1. Computational Biophysics Research Team, RIKEN Center for Computational Science, 6-7-1 minatojima-Minamimachi, Chuo-ku, Kobe, Hyogo 650-0047, Japan
2. Graduate School of Life Science, University of Hyogo, 3-2-1 Kouto, Kamigori, Ako, Hyogo 678-1297, Japan
3. Synchrotron Radiation Life Science Instrumentation Team, RIKEN SPring-8 Center, 1-1-1 Kouto, Sayo, Hyogo 679-5148, Japan
4. Theoretical Molecular Science Laboratory, RIKEN Cluster for Pioneering Research, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
5. Laboratory for Biomolecular Function Simulation, RIKEN Center for Biosystems Dynamics Research, 6-7-1 minatojima-Minamimachi, Chuo-ku, Kobe, Hyogo 650-0047, Japan