Interaction Scheme

Molecule

4 7 dimethyl 1 10 phenanthroline
4,7-Dimethyl-1,10-phenanthroline

c = 0.0 — 133.3 µM

Host

Hme cb7
HMe-CB7

c = 100.0 µM

Cofactor

4 7 dimethyl 1 10 phenanthroline
4,7-Dimethyl-1,10-phenanthroline

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1000.0 ± 230.0 M-1
Kd =
logKa = 3.0 ± 0.1
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -17.12 ± 0.58 -4.09 ± 0.14
ΔH = -0.02 ± 0.0022 -0.0 ± 0.0
-TΔS = -17.1 -4.09
J mol-1 K-1 cal mol-1 K-1
ΔS = 57.4 13.7
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Associative Binding Assay
Technique: Isothermal Titration Calorimetry
Molecule: syringe
Partner: syringe
Cofactor: syringe
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
pH 2.0
Please find here information about the dataset this interaction is part of.
Citation:

L. Chen, Z. Tao, L. Meng, W. Zhao, W. Sun, R. Lin, Q. Zhu, J. Liu, SupraBank 2024, Single and Double Binding of 1,10-Phenanthroline and 4,7-Dimethyl-1,10-phenanthroline to HMeQ[7]: Contrasting pKa Shifts Induced by HMeQ[7] (dataset). https://doi.org/10.34804/supra.20210928299

Link: https://doi.org/10.34804/supra.20210928299
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

L.-J. Meng, W.-X. Zhao, L.-X. Chen, W.-Q. Sun, R.-L. Lin, Q.-J. Zhu, Z. Tao, J.-X. Liu, ChemistrySelect 2018, 3, 1335–1341.

Link: https://doi.org/10.1002/slct.201703040
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Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of 4,7-Dimethyl-1,10-phenanthroline (0.02 M) and HMe-CB7 (0 — 0.04 M).