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Imaging alpha-hemolysin with molecular dynamics: ionic conductance, osmotic permeability, and the electrostatic

Aleksij Aksimentiev1, Klaus Schulten

  • 1Beckman Institute for Advanced Science and Technology, University of Illinois at Urbana-Champaign, 61801, USA.

Biophysical Journal
|March 15, 2005
PubMed
Summary

Staphylococcus aureus alpha-hemolysin forms a channel in lipid membranes. Molecular dynamics simulations reveal its ion and water permeability, with His-144 residues acting as a pH sensor.

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