1. Institute of Bio- and Geosciences – Biotechnology (IBG-1) Forschungszentrum Jülich GmbH Wilhelm-Johnen-Straße 52425 Jülich Germany
2. Aachen Biology and Biotechnology (ABBt) RWTH Aachen University Worringerweg 1 52074 Aachen Germany
3. Macromolecular Chemistry Bavarian Polymer Institute University of Bayreuth Universitätsstrasse 30 95440 Bayreuth Germany