1. Department
of Biomedical Engineering, Washington University in St. Louis, One Brookings Drive, Campus Box 1097, St. Louis,
Missouri 63130, United States
2. Program in Molecular Biophysics, Johns Hopkins University, Baltimore, Maryland 21218, United States
3. Department of Biochemistry, University of Zurich, Winterthurerstrasse 190, CH-8057, Zurich,
Switzerland
4. Medical Scientist Training Program and Computational & Molecular Biophysics Program, Washington University School of Medicine, St. Louis, Missouri 63110, United States