Toxin-mediated ribosome stalling reprograms the Mycobacterium tuberculosis proteome

MazF endoribonucleases are thought to arrest growth of Mycobacterium tuberculosis by global translation inhibition. Here, Barth et al. show that MazF-mt9 cleaves a specific tRNA, leading to ribosome stalling at AAA codons and thus selective mRNA degradation and changes in transcriptome and proteome.

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Detalles Bibliográficos
Autores principales: Valdir C. Barth, Ju-Mei Zeng, Irina O. Vvedenskaya, Ming Ouyang, Robert N. Husson, Nancy A. Woychik
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2019
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Acceso en línea:https://doaj.org/article/f04dbec7370047aab331fe63b011becb
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Sumario:MazF endoribonucleases are thought to arrest growth of Mycobacterium tuberculosis by global translation inhibition. Here, Barth et al. show that MazF-mt9 cleaves a specific tRNA, leading to ribosome stalling at AAA codons and thus selective mRNA degradation and changes in transcriptome and proteome.