1. Institute of Biochemistry and Biophysics, Polish Academy of Sciences, 02-106 Warsaw, Poland
2. Warsaw University, Department of Chemistry, 02-093 Warsaw, Poland
3. The Norwegian Center for Structure Biology, Institute of Chemistry, University of Tromsø, N-9037 Tromsø, Norway
4. University of Warsaw, Institute of Genetics and Biotechnology, 02-106 Warsaw, Poland