1. Department of Chemistry, Chicago Center for Theoretical Chemistry, Institute for Biophysical Dynamics, and James Franck Institute, The University of Chicago, Chicago, Illinois 60637, United States
2. Department of Molecular Physiology and Biological Physics, University of Virginia School of Medicine, Charlottesville, Virginia 22908, United States
3. Center for Membrane Biology, University of Virginia School of Medicine, Charlottesville, Virginia 22908, United States
4. Cardiovascular Research Center, University of Virginia School of Medicine, Charlottesville, Virginia 22908, United States
5. Department of Medicine, Division of Cardiovascular Medicine, University of Virginia School of Medicine, Charlottesville, Virginia 22908, United States