Nature Communications (Nov 2022)

Structure of the IscB–ωRNA ribonucleoprotein complex, the likely ancestor of CRISPR-Cas9

  • Kazuki Kato,
  • Sae Okazaki,
  • Soumya Kannan,
  • Han Altae-Tran,
  • F. Esra Demircioglu,
  • Yukari Isayama,
  • Junichiro Ishikawa,
  • Masahiro Fukuda,
  • Rhiannon K. Macrae,
  • Tomohiro Nishizawa,
  • Kira S. Makarova,
  • Eugene V. Koonin,
  • Feng Zhang,
  • Hiroshi Nishimasu

DOI
https://doi.org/10.1038/s41467-022-34378-3
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 10

Abstract

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The cryo-EM structure of the IscB–ωRNA–target DNA complex provide insights into the ωRNA-guided DNA cleavage mechanism by IscB and the evolution of the type II CRISPR-Cas9 effector complexes