| 3 beta-hydroxy-delta 5-C(27)-steroid dehydrogenase | <enzyme> Second enzyme in the sequence that converts cholesterol to bile acids; deficiency leads to chronic liver disease in childhood Registry number: EC 1.1.1.- Synonym: 7 alpha-hydroxycholesterol 3 beta-dehydrogenase, 7-hydroxycholesterol 3-dehydrogenase, 3 beta-hydroxy-delta(5)-c(27)-steroid oxidoreductase, 5-cholestene-3beta,7alpha-diol oxidase (26 Jun 1999) |
|---|---|
| 3-deoxy-D-glycero-2,5-hexodiulosonate dehydrogenase | <enzyme> Forms 2-keto-3-deoxy-d-gluconate from 3-deoxy-d-glycero-2,5-hexodiulosonate; uses NADH Registry number: EC 1.1.1.127 Synonym: 2-keto-3-deoxygluconate oxidoreductase, ketodeoxyuronate dehydrogenase, 2-dehydro-3-deoxy-d-gluconate 5-dehydrogenase NADP+ (26 Jun 1999) |
| 3-glycerophosphate dehydrogenase | <enzyme> Ubiquinone acts as hydrogen acceptor; for fad-dependent enzyme see EC 1.1.3.21 Registry number: EC 1.1.99.5 Synonym: l-3-glycerophosphate dehydrogenase (26 Jun 1999) |
| 3-hydroxy-2-methylpropionyl-CoA dehydrogenase | <enzyme> Forms methylmalonyl-CoA saemialdehyde Registry number: EC 1.1.1.- Synonym: 3-hydroxyisobutyryl-CoA dehydrogenase (26 Jun 1999) |
| 3-hydroxyacyl-CoA dehydrogenase | Beta-Hydroxyacyl dehydrogenase;enzyme catalyzing the oxidation of an l-3-hydroxyacyl-CoA to a 3-ketoacyl-CoA with reduction of NAD+; one of the enzymes of the b oxidation of fatty acids. Synonym: beta-ketohydrogenase, beta-ketoreductase. (05 Mar 2000) |
| 3-hydroxycholanate dehydrogenase | <enzyme> Reduce keto groups to hydroxyl groups reversibly Registry number: EC 1.1.1.52 (26 Jun 1999) |
| 3-isopropylmalate dehydrogenase | <enzyme> Leub gene product isolated from thermus thermophilus Registry number: EC 1.1.1.85 Synonym: beta-isopropylmalate dehydrogenase, impdh, leub gene product, leu2 gene product (26 Jun 1999) |
| 3-methylbenzylalcohol dehydrogenase | <enzyme> Involved in m-xylene metabolism by pseudomomas paucimobilis Registry number: EC 1.1.1.- (26 Jun 1999) |
| 3 (or 17)-beta-hydroxysteroid dehydrogenase | <enzyme> Acts on both 3 beta or 17 beta hydroxysteroids; 17 beta type 1 is probably estradiol dehydrogenases; for 3 or 17 alpha-hydroxysteroids see EC 1.1.1.209; was mapped to testosterone dehydrongenases (85-93) (see under 17-hydroxysteroid dehydrogenases (85-90); on-line search 17-hydroxysteroid dehydrogenases (85-93), index medicus search testosterone dehydrogenases (91-93), 17-hydroxysteroid dehydrogenases (85-90) Registry number: EC 1.1.1.51 Synonym: 3 beta,17 beta-hydroxysteroid dehydrogenase, 3,17-beta-hsdase, 17beta-hydroxysteroid dehydrogenase, 17beta hsd1 (26 Jun 1999) |
| 3-oxo-5 beta-steroid delta 4-dehydrogenase | <enzyme> Do not confuse with EC 1.3.1.23 (cholestenone 5 beta-reductase) which is also steroid 5 beta-reductase in chemline; do not use for enzyme using NADP-see EC 1.3.1.23 and EC 1.3.1.3 Chemical name: 3-oxo-5 beta-steroid delta(4)dehydrogenase Registry number: EC 1.3.99.6 Synonym: steroid 5 beta-reductase, testosterone 5 beta-reductase, 4-ene-5 beta-reductase, delta(4)-3-ketosteroid-5 beta-(acceptor)-reductase, testosterone 5beta-reductase, delta(4)-5beta-reductase, cytosolic 4-ene-reductase (26 Jun 1999) |
| 3-oxosteroid delta(1) dehydrogenase | <enzyme> Cytochrome c used in assay Registry number: EC 1.3.99.4 Synonym: 4-ene-3-oxosteroid (acceptor)-1-ene-oxidoreductase, steroid 1,2-dehydrogenase, 4-en-3-oxosteroid-(acceptor)-1-en oxidoreductase, steroid-1-dehydrogenase, 3-ketosteroid delta(1) dehydrogenase (26 Jun 1999) |
| 4-hydroxybenzaldehyde dehydrogenase | <enzyme> Catalyses p-hydroxybenzaldehyde to p-hydroxybenzoate in the presence of nadp+; used in catabolic pathway in pseudomonas mendocina kr1 Registry number: EC 1.2.1.- Synonym: pba-dehydrogenase (26 Jun 1999) |
| 4-nitrobenzaldehyde dehydrogenase | <enzyme> Uses nad+ as acceptor yielding 4-nitrobenzoate Registry number: EC 1.2.1.- Synonym: 4-nad dehydrogenase (26 Jun 1999) |
| 4-nitrobenzylalcohol dehydrogenase | <enzyme> Uses dichlorophenolindophenol and phenazine methosulfate as receptors; yields 4-nitrobenzaldehyde Registry number: EC 1.1.99.- Synonym: 4-nba dehydrogenase (26 Jun 1999) |
| 4-oxo-5-hydroxyvalerate dehydrogenase | <enzyme> Uses nad or nadp; involved in transamination route of porphyrin biosynthesis Registry number: EC 1.1.1.- Synonym: 4-ox-5-hy dehydrogenase (26 Jun 1999) |