1. Research and Development, Bayer AG, Pharmaceuticals, Aprather Weg 18a, 42113 Wuppertal, Germany
2. University of Witten/Herdecke, 58455 Witten, Germany
3. Division of Nephrology and Clinical Immunology, RWTH Aachen University, 52074 Aachen, Germany
4. Department of Biochemistry, Case Western Reserve University, 44106 Cleveland, Ohio, United States
5. Lead Discovery−Structural Biology, Nuvisan ICB GmbH, 13353 Berlin, Germany
6. Institute of Pharmacology, Hannover Medical School, 30625 Hannover, Germany
7. Institute of Pharmacy, University Halle-Wittenberg, 06120 Halle, Germany