1. Institute of Pharmaceutical Chemistry, Goethe University Frankfurt, D-60438 Frankfurt, Germany
2. Department of Pharmacy, Ludwig-Maximilians-Universität München, D-81377 Munich, Germany
3. Fraunhofer Institute for Translational Medicine and Pharmacology ITMP, D-60596 Frankfurt, Germany
4. Structural Genomics Consortium, BMLS, Goethe University Frankfurt, D-60438 Frankfurt, Germany