1. Institute of Biochemistry, Universität Leipzig, Brüderstr. 34; Leipzig 04103 Germany
2. Institute for Medical Physics and Biophysics, Universität Leipzig, Härtelstr. 16-18; Leipzig 04107 Germany
3. Institute of Materials Science, Max Bergmann Center of Biomaterials, TU Dresden, Budapester Strasse 27; Dresden 01069 Germany
4. Structural Bioinformatics, BIOTEC TU Dresden, Tatzberg 47-49; Dresden 01307 Germany
5. Biomaterials Department; INNOVENT e.V., Prüssingstraße 27B; Jena 07745 Germany
6. Faculty of Chemistry; University of Gdańsk, ul. Wita Stwosza 63; Gdańsk 80-308 Poland