mBio (Apr 2021)

A Translation-Aborting Small Open Reading Frame in the Intergenic Region Promotes Translation of a Mg <sup>2+</sup> Transporter in <i>Salmonella</i> Typhimurium

  • Eunna Choi,
  • Yoontak Han,
  • Shinae Park,
  • Hyojeong Koo,
  • Jung-Shin Lee,
  • Eun-Jin Lee

DOI
https://doi.org/10.1128/mBio.03376-20
Journal volume & issue
Vol. 12, no. 2

Abstract

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Translation initiation regions in mRNAs that include the ribosome-binding site (RBS) and the start codon are often sequestered within a secondary structure. Therefore, to initiate protein synthesis, the mRNA secondary structure must be unfolded to allow the RBS to be accessible to the ribosome.