1. Japan Science and Technology Agency (JST); ERATO; 2-1 Hirosawa, Wako-shi Saitama 351-0198 Japan
2. RIKEN Advanced Science Institute (ASI); 2-1 Hirosawa, Wako-shi Saitama 351-0198 Japan
3. Mitsubishi Kagaku Institute of Life Sciences (MITILS); 11 Minami-oya, Machida-shi Tokyo 194-8511 Japan
4. Tokyo Institute of Technology; Graduate School of Bioscience and Biotechnology; Midori-ku Yokohama 226-0018 Japan