Chemicals and Drugs

Cytosine Deaminase

An enzyme which catalyzes the deamination of CYTOSINE resulting in the formation of URACIL. It can also act on 5-methylcytosine to form THYMIDINE.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An enzyme which catalyzes the deamination of CYTOSINE resulting in the formation of URACIL. It can also act on 5-methylcytosine to form THYMIDINE.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • Cytosine Aminohydrolase
  • Aminohydrolase, Cytosine
  • Deaminase, Cytosine

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

Indexing Annotation

see SCR for organism specific terms

MeSH Record

History Note

2004; use CYTOSINE DEAMINASE (NM) 1983 - 2003

MeSH Record

Previous Indexing

  • Cytosine (1978-1982)
  • Nucleoside Deaminases (1978-2003)

MeSH Hierarchy

Tree Number

  1. D08.811w.277w.151w.486.625w

AMA Style

References

  1. National Library of Medicine. Cytosine Deaminase. Medical Subject Headings (MeSH). 2026. Unique ID D043525. http://id.nlm.nih.gov/mesh/2026/D043525
  2. Cytosine Deaminase. In: Wikipedia. https://en.wikipedia.org/wiki/Cytosine_deaminase
  3. Cytosine Deaminase. In: Wikidata. https://www.wikidata.org/wiki/Q5201383