1. Key Laboratory of Combinatorial Biosynthesis and Drug Discovery (Wuhan University)
2. Ministry of Education
3. Wuhan University School of Pharmaceutical Sciences
4. Wuhan 430071
5. People's Republic of China
6. Department of Biochemistry
7. University of Cambridge
8. Cambridge CB2 1GA
9. UK
10. Department of Chemistry
11. University of Warwick
12. Coventry CV4 7AL