Fig. 1From: A bioavailable cathepsin S nitrile inhibitor abrogates tumor developmentCompound 6 blocks recombinant CTSS in a concentration dependent manner. a Structure of compound 6. Inhibitory activity of compound 6 versus b) recombinant CTSS, inset: Morrison plot for calculation of K i c-f) Inhibitory activity of compound 6 versus recombinant cathepsin K, V, L and B was measured by fluorescent peptidyl substrate assayBack to article page