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. Author manuscript; available in PMC: 2014 Jul 25.
Published in final edited form as: J Med Chem. 2013 Jul 3;56(14):10.1021/jm400235r. doi: 10.1021/jm400235r

Table 1.

Inhibition of the chymotryptic-like activity of purified human 20S proteasome by compounds 1–5.

compound IC50(μM) graphic file with name nihms502340u1.jpg graphic file with name nihms502340u2.jpg graphic file with name nihms502340u3.jpg graphic file with name nihms502340u4.jpg graphic file with name nihms502340u5.jpg
proteasome 2.5 1.4 >10 >10 >10
NF-κB-luc 2.5 4.6 >10 >10 >10