1. All-Russia Research Institute for Agricultural Microbiology (ARRIAM), 196608, St. Petersburg, sh. Podbelskogo 3, Russian Federation;
2. Siberian Institute of Plant Physiology and Biochemistry (SIPPB), 664033, Irkutsk, P.O.Box 1243, Russian Federation; and
3. Saint Petersburg State University, Department of Genetics and Biotechnology, 199034, St. Petersburg, Universitetskaya Emb. 7/9, Russian Federation