1. Department of Chemistry, Chemistry of Life Processes Institute, Center for Developmental Therapeutics, Northwestern University, Evanston, Illinois 60208, United States
2. Department of Molecular Biosciences, Northwestern University, Evanston, Illinois 60208, United States
3. Department of Chemistry and Proteomics Center of Excellence, Northwestern University, Evanston, Illinois 60208, United States
4. Proteomics Center of Excellence, Northwestern University, Evanston, Illinois 60208, United States
5. High Throughput Analysis Laboratory, Chemistry of Life Processes Institute, and Department of Molecular Biosciences, Northwestern University, Evanston, Illinois 60208, United States
6. Department of Pharmacology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois 60611, United States