Reaction catalyzed by N-acylneuraminate-9-phosphate synthase (2.5.1.57)
+
+
H2O
=
+
D-mannose 6-phosphate
+
phosphoenolpyruvate
+
H2O
=
2-keto-3-deoxy-D-glycero-D-galacto-nonulosonic acid 9-phosphate
+
phosphate
