1. Department
of Chemistry and Pharmacology, Ludwig-Maximilians-Universität München, Center of Integrated Protein Science Munich, Munich D-81377, Germany
2. Buchmann
Institute for Molecular Life Sciences, Institute of Biochemistry, Johann Wolfgang Goethe-Universität, Frankfurt D-60438, Germany
3. Institute
for Anatomy and Cell Biology, Justus-Liebig-Universität, German Center for Lung Research, Giessen D-35385, Germany