1. Department of Chemistry, National Taiwan University, No. 1, Sec. 4, Roosevelt Road, Taipei (Taiwan, ROC), Fax: (+886) 2‐3366‐1677 http://www.ch.ntu.edu.tw/english/efaculty/people/chiu‐eng.html
2. Institute of Molecular Biology, National Chung Hsing University and Department of Medical Genetics, China Medical University Hospital, Taichung (Taiwan, ROC)