1. Département de Chimie, Université Laval, 1045 Av. de la Médecine, Québec City, Quebec G1V 0A6, Canada
2. Quebec Network for Research on Protein Function, Engineering and Applications, PROTEO, Montreal, Quebec H2X 3Y7, Canada
3. Department of Chemistry, Université du Québec à Montréal, C.P. 8888, Succursale Centre-Ville, Montreal, Quebec H3C 3P8, Canada