a tyrosine kinase of the Syk family. Associates with the T-cell antigen receptor zeta-chain after TCR stimulation. Phosphorylated by Src-family kinases following antigen receptor activation. Plays a role in lymphocyte activation. Note: This description may include information from UniProtKB.
Protein type: EC 18.104.22.168; Kinase, protein; Protein kinase, TK; Protein kinase, tyrosine (non-receptor); Syk family; TK group
Cellular Component: cytoplasm; cytosol; extrinsic to internal side of plasma membrane; lipid raft; plasma membrane; T cell receptor complex
Molecular Function: non-membrane spanning protein tyrosine kinase activity; protein binding; protein-tyrosine kinase activity; receptor binding
Biological Process: adaptive immune response; B cell activation; B cell receptor signaling pathway; immune response; inflammatory response; innate immune response; macrophage activation during immune response; neutrophil activation during immune response; peptidyl-tyrosine phosphorylation; positive regulation of alpha-beta T cell proliferation; positive regulation of B cell differentiation; positive regulation of cell adhesion mediated by integrin; positive regulation of mast cell degranulation; positive regulation of T cell differentiation; positive thymic T cell selection; protein amino acid phosphorylation; T cell activation; T cell receptor signaling pathway; transmembrane receptor protein tyrosine kinase signaling pathway