1. Laboratory of Theory of Biopolymers, Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw, Poland
2. IRB - BSC Joint Research Program in Computational Biology, Institute for Research in Biomedicine, Josep Samitier 1-5, Barcelona 08028, Spain
3. Department of Biochemistry, Universitat of Barcelona, Gran Via de les Corts Catalanes, 585 08007 Barcelona, Spain