3.1.4.44 glycerophosphoinositol + H2O - 3.1.4.44 glycerophosphoinositol + H2O enzyme selectively hydrolyzes glycerophosphoinositol 3.1.4.44 additional information regulation of GDE1 activity by G protein signalling, GDE1 provides a link between phosphoinositide metabolism and G protein signal transduction, GDE1 is most likely involved in the remodeling of membrane phosphoinositides and regulation of membrane phospholipid composition, and hence in intracellular membrane trafficking 3.1.4.44 sn-glycero-3-phospho-1-D-myo-inositol + H2O -