The Sachse group is located at Ernst Ruska-Centre for Microscopy and Spectroscopy with Electrons, ER-C-3: Structural Biology, Wilhelm-Johnen-Straße, 52425 Jülich, Germany

The Müller-Caspary group is located at the Department Chemie, Ludwig-Maximilians-Universität München, Butenandtstr. 11, 81377 München, Germany

The Stahlberg group is located at the EPFL, Lausanne, ßwitzerland, and is embedded and supported by both, the EPFL and the University of Lausanne, Switzerland.