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Q29718

- 1B82_HUMAN

UniProt

Q29718 - 1B82_HUMAN

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Protein

HLA class I histocompatibility antigen, B-82 alpha chain

Gene

HLA-B

Organism
Homo sapiens (Human)
Status
Reviewed - Annotation score: 5 out of 5- Experimental evidence at protein leveli

Functioni

Involved in the presentation of foreign antigens to the immune system.

GO - Molecular functioni

  1. peptide antigen binding Source: UniProt

GO - Biological processi

  1. antigen processing and presentation of exogenous peptide antigen via MHC class I Source: Reactome
  2. antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-dependent Source: Reactome
  3. antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-independent Source: Reactome
  4. antigen processing and presentation of peptide antigen via MHC class I Source: Reactome
  5. cytokine-mediated signaling pathway Source: Reactome
  6. interferon-gamma-mediated signaling pathway Source: Reactome
  7. positive regulation of T cell mediated cytotoxicity Source: InterPro
  8. regulation of immune response Source: Reactome
  9. type I interferon signaling pathway Source: Reactome
  10. viral process Source: UniProtKB-KW
Complete GO annotation...

Keywords - Biological processi

Host-virus interaction, Immunity

Enzyme and pathway databases

ReactomeiREACT_111168. Endosomal/Vacuolar pathway.
REACT_111178. ER-Phagosome pathway.
REACT_11152. Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell.
REACT_25078. Interferon gamma signaling.
REACT_25162. Interferon alpha/beta signaling.
REACT_75795. Antigen Presentation: Folding, assembly and peptide loading of class I MHC.

Names & Taxonomyi

Protein namesi
Recommended name:
HLA class I histocompatibility antigen, B-82 alpha chain
Alternative name(s):
MHC class I antigen B*82
Gene namesi
Name:HLA-B
Synonyms:HLAB
OrganismiHomo sapiens (Human)
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
ProteomesiUP000005640: Unplaced

Organism-specific databases

HGNCiHGNC:4932. HLA-B.

Subcellular locationi

GO - Cellular componenti

  1. cell surface Source: UniProtKB
  2. early endosome membrane Source: Reactome
  3. endoplasmic reticulum Source: UniProt
  4. ER to Golgi transport vesicle membrane Source: Reactome
  5. Golgi apparatus Source: UniProt
  6. Golgi membrane Source: Reactome
  7. integral component of lumenal side of endoplasmic reticulum membrane Source: Reactome
  8. MHC class I protein complex Source: UniProt
  9. phagocytic vesicle membrane Source: Reactome
  10. plasma membrane Source: Reactome
Complete GO annotation...

Keywords - Cellular componenti

Membrane, MHC I

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Signal peptidei1 – 2424Add
BLAST
Chaini25 – 362338HLA class I histocompatibility antigen, B-82 alpha chainPRO_0000018867Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Glycosylationi110 – 1101N-linked (GlcNAc...)By similarity
Disulfide bondi125 ↔ 188PROSITE-ProRule annotation
Disulfide bondi227 ↔ 283PROSITE-ProRule annotation

Post-translational modificationi

Polyubiquitinated in a post ER compartment by interaction with human herpesvirus 8 MIR1 protein. This targets the protein for rapid degradation via the ubiquitin system By similarity.By similarity

Keywords - PTMi

Disulfide bond, Glycoprotein, Ubl conjugation

Proteomic databases

MaxQBiQ29718.
PRIDEiQ29718.

Expressioni

Gene expression databases

CleanExiHS_HLA-B.
GenevestigatoriQ29718.

Interactioni

Subunit structurei

Heterodimer of an alpha chain and a beta chain (beta-2-microglobulin). Interacts with human herpesvirus 8 MIR1 protein By similarity.By similarity

Structurei

3D structure databases

ProteinModelPortaliQ29718.
SMRiQ29718. Positions 25-300.
ModBaseiSearch...
MobiDBiSearch...

Topological domain

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Topological domaini25 – 308284ExtracellularSequence AnalysisAdd
BLAST
Topological domaini333 – 36230CytoplasmicSequence AnalysisAdd
BLAST

Transmembrane

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei309 – 33224HelicalSequence AnalysisAdd
BLAST

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini209 – 29587Ig-like C1-typeAdd
BLAST

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni25 – 11490Alpha-1Add
BLAST
Regioni115 – 20692Alpha-2Add
BLAST
Regioni207 – 29892Alpha-3Add
BLAST
Regioni299 – 30810Connecting peptide

Sequence similaritiesi

Belongs to the MHC class I family.Curated

Keywords - Domaini

Signal, Transmembrane, Transmembrane helix

Phylogenomic databases

HOVERGENiHBG016709.

Family and domain databases

Gene3Di2.60.40.10. 1 hit.
3.30.500.10. 1 hit.
InterProiIPR007110. Ig-like_dom.
IPR013783. Ig-like_fold.
IPR003006. Ig/MHC_CS.
IPR003597. Ig_C1-set.
IPR011161. MHC_I-like_Ag-recog.
IPR011162. MHC_I/II-like_Ag-recog.
IPR027648. MHC_I_a.
IPR001039. MHC_I_a_a1/a2.
IPR010579. MHC_I_a_C.
[Graphical view]
PfamiPF07654. C1-set. 1 hit.
PF00129. MHC_I. 1 hit.
PF06623. MHC_I_C. 1 hit.
[Graphical view]
PRINTSiPR01638. MHCCLASSI.
SMARTiSM00407. IGc1. 1 hit.
[Graphical view]
SUPFAMiSSF54452. SSF54452. 1 hit.
PROSITEiPS50835. IG_LIKE. 1 hit.
PS00290. IG_MHC. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

Q29718-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MRVTAPRTLL LLLWGALALT ETWAGSHSMR YFYTAMSRPG RGEPRFISVG
60 70 80 90 100
YVDDTQFVRF DSDAASPREE PRAPWIEQEG PEYWDRNTQI YKAQAQTDRE
110 120 130 140 150
SLRNLRGYYN QSEAGSHTLQ RMFGCDLGPD GRLLRGHNQL AYDGKDYIAL
160 170 180 190 200
NEDLSSWTAA DTAAQITQRK WEAARVAEQD RAYLEDLCVE SLRRYLENGK
210 220 230 240 250
ETLQRADPPK THVTHHPISD HEATLRCWAL GFYPAEITLT WQRDGEDQTQ
260 270 280 290 300
DTELVETRPA GDRTFQKWAA VVVPSGEEQR YTCHVQHEGL PKPLTLRWEP
310 320 330 340 350
SSQSTIPIVG IVAGLAVLAV VVIGAVVATV MCRRKSSGGK GGSYSQAASS
360
DSAQGSDVSL TA
Length:362
Mass (Da):40,421
Last modified:November 1, 1996 - v1
Checksum:i273D957D582B3673
GO

Polymorphismi

The following alleles of B-82 are known: B*82:01 and B*82:02. The sequence shown is that of B*82:01.

Natural variant

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Natural varianti48 – 481S → A.
Corresponds to variant rs713031 [ dbSNP | Ensembl ].
VAR_061441
Natural varianti48 – 481S → P.
Corresponds to variant rs713031 [ dbSNP | Ensembl ].
VAR_061442
Natural varianti48 – 481S → T.
Corresponds to variant rs713031 [ dbSNP | Ensembl ].
VAR_061443
Natural varianti65 – 651A → T.1 Publication
Corresponds to variant rs1050529 [ dbSNP | Ensembl ].
VAR_056450
Natural varianti87 – 871N → D.
Corresponds to variant rs1050570 [ dbSNP | Ensembl ].
VAR_056451
Natural varianti87 – 871N → K.
Corresponds to variant rs1065386 [ dbSNP | Ensembl ].
VAR_059504
Natural varianti97 – 971T → A.
Corresponds to variant rs1050393 [ dbSNP | Ensembl ].
VAR_056452
Natural varianti98 – 981D → Y.
Corresponds to variant rs1131215 [ dbSNP | Ensembl ].
VAR_059505
Natural varianti101 – 1011S → N.
Corresponds to variant rs1050388 [ dbSNP | Ensembl ].
VAR_056453
Natural varianti186 – 1861D → G in allele B*82:02.
VAR_016543

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
U36492 mRNA. Translation: AAB18369.1.
U29241 Genomic DNA. Translation: AAC50691.1.
U38800 mRNA. Translation: AAC99997.1.
AJ278748 Genomic DNA. Translation: CAC00634.1.
U43337 mRNA. Translation: AAA87573.1.
AJ251755 Genomic DNA. Translation: CAB75360.1.
AH011750 Genomic DNA. Translation: AAM83101.1.

Genome annotation databases

EnsembliENST00000359635; ENSP00000352656; ENSG00000206450.

Polymorphism databases

DMDMi34222509.

Keywords - Coding sequence diversityi

Polymorphism

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
U36492 mRNA. Translation: AAB18369.1 .
U29241 Genomic DNA. Translation: AAC50691.1 .
U38800 mRNA. Translation: AAC99997.1 .
AJ278748 Genomic DNA. Translation: CAC00634.1 .
U43337 mRNA. Translation: AAA87573.1 .
AJ251755 Genomic DNA. Translation: CAB75360.1 .
AH011750 Genomic DNA. Translation: AAM83101.1 .

3D structure databases

ProteinModelPortali Q29718.
SMRi Q29718. Positions 25-300.
ModBasei Search...
MobiDBi Search...

Polymorphism databases

DMDMi 34222509.

Proteomic databases

MaxQBi Q29718.
PRIDEi Q29718.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

Ensembli ENST00000359635 ; ENSP00000352656 ; ENSG00000206450 .

Organism-specific databases

GeneCardsi GC06M031321.
GC06Mn31311.
HGNCi HGNC:4932. HLA-B.
MIMi 142830. gene.
neXtProti NX_Q29718.
GenAtlasi Search...

Phylogenomic databases

HOVERGENi HBG016709.

Enzyme and pathway databases

Reactomei REACT_111168. Endosomal/Vacuolar pathway.
REACT_111178. ER-Phagosome pathway.
REACT_11152. Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell.
REACT_25078. Interferon gamma signaling.
REACT_25162. Interferon alpha/beta signaling.
REACT_75795. Antigen Presentation: Folding, assembly and peptide loading of class I MHC.

Miscellaneous databases

ChiTaRSi HLA-B. human.
NextBioi 35538315.
SOURCEi Search...

Gene expression databases

CleanExi HS_HLA-B.
Genevestigatori Q29718.

Family and domain databases

Gene3Di 2.60.40.10. 1 hit.
3.30.500.10. 1 hit.
InterProi IPR007110. Ig-like_dom.
IPR013783. Ig-like_fold.
IPR003006. Ig/MHC_CS.
IPR003597. Ig_C1-set.
IPR011161. MHC_I-like_Ag-recog.
IPR011162. MHC_I/II-like_Ag-recog.
IPR027648. MHC_I_a.
IPR001039. MHC_I_a_a1/a2.
IPR010579. MHC_I_a_C.
[Graphical view ]
Pfami PF07654. C1-set. 1 hit.
PF00129. MHC_I. 1 hit.
PF06623. MHC_I_C. 1 hit.
[Graphical view ]
PRINTSi PR01638. MHCCLASSI.
SMARTi SM00407. IGc1. 1 hit.
[Graphical view ]
SUPFAMi SSF54452. SSF54452. 1 hit.
PROSITEi PS50835. IG_LIKE. 1 hit.
PS00290. IG_MHC. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Novel HLA-B alleles, B*8201, B*3515 and B*5106, add to the complexity of serologic identification of HLA types."
    Hurley C.K., Steiner N.K., Hoyer R.J., Menchaca E., Mitton W., Simonis T., Hartzman R.J., Johnson A.H., Ng J.
    Tissue Antigens 47:179-187(1996) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA] (ALLELE B*82:01).
  2. Ellexson M.E., Hildebrand W.H.
    Submitted (OCT-1995) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE (ALLELE B*82:01).
  3. "Exon 1 sequence of HLA-B*8201."
    Blasczyk R.
    Submitted (JUL-2000) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE OF 1-24 (ALLELE B*82:01).
  4. Chopek M., Nielsen J., Zhang H.
    Submitted (DEC-1995) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE OF 26-206 (ALLELE B*82:01).
  5. "HLA-B*8202 identified in a Caucasoid potential bone marrow donor."
    Cox S.T., Hossain E., McWhinnie A., Prokupek B.M., Madrigal J.A., Little A.-M.
    Tissue Antigens 56:188-191(2000) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA] (ALLELE B*82:02).
  6. "Confirmation of HLA-B*8202."
    Diviney M., Hepner J., Cantwell L., Boyle A., Kanaan C., Holdsworth R., Tait B.
    Submitted (JUN-2002) to the EMBL/GenBank/DDBJ databases
    Cited for: NUCLEOTIDE SEQUENCE OF 26-206 (ALLELE B*82:02).
  7. Cited for: VARIANT [LARGE SCALE ANALYSIS] THR-65, IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].

Entry informationi

Entry namei1B82_HUMAN
AccessioniPrimary (citable) accession number: Q29718
Secondary accession number(s): Q29695
, Q29742, Q8MHN4, Q9MY61, Q9MYB8
Entry historyi
Integrated into UniProtKB/Swiss-Prot: August 22, 2003
Last sequence update: November 1, 1996
Last modified: October 29, 2014
This is version 112 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Human chromosome 6
    Human chromosome 6: entries, gene names and cross-references to MIM
  2. Human entries with polymorphisms or disease mutations
    List of human entries with polymorphisms or disease mutations
  3. Human polymorphisms and disease mutations
    Index of human polymorphisms and disease mutations
  4. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
  5. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3