1. Department of Protein Biochemistry; Institute of Biochemistry and Biotechnology, Martin Luther University, Halle Wittenberg; 06120 Halle Germany
2. Department of Virology; Institute of Biochemistry and Biotechnology, Martin Luther University, Halle Wittenberg; 06120 Halle Germany
3. Biocenter; Martin Luther University, Halle Wittenberg; 06120 Halle Germany
4. Department of Physical Biotechnology; Institute of Biochemistry and Biotechnology, Martin Luther University, Halle Wittenberg; 06120 Halle Germany