A codon-sensitive conformational switch gates commitment to translation start sites
Sydney F. McGuire, Matthew C. Chan, Tung Ching Chan, Niseema D. Pachikara, Eva M. Alleman, Veronica Sikora, Arvind Rasi Subramaniam, Melody G. Campbell, Christopher P. Lapointe
The paper identifies a conformational switch in eIF5 that regulates translation initiation at AUG and non-AUG codons by stabilizing or destabilizing the initiation complex.
bioRxiv · Mar 27, 2026 · PreprintBiophysics