1. Department of Molecular Biology, Umeå University, Umeå, Sweden
2. Umeå Centre for Microbial Research, Umeå University, Umeå, Sweden
3. Department of Microbiology, College of Medicine, Howard University, Washington, DC, USA
4. Interdisciplinary Research Building, Howard University, Washington, DC, USA
5. Key Laboratory of Special Pathogens and Biosafety, Wuhan Institute of Virology, Chinese Academy of Sciences, Wuhan, China
6. Department of Molecular Infection Biology, Helmholtz Centre for Infection Research, Braunschweig, Germany