1. Wageningen Centre for Food Sciences/TI Food and Nutrition, P.O. Box 557, 6700 AN, Wageningen, The Netherlands, Division of Chemical Enzymology, Chemistry Department, Moscow State University, 119899 Moscow, Russia, Laboratory of Biochemistry and Biophysics, Wageningen University, Dreijenlaan 3, 6703 HA, Wageningen, The Netherlands, MicroSpectroscopy Centre, P.O. Box 8128, 6700 ET, Wageningen, The Netherlands, Department of Structural Biology, Faculty of Earth and Life Sciences, Vrije Universiteit...