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. 2019 Sep 20;201(20):e00400-19. doi: 10.1128/JB.00400-19

TABLE 2.

Thermodynamics parameters of peptide binding to HpDppA

Method Ligand Mean value ± SDa
Kd at 25°C (μM) Enthalpy (ΔH) (cal/mol) Entropy (ΔS) (cal/mol/degree)
Isothermal titration calorimetry VYIHPF 7.78 ± 0.65 8,474 ± 1,121 51.8 ± 3.7
STSA 5.85 ± 0.56 −11,800 ± 2,249 −15.6 ± 7.6
Thermal shift assay VYIHPF 7.15 ± 0.11 ND ND
STSA 7.06 ± 0.18 ND ND
AH 9.02 ± 0.01 ND ND
AI 9.04 ± 0.24 ND ND
IS 9.38 ± 0.40 ND ND
a

Values shown are from a triplicate experiment. ND, not determined.