]> NAD(P)H:quinone oxidoreductase inhibitor chebi_ontology Quinone reductase inhibitor Menadione reductase inhibitor Vitamin K reductase inhibitor Phylloquinone reductase inhibitor DT Diaphorase inhibitor NAD(P)H Dehydrogenase (Quinone) inhibitor CHEBI:50390 Compound that inhibits the flavoprotein that reversibly catalyzes the oxidation of NADH or NADPH. biological role enzyme inhibitor NAD(P)H dehydrogenase (quinone) activity