Chemicals and Drugs

Cytochromes a3

A subclass of heme a containing cytochromes with an alpha-band absorption of 605 nm. They are found in a variety of microorganisms and in eukaryotes as a high-spin cytochrome component of MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A subclass of heme a containing cytochromes with an alpha-band absorption of 605 nm. They are found in a variety of microorganisms and in eukaryotes as a high-spin cytochrome component of MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV.

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

MeSH Record

Synonyms

3 entry terms
  • Cytochrome a(3)
  • Cytochrome a3
  • Ferrocytochrome a3

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; for CYTOCHROME A3 use MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV 1981-2004

MeSH Record

Previous Indexing

  • Electron Transport Complex IV (1981-2003)

MeSH Hierarchy

Tree Numbers

  1. D08.244w.175.600
  2. D12.776w.422w.220w.175.600

AMA Style

References

  1. National Library of Medicine. Cytochromes a3. Medical Subject Headings (MeSH). 2026. Unique ID D045266. http://id.nlm.nih.gov/mesh/2026/D045266
  2. Cytochromes a3. In: Wikidata. https://www.wikidata.org/wiki/Q76500173