Article
An allosteric Sec61 inhibitor traps nascent transmembrane helices at the lateral gate.
eLife - 1 Jan 2014
Mackinnon Andrew L, Paavilainen Ville O, Sharma Ajay, Hegde Ramanujan S, Taunton Jack
Abstract excerpt
Membrane protein biogenesis requires the coordinated movement of hydrophobic transmembrane domains (TMD) from the cytosolic vestibule of the Sec61 channel into the lipid bilayer. Molecular insight into TMD integration has been hampered by the difficulty of characterizing intermediates during this intrinsically dynamic process. In this study, we show that cotransin, a substrate-selective Sec61 inhibitor, traps...
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