Institution: | (1) Department of Biophysical Chemistry, Groningen Biomolecular Sciences and Biotechnology Institute, University of Groningen, Nijenborgh 7, 9747 AG Groningen, The Netherlands;(2) Department of Neurobiology, Weizmann Institute of Science, Rehovot, Israel;(3) Department of Structural Biology, Weizmann Institute of Science, Rehovot, Israel;(4) Present address: Bragg Institute, Australian Nuclear Science and Technology Organisation, Menai, NSW, Australia;(5) Present address: Department of Physiology, David Geffen School of Medicine, University of California, Los Angeles, CA 90095-1751, USA; |