N-acetylneuraminate + CTP <=> CMP-N-acetyl-beta-neuraminate + diphosphate
n-acetylneuraminate + ctp <=> cmp-n-acetyl-beta-neuraminate + diphosphate
N-acetylneuraminate + CTP <=> CMP-N-acetyl-beta-neuraminate + diphosphate
n-acetylneuraminate + ctp <=> cmp-n-acetyl-beta-neuraminate + diphosphate