The SARS-CoV-2 nucleocapsid protein inhibits the cellular Nonsense-Mediated mRNA Decay (NMD) pathway preventing the full enzymatic activation of UPF1.
V. Nuccetelli, M. Mghezzi-Habellah, S. Deymier, A. Roisin, F. Gerard-Baraggia, C. Rocchi, P.-D. Coureux, P. Gouet, A. Cimarelli, V. Mocquet, F. Fiorini
This study shows that SARS-CoV-2 Np inhibits NMD by blocking UPF1 activity and disrupting UPF1/UPF2 complex formation, revealing a novel mechanism of viral evasion.
bioRxiv · Jul 16, 2024 · PreprintBiochemistry