1. Division of Molecular Science, Graduate School of Science and Technology, Gunma University, Tenjin-cho 1-5-1, Kiryu, Gunma 376-8515, Japan
2. Norwegian Biopolymer Laboratory, Department of Biotechnology and Food Science, Norwegian University of Science and Technology (NTNU), Trondheim 7491, Norway
3. Research Center for Thermal and Entropic Science, Graduate School of Science, Osaka University, 1-1 Machikaneyama-cho, Toyonaka, Osaka 560-0043, Japan