– 20alpha-hydroxysteroid dehydrogenase – cortisone reductase – imp dehydrogenase – isocitrate dehydrogenase – 3-isopropylmalate dehydrogenase – ketol-acid reductoisomerase – lactate dehydrogenases – epsilon-crystallins – l-lactate dehydrogenase – l-lactate dehydrogenase (cytochrome) – malate dehydrogenase – malate dehydrogenase (nadp+) – xanthine dehydrogenase – xanthine oxidase – ascorbate oxidase – ceruloplasmin – electron transport complex iv – hydrogenase – laccase – luciferases – 5,10-methylenetetrahydrofolate reductase (fadh2) – nadh, nadph oxidoreductases – apoptosis inducing factor – cytochrome reductases – cytochrome-b(5) reductase – nadph-ferrihemoprotein reductase – electron transport complex i – nadh dehydrogenase – nadh tetrazolium reductase – nadp transhydrogenase – nadph dehydrogenase – nadph oxidase – quinone reductases – nad(p)h dehydrogenase (quinone) – zeta-crystallins – nitrogenase – dinitrogenase reductase – molybdoferredoxin – nitroreductases – gmp reductase – nitrate reductases – nitrate reductase – nitrate reductase (nadh) – nitrate reductase (nad(p)h) – nitrate reductase (nadph) – nitrite reductases – ferredoxin-nitrite reductase – nitrite reductase (NAD(P)H) – oxidoreductases acting on aldehyde or oxo group donors – aldehyde oxidoreductases – aldehyde dehydrogenase – omega-crystallins – aldehyde oxidase – aminomuconate-semialdehyde dehydrogenase – aspartate-semialdehyde dehydrogenase – benzaldehyde dehydrogenase (NADP+) – betaine-aldehyde dehydrogenase – glutamate-5-semialdehyde dehydrogenase – glyceraldehyde-3-phosphate dehydrogenases – glyceraldehyde 3-phosphate dehydrogenase (nadp+) – glyceraldehyde-3-phosphate dehydrogenase (nadp+)(phosphorylating) – glyceraldehyde-3-phosphate dehydrogenase (phosphorylating) – glycolaldehyde dehydrogenase – l-aminoadipate-semialdehyde dehydrogenase – malonate-semialdehyde dehydrogenase (acetylating) – methylmalonate-semialdehyde dehydrogenase (acylating) – retinal dehydrogenase – succinate-semialdehyde dehydrogenase – succinate-semialdehyde dehydrogenase (NAD(P)+) – formate dehydrogenases – ketone oxidoreductases – ketoglutarate dehydrogenase complex – dihydrolipoamide dehydrogenase – 3-methyl-2-oxobutanoate dehydrogenase (lipoamide) – 2-oxoisovalerate dehydrogenase (acylating) – pyruvate dehydrogenase (lipoamide) – pyruvate oxidase – pyruvate synthase – oxidoreductases acting on ch-ch group donors – acyl-coa dehydrogenases – acyl-coa dehydrogenase – acyl-coa dehydrogenase, long-chain – acyl-CoA oxidase – butyryl-coa dehydrogenase – cholestenone 5alpha-reductase – coproporphyrinogen oxidase – dihydrodipicolinate reductase – dihydroorotate oxidase – dihydrouracil dehydrogenase (nad+) – dihydrouracil dehydrogenase (nadp) – electron transport complex ii – succinate dehydrogenase – enoyl-(acyl-carrier-protein) reductase (nadh) – enoyl-(acyl-carrier protein) reductase (nadph, b-specific) – Glutaryl-CoA dehydrogenase – isovaleryl-coa dehydrogenase – 15-oxoprostaglandin 13-reductase – prephenate dehydrogenase – protoporphyrinogen oxidase – succinate dehydrogenase – testosterone 5-alpha-Reductase – oxidoreductases acting on ch-nh group donors – dihydropteridine reductase – FMN reductase – methylenetetrahydrofolate dehydrogenase (nad+) – methylenetetrahydrofolate dehydrogenase (nadp) – methylenetetrahydrofolate reductase (nadph2) – oxidoreductases, n-demethylating – aminopyrine n-demethylase – cytochrome p-450 cyp2e1 – cytochrome p-450 cyp3a – dihydropteridine reductase – dimethylglycine dehydrogenase – ethylmorphine-n-demethylase – sarcosine dehydrogenase – sarcosine oxidase – proline oxidase – pyridoxamine-phosphate oxidase – 1-pyrroline-5-carboxylate