1 Department of Pharmaceutical and Pharmacological Sciences, KU Leuven, Laboratory for Molecular Virology and Gene Therapy, Louvain, Flanders, Belgium.
2 Viral Mutation Section, HIV Drug Resistance Program, Center for Cancer Research, National Cancer Institute, Frederick, MD, USA.
3 KU Leuven, Laboratory of Molecular Immunology, Rega Institute, Louvain, Flanders, Belgium.
4 Department of Proteomics and Signal Transduction, Max-Planck Institute of Biochemistry, 82152, Martinsried, Germany.
5 Veterinary and Agrochemical Research Centre CODA-CERVA, Brussels, Belgium.
6 Robert Koch Institute, Centre for HIV and Retrovirology, Berlin, Germany.
7 Department of Pharmaceutical and Pharmacological Sciences, KU Leuven, Laboratory for Molecular Virology and Gene Therapy, Louvain, Flanders, Belgium. zeger.debyser@med.kuleuven.be.