1. UPMC Université Paris 06, UMR 7574, Chimie de la Matière Condensée de Paris, F-75005, Paris, France
2. Laboratoire Léon Brillouin, LLB, CEA Saclay, F-91191 Gif-sur-Yvette Cedex, France
3. Plate-Forme de Cryomicroscopie Moléculaire, URA 2185, Institut Pasteur, F-75015, Paris, France
4. InBio, Department of Biochemical and Microbial Technology, Faculty of Bioscience Engineering, Ghent University, 9000, Ghent, Belgium