About the Authors
Department of Medicinal Chemistry and Institute of Structural Biology and Drug Discovery, Virginia Commonwealth University, Richmond, Virginia, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: PDM GEK URD. Performed the experiments: PDM CK . Analyzed the data: PDM GEK URD. Contributed reagents/materials/analysis tools: PDM GEK. Wrote the paper: PDM GEK URD.