Affiliation: | 1. Laboratory of Physical Chemistry, ETH Zurich, ETH‐H?nggerberg, 8093 Zürich (Switzerland);2. Institute of Biophysical Chemistry, Center for Biomolecular Magnetic Resonance, Goethe University Frankfurt am Main, Max‐von‐Laue‐Strasse 9, 60438 Frankfurt am Main (Germany) |