1. Natural Products Research Institute, College of Pharmacy, Seoul National University, 1 Gwanak-ro, Gwanak-gu, Seoul 08826, Republic of Korea
2. Molecular Mechanism of Antibiotics, Division of Life Science, Research Institute of Life Science, Gyeongsang National University, Jinju 52828, Republic of Korea
3. Division of Applied Life Science (BK21plus Program), Gyeongsang National University, Jinju 52828, Republic of Korea