Protein-Tyrosine-Phosphatase

Medical Condition:
Protein-Tyrosine-Phosphatase

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.