1. Department of Chemistry and Biochemistry, Miami University, 651 East High Street, 160 Hughes Laboratories, Oxford, Ohio 45056, United States
2. Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio 44106, United States
3. Molecular Biology Consortium, Beamline 4.2.2, Advanced Light Source, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
4. Departments of Medicine, Pharmacology, Molecular Biology and Microbiology, Biochemistry, Proteomics, and Bioinformatics and CWRU-Cleveland VAMC Center for Antimicrobial Resistance and Epidemiology, Case Western Reserve University, Cleveland, Ohio 44106, United States