1. Institute of Biophysics and Nanosystems Research, Austrian Academy of Sciences, Graz, Austria
2. Institut de Biologie Structurale, Grenoble, France
3. Institut Laue Langevin, Grenoble, France
4. Université Joseph Fourier Grenoble I, France
5. Department of Medical Biochemistry, Medical University Vienna, Max F. Perutz Laboratories, Vienna, Austria