Biology:SH2D1A

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

SH2 domain–containing protein 1A is a protein that in humans is encoded by the SH2D1A gene.[1][2][3] It is often called SLAM-associated protein (symbol SAP), where "SLAM" refers to signaling lymphocytic activation molecules. It is a SH2 domain–containing molecule (part of a family of such molecules) that plays a role in SLAM signaling. A putative function is as an adaptor for Fyn and competitor of phosphatases, leading to modulation of SLAM family function. SAP has been implicated in autoimmunity,[4] and a mutation of it is associated with X-linked lymphoproliferative disease. At least 32 disease-causing mutations in this gene have been discovered.[5]

Interactions

SH2D1A has been shown to interact with:

References

  1. ↑ "Host response to EBV infection in X-linked lymphoproliferative disease results from mutations in an SH2-domain encoding gene". Nature Genetics 20 (2): 129–35. Oct 1998. doi:10.1038/2424. PMID 9771704. 
  2. ↑ "The X-linked lymphoproliferative-disease gene product SAP regulates signals induced through the co-receptor SLAM". Nature 395 (6701): 462–9. Oct 1998. doi:10.1038/26683. PMID 9774102. Bibcode: 1998Natur.395..462S. 
  3. ↑ "Entrez Gene: SH2D1A SH2 domain protein 1A, Duncan's disease (lymphoproliferative syndrome)". https://www.ncbi.nlm.nih.gov/gene?Db=gene&Cmd=ShowDetailView&TermToSearch=4068. 
  4. ↑ "Signaling lymphocytic activation molecule (SLAM)/SLAM-associated protein pathway regulates human B-cell tolerance". Journal of Allergy and Clinical Immunology 133 (4): 1149–1161. 2014. doi:10.1016/j.jaci.2013.10.051. PMID 24373350. 
  5. ↑ "Refinement of evolutionary medicine predictions based on clinical evidence for the manifestations of Mendelian diseases". Scientific Reports 9 (1). December 2019. doi:10.1038/s41598-019-54976-4. PMID 31819097. Bibcode: 2019NatSR...918577S. 
  6. ↑ "Functional requirements for interactions between CD84 and Src homology 2 domain-containing proteins and their contribution to human T cell activation". Journal of Immunology 171 (5): 2485–95. Sep 2003. doi:10.4049/jimmunol.171.5.2485. PMID 12928397. 
  7. ↑ 7.0 7.1 "Cell surface receptors Ly-9 and CD84 recruit the X-linked lymphoproliferative disease gene product SAP". Blood 97 (12): 3867–74. Jun 2001. doi:10.1182/blood.v97.12.3867. PMID 11389028. 
  8. ↑ "CD84 is up-regulated on a major population of human memory B cells and recruits the SH2 domain containing proteins SAP and EAT-2". European Journal of Immunology 32 (6): 1640–9. Jun 2002. doi:10.1002/1521-4141(200206)32:6<1640::AID-IMMU1640>3.0.CO;2-S. PMID 12115647. 
  9. ↑ 9.0 9.1 9.2 "Characterization of SH2D1A missense mutations identified in X-linked lymphoproliferative disease patients". The Journal of Biological Chemistry 276 (39): 36809–16. Sep 2001. doi:10.1074/jbc.M101305200. PMID 11477068. 
  10. ↑ "The X-linked lymphoproliferative syndrome gene product SH2D1A associates with p62dok (Dok1) and activates NF-kappa B". Proceedings of the National Academy of Sciences of the United States of America 97 (13): 7470–5. Jun 2000. doi:10.1073/pnas.130193097. PMID 10852966. Bibcode: 2000PNAS...97.7470S. 
  11. ↑ "Dual functional roles for the X-linked lymphoproliferative syndrome gene product SAP/SH2D1A in signaling through the signaling lymphocyte activation molecule (SLAM) family of immune receptors". The Journal of Biological Chemistry 278 (6): 3852–9. Feb 2003. doi:10.1074/jbc.M206649200. PMID 12458214. 
  12. ↑ "SAP couples Fyn to SLAM immune receptors". Nature Cell Biology 5 (2): 155–60. Feb 2003. doi:10.1038/ncb920. PMID 12545174. 
  13. ↑ "Molecular dissection of the signaling and costimulatory functions of CD150 (SLAM): CD150/SAP binding and CD150-mediated costimulation". Blood 99 (3): 957–65. Feb 2002. doi:10.1182/blood.v99.3.957. PMID 11806999. 

Further reading