1. Department of Pharmaceutical Sciences College of Pharmacy University of Kentucky Lee T. Todd, Jr. Building 789 South Limestone St. Lexington KY 40536-0596 USA
2. University of Washington Center for Emerging and Re-emerging Infectious Diseases 750 Republican St. Seattle WA 98109 USA
3. University of Washington Seattle Structural Genomics Center for Infectious Diseases 307 Westlake Avenue N Seattle WA 98109 USA
4. Earth and Biological Sciences Directorate Pacific Northwest National Laboratory P. O. Box 999 Richmond WA 99352 USA
5. School of Molecular Biosciences Washington State University P. O. Box 647520 Pullman WA 99164 USA
6. Department of Molecular and Cellular Biochemistry College of Medicine University of Kentucky Biological Sciences Research Bldg 741 South Limestone St. Lexington KY 40536-0509 USA