1. Department of Integrated Structural Biology, Institute of Genetics and Molecular and Cellular Biology, University of Strasbourg, Illkirch, France.
2. Laboratory of Structural Biology, Institute of Fundamental Medicine and Biology, Kazan Federal University, Kazan, Russia.
3. Groningen Biomolecular Sciences and Biotechnology Institute (GBB), University of Groningen, Groningen, Netherlands.
4. Department of Biology, Texas A&M University, College Station, TX, USA.
5. Federal Research Center “Kazan Scientific Center of Russian Academy of Sciences”, Kazan, Russia.
6. Moscow Institute of Physics and Technology, Dolgoprudny, Russia.
7. The Joint Institute for Nuclear Research, Dubna, Russia.