Chemicals and Drugs

Tetrahydrofolate Dehydrogenase

An enzyme of the oxidoreductase class that catalyzes the reaction 7,8-dihyrofolate and NADPH to yield 5,6,7,8-tetrahydrofolate and NADPH+, producing reduced folate for amino acid metabolism, purine ring synthesis, and the formation of deoxythymidine monophosphate. Methotrexate and other folic acid antagonists used as chemotherapeutic drugs act by inhibiting this enzyme. (Dorland, 27th ed) EC 1.5.1.3.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An enzyme of the oxidoreductase class that catalyzes the reaction 7,8-dihyrofolate and NADPH to yield 5,6,7,8-tetrahydrofolate and NADPH+, producing reduced folate for amino acid metabolism, purine ring synthesis, and the formation of deoxythymidine monophosphate. Methotrexate and other folic acid antagonists used as chemotherapeutic drugs act by inhibiting this enzyme. (Dorland, 27th ed) EC 1.5.1.3.

MeSH Record

Classification

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MeSH Record

Synonyms

8 entry terms
  • Dihydrofolate Dehydrogenase
  • Dihydrofolate Reductase
  • Folic Acid Reductase
  • Acid Reductase, Folic
  • Dehydrogenase, Dihydrofolate
  • Dehydrogenase, Tetrahydrofolate
  • Reductase, Dihydrofolate
  • Reductase, Folic Acid

MeSH Record

Aspects Covered

28 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, 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

66; DIHYDROFOLATE DEHYDROGENASE was heading 1966-88

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AMA Style

References

  1. National Library of Medicine. Tetrahydrofolate Dehydrogenase. Medical Subject Headings (MeSH). 2026. Unique ID D013762. http://id.nlm.nih.gov/mesh/2026/D013762
  2. Tetrahydrofolate Dehydrogenase. In: Wikidata. https://www.wikidata.org/wiki/Q76123647