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Information on EC - 3beta-hydroxysteroid 3-dehydrogenase

for references in articles please use BRENDA:EC1.1.1.270
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IUBMB Comments
The enzyme acts on multiple 3beta-hydroxysteroids. Participates in the biosynthesis of zemosterol and cholesterol, where it catalyses the reaction in the opposite direction to that shown. The mammalian enzyme is bifunctional and also catalyses EC, 17beta-estradiol 17-dehydrogenase .
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The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
17beta-hydroxysteroid dehydrogenase type 7, 3-keto reducing enzyme, 3-keto reductase, 3-keto-reductase, 3-ketoreductase, 3-ketosteroid reductase, 3-KSR, 3-oxo steroid reductase, 3-oxosteroid reductase, 3beta-HSD, more