1. Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, 117997 Moscow, Russia
2. Department of Biomedical and Molecular Sciences, Queen's University, Kingston, Ontario, K7L 3N6 Canada
3. Institute of Macromolecular Compounds, Russian Academy of Sciences, Petersburg, 119004 Russia
4. Department of Chemical Engineering, Queen's University, Kingston, Ontario, K7L 3N6 Canada