1. Japan Science and Technology Corporation, Izumi, Osaka, 594-1144, Japan, Department of Physics, School of Science and Technology, Kwansei Gakuin University, Sanda, 669-1337, Japan, Genome Science Center, RIKEN Yokohama Institute, Yokohama, 230-0045, Japan, Kinki University, School of Biology-Oriented Science and Technology, Wakayama, 649-6493, Japan, and Department of Biology, Faculty of Science, and Graduate School of Science and Technology, Kobe University, Kobe, 657-8501, Japan