KEGG   REACTION: R03325
Entry
R03325                      Reaction                               

Name
17alpha,20alpha-Dihydroxypregn-4-en-3-one:NADP+ 20-oxidoreductase
Definition
17alpha,20alpha-Dihydroxypregn-4-en-3-one + NADP+ <=> 17alpha-Hydroxyprogesterone + NADPH + H+
Equation
Comment
NAD+ (see R03324)
Reaction class
RC00001  C00005_C00006
RC00228  C01176_C04518
Enzyme
Pathway
rn00140  Steroid hormone biosynthesis
Orthology
K00212  20alpha/3alpha-hydroxysteroid dehydrogenase / dihydrodiol dehydrogenase [EC:1.1.1.149 1.1.1.357 1.3.1.20]
K05295  20alpha-hydroxysteroid dehydrogenase [EC:1.1.1.149]
Other DBs
RHEA: 15860

KEGG   RCLASS: RC00228
Entry
RC00228                     RClass                                 

Definition
C1c-C5a:*-*:C1a+C1z+O1a-C1a+C1z+O5a
Reactant pair
Related class
Reaction
Enzyme
1.1.1.149       1.14.13.181
Pathway
rn00140  Steroid hormone biosynthesis
rn01057  Biosynthesis of type II polyketide products
rn01110  Biosynthesis of secondary metabolites
Orthology
K00212  20alpha/3alpha-hydroxysteroid dehydrogenase / dihydrodiol dehydrogenase [EC:1.1.1.149 1.1.1.357 1.3.1.20]
K05295  20alpha-hydroxysteroid dehydrogenase [EC:1.1.1.149]
K15955  13-deoxydaunorubicin hydroxylase [EC:1.14.13.181]
K15956  daunorubicin C-13 ketoreductase

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