1. Green Biotechnology Research Group, The Special Division for Human Life Technology, National Institute of Advanced Industrial Science and Technology, 1-8-31 Midorigaoka, Ikeda, Osaka 563−8577; AON Chemical Company, Limited, 3-87 Chiyomi, Tottori 680-0911, Japan; Omura Toryo Company, Limited, 3-76 Chiyomi, Tottori 680-0911, Japan; and Faculty of Engineering, Tottori University, Koyama, Tottori 680-8522, Japan