1. Laboratory of Biomolecular Research Department of Biology and Chemistry Paul Scherrer Institut 5232 Villigen PSI Switzerland
2. Computational & Chemical Biology Istituto Italiano di Tecnologia via Morego, 30 16163 Genova Italy
3. Swiss Light Source Paul Scherrer Institut 5232 Villigen PSI Switzerland
4. Department of Pharmacy and Biotechnology Alma Mater Studiorum University of Bologna via Belmeloro 6 40126 Bologna Italy
5. University of Basel Biozentrum 4056 Basel Switzerland