KEGG   REACTION: R09955
Entry
R09955                      Reaction                               
Name
5-androstene-3,17-dione delta5-delta4-isomerase
Definition
5-Androstene-3,17-dione <=> Androstenedione
Equation
C20252 <=> C00280
Reaction class
RC00762  C00280_C20252
Enzyme
5.3.3.1
Pathway
rn00984  Steroid degradation
rn01120  Microbial metabolism in diverse environments
Brite
Enzymatic reactions [BR:br08201]
 5. Isomerase reactions
  5.3  Intramolecular oxidoreductases
   5.3.3  Transposing C=C bonds
    5.3.3.1
     R09955  5-Androstene-3,17-dione <=> Androstenedione
IUBMB reaction hierarchy [BR:br08202]
 5. Isomerase reactions
  5.3.3.1
   R02644  3-Oxo-Delta5-steroid <=> 3-Oxo-Delta4-steroid
    R09955  5-Androstene-3,17-dione <=> Androstenedione
Orthology
K01822  steroid Delta-isomerase [EC:5.3.3.1]
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