Dihydroorotate Dehydrogenase

**Definition:** An oxidoreductase that catalyzes the conversion of DIHYDROOROTATE to orotate with QUINONE as an electron acceptor in the biosynthesis of PYRIMIDINES.

**Tree numbers:** - D08.811.682.660.313

**Synonyms:** - DHODH - Dihydro-Orotate Dehydrogenase