catalytic activity:Protein tyrosine phosphate + H(2)O = protein tyrosine + phosphate.,function:Differentially dephosphorylate autophosphorylated tyrosine kinases which are known to be overexpressed in tumor tissues.,similarity:Belongs to the protein-tyrosine phosphatase family. Non-receptor class 4 subfamily.,similarity:Contains 1 tyrosine-protein phosphatase domain.,subunit:Interacts with PSTPIP1.,tissue specificity:Expressed in brain, colon and several tumor-derived cell lines.,
Nucleus . Cytoplasm .
Expressed in brain, colon and several tumor-derived cell lines.
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