1. Department of Biochemistry and Cell Biology National Institute of Infectious Diseases Shinjuku‐ku Japan
2. Department of Pharmaceutical Sciences Teikyo Heisei University Nakano‐ku Japan
3. Laboratory for Protein Functional and Structural Biology RIKEN Center for Biosystems Dynamics Research Yokohama Japan
4. Graduate School of Pharmaceutical Sciences Osaka University Suita Japan
5. Department of Infectious Diseases Hamamatsu University School of Medicine Hamamatsu Japan
6. Department of Virology II National Institute of Infectious Diseases Shinjuku‐ku Japan