Skip to main content
. 2019 Jan 18;62(3):1626–1642. doi: 10.1021/acs.jmedchem.8b01884

Table 3. Inhibition of Proteasome Activities by Compounds 1 (LU-102), 4 (LU-002c), 7, 13, 16 (LU-012c), 18, 20, 22, and 25 in Intact RPMI-8226 Cells.

apparent IC50 (μM)
ratio
compound β2c β2i β5c β5i β1c β1i β2i/β2c
1 (LU-102)a 0.29 0.41 >10 >10 >10 >10 1.4
4 (LU-002c)a 1.80 >10 >10 >10 >10 >10 >5.6
7 >10 >10 >10 >10 >10 >10 n.d.
13 2.00 >10 >10 >10 >10 >10 >5
16 (LU-012c) 1.250 >10 >10 >10 >10 >10 >8
18 >10 >10 >10 >10 >10 >10 n.d.
20 >10 >10 >10 >10 >10 >10 n.d.
22 >10 >10 >10 >10 >10 >10 n.d.
25 >10 >10 >10 >10 >10 >10 n.d.
a

Data cited from the literature; n.d., not determined.