Article
State-stabilizing Interactions in Bacterial Mechanosensitive Channel Gating and Adaptation.
The Journal of biological chemistry - 17 Jul 2009
Anishkin Andriy, Sukharev Sergei
Abstract excerpt
We outline several principles that we believe define the gating of two bacterial mechanosensitive channels, MscL and MscS. Serving as turgor regulators in bacteria and other walled cells, these molecules are tangible models for studying conformational transitions in membrane proteins driven directly by membrane tension. MscL, a compact pentamer, reversibly opens a gigantic 30-A pore at near-lytic tensions. MscS,...
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