Chemicals and Drugs

Histone Deacetylases

Deacetylases that remove N-acetyl groups from amino side chains of the amino acids of HISTONES. The enzyme family can be divided into at least three structurally-defined subclasses. Class I and class II deacetylases utilize a zinc-dependent mechanism. The sirtuin histone deacetylases belong to class III and are NAD-dependent enzymes.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Deacetylases that remove N-acetyl groups from amino side chains of the amino acids of HISTONES. The enzyme family can be divided into at least three structurally-defined subclasses. Class I and class II deacetylases utilize a zinc-dependent mechanism. The sirtuin histone deacetylases belong to class III and are NAD-dependent enzymes.

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Classification

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MeSH Record

Synonyms

9 entry terms
  • HDAC Proteins
  • Histone Deacetylase
  • Deacetylase, Histone
  • Deacetylases, Histone
  • Class I Histone Deacetylases
  • Class II Histone Deacetylases
  • Histone Deacetylase Complexes
  • Complexes, Histone Deacetylase
  • Deacetylase Complexes, Histone

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

2003; use AMIDOHYDROLASES 1975-1990

MeSH Record

Previous Indexing

  • Acetic Acids (1971-1974)
  • Amidohydrolases (1971-1974)
  • Histones (1971-1974)

MeSH Hierarchy

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AMA Style

References

  1. National Library of Medicine. Histone Deacetylases. Medical Subject Headings (MeSH). 2026. Unique ID D006655. http://id.nlm.nih.gov/mesh/2026/D006655
  2. Histone Deacetylases. In: Wikipedia. https://en.wikipedia.org/wiki/Histone_deacetylase
  3. Histone Deacetylases. In: Wikidata. https://www.wikidata.org/wiki/Q174378