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Substance Name: Dehydrogenase, dihydrouracil
RN: 9026-89-5


  • An enzyme that catalyzes the oxidation of 5,6-dihydrouracil to URACIL using NAD as a cofactor. This enzyme also plays a role in the catabolism of the antimetabolite 5-FLUOROURACIL.

Molecular Formula

  • Unspecified

Names and Synonyms

MeSH Heading

  • Dihydrouracil Dehydrogenase (NAD+)


  • Dihydrouracil dehydrogenase
  • Thymine reductase
  • Uracil reductase

Systematic Name

  • Dehydrogenase, dihydrouracil

Registry Numbers

CAS Registry Number

  • 9026-89-5

Other Registry Number

  • 9037-16-5

System Generated Number

  • 0009026895