1. Department of Pharmacology Yale University School of Medicine New Haven Connecticut
2. Laboratory of Biochemical Pharmacology, Department of Pediatrics, Center for AIDS Research Emory University School of Medicine Atlanta Georgia
3. Department of Pharmacology and Toxicology University of Texas Medical Branch Galveston Texas
4. Sealy Center for Structural Biology University of Texas Medical Branch Galveston Texas
5. Department of Molecular Biophysics and Biochemistry Yale University School of Medicine New Haven Connecticut