2.5.1.56 (NANA) condensing enzyme, N-acetylneuraminate lyase synthase, N-acetylneuraminate pyruvate-lyase (pyruvate-phosphorylating), N-acetylneuraminic acid condensing enzyme, N-acetylneuraminic acid synthase, NANA condensing enzyme, NANA synthase, NANAS, NANS, NeuAc synthase, NeuB, NeuB1, NeuNAc synthase, NmeNANAS, sialic acid synthase, synthase, N-acetylneuraminate - -, 658994, 671716, 687886, 707514, 721977, 737676, 737983, 738339, 739153, 739614 2.5.1.56 EC 4.1.3.19 formerly - 2.5.1.56 sialic acid synthase UniProt -, 738339