Nature Communications (Oct 2022)

A distinct mammalian disome collision interface harbors K63-linked polyubiquitination of uS10 to trigger hRQT-mediated subunit dissociation

  • Momoko Narita,
  • Timo Denk,
  • Yoshitaka Matsuo,
  • Takato Sugiyama,
  • Chisato Kikuguchi,
  • Sota Ito,
  • Nichika Sato,
  • Toru Suzuki,
  • Satoshi Hashimoto,
  • Iva Machová,
  • Petr Tesina,
  • Roland Beckmann,
  • Toshifumi Inada

DOI
https://doi.org/10.1038/s41467-022-34097-9
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 16

Abstract

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Collided ribosomes are marked by ubiquitination to induce quality control mechanisms. Here, authors show that mammalian disomes form a distinct structural interface, in which uS10 K63-linked polyubiquitination is critical for ribosome dissociation.