1. Center for Structural Genomics of Infectious Diseases, University of Chicago, Chicago, Illinois, USA
2. Structural Biology Center, X-ray Science Division, Argonne National Laboratory, Lemont, Illinois, USA
3. Department of Microbiology and Environmental Toxicology, University of California, Santa Cruz, California, USA
4. Bioscience Division, Argonne National Laboratory, Lemont, Illinois, USA
5. Center for Structural Genomics of Infectious Diseases, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
6. Department of Microbiology-Immunology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
7. Infectious Disease Group, J. Craig Venter Institute, Rockville, Maryland, USA
8. GSK, Collegeville, Pennsylvania, USA
9. Department of Biochemistry and Molecular Genetics, Feinberg School of Medicine, Northwestern University, Chicago, Illinois, USA
10. Department of Biochemistry and Molecular Biology, the University of Chicago, Chicago, Illinois, USA