ID 2.3.1.45 DE N-acetylneuraminate 7-O(or 9-O)-acetyltransferase. CA (1) acetyl-CoA + N-acetylneuraminate = CoA + N-acetyl-7- CA O-acetylneuraminate. CA (2) acetyl-CoA + N-acetylneuraminate = CoA + N-acetyl-9- CA O-acetylneuraminate. CC -!- Both free and glycosidically bound N-acetyl- and CC N-glycolylneuraminates can act as O-acetyl acceptors. DR Q1LW89, CASD1_DANRE; Q96PB1, CASD1_HUMAN; Q7TN73, CASD1_MOUSE; //