1. Institute for Laser Technology, Utsubo-Hommachi 1-8-4, Nishiku, Osaka, 550-0004, Japan, Department of Biochemistry and Center for Excellence in Protein Structure and Function, Faculty of Science, Mahidol University, Bangkok 10400, Thailand, Department of Biochemistry, Faculty of Dentistry, Chulalongkorn University, Henri-Dunant Road, Patumwan, Bangkok, 10300, Thailand, SC1-413 Department of Chemistry, Faculty of Science, Mahasarakham University, Mahasarakham 44150, Thailand