STAP1

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An Error has occurred retrieving Wikidata item for infobox Signal-transducing adaptor protein 1 is a protein that in humans is encoded by the STAP1 gene.[1][2][3]

Function

The protein encoded by this gene functions as a docking protein acting downstream of Tec tyrosine kinase in B cell antigen receptor signaling. The protein is directly phosphorylated by Tec in vitro where it participates in a positive feedback loop, increasing Tec activity. A mouse ortholog, stem cell adaptor protein 1, shares 83% identity with its human counterpart.[3]

Interactions

STAP1 has been shown to interact with C19orf2.[4]

References

  1. ^ Ohya K, Kajigaya S, Kitanaka A, Yoshida K, Miyazato A, Yamashita Y, Yamanaka T, Ikeda U, Shimada K, Ozawa K, Mano H (Nov 1999). "Molecular cloning of a docking protein, BRDG1, that acts downstream of the Tec tyrosine kinase". Proc Natl Acad Sci U S A. 96 (21): 11976–81. Bibcode:1999PNAS...9611976O. doi:10.1073/pnas.96.21.11976. PMC 18397. PMID 10518561.
  2. ^ Masuhara M, Nagao K, Nishikawa M, Sasaki M, Yoshimura A, Osawa M (Mar 2000). "Molecular cloning of murine STAP-1, the stem-cell-specific adaptor protein containing PH and SH2 domains". Biochem Biophys Res Commun. 268 (3): 697–703. doi:10.1006/bbrc.2000.2223. PMID 10679268.
  3. ^ a b "Entrez Gene: BRDG1 BCR downstream signaling 1".
  4. ^ Gstaiger M, Luke B, Hess D, Oakeley EJ, Wirbelauer C, Blondel M, Vigneron M, Peter M, Krek W (Nov 2003). "Control of nutrient-sensitive transcription programs by the unconventional prefoldin URI". Science. 302 (5648): 1208–12. Bibcode:2003Sci...302.1208G. doi:10.1126/science.1088401. PMID 14615539. S2CID 26836888.

Further reading