The bacterial pathogen Legionella pneumophila uses effectors — toxins — to facilitate pathogenesis within host cells. A recent study identifies dual mechanisms of the effector SidI as an inhibitor of translation elongation. The N-terminal domain mimics tRNA, whereas the C-terminal domain glycosylates the ribosome.
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Uematsu, S., Qian, SB. Hijacking host ribosomes via tRNA mimicry. Nat Cell Biol 25, 1562–1563 (2023). https://doi.org/10.1038/s41556-023-01249-y
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DOI: https://doi.org/10.1038/s41556-023-01249-y