1. Department of Biology, University of Konstanz, Universitätsstrasse 10, Konstanz 78457, Germany
2. Konstanz Research School Chemical Biology, University of Konstanz, Universitätsstrasse 10, Konstanz 78457, Germany
3. Department of Molecular Structural Biology, Max Planck Institute of Biochemistry, Martinsried 82152, Germany
4. Institute for Auditory Neuroscience, University Medical Center Göttingen, Göttingen 37077, Germany
5. Structural Bioinformatics Unit, Department of Structural Biology and Chemistry, Institut Pasteur, CNRS UMR 3528, 28 rue du Docteur Roux, Paris 75015, France