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. 2020 Mar 18;48(8):4551–4561. doi: 10.1093/nar/gkaa170

Table 1.

ITC analysis on DNA binding of SATB1-CUTr1

DNA sequencesa NaClb K A c ΔGc ΔHc ΔSc Apparent stoichiometry
(mM) (106 M−1) (kJ mol−1) (kJ mol−1) (10−3 kJ mol−1 K−1) (protein/DNA)c
1. GpsCpsTAATATATGC/GCATpsApsTpsApsTTAGC 50 1.2 ± 0.2 −34.1 ± 0.4 −41.2 ± 2.8 −24 ± 10 0.79 ± 0.02
100 0.51 ± 0.06 −32.0 ± 0.3 −38.9 ± 1.9 −23 ± 7 0.68 ± 0.02
200 0.62 ± 0.12 −32.5 ± 0.5 −18.7 ± 1.2 47 ± 6 0.50 ± 0.07
2. GCTAATATATGC/GCATATATTAGC 50 0.78 ± 0.02 −33.1 ± 0.06 −32.3 ± 0.6 2.7 ± 1.7 0.95 ± 0.14
100 0.54 ± 0.07 −32.1 ± 0.3 −18.9 ± 1.6 45 ± 6 1.07 ± 0.10
200 NAd NAd NAd NAd NAd

aSequences of the two complementary strands are shown in the 5′ → 3′ direction. The recognition motif TAATA/TATTA is underlined. The positions for the phosphorothioate modification are indicated with ‘ps’.

bFor the concentrations of Na+, 50 mM from the sodium phosphate buffer should be added to the values.

cAverage values and standard deviations from triplicate experiments are shown.

dHeat release was too small to be analyzed.