1. Faculty of Physics; Department of Molecular Biophysics; Saint Petersburg State University; Petrodvorets, Ulyanovskaya str. 1 198504 St. Petersburg Russia
2. Experimental Physics, Institute of Physics and Astronomy; University of Potsdam; Karl-Liebknecht-str. 24/25 14469 Potsdam-Golm Germany
3. Faculty of Biology; Department of Biophysics; Lomonosov Moscow State University; Leninskie Gory 1/12 119991 Moscow Russia
4. A.N. Belozersky Institute of Physico-Chemical Biology; Lomonosov Moscow State University; Leninskie Gory 1/40 119991 Moscow Russia