1. Department of Medicinal Chemistry and Molecular Pharmacology Purdue Institute for Drug Discovery Purdue University Center for Cancer Research Purdue University West Lafayette IN 47907 USA
2. Department of Biochemistry and Molecular Biology Center for Computational Biology and Bioinformatics Indiana University School of Medicine Indianapolis IN 46202 USA
3. Department of Biological Sciences, Markey Center for Structural Biology and the Purdue Institute of Inflammation Immunology and Infectious Disease Purdue University West Lafayette IN 47907 USA