Phosphoinositide-specific phospholipase C (PLC) acts as a signal transducer that generates 2 second messengers, diacylglycerol and inositol 1,4,5-trisphosphate, by hydrolyzing inositol phospholipids. PLC comprises a diverse family of enzymes that differ in structure and tissue distribution (Berridge, 1993 [PubMed 8381210]).Synonyms: 1-phosphatidylinositol-4, 5-bisphosphate phosphodiesterase delta-1, PLC-III, PLC-delta-1, Phosphoinositide phospholipase C-delta-1, Phospholipase C delta 1, Phospholipase C-III, Phospholipase C-delta-1