1. Chemical Biology & Organic Synthesis, Debye Institute for Nanomaterials Science, Faculty of Science, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands, Fax: +31‐30‐2523615
2. Membrane Enzymology, Faculty of Science, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands
3. Crystal and Structural Chemistry, Faculty of Science, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands