1. Department of Microbial Chemistry, Faculty of Pharmaceutical Sciences, Nagoya City University, Nagoya 467-8603, Japan, Department of Biology, Graduate School of Science, Osaka University, Toyonaka 560-0043, Japan, Chiba University School of Medicine, Chiba 260-8670, Japan, Department of Biological Science and Technology, Science University of Tokyo, Noda 278-0022, Japan, Faculty of Science, Japan Women's University, Tokyo 112-0015, Japan, and Department of Biochemistry, Dokkyo University Medical School,...