Nature Communications (Apr 2023)

Replication-associated formation and repair of human topoisomerase IIIα cleavage complexes

  • Liton Kumar Saha,
  • Sourav Saha,
  • Xi Yang,
  • Shar-yin Naomi Huang,
  • Yilun Sun,
  • Ukhyun Jo,
  • Yves Pommier

DOI
https://doi.org/10.1038/s41467-023-37498-6
Journal volume & issue
Vol. 14, no. 1
pp. 1 – 17

Abstract

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This study provides evidence that human topoisomerase IIIα (TOP3A) is closely associated with active replisomes. The authors uncover TOP3A DNA cleavage complexes (TOP3Accs) repair mechanisms to ensure normal DNA replication and genome integrity.