1. School of Molecular Sciences, Arizona State University, Tempe, Arizona 85287, United States
2. Center for Applied Structural Discovery, The Biodesign Institute, Arizona State University, Tempe, Arizona 85287, United States
3. Third Institute of Physics - Biophysics, Department of Physics, University of Göttingen, Göttingen, Germany
4. Department of Physics and Soft Matter Center, Duke University, Durham, North Carolina 27708, United States