CRS400393 is an effective anti-mycobacterial drug , with MIC of 0.03, 2, and ≤ 0.12 µg mL against M. abs., M. avium, M. intracellulare, and M. tuberculosis, respectively.
Thiocillin I is a thiopeptide antibiotic and has in vitro antibacterial activity against Gram-positive bacterial strains(MIC of Thiocillin I against S. aureus 1974149, E. faecalis 1674621, B. subtilis ATCC 6633 and S. pyogenes 1744264 are 2 μg mL, 0.5 μg mL, 4 μg mL and 0.5 μg mL, respectively).
DNA ligase-IN-2 (compound 2) 是 LigA 的高效抑制剂,能够抑制全长 LigA 及截短酶 LigA:AD 的 DNA 非依赖性自发腺苷酸化活性,其 IC50 为 29 nM。此化合物显著抑制金黄色葡萄球菌的体外生长,对于金黄色葡萄球菌 (S. aureus) ATCC 29213、金黄色葡萄球菌 (S. aureus) ATCC 700699 的 MIC 值为 1 μg mL,而对大肠杆菌 (E. coli) ATCC 25922 的 MIC 值大于 64 μg mL。