1. Department of Chemistry, Graduate School of Science, The University of Tokyo, Bunkyo-ku, Tokyo 113-0033, Japan
2. Department of Neurochemistry, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo 113-0033, Japan
3. Department of Chemistry, University of Toronto, Toronto, Ontario M5S 3H6, Canada
4. College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China
5. Department of Microbiology and Cell Biology, Montana State University, Bozeman, Montana 59717, United States
6. PRESTO, Japan Science and Technology Agency,
Chiyoda-ku, Tokyo 102-0075, Japan
7. CERVO Brain Research Center and Department of Biochemistry, Microbiology, and Bioinformatics, Université Laval, Québec, Québec G1 V 0A6, Canada