1. Department of Biochemistry; Faculty of Science; Burapha University; Chonburi Thailand
2. Department of Biochemistry; Faculty of Dentistry; Chulalongkorn University; Patumwan Bangkok Thailand
3. Department of Biochemistry and Center for Structural Biology; Wake Forest School of Medicine; Winston-Salem NC USA
4. Department of Biochemistry and Biophysics; Oregon State University; Corvallis OR USA
5. Department of Biochemistry and Center of Excellence in Protein Structure & Function; Faculty of Science; Mahidol University; Bangkok Thailand