1. Department of Biological Sciences
and Department of Chemistry and Biochemistry, University of Wisconsin−Milwaukee, Milwaukee, Wisconsin
53201, United States
2. UNT
System College of Pharmacy, University of North Texas Health Science Center, Fort
Worth, Texas 76107, United States
3. Howard Hughes Medical Institute,
Department of Biochemistry and Biophysics, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania
19104, United States
4. CAS Key Laboratory of Pathogenic Microbiology & Immunology, Institute of Microbiology, Chinese Academy of Sciences (CAS), Beijing 100190, People’s Republic of China
5. State
Key Laboratory of Bio-organic
and Natural Products Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai
200032, People’s Republic of China