1. Contribution from the Division of Biological Sciences, Graduate School of Science, Frontier Research Center for Post-Genomic Science and Technology, Hokkaido University, Kita 21 Nishi 11, Sapporo 001-0021, Japan, Division of Bio-science, Graduate School of Environmental Earth Science, Hokkaido University, Kita 10 Nishi 5, Sapporo 060-0810, Japan, Shionogi Laboratory of Biomolecular Chemistry, Division of Biological Science, Graduate School of Science, Frontier Research Center for Post-Genomic Science and...