1. Department of Bionano Engineering, Center for Bionano Intelligence Education and Research, Hanyang University, Ansan 155-88, South Korea
2. Department of Molecular and Cellular Physiology, Stanford University, California 94305, United States
3. Department of Life Sciences, Imperial College London, London, SW7 2AZ, United Kingdom
4. Department of Neuroscience, University of Copenhagen, DK-2200, Copenhagen, Denmark
5. Department of Cell Physiology and Molecular Biophysics, Center for Membrane Protein Research, School of Medicine, Texas Tech University Health Sciences Center, Lubbock, Texas 79430, United States