NAD(P)H Dehydrogenase (Quinone)

**Definition:** A flavoprotein that reversibly catalyzes the oxidation of NADH or NADPH by various quinones and oxidation-reduction dyes. The enzyme is inhibited by dicoumarol, capsaicin, and caffeine.

**Tree numbers:** - D08.811.682.608.800.500

**Synonyms:** - DT Diaphorase - Menadione Reductase - Phylloquinone Reductase - Quinone Reductase