1. Department of Biology, Lomonosov Moscow State University, 119234 Moscow, Russia
2. Laboratory of Structural-Functional Organization of Chromosomes, Institute of Gene Biology, Russian Academy of Sciences, 119334 Moscow, Russia
3. Faculty of Biology, MSU-BIT Shenzhen University, Shenzhen 518172, China
4. Department of Physics, Lomonosov Moscow State University, 119234 Moscow, Russia
5. Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, 117997 Moscow, Russia
6. Fox Chase Cancer Center, Philadelphia, PA 19111, USA