Vitamin K-dependent carboxylation reaction VK是谷氨酰羧化酶的辅酶) Precursor Product CO, O2 Glutamyl y-Carboxy CH CH residues glutamyl residues CHb lamina HC一COOH COOH COOHVitamin K-dependent carboxylation reaction (ＶＫ 是谷氨酰羧化酶的辅酶) Glutamyl residues CO2 O2 Vitamin K g-Carboxy￾glutamyl residues CH2 HC COOH COOH CH2 CH2 COOH Precursor Product