1.5.99.12	cytokinin dehydrogenase	-	
1.5.99.13	D-proline dehydrogenase	-	
1.5.99.14	6-hydroxypseudooxynicotine dehydrogenase	-	
1.5.99.15	dihydromethanopterin reductase (acceptor)	-	
1.5.99.2	dimethylglycine dehydrogenase	transferred to EC 1.5.8.4	
1.5.99.3	L-pipecolate dehydrogenase	-	
1.5.99.4	nicotine dehydrogenase	-	
1.5.99.5	methylglutamate dehydrogenase	-	
1.5.99.6	spermidine dehydrogenase	-	
1.5.99.7	trimethylamine dehydrogenase	transferred to EC 1.5.8.2