1. Anticancer Agent Research Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Cheongju 28116, Republic of Korea
2. New Drug Development Center, Daegu-Gyeongbuk Medical Innovation Foundation, Daegu 41061, Republic of Korea
3. RIKEN Center for Sustainable Research Science, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
4. Natural Products Biosynthesis Research Unit and RIKEN-KRIBB Joint Research Unit, RIKEN Center for Sustainable Research Science, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
5. Department of Biomolecular Science, KRIBB school of Bioscience, University of Science and Technology (UST), Daejeon 34141, Republic of Korea