Table 1. Equilibrium and kinetic constants involved in the inhibition of AcPhe-puromycin synthesis by CAM and PA–CAM conjugatesa.
PA–CAM conjugates | Constant | Ki (μM) | Kι* (μM) | kon/koff | kon (min−1) | koff (min−1) |
---|---|---|---|---|---|---|
CAMb | 3.10 ± 0.30 | 0.88 ± 0.07 | 2.52 ± 0.44 | 2.29 ± 0.13 | 0.99 ± 0.04 | |
1 | 3.37 ± 0.30 | 0.90 ± 0.06 | 2.74 ± 0.42 | 2.88 ± 0.10 | 1.05 ± 0.10 | |
2 | 2.20 ± 0.20 | 0.75 ± 0.06 | 1.93 ± 0.36 | 2.30 ± 0.10 | 1.19 ± 0.16 | |
3 | 3.60 ± 0.30 | 1.20 ± 0.10 | 2.00 ± 0.35 | 2.49 ± 0.12 | 1.26 ± 0.13 | |
4 | 0.98 ± 0.08 | 0.28 ± 0.03 | 2.48 ± 0.42 | 2.10 ± 0.12 | 0.66 ± 0.09 | |
5 | 2.10 ± 0.17 | 0.60 ± 0.05 | 2.50 ± 0.40 | 2.22 ± 0.16 | 0.89 ± 0.08 | |
6 | 214.00 ± 17.12 | 8.45 ± 0.67 | 24.32 ± 2.85 | 18.24 ± 1.21 | 0.75 ± 0.06 | |
7 | 16.25 ± 1.46 | 5.00 ± 0.45 | 2.25 ± 0.41 | 2.89 ± 0.21 | 1.28 ± 0.15 | |
8 | 3.00 ± 0.30 | 1.00 ± 0.10 | 2.0 ± 0.35 | 2.19 ± 0.17 | 1.10 ± 0.12 | |
9 | 12.0 ± 1.08 | 4.00 ± 0.44 | 2.0 ± 0.42 | 1.67 ± 0.18 | 0.84 ± 0.08 |
aData denote the mean ±S.E. values obtained from three independently performed experiments, with two replicates per experiment.
bData taken from (11).