1. Institute for Mitochondrial Diseases and Aging, Medical Faculty, University of Cologne, 50931 Cologne, Germany
2. Cologne Excellence Cluster on Cellular Stress Responses in Aging-Associated Diseases (CECAD), University of Cologne, 50931 Cologne, Germany
3. Institute for Genetics, University of Cologne, 50674 Cologne, Germany
4. Department of Medical Biochemistry and Biophysics, Karolinska Institute, 17177 Stockholm, Sweden
5. Center for Molecular Medicine (CMMC), University of Cologne, 50931 Cologne, Germany