1. Department of Chemistry, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan
2. Department of Biomolecular Functional Engineering, Faculty of Engineering, Ibaraki University, Ibaraki 316-8511, Japan
3. Toin Human Science and Technology Center, Toin University of Yokohama, 1614 Kurogane-cho, Aoba-ku, Yokohama 225-8502, Japan
4. Center for Biological Resources and Informatics, Tokyo Institute of Technology, Yokohama 226-5801, Japan