6 Department of Bioscience and Biotechnology, Japan Advanced Institute of Science and Technology, 1-1 Asahidai, Nomi City, Ishikawa, 923-1292, Japan. biyani@jaist.ac.jp.
7 Division of Food Science and Biotechnology, Graduate School of Agriculture, Kyoto University, Sakyo-Ku, Kyoto, 606-8502, Japan. yasukawa.kiyoshi.7v@kyoto-u.ac.jp.