Chemicals and Drugs

Ku Autoantigen

An ATP-dependent DNA HELICASE that preferentially binds SINGLE-STRANDED DNA. It is a heterodimer consisting of an 80 kDa subunit (XRCC5) and 70 kDa subunit (XRCC6) that functions with DNA LIGASE IV in the repair of DOUBLE-STRANDED DNA BREAKS and V(D)J RECOMBINATION.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An ATP-dependent DNA HELICASE that preferentially binds SINGLE-STRANDED DNA. It is a heterodimer consisting of an 80 kDa subunit (XRCC5) and 70 kDa subunit (XRCC6) that functions with DNA LIGASE IV in the repair of DOUBLE-STRANDED DNA BREAKS and V(D)J RECOMBINATION.

MeSH Record

Classification

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MeSH Record

Synonyms

20 entry terms
  • G22P1 Antigen
  • Ku Antigen
  • Ku Heterodimer
  • Ku Protein
  • Antigen, G22P1
  • Antigen, Ku
  • Autoantigen, Ku
  • Heterodimer, Ku
  • Ku Autoantigen, 70 kDa
  • Ku Autoantigen, 80 kDa
  • Ku70 Antigen
  • Ku80 Antigen
  • X-ray Repair Cross-Complementing Protein 5
  • X-ray Repair Cross-Complementing Protein 6
  • XRCC5 Protein
  • XRCC6 Protein
  • Antigen, Ku70
  • Antigen, Ku80
  • X ray Repair Cross Complementing Protein 5
  • X ray Repair Cross Complementing Protein 6

MeSH Record

Aspects Covered

30 allowable subheadings

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

2017 (1986)

MeSH Hierarchy

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AMA Style

References

  1. National Library of Medicine. Ku Autoantigen. Medical Subject Headings (MeSH). 2026. Unique ID D000072200. http://id.nlm.nih.gov/mesh/2026/D000072200
  2. Ku Autoantigen. In: Wikipedia. https://en.wikipedia.org/wiki/Ku_(protein)
  3. Ku Autoantigen. In: Wikidata. https://www.wikidata.org/wiki/Q2088960