Journal Article Acyl Coenzyme A Plant Proteins Acyl-CoA Carrier Proteins Fatty Acids Phosphatidylcholine Phospholipids Plant Oils Research Support, Non-U.S. Gov't Sunflower Triacylglycerol Triglycerides Acetyl-TAG Acyl-CoA binding protein Acyl-CoA-binding protein Acyltransferases DGAT1 Diacylglycerol O-Acyltransferase Diglycerides EC 2.3.- EC 2.3.1.15 EC 2.3.1.20 Endoplasmic reticulum Glycerol-3-Phosphate O-Acyltransferase Glycerol-3-phosphate acyltransferase Helianthus annuus Hydroxy fatty acid Mass spectrometry Oilseeds