Cancer Protein Description

This report provides a detailed description of a selected cancer protein with information collected from various sources, including UniProt, the Wellcome Trust Sanger Institute’s Catalogue of Somatic Mutations in Cancer (COSMIC), and the Atlas of Genetics and Cytogenetics in Oncology and Haematology.


Protein Name: Fyn
Gene Name: FYN
Protein Full Name: Tyrosine-protein kinase Fyn
Alias: EC 2.7.10.2; FYN; FYN oncogene related to SRC, FGR, YES; Kinase Fyn; MGC45350; P59-FYN; P59-Fyn; SLK; SYN
Mass (Da): 60762
Number AA: 537
UniProt ID: P06241; B3KPS6; E1P556; Q5R3A8
Locus ID: 2534
COSMIC ID: FYN
Gene location on chromosome: 6q21
Cancer protein type: OP
Effect of cancer mutation on protein: GAIN
Effect of active protein on cancer: PROMOTES
Number of cancer specimens: 20681
Percent of cancer specimens with mutations: 0.54
Normal role description: FYN is a protein-tyrosine kinase that is implicated in the regulation of cell growth; it is associates with the p85 subunit of phosphatidylinositol 3-kinase and interacts with the fyn-binding protein. It activates pro-growth pathways.
Commentary on involvement of protein in cancer: Tyrosine-protein kinase implicated in the control of cell growth. Plays a role in the regulation of intracellular calcium levels, with isoform 2 showing the greater ability to mobilize cytoplasmic calcium in comparison to isoform 1. Required in brain development and mature brain function with important roles in the regulation of axon growth, axon guidance, and neurite extension. Blocks axon outgrowth and attraction induced by NTN1 by phosphorylating its receptor DDC. Phosphorylates RUNX3


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