21. Trichostatin A causes the cells to maintain the activity of alkaline phosphatase . 22. :Did you confuse PCP with PTP ( Protein tyrosine phosphatase )? 23. When expressed, TIGAR decreases cellular ATP levels through its phosphatase activity. 24. The test looks for phosphatase , an enzyme that is destroyed during pasteurization. 25. It activates pyruvate dehydrogenase phosphatase which in turn activates the pyruvate dehydrogenase complex. 26. The prominent hydrolase subclass used in dephosphorylation is phosphatase . 27. PTPN11 is a member of the protein tyrosine phosphatase ( PTP ) family. 28. Dullard dephosphorylates the mammalian phospatidic acid phosphatase , lipid. 29. VP2 is a 23kd nonstructural protein with phosphatase activity. 30. This enzyme is also called "'methylthiophosphoglycerate phosphatase " '.