1. Faculty of Chemistry
2. University of Wroclaw
3. 50-383 Wroclaw
4. Poland
5. Medical University of Wroclaw
6. Faculty of Pharmacy
7. 50-556 Wroclaw
8. Max Planck Institute for Biophysical Chemistry and German Center for Neurodegenerative Diseases
9. 37077 Goettingen
10. Germany
11. Department for NMR-based Structural Biology
12. Max Planck Institute for Biophysical Chemistry
13. Goettingen