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Information on EC 5.3.3.1 - steroid DELTA-isomerase

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EC Tree
     5 Isomerases
         5.3 Intramolecular oxidoreductases
             5.3.3 Transposing C=C bonds
                5.3.3.1 steroid DELTA-isomerase
IUBMB Comments
This activity is catalysed by several distinct enzymes (cf. EC 1.1.3.6, cholesterol oxidase and EC 1.1.1.145, 3-hydroxy-5-steroid dehydrogenase).
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Word Map
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Synonyms
3beta-hsd, ketosteroid isomerase, delta 5-3-ketosteroid isomerase, steroid isomerase, 3beta-hydroxysteroid dehydrogenase/isomerase, gst a3-3, 3beta-hydroxysteroid dehydrogenase/delta5-delta4 isomerase, 3beta-hsd/isomerase, 5-ene-4-ene isomerase, delta5-3-ketosteroid isomerase, more
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
a 3-oxo-DELTA5-steroid = a 3-oxo-DELTA4-steroid
show the reaction diagram
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