1. German Center for Infection Research, Partner Site Munich and Associated Partner Site Charité, Berlin and Associated Partner Site Frankfurt, Germany
2. Max von Pettenkofer Institute and Gene Center, Virology, National Reference Center for Retroviruses, Ludwig Maximilian University, Munich, Germany
3. Institute of Virology, School of Medicine, Technical University Munich/Helmholtz Zentrum München, Munich, Germany
4. Institute of Medical Virology, University Hospital, Goethe University Frankfurt am Main, Frankfurt, Germany
5. Bavarian Health and Food Safety Authority, Oberschleißheim, Germany
6. Bundeswehr Institute of Microbiology, Munich, Germany
7. Laboratory for Functional Genome Analysis (LAFUGA), Gene Center, Ludwig Maximilian University, Munich, Germany
8. Institute of Virology, Charité University Medicine, Berlin, Germany