ID 2.5.1.56 DE N-acetylneuraminate synthase. AN (NANA)condensing enzyme. AN N-acetylneuraminate pyruvate-lyase (pyruvate-phosphorylating). AN N-acetylneuraminic acid synthase. AN NeuAc synthase. CA H2O + N-acetyl-D-mannosamine + phosphoenolpyruvate = N-acetylneuraminate CA + phosphate. CC -!- Formerly EC 4.1.3.19. DR Q9VG74, SIAS_DROME ; Q9NR45, SIAS_HUMAN ; //