Table 1 Thermodynamic parameters for association of H3K4me3 and H3KP4me3 peptides (ART(Kme3/KPme3)QTARKS) with five human reader domainsa.

From: Reading and erasing of the phosphonium analogue of trimethyllysine by epigenetic proteins

 

H3K4me3

H3KP4me3

 

Kd (μM)

ΔG° (kcal mol−1)

ΔH° (kcal mol−1)

-TΔS° (kcal mol−1)

Kd (μM)

ΔG° (kcal mol−1)

ΔH° (kcal mol−1)

-TΔS° (kcal mol–1)

KDM5APHD3

0.52

−8.6 ± 0.1

−10.4 ± 0.1

1.8 ± 0.1

0.20

−9.1 ± 0.1

−11.0 ± 0.1

1.9 ± 0.1

TAF3PHD

0.11

−9.5 ± 0.1

−10.7 ± 0.1

1.2 ± 0.1

0.048

−10.0 ± 0.1

−11.1 ± 0.1

1.1 ± 0.1

BPTFPHD

1.4

−8.0 ± 0.1

−12.5 ± 0.1

4.5 ± 0.1

0.20

−9.1 ± 0.1

−13.8 ± 0.1

4.7 ± 0.1

SGF29TTD

3.2

−7.5 ± 0.1

−8.1 ± 0.1

0.6 ± 0.1

2.8

−7.6 ± 0.1

−8.6 ± 0.1

1.0 ± 0.1

KDM4ATTD

3.5

−7.4 ± 0.1

−13.0 ± 0.1

5.6 ± 0.1

0.30

−8.9 ± 0.1

−17.7 ± 0.1

8.8 ± 0.1

  1. aValues obtained from 3 to 5 ITC experiments. Errors represent standard deviations.