CHo-O 记 phosphatidic acid phosphatase attachment of head group(serin Ine ethanolamine, etc.) CH2-O-C-R R CHa- CHOH 1, 2-DiacyIgly 品成 CHo-O Head transferase S-CoA group COA-SH Glycerophospholipid CH -0--C--RI CH CHo-o Triacylglycerol磷 脂 酸 合 成 甘 油 三 酯 和 甘 油 磷 脂