1.2.1.55	(R)-3-hydroxyacid ester dehydrogenase	transferred to EC 1.1.1.279	
1.2.1.33	(R)-dehydropantoate dehydrogenase	-	
1.2.1.56	(S)-3-hydroxyacid ester dehydrogenase	transferred to EC 1.1.1.280	
1.2.1.26	2,5-dioxovalerate dehydrogenase	-	
1.2.1.78	2-formylbenzoate dehydrogenase	-	
1.2.1.98	2-hydroxy-2-methylpropanal dehydrogenase	-	
1.2.1.85	2-hydroxymuconate-6-semialdehyde dehydrogenase	-	
1.2.1.23	2-oxoaldehyde dehydrogenase (NAD+)	-	
1.2.1.49	2-oxoaldehyde dehydrogenase (NADP+)	-	
1.2.1.105	2-oxoglutarate dehydrogenase system	-