1. Section of Structural Biology, Leibniz-Forschungsinstitut für Molekulare Pharmakologie (FMP), Berlin 13125, Germany
2. Laboratory of Marine Biology and Biotechnology, Qingdao National Laboratory for Marine Science and Technology, Qingdao 266071, People’s Republic of China
3. University of Chinese Academy of Sciences, Yuquan Road 19A, Beijing 100049, People’s Republic of China
4. Departamento de Química Fundamental, Universidade Federal de Pernambuco, Recife, Pernambuco 50670-901, Brazil
5. School of Pharmaceutical Sciences, South Central University for Nationalities, Wuhan 430074, People’s Republic of China