Reaction catalyzed by 2-succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylic-acid synthase (2.2.1.9) show all sequences for 2.2.1.9
+
=
+
2,3-dihydroxybenzaldehyde
+
2-oxoglutarate
=
(5R)-5-(2,3-dihydroxyphenyl)-5-hydroxy-4-oxopentanoic acid
+
CO2