1. Department of Cell Biology, Faculty of Science, Charles University, Vinicna 7, Prague 2, 128 00, Czechia
2. Institute of Organic Chemistry and Biochemistry of the CAS, Flemingovo namesti 2, 166 10 Prague 6, Czechia
3. Department of Physical Chemistry, University of Chemistry and Technology Prague, Technicka 5, 166 28 Prague 6, Czechia
4. Electron Microscopy Core Facility of the Microscopy Centre, Institute of Molecular Genetics of the CAS, Videnska 1083, 142 20 Prague 4, Czechia
5. Nuclear Physics Institute of the CAS, 250 68 Husinec-Rez 130, Czechia