1. Institute of Physical Biology, Heinrich Heine University Düsseldorf, D-40225 Düsseldorf, Germany
2. Institute of Biological Information Processing, IBI-7: Structural Biochemistry, Forschungszentrum Jülich, D-52428 Jülich, Germany
3. Department of NMR-based Structural Biology, Max Planck Institute for Multidisciplinary Sciences, D-37077 Göttingen, Germany
4. Department of Cell and Molecular Biology, School of Biology, College of Science, University of Tehran, 1417466191 Tehran, Iran