1. Institute of Virology, Medical Center-University of Freiburg, Freiburg, Germany
2. Faculty of Mathematics and Computer Science, Friedrich Schiller University, Jena, Germany
3. European Virus Bioinformatics Center, Friedrich Schiller University, Jena, Germany
4. Institute of Virology, Philipps University Marburg, Marburg, Germany
5. Fritz Lippmann Institute, Leibniz Institute of Age Research, Jena, Germany
6. Faculty of Medicine, University of Freiburg, Freiburg, Germany