Chemicals and Drugs

NAD(P)H Dehydrogenase (Quinone)

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.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

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.

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MeSH Record

Synonyms

10 entry terms
  • DT Diaphorase
  • Menadione Reductase
  • Phylloquinone Reductase
  • Quinone Reductase
  • Diaphorase, DT
  • Reductase, Menadione
  • Reductase, Phylloquinone
  • Reductase, Quinone
  • Vitamin K Reductase
  • Reductase, Vitamin K

MeSH Record

Aspects Covered

29 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, antagonists & inhibitors, biosynthesis, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, deficiency, drug effects, economics, genetics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, physiology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, ultrastructure, urine.

MeSH Record

History Note

92; was NAD(P)H DEHYDROGENASE (QUINONE) (NM) 1973-91

MeSH Record

Previous Indexing

  • NADH, NADPH Oxidoreductases (1975-1979)
  • Oxidoreductases (1966-1974)

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References

  1. National Library of Medicine. NAD(P)H Dehydrogenase (Quinone). Medical Subject Headings (MeSH). 2026. Unique ID D016660. http://id.nlm.nih.gov/mesh/2026/D016660
  2. NAD(P)H Dehydrogenase (Quinone). In: Wikipedia. https://en.wikipedia.org/wiki/NAD(P)H_dehydrogenase_(quinone)
  3. NAD(P)H Dehydrogenase (Quinone). In: Wikidata. https://www.wikidata.org/wiki/Q3450466