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20-alpha-Hydroxysteroid Dehydrogenase MeSH Descriptor Data 2026


MeSH Heading
20-alpha-Hydroxysteroid Dehydrogenase
Tree Number(s)
D08.811.682.047.150.700.156.937
D08.811.682.047.820.125.074
D08.811.682.047.820.284.750
Unique ID
D043607
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D043607
Scope Note
An enzymes that catalyzes the reversible reduction-oxidation reaction of 20-alpha-hydroxysteroids, such as from PROGESTERONE to 20-ALPHA-DIHYDROPROGESTERONE.
Entry Term(s)
17 beta, 20 alpha-Hydroxysteroid Dehydrogenase
20 alpha-Hydroxysteroid Dehydrogenase
20-alpha-HSD
NADPH-Dependent 20 alpha-Hydroxysteroid Oxidoreductase
Registry Numbers
EC 1.1.1.149
0
Related Numbers
9040-08-8
Previous Indexing
20-Hydroxysteroid Dehydrogenases (1978-2003)
Hydroxysteroid Dehydrogenases (1965-1977)
Public MeSH Note
2004; 20-ALPHA-HYDROXYSTEROID DEHYDROGENASE was indexed under 20-HYDROXYSTEROID DEHYDROGENASES (NM) 1982-2003
History Note
2004; use 20-ALPHA-HYDROXYSTEROID DEHYDROGENASES (NM) 1982-2003
Date Introduced
2004/01/01
Last Updated
2017/05/24
20-alpha-Hydroxysteroid Dehydrogenase Preferred
17 beta, 20 alpha-Hydroxysteroid Dehydrogenase Narrower
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