1. Chemistry and Molecular Pharmacology Program; Institute for Research in Biomedicine; The Barcelona Institute of Science and Technology; Baldiri Reixac 10 08028 Barcelona Spain
2. Department of Organic Chemistry; University of Barcelona; Martí i Franquès, 1-11 08028 Barcelona Spain
3. Centre de Biochimie Structurale; INSERM U1054; CNRS UMR 5048; Université de Montpellier 1 and 2; 29 rue de Navacelles 34090 Montpellier France
4. Joint BSC-CRG-IRB Research Program in Computational Biology; Barcelona Supercomputing Center; Jordi Girona 31 08034 Barcelona Spain
5. NMR Facility; Scientific and Technological Centers University of Barcelona (CCiTUB); Baldiri Reixac 10 08028 Barcelona Spain
6. Institució Catalana de Recerca i Estudis Avançats (ICREA), Passeig Lluís Companys 23; 08010 Barcelona Spain
7. Structural Biology Unit; CIC bioGUNE; Parque Tecnológico de Vizcaya, Ed. 800 48160 Derio Spain
8. Iproteos; S L; Barcelona Science Park; Baldiri Reixac 10 08028 Barcelona Spain