| LD3 | isoenzyme of lactate dehydrogenase found in the lungs |
|---|---|
| LD4 | isoenzyme of lactate dehydrogenase found in the liver |
| LD5 | isoenzyme of lactate dehydrogenase found in the liver and muscles |
| LDG | lactic dehydrogenase; lingual developmental groove |
| LDH | lactate dehydrogenase; low-dose heparin |
| omega-hydroxyleukotriene E4 dehydrogenase | <enzyme> Liver microsome enzyme converts omega-hydroxyleukotriene e4 to 20-carboxyleukotriene e4 Registry number: EC 1.1.1.- Synonym: omega-hydroxy-lte4 dehydrogenase, 20-hydroxyleukotriene e4 dehydrogenase (26 Jun 1999) |
|---|---|
| taurine dehydrogenase | <enzyme> Catalyses the dehydrogenation of taurine with the formation of sulfoacetaldehyde, ammonia and a reduced receptor; nature of receptor is not known Registry number: EC 1.4.99.2 Synonym: taurine(acceptor) oxidoreductase (deaminating) (26 Jun 1999) |
| tauropine dehydrogenase | <enzyme> Converts NADH + h+ +pyruvate + taurine to nad + tauropine (n-(d-1-carboxyethyl)taurine) Registry number: EC 1.5.1.- Synonym: tauropine-nad oxidoreductase, rhodoic acid dehydrogenase (26 Jun 1999) |
| testosterone 17 beta-dehydrogenase | <enzyme> Catalyses reversibly the oxidation of testosterone to 4-androstene-3,17-dione in the presence of nad; was mapped to testosterone dehydrogenases (81-93) (see under 17-hydroxysteroid dehydrogenases (81-90); on-line search 17-hydroxysteroid dehydrogenases (81-93), index medicus see testosterone dehydrogenases (91-93) and 17-hydroxysteroid dehydrogenases (81-90) Registry number: EC 1.1.1.63 Synonym: 17 beta-hydroxysteroid-nad+ 17-oxidoreductase (26 Jun 1999) |
| tetracycline 5a(11a)dehydrogenase | <enzyme> Catalyses the oxidation of 7-chloro-5a(11a)-dehydrotetracycline to 7-chlorotetracycline; uses nadp Registry number: EC 1.3.1.- (26 Jun 1999) |
| tetrahydrofolate dehydrogenase | <enzyme> An enzyme of the oxidoreductase class that catalyses the reaction 7,8-dihyrofolate and NADPH to yield 5,6,7,8-tetrahydrofolate and NADPH+, producing reduced folate for amino acid metabolism, purine ring synthesis, and the formation of deoxythymidine monophosphate. Methotrexate and other folic acid antagonists used as chemotherapeutic drugs act by inhibiting this enzyme. Chemical name: 5,6,7,8-Tetrahydrofolate:NADP+ oxidoreductase Registry number: EC 1.5.1.3 (12 Dec 1998) |
| ecdysone dehydrogenase-isomerase | <enzyme> Converts alpha-ecdysone to less active 3-epiecdysone, using NADP Registry number: EC 1.1.1.- (26 Jun 1999) |
| thromboxane dehydrogenase | <enzyme> Converts thromboxane b2 to 11-dehydro-thromboxane b2, but not the reverse reaction; uses nad but not nadp as cofactor; only attacks the 11-hydroxy group of txb2 Registry number: EC 1.1.1.- Synonym: thromboxane b2 dehydrogenase, 11-hydroxythromboxane b2 dehydrogenase, 11-hydroxy-txb2 dehydrogenase (26 Jun 1999) |
| electron-transferring flavoprotein dehydrogenase | <enzyme> System formed of electron-transferring flavoproteins plus EC 1.3.99.2 or EC 1.3.99.3 (butyryl-CoA dehydrogenase or acyl-CoA dehydrogenase) which reduces ubiquinone and other acceptors Registry number: EC 1.- Synonym: etf dehydrogenase, electron transfer flavoprotein-q oxidoreductases, electron transfer flavoprotein-ubiquinone oxidoreductase, etf-uo (26 Jun 1999) |
| trans-1,2-dihydrobenzene-1,2-diol dehydrogenase | <enzyme> Rat liver cytosol enzyme also catalyses 3alpha-hydroxysteroid dehydrogenase activity (EC 1.1.1.50); bphb isolated from pseudomonas Registry number: EC 1.3.1.20 Synonym: acenaphthenol oxidase, dihydrodiol dehydrogenase, bphb gene product, biphenyl-2,3-dihydrodiol-2,3-dehydrogenase (26 Jun 1999) |
| enoyl-CoA hydratase - 3-hydroxyacyl-CoA dehydrogenase - dodecanoyl-coenzyme A delta-isomerase | <chemical> Catalyses the second and third reactions of the fatty acid beta-oxidation cycle, converting enoyl-CoA to 3-ketoacyl-CoA; EC 4.2.1.17 and EC 1.1.1.35 and EC 5.3.3.8; consider also multifunctional protein-a Synonym: peroxisomal bifunctional enzyme, enoyl-coenzyme a hydratase -- 3-hydroxyacyl-coenzyme a dehydrogenase, peroxisomal trifunctional enzyme, delta(3), delta(2)-enoyl-CoA isomerase--2-enoyl-CoA hydratase--3-hydroxyacyl-CoA dehydrogenase (26 Jun 1999) |
| tropic acid dehydrogenase | <enzyme> Catalyses nad-dependent conversion of tropic acid to phenylacetaldehyde via oxidative decarboxylation; isolated from pseudomonas Registry number: EC 1.1.1.- (26 Jun 1999) |
| tropine dehydrogenase | <enzyme> A stereospecific reductase; catalyses the reduction of tropinone to tropine (tropan-3alpha-ol); shares 64% amino acid sequence identity with tropinone reductase II, the pseudotropine-forming reductase Registry number: EC 1.1.1.206 Synonym: tropine-forming reductase, tropinone reductase i (26 Jun 1999) |
| erythrose 4-phosphate dehydrogenase | <enzyme> From E coli; catalyses erythrose 4-phosphate to erythronate 4-phosphate in the presence of nad Registry number: EC 1.2.1.- Synonym: erythrose 4-p dehydrogenase, gapb gene product (26 Jun 1999) |
| ethylmalonate-saemialdehyde dehydrogenase | <enzyme> Forms butyryl-CoA Registry number: EC 1.2.1.- Synonym: ethylmalonic saemialdehyde dehydrogenase, emsa dehydrogenase (26 Jun 1999) |