1 Department of Molecular and Medical Virology, Ruhr University Bochum, 44801, Bochum, Germany.
2 Department of Molecular and Medical Virology, Ruhr University Bochum, 44801, Bochum, Germany; European Virus Bioinformatics Center (EVBC), 07743, Jena, Germany. Electronic address: daniel.todt@ruhr-uni-bochum.de.