1. Department Synthesis of Macromolecules Max Planck Institute for Polymer Research Ackermannweg 10 55128 Mainz Germany
2. Institute of Inorganic Chemistry I Ulm University Albert‐Einstein‐Allee 11 89081 Ulm Germany
3. Institute of Organic Chemistry III/Macromolecular Chemistry Ulm University Albert‐Einstein‐Allee 11 89081 Ulm Germany
4. Institute of Molecular Virology Ulm University Medical Center Meyerhofstraße 1 Ulm 89081 Germany
5. Department of Chemistry University of Cambridge Cambridge CB2 1EW UK
6. Cavendish Laboratory University of Cambridge Cambridge CB3 0HE UK
7. Laboratory of Organic and Physical Chemistry Wageningen University Stippeneng 4 Wageningen 6703 WE The Netherlands
8. Core Facility of Functional Peptidomics Ulm University Medical Center Albert‐Einstein‐Allee 47 89081 Ulm Germany