Nature Communications (Oct 2021)

SPOP mutation induces replication over-firing by impairing Geminin ubiquitination and triggers replication catastrophe upon ATR inhibition

  • Jian Ma,
  • Qing Shi,
  • Gaofeng Cui,
  • Haoyue Sheng,
  • Maria Victoria Botuyan,
  • Yingke Zhou,
  • Yuqian Yan,
  • Yundong He,
  • Liguo Wang,
  • Yuzhuo Wang,
  • Georges Mer,
  • Dingwei Ye,
  • Chenji Wang,
  • Haojie Huang

DOI
https://doi.org/10.1038/s41467-021-26049-6
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 14

Abstract

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Geminin-Cdt1 plays essential roles in the regulation of DNA replication. Here the authors reveal that the CULLIN3 E3 ubiquitin ligase adaptor protein SPOP prevents DNA replication over-firing and genome instability by affecting Geminin ubiquitination.