Gene Gene information from NCBI Gene database.
Entrez ID 975
Gene name CD81 molecule
Gene symbol CD81
Synonyms (NCBI Gene)
CVID6S5.7TAPA1TSPAN28
Chromosome 11
Chromosome location 11p15.5
Summary The protein encoded by this gene is a member of the transmembrane 4 superfamily, also known as the tetraspanin family. Most of these members are cell-surface proteins that are characterized by the presence of four hydrophobic domains. The proteins mediate
SNPs SNP information provided by dbSNP.
1
SNP ID Visualize variation Clinical significance Consequence
rs587776775 G>A Pathogenic Splice donor variant
miRNA miRNA information provided by mirtarbase database.
187
miRTarBase ID miRNA Experiments Reference
MIRT020808 hsa-miR-155-5p Proteomics 18668040
MIRT052151 hsa-let-7b-5p CLASH 23622248
MIRT039120 hsa-miR-769-3p CLASH 23622248
MIRT038125 hsa-miR-423-5p CLASH 23622248
MIRT052737 hsa-miR-1260b CLASH 23622248
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
70
GO ID Ontology Definition Evidence Reference
GO:0001618 Function Virus receptor activity IEA
GO:0001618 Function Virus receptor activity IMP 20375010
GO:0001771 Process Immunological synapse formation IMP 23858057
GO:0001772 Component Immunological synapse IDA 21930792, 23858057
GO:0002250 Process Adaptive immune response IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
186845 1701 ENSG00000110651
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P60033
Protein name CD81 antigen (26 kDa cell surface protein TAPA-1) (Target of the antiproliferative antibody 1) (Tetraspanin-28) (Tspan-28) (CD antigen CD81)
Protein function Structural component of specialized membrane microdomains known as tetraspanin-enriched microdomains (TERMs), which act as platforms for receptor clustering and signaling. Essential for trafficking and compartmentalization of CD19 receptor on th
PDB 1G8Q , 1IV5 , 3X0E , 5DFV , 5DFW , 5M2C , 5M33 , 5M3D , 5M3T , 5M4R , 5TCX , 6EJG , 6EJM , 6EK2 , 6U9S , 7JIC
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00335 Tetraspanin 10 229 Tetraspanin family Family
Tissue specificity TISSUE SPECIFICITY: Expressed on B cells (at protein level) (PubMed:20237408). Expressed in hepatocytes (at protein level) (PubMed:12483205). Expressed in monocytes/macrophages (at protein level) (PubMed:12796480). Expressed on both naive and memory CD4-p
Sequence
Sequence length 236
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Virion - Hepatitis viruses
B cell receptor signaling pathway
Malaria
Hepatitis C
  Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell
Regulation of Complement cascade
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
30
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
CD81-related disorder Benign; Likely benign rs202086417, rs532332389, rs772886745, rs766038235, rs758743866, rs368448552, rs372129042 RCV003931091
RCV003893021
RCV003958660
RCV003971335
RCV003973447
RCV003961901
RCV003958111
Cervical cancer Benign; Likely benign rs34510250 RCV005907251
Familial cancer of breast Benign; Likely benign rs34510250 RCV005907250
Immunodeficiency, common variable, 6 Uncertain significance; Likely benign; no classifications from unflagged records; Benign; Conflicting classifications of pathogenicity rs767263004, rs200365372, rs2496532570, rs587776775, rs143644902, rs562261414, rs34510250, rs116421908, rs14077, rs144435973 RCV003146252
RCV002500300
RCV003144720
RCV000013580
RCV002490849
RCV000768174
RCV003626644
RCV002489383
RCV001000331
RCV001281057
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
Adenomatous Polyposis Coli Associate 24462038
Anemia Sickle Cell Associate 23762099
Apical Hypertrophic Cardiomyopathy Stimulate 35328555
Arthritis Rheumatoid Associate 36826611
Astrocytoma Associate 24650279
Autoimmune Diseases Associate 11985527
Breast Neoplasms Associate 22791584, 30117494, 35157300, 35579189
Burkitt Lymphoma Associate 28509416, 9737661
Carcinoma Hepatocellular Associate 22577054, 29577937, 32322956
Carcinoma Hepatocellular Inhibit 32350244