Table 2. pIC50 of Representative Compounds As Measured by AlphaScreen and ΔTm As Measured by DSF.
50 |
51 |
53 |
55 |
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target | ΔTm °Ca,b,c | pIC50a,d | ΔTm °Ca,b,c | pIC50a,d | ΔTm °Ca,b,c | pIC50a,d | ΔTm °Ca,b,c | pIC50a,d |
BRD4(1) | 2.6 ± 0.099 (6) | 6.6 ± 0.49 (2) | 4.4 ± 0.81 (11) | 6.8 ± 0.12 (2) | 4.4 ± 0.38 (9) | 6.0 ± 0.16 (2) | 2.5 ± 0.38 (8) | 5.3 ± 0.014 (2) |
BRD9 | 4.9 ± 0.24 (4) | 6.5 ± 0.092 (3) | 6.6 ± 0.82 (6) | 6.7 ± 0.11 (3) | 6.2 ± 0.35 (5) | 6.0 ± 0.11 (2) | 7.3 ± 0.44 (3) | 6.2 ± 0.99 (2) |
CECR2 | 3.7 ± 0.16 (3) | 6.8 ± 0.17 (2) | 1.62 ± 0.48 (4) | 4.6 ± 0.24 (2) | 2.0 ± 0.16 (3) | 4.7 ± 0.10 (2) | 2.0 ± 0.16 (3) | 6.0 ± 0.14 (2) |
CREBBP | 3.9 ± 0.33 (4) | 6.2 ± 0.62 (2) | 7.6 ± 0.94 (7) | 6.7 ± 0.074 (2) | 7.9 ± 0.33 (6) | 6.2 ± 0.57 (2) | 6.7 ± 0.35 (6) | 6.1 ± 0.61 (2) |
Mean ± standard error of the mean (number of determinations).
Compound concentration 10 μM.
All compounds tested showed ΔTm < 0.2 °C for TIF1α.
All compounds tested showed <30% inhibition of TIF1α at 50 μM.