Phosphotyrosine

**Definition:** An amino acid that occurs in endogenous proteins. Tyrosine phosphorylation and dephosphorylation plays a role in cellular signal transduction and possibly in cell growth control and carcinogenesis.

**Tree numbers:** - D12.125.072.050.875.750 - D12.125.740.740

**Synonyms:** - Tyrosine-O-phosphate