1. Institute of Science and Technology Austria (IST Austria), Am Campus 1, 3400 Klosterneuburg, Austria.
2. Department of Chemistry, University of Wisconsin–Whitewater, 800 West Main Street, Whitewater, WI 53190, USA.
3. Department of Biochemistry, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226, USA.
4. Institute for Cellular Chemistry, Hannover Medical School [Medizinische Hochschule Hannover (MHH)], Carl-Neuberg-Strasse 1, 30625 Hannover, Germany.
5. Research Institute of Molecular Pathology, Vienna Biocenter, Dr. Bohr Gasse 7, 1030 Vienna, Austria.
6. School of Chemistry, The University of Sydney, Sydney, New South Wales 2006, Australia.
7. Institute of Immunology, Hannover Medical School (MHH), Carl-Neuberg-Strasse 1, 30625 Hannover, Germany.