1. National Centre for Biomolecular Research, Faculty of Science
2. Central European Institute of Technology, Masaryk University, Kamenice 5/A4, Brno 62500, Czech Republic
3. Institute of Microbiology, Academy of Sciences of the Czech Republic, Vídeňská 1083, Prague 142 20, Czech Republic
4. Department of Biochemistry, Faculty of Science, Masaryk University, Kamenice 5/A5, Brno 62500, Czech Republic