviral matrix, N-terminalDomain
E [auth C]IPR043502DNA/RNA polymerase superfamilyHomologous Superfamily
E [auth C]IPR001037Integrase, C-terminal, retroviralDomain
E [auth C]IPR034170Retropepsin-like catalytic domainDomain
E [auth C]IPR000477Reverse transcriptase domainDomain
E [auth C]IPR010659Reverse transcriptase connectionDomain
E [auth C]IPR008916Retrovirus capsid, C-terminalHomologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
C [auth A]PharosP01889
D [auth B]PharosP61769

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
A [auth D]PCA Parent Component: GLN

RESIDAA0031

PSI-MOD :  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420