1. Department of Pharmaceutical Sciences, College of Pharmacy, University of Tennessee Health Science Center, Memphis, Tennessee 38163, United States
2. Department of Structural Biology, St. Jude Children’s Research Hospital, Memphis, Tennessee 38105, United States
3. Department of Chemical Biology and Therapeutics, St. Jude Children’s Research Hospital, Memphis, Tennessee 38105, United States
4. Department of Pathology, College of Medicine, University of Tennessee Health Science Center, Memphis, Tennessee 38163, United States