Institution: | a Institute of Biology I, University of Leipzig, Johannisallee 21-23, 04103 Leipzig, Germany b Junior Research Group “Structural Biology of Membrane Proteins” Institute of Biochemistry/Biotechnology, Martin Luther University Halle-Wittenberg, Kurt-Mothes-Str. 3, D-06120 Halle, Germany c Institute of General Botany, Johannes Gutenberg University of Mainz, Müllerweg 6, 55128 Mainz, Germany d Institute of Medical Physics and Biophysics, University of Leipzig, D-04107 Leipzig, Germany |