1. Laboratory of Spectral Analysis, M. M. Shemyakin and Y. A. Ovchinnikov Institute of Bioorganic Chemistry, Moscow, 177871, Russia
2. Department of Bioenergetics, A. N. Belozersky Institute of Physico-Chemical Biology, Moscow State University, Moscow, 119899, Russia
3. Division of Cellular Immunology, La Jolla Institute for Allergy and Immunology, San Diego, CA 92121, U.S.A.
4. Institute for Cancer Research, The Fox Cancer Institute, Philadelphia, PA 19111, U.S.A.