| 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) |
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| 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) |
| 5-carboxymethyl-2-hydroxymuconate delta-isomerase | <enzyme> Catalyses the isomerization of 5-carboxymethyl-2-hydroxymuconate to yield 5-carboxymethyl-2-oxo-hex-3-ene-1,6-dioate Registry number: EC 5.3.3.10 Synonym: 5-cmhm isomerase, 5-carboxymethyl-2-hydroxymuconate isomerase (26 Jun 1999) |
| lathosterol delta-5-dehydrogenase | <enzyme> Forms 7-dehydrocholesterol (cholesta-5,7-dien-3-beta-ol) Registry number: EC 1.3.3.2 Synonym: 5 alpha-cholest-7-en-3 beta-ol delta-5-dehydrogenase, lathosterol oxidase, lathosterol 5-desaturase (26 Jun 1999) |