1. Laboratoire Physiologie Cellulaire de la Synapse, CNRS UMR 5091, University of Bordeaux, 33077 Bordeaux, France
2. Leibniz Institute for Neurobiology, Brenneckestr. 6, 39118 Magdeburg, Germany
3. Institute for Biochemistry & Cell Biology, Otto von Guericke University, Leipziger Str. 44, 39120 Magdeburg, Germany