Metallo β-lactamase ligand 1 is an inhibitor of class B β-lactamase exhibiting antibacterial activities.
The toxicity of Metallo β-lactamase ligand 1 is extremely low in HeLa cells[1].
Administration of Metallo β-lactamase ligand 1 significantly improves the survival rate in mice infected with an experimental strain (E. coli strain into which a plasmid encoding class B β-lactamase (IMP-1) is introduced)[1].