1. Technical and Macromolecular Chemistry, Paderborn University, Warburger Str. 100, 33098 Paderborn, Germany
2. Institute of Resource Ecology, Biophysics Department, Helmholtz-Zentrum Dresden-Rossendorf, Bautzner Landstrasse 400, 01328 Dresden, Germany
3. Center for Molecular and Cellular Bioengineering, Technische Universität Dresden, 01062 Dresden, Germany
4. School of Chemistry, National University of Ireland Galway, Galway H91 TK33, Ireland