Medical Subject Headings

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/MESH/D042944
http://purl.bioontology.org/ontology/MESH/D042944
Preferred Name

Cholestenone 5 alpha-Reductase
Definitions
An oxidoreductase that catalyzes the conversion of 3-oxo-delta4 steroids into their corresponding 5alpha form. It plays an important role in the conversion of TESTOSTERONE into DIHYDROTESTOSTERONE and PROGESTERONE into DIHYDROPROGESTERONE.
Synonyms
Cholestenone 5 alpha Reductase
5 alpha-Reductase
4-Ene Steroid 5 alpha-Reductase
alpha-Reductase, Cholestenone 5
4 Ene Steroid 5 alpha Reductase
5 alpha Reductase
5 alpha-Reductase, Cholestenone
Type http://www.w3.org/2002/07/owl#Class

All Properties

definition

An oxidoreductase that catalyzes the conversion of 3-oxo-delta4 steroids into their corresponding 5alpha form. It plays an important role in the conversion of TESTOSTERONE into DIHYDROTESTOSTERONE and PROGESTERONE into DIHYDROPROGESTERONE.
altLabel
Cholestenone 5 alpha Reductase
5 alpha-Reductase
4-Ene Steroid 5 alpha-Reductase
alpha-Reductase, Cholestenone 5
4 Ene Steroid 5 alpha Reductase
5 alpha Reductase
5 alpha-Reductase, Cholestenone
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prefLabel
Cholestenone 5 alpha-Reductase
EC
analogs & derivatives:5-alpha Reductase Inhibitors
Machine permutation
2004; CHOLESTENONE 5 ALPHA-REDUCTASE was indexed under OXIDOREDUCTASES 1983-2003 & under CHOLESTENONES 1970-1982
HN
2004; use CHOLESTENONE 5 ALPHA-REDUCTASE (NM) 1980-2003
type
tui
T116
T126
TERMUI
T102875
T102877
T102876
TH
NLM (2004)
MMR
20151110
notation
D042944
Semantic type UMLS property
RR
37255-34-8 (CRN)
EC 1.3.1.22
Inverse of AQ
http://purl.bioontology.org/ontology/MESH/Q000097
http://purl.bioontology.org/ontology/MESH/Q000096
http://purl.bioontology.org/ontology/MESH/Q000172
http://purl.bioontology.org/ontology/MESH/Q000627
http://purl.bioontology.org/ontology/MESH/Q000648
http://purl.bioontology.org/ontology/MESH/Q000493
http://purl.bioontology.org/ontology/MESH/Q000494
http://purl.bioontology.org/ontology/MESH/Q000276
http://purl.bioontology.org/ontology/MESH/Q000138
http://purl.bioontology.org/ontology/MESH/Q000134
http://purl.bioontology.org/ontology/MESH/Q000266
http://purl.bioontology.org/ontology/MESH/Q000378
http://purl.bioontology.org/ontology/MESH/Q000008
http://purl.bioontology.org/ontology/MESH/Q000009
http://purl.bioontology.org/ontology/MESH/Q000032
http://purl.bioontology.org/ontology/MESH/Q000191
http://purl.bioontology.org/ontology/MESH/Q000302
http://purl.bioontology.org/ontology/MESH/Q000145
http://purl.bioontology.org/ontology/MESH/Q000592
http://purl.bioontology.org/ontology/MESH/Q000737
http://purl.bioontology.org/ontology/MESH/Q000502
http://purl.bioontology.org/ontology/MESH/Q000506
http://purl.bioontology.org/ontology/MESH/Q000187
http://purl.bioontology.org/ontology/MESH/Q000235
http://purl.bioontology.org/ontology/MESH/Q000633
http://purl.bioontology.org/ontology/MESH/Q000600
http://purl.bioontology.org/ontology/MESH/Q000652
http://purl.bioontology.org/ontology/MESH/Q000528
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DX
20040101
cui
C0055533
DC
1
MN
D08.811.682.660.200
AQL
AD AE AN BI BL CF CH CL CS DE DF EC GE HI IM IP ME PD PH PK PO RE SD ST TO TU UL UR
Inverse of RB
EC 1.3.1.22
MDA
19550101
subClassOf
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