1. Institute of Low Temperature and Structure Research
2. Polish Academy of Sciences
3. 50-422 Wroclaw
4. Poland
5. Institute of Genetics and Microbiology
6. University of Wroclaw
7. 51-148 Wroclaw
8. Clermont Université
9. ENSCCF
10. 63000 Clermont-Ferrand
11. France
12. CNRS