1. Department of Chemistry, Norwegian University of Science and Technology, Høgskoleringen 5, 7491 Trondheim, Norway
2. Laboratory of Computational Biology, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892, United States
3. Center for Molecular Modeling (CMM), Ghent University, Technologiepark, Zwijnaarde, Ghent 9000, Belgium
4. IBiTech, Faculty of Engineering and Architecture, Ghent University, Corneel Heymanslaan
10, Block B - entrance 36, 9000 Gent, Belgium