1. Department of Microbiology and Immunology Loyola University Chicago Health Sciences Division Stritch School of Medicine Maywood Illinois 60153
2. Department of Microbiology Faculty of Pharmacy Alexandria University Alexandria 21521 Egypt
3. Department of Molecular Pharmacology and Biological Chemistry Center for Structural Genomics of Infectious Diseases Northwestern University Feinberg School of Medicine Chicago Illinois 60611
4. Departments of Biomedical Engineering Chemistry and Cell and Molecular Biology Northwestern University 2145 Sheridan Road Evanston Illinois 60208
5. Buck Institute for Research on Aging Novato California 94945
6. Institute for Microbiology Ernst‐Moritz‐Arndt‐University of Greifswald F.‐L.‐Jahn‐Str. 15 D‐17487 Greifswald Germany
7. Department of Pharmaceutical Chemistry University of California San Francisco California 94143