2.3.1.158 acyl-CoA + 1,2-diacyl-sn-glycerol - 2.3.1.158 phospholipid + 1,2-diacyl-sn-glycerol - 2.3.1.158 phospholipid + 1,2-diacyl-sn-glycerol PDAT uses membrane lipids (e.g., phospholipids and glycolipids) as the substrates for the acyl transfer reaction or hydrolysis in vivo 2.3.1.158 phospholipid + 1,2-diacylglycerol - 2.3.1.158 phospholipid + 1,2-diacylglycerol the enzyme plays a major role in removing ricinoleic acid and vernolic acid from phospholipids in seeds