Predicted to enable phosphatidylinositol-3-phosphatase activity. Predicted to be located in perinuclear region of cytoplasm and ruffle. Is expressed in cerebral cortex and retina. Human ortholog(s) of this gene implicated in centronuclear myopathy 1. Orthologous to human MTMR14 (myotubularin related protein 14). [provided by Alliance of Genome Resources, Apr 2022]