1. Division of Biophysics, Institute of Experimental Physics, Faculty of Physics, University of Warsaw, Pasteura 5, 02-093 Warsaw, Poland
2. Laboratory of Protein Structure, International Institute of Molecular and Cell Biology, Ksiecia Trojdena 4, 02-109 Warsaw, Poland
3. Department of Pharmaceutical Chemistry, University of California, San Francisco, San Francisco, California 94158, United States
4. Centre of New Technologies, University of Warsaw, Banacha 2c, 02-097 Warsaw, Poland