Article
Structural analysis of an eIF3 subcomplex reveals conserved interactions required for a stable and proper translation pre-initiation complex assembly.
Nucleic acids research - 1 Mar 2012
Herrmannová Anna, Daujotyte Dalia, Yang Ji-Chun, Cuchalová Lucie, Gorrec Fabrice, Wagner Susan, Dányi István, Lukavsky Peter J, Valásek Leos Shivaya
Abstract excerpt
Translation initiation factor eIF3 acts as the key orchestrator of the canonical initiation pathway in eukaryotes, yet its structure is greatly unexplored. We report the 2.2 Å resolution crystal structure of the complex between the yeast seven-bladed β-propeller eIF3i/TIF34 and a C-terminal α-helix of eIF3b/PRT1, which reveals universally conserved interactions. Mutating these interactions displays severe growth...
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