ID 2.3.1.45 DE N-acetylneuraminate 9-O-acetyltransferase. AN glycoprotein 7(9)-O-acetyltransferase. AN N-acetylneuraminate 7,8-O-acetyltransferase. AN N-acetylneuraminate 7-O(or 9-O)-acetyltransferase. AN sialate O-acetyltransferase. CA CMP-N-acetyl-beta-neuraminate + acetyl-CoA = CMP-N-acetyl-9-O-acetyl- CA beta-neuraminate + CoA. CC -!- The enzyme, found in animals, is essential for the formation of CC acetylated sialoglycans. CC -!- The acetyl group has been shown to spontaneously move between the CC 9-O, 8-O, and 7-O positions of the neuraminate, with 9-O acetylation CC being most favoured. DR Q1LW89, CASD1_DANRE; Q96PB1, CASD1_HUMAN; Q7TN73, CASD1_MOUSE; //