1. Faculty of Physics, Systems Biophysics Ludwig-Maximilians-Universität München Amalienstraße 54 80799 Munich Germany
2. Chair of Theoretical Chemistry, Department of Chemistry Ludwig-Maximilians-Universität München Butentandtstraße 5–13 81377 Munich Germany
3. Faculty of Chemistry and Pharmacy Ludwig-Maximilians-Universität München Butentandtstraße 5–13 81377 Munich Germany
4. Faculty of Physics, Statistical and biological physics Ludwig-Maximilians-Universität München Theresienstraße. 37 D-80333 Munich Germany
5. Institute of Science and Technology Austria c/o NMR Facility Am Campus 1 3400 Klosterneuburg Austria
6. Institute of Biophysics Academy of Sciences of the Czech Republic Královopolská 135 61265 Brno Czech Republic
7. Max Planck Institute for Solid State Research Heisenbergstr. 1 70569 Stuttgart Germany