1. Institute of Biochemistry, Biocenter, Goethe University Frankfurt, 60438 Frankfurt am Main, Germany
2. Max von Pettenkofer Institute and Gene Center, Virology, National Reference Center for Retroviruses, Faculty of Medicine, Ludwig-Maximilians-Universität München, 80336 Munich, Germany
3. Institute for Experimental Infection Research, TWINCORE, Centre for Experimental and Clinical Infection Research, a Joint Venture between the Helmholtz Centre for Infection Research and the Hannover Medical School, 30625 Hannover, Germany
4. Institute of Immunology, Hannover Medical School, 30625 Hannover, Germany
5. Cluster of Excellence (EXC 2155) – Resolving Infection Susceptibility, Hannover Medical School, 30625 Hannover, Germany