Nature Communications (Nov 2016)

A redox mechanism underlying nucleolar stress sensing by nucleophosmin

  • Kai Yang,
  • Ming Wang,
  • Yuzheng Zhao,
  • Xuxu Sun,
  • Yi Yang,
  • Xie Li,
  • Aiwu Zhou,
  • Huilin Chu,
  • Hu Zhou,
  • Jianrong Xu,
  • Mian Wu,
  • Jie Yang,
  • Jing Yi

DOI
https://doi.org/10.1038/ncomms13599
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 16

Abstract

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Nucleoplasmic translocation of NPM1 is integral to nucleolar stress sensing. Here, the authors show that nucleolar oxidation is a general cellular stress response, and that oxidation-related glutathionylation of NPM1 triggers its translocation and facilitates p53 activation.