Which is the enzymatic activity of the myotubularin family of proteins?
['myotubularin family of phosphatases.', 'Myotubularin belongs to a large family of conserved lipid phosphatases that include both catalytically active and inactive myotubularin-related proteins (i.e., "MTMRs")', 'myotubalarin family phosphatase', 'MTMR2 is a member of the myotubularin family of inositol lipid phosphatases, ', 'Myotubularin related protein 2 (MTMR2) is a member of the myotubularin family of phosphoinositide lipid phosphatases. ', 'Myotubularin phosphoinositide phosphatases: cellular functions and disease pathophysiology.', 'Although myotubularin was thought to be a dual-specificity protein phosphatase, recent results indicate that it is primarily a lipid phosphatase, acting on phosphatidylinositol 3-monophosphate, and might be involved in the regulation of phosphatidylinositol 3-kinase (PI 3-kinase) pathway and membrane trafficking.', 'Myotubularin is the archetype of a family of highly conserved protein-tyrosine phosphatase-like enzymes. ', 'we and others have characterized myotubularin as a potent and specific phosphatidylinositol 3-phosphate 3-phosphatase. ', 'MTMR2 encodes a member of the myotubularin family of phosphoinositide-3-phosphatases, which dephosphorylate phosphatidylinositol 3-phosphate (PI(3)P) and bisphosphate PI(3,5)P2. MTMR13 encodes a large, uncharacterized member of the myotubularin family.', 'Myotubularin-related proteins are a large subfamily of protein tyrosine phosphatases (PTPs) that dephosphorylate D3-phosphorylated inositol lipids.', 'Myotubularin, the gene mutated in myotubular myopathy, functions as a lipid phosphatase with specificity for PtdIns(3)P.', 'The myotubularin family: novel phosphoinositide regulators.', 'The myotubularins are a large family of inositol polyphosphate 3-phosphatases that', 'The myotubularin family consists of 16 different proteins, 9 members of which possess catalytic activity, dephosphorylating phosphatidylinositol 3-phosphate [PtdIns(3)P] and phosphatidylinositol 3,5-bisphosphate [PtdIns(3,5)P(2)] at the D-3 position.', 'Myotubularin phosphoinositide phosphatases in human diseases.', 'The MTM (myotubularin)/MTMR (myotubularin-related) protein family is comprised of 15 lipid phosphatases, of which nine members are catalytically active. ', 'The myotubularin family of lipid phosphatases ']
['The myotubularin family of proteins are lipid inositol phosphatases']
['lipid inositol phosphatase activity']