1. Institute for Chemical Research Kyoto University Uji Kyoto Japan
2. Laboratory for Genetic Code Graduate School of Life and Medical Sciences Doshisha University Kyotanabe Kyoto Japan
3. Department of Biotechnology and Life Science Faculty of Technology Tokyo University of Agriculture and Technology Koganei Tokyo Japan
4. Structural Biology Research Center Photon Factory Institute of Materials Structure Science High Energy Accelerator Research Organization (KEK) Tsukuba Ibaraki Japan
5. Graduate School of Life and Environmental Sciences/Life Science Center of Tsukuba Advanced Research Alliance University of Tsukuba Tsukuba Ibaraki Japan
6. Graduate School of Pharmaceutical Sciences University of Tokyo Bunkyo‐ku Tokyo Japan