Phosphatase, Phosphotyrosine

Medical Condition:
Phosphatase, Phosphotyrosine

An enzyme group that specifically dephosphorylates phosphotyrosyl residues in selected proteins. Together with PROTEIN-TYROSINE KINASE, it regulates tyrosine phosphorylation and dephosphorylation in cellular signal transduction and may play a role in cell growth control and carcinogenesis. EC 3.1.3.48.