| 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) |
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| 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) |
| 4-sulfobenzaldehyde dehydrogenase | <enzyme> Catalyze the formation of 4-sulfobenzoate from 4-sulfobenzaldehyde; amino acid sequence given in first source Registry number: EC 1.2.1.- Synonym: p-sulfobenzaldehyde dehydrogenase, tsad protein, tsad gene product (26 Jun 1999) |
| 4-sulfobenzyl alcohol dehydrogenase | <enzyme> Catalyses the formation of 4-sulfobenzaldehyde from 4-sulfobenzyl alcohol; amino acid sequence given in first source Registry number: EC 1.1.1.- Synonym: p-sulfobenzyl alcohol dehydrogenase, tsac protein, tsac gene product (26 Jun 1999) |
| 5,6,7,8-tetrahydrofolate dehydrogenase | <enzyme> An enzyme involved in the biosynthesis of folic acid coenzymes, that transfers hydrogen from NADP to dihydrofolate, yielding tetrahydrofolic acid. Inhibitors can be used as antimicrobial and anticancer drugs. Standard source is liver and the enzyme is used to assay dihydrofolate. (18 Nov 1997) |
| 5 alpha-3 alpha-hydroxysteroid dehydrogenase | <enzyme> Androsterone can be substrate Registry number: EC 1.1.1.50 Synonym: 3 alpha-hydroxysteroid dehydrogenase, 3 alpha-hydroxysteroid oxidoreductase, 3 oc-hydroxysteroid dehydrogenase (26 Jun 1999) |