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ProteinQ21130880· pop 6· linked from 364 articles

CD48 molecule

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Also known as BCM1 surface antigen, SLAMF2, leukocyte antigen MEM-102, CD48, TCT.1, SLAM family member 2, CD48 antigen (B-cell membrane protein), B-lymphocyte activation marker BLAST-1

CD48 antigen (cluster of differentiation 48) also known as B-lymphocyte activation marker (BLAST-1) or signaling lymphocytic activation molecule 2 (SLAMF2) is a protein that in humans is encoded by the CD48 gene.

Protein · UniProt

CD48 antigen

Gene
CD48
Organism
Homo sapiens (Human)
Length
243 aa
Molecular mass
27,683 Da
Evidence
1: Evidence at protein level

Glycosylphosphatidylinositol (GPI)-anchored cell surface glycoprotein that interacts via its N-terminal immunoglobulin domain with cell surface receptors including CD244/2B4 or CD2 to regulate immune cell function and activation (PubMed:12007789, PubMed:19494291, PubMed:27249817, PubMed:9841922). Participates in T-cell signaling transduction by associating with CD2 and efficiently bringing the Src family protein kinase LCK and LAT to the TCR/CD3 complex (PubMed:19494291). In turn, promotes LCK phosphorylation and subsequent activation (PubMed:12007789). Induces the phosphorylation of the cy…

3D-structureAlternative splicingCell membraneDirect protein sequencingDisulfide bondGlycoproteinGPI-anchorImmunoglobulin domain
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Swiss-Prot (reviewed) · via UniProt

Research

460 papers

via PubMed

~3 min read

Article

10 sections
Contents
  • Structure
  • Interactions
  • Function
  • Cell distribution
  • T-cell activation
  • Clinical significance
  • See also
  • [[Reference]]s
  • Further reading
  • External links

CD48 antigen (cluster of differentiation 48) also known as B-lymphocyte activation marker (BLAST-1) or signaling lymphocytic activation molecule 2 (SLAMF2) is a protein that in humans is encoded by the CD48 gene.

CD48 is a member of the CD2 subfamily of the immunoglobulin superfamily (IgSF) which includes SLAM (signaling lymphocyte activation molecules) proteins, such as CD84, CD150, CD229 and CD244. CD48 is found on the surface of lymphocytes and other immune cells, dendritic cells and endothelial cells, and participates in activation and differentiation pathways in these cells.

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