Hydroxysteroid dehydrogenase
Hydroxysteroid dehydrogenases (HSDs) are a group of alcohol oxidoreductases that catalyze the dehydrogenation of hydroxysteroids. These enzymes also catalyze the reverse reaction, acting as ketosteroid reductases (KSRs).
![](../I/Trimethyl_steroid-nomenclature.png.webp)
Steroid numbering.
There are four types, classified by the number of the position acted upon:
See also
External links
- Hydroxysteroid+Dehydrogenases at the U.S. National Library of Medicine Medical Subject Headings (MeSH)
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