1. Research group ESR spectroscopy, Max Planck Institute for Multidisciplinary Sciences, 37077 Göttingen, Germany
2. Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, United States
3. Department of structural dynamics, Max Planck Institute for Multidisciplinary Sciences, 37077 Göttingen, Germany
4. Department of Molecular Enzymology, Georg-August University, 37077 Göttingen, Germany
5. Research group bioanalytical mass spectrometry, Max Planck Institute for Multidisciplinary Sciences, 37077 Göttingen, Germany
6. Bioanalytics, University Medical Center, 37075 Göttingen, Germany
7. Department of Chemistry and Department of Biology, Massachusetts Institute of Technology, Cambridge, Massachusetts 20139, United States
8. Department of Chemistry, Georg-August University, 37077 Göttingen, Germany