1. Japan Collection of Microorganisms; RIKEN BioResource Center; Tsukuba Ibaraki 305-0074 Japan
2. Department of Biological Sciences, Graduate School of Science; the University of Tokyo; Bunkyo-ku Tokyo 113-0032 Japan
3. Research Affairs, Faculty of Medicine; Chulalongkorn University; Pathum Wan Bangkok 10330 Thailand
4. Division of Genomic Technologies; RIKEN Center for Life Science Technologies; Yokohama Kanagawa 230-0045 Japan
5. Department of Microbiology; Meiji Pharmaceutical University; Kiyose Tokyo 204-8588 Japan
6. Department of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences; the University of Tokyo; Kashiwa Chiba 277-8568 Japan
7. Atmosphere and Ocean Research Institute; the University of Tokyo; Kashiwa Chiba 277-8564 Japan