1. Laboratory of Chemical Physics National Institute of Diabetes and Digestive and Kidney Diseases National Institute of Health Bethesda MD 20892-0520 USA
2. Current address: Flagship Labs 79, Inc. One Kendall Square. Cambridge MA 02139 USA
3. UMRT INRAE 1158 BioEcoAgro—BIOPI Biologie des Plantes et Innovation Université de Picardie 33 Rue St Leu 80039 Amiens France
4. UR 4294 AGIR Agents Infectieux Résistance chimiothérapie UFR de Pharmacie Université de Picardie 1, rue des Louvels 80037 Amiens France
5. Department of Computer Science University of Copenhagen Universitetsparken 1 2100 Copenhagen Denmark
6. School of Chemical Sciences The University of Auckland Private Bag 92019 1142 Auckland New Zealand