Chemicals and Drugs

Electron Transport Complex II

A flavoprotein oxidase complex that contains iron-sulfur centers. It catalyzes the oxidation of SUCCINATE to fumarate and couples the reaction to the reduction of UBIQUINONE to ubiquinol.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A flavoprotein oxidase complex that contains iron-sulfur centers. It catalyzes the oxidation of SUCCINATE to fumarate and couples the reaction to the reduction of UBIQUINONE to ubiquinol.

MeSH Record

Classification

Related Concepts

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MeSH Record

Synonyms

20 entry terms
  • Succinate Dehydrogenase (Ubiquinone)
  • Succinate Dehydrogenase-CoQ Reductase
  • Succinate Dehydrogenase-Coenzyme Q Reductase
  • Succinate-Coenzyme Q Reductase
  • Succinate-Q Oxidoreductase
  • Succinate-Quinone Oxidoreductase
  • Succinate-Ubiquinone Oxidoreductase
  • Succinate-Ubiquinone Reductase
  • Dehydrogenase-CoQ Reductase, Succinate
  • Oxidoreductase, Succinate-Q
  • Oxidoreductase, Succinate-Quinone
  • Oxidoreductase, Succinate-Ubiquinone
  • Reductase, Succinate Dehydrogenase-CoQ
  • Succinate Coenzyme Q Reductase
  • Succinate Dehydrogenase CoQ Reductase
  • Succinate Dehydrogenase Coenzyme Q Reductase
  • Succinate Q Oxidoreductase
  • Succinate Quinone Oxidoreductase
  • Succinate Ubiquinone Oxidoreductase
  • Succinate Ubiquinone Reductase

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

2004; use ELECTRON TRANSPORT COMPLEX II (NM) 1980-2003; for SUCCINATE-Q OXIDOREDUCTASE use SUCCINATE DEHYDROGENASE 1980-2003

MeSH Record

Previous Indexing

  • Succinate Dehydrogenase (1980-2003)
  • Succinates (1973-1979)
  • Ubiquinone (1972-1978)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Electron Transport Complex II. Medical Subject Headings (MeSH). 2026. Unique ID D042963. http://id.nlm.nih.gov/mesh/2026/D042963
  2. Electron Transport Complex II. In: Wikidata. https://www.wikidata.org/wiki/Q14864968