1. Department of Biochemistry, Molecular Biology and Biophysics, University of Minnesota, Minneapolis, Minnesota, USA
2. Masonic Cancer Center, University of Minnesota, Minneapolis, Minnesota, USA
3. Institute for Molecular Virology, University of Minnesota, Minneapolis, Minnesota, USA
4. Department of Molecular Medicine, Scripps Research, The Scripps Research Molecular Screening Center, Jupiter, Florida, USA
5. Department of Medicinal Chemistry, University of Minnesota, Minneapolis, Minnesota, USA
6. Center for Drug Discovery, Department of Pathology & Immunology, Baylor College of Medicine, Houston, Texas, USA
7. Department of Pharmacology and Chemical Biology, Baylor College of Medicine, Houston, Texas, USA
8. Department of Biochemistry and Molecular Biology, Baylor College of Medicine, Houston, Texas, USA
9. Howard Hughes Medical Institute, University of Minnesota, Minneapolis, Minnesota, USA