Interaction

curated

Interaction Scheme

Molecule

Ferrocene
1-(hydroxymethyl)-ferrocene

c = 0.0 — 100.0 µM

Host

Cb7
CB7

c = 62.5 µM

Indicator

L phenylalanine
L-Phe

c = 1500.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 5.17⋅109 ± 2.45⋅109 M-1
Kd = 193 ± 92 pM
logKa = 9.71 ± 0.22
T 15.0 °C ≈ 288 K
Energy kJ mol-1 kcal mol-1
ΔG = -53.59 ± 1.23 -12.81 ± 0.29
ΔH = -87.0 ± 2.5 -20.79 ± 0.6
-TΔS = 33.5 ± 5.0 8.01 ± 1.2
J mol-1 K-1 cal mol-1 K-1
ΔS = -116.3 ± 17.4 -27.8 ± 4.1
Comment
Thermodynamic binding parameters were determined in a direct binding assay by ITC.
These are the specifications of the determination of the experimental results.
Detection Method: Competitive
Assay Type: Competitive Binding Assay
Technique: Isothermal Titration Calorimetry
Instrument: MicroCal PEAQ-ITC
VCell = 200.0 𝜇L
VSyringe = 40.0 𝜇L
Molecule: syringe
Partner: cell
Indicator: cell
Detailed information about the solvation.
Solvent System Single Solvent
Solvent water
Please find here information about the dataset this interaction is part of.
Citation:

L. Grimm, SupraBank 2025, The Temperature-Dependence of Host-Guest Binding Thermodynamics: Experimental and Simulation Studies (dataset). https://doi.org/10.34804/supra.20220330425

Link: https://doi.org/10.34804/supra.20220330425
Export: Bibtex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

L. M. Grimm, J. Setiadi, B. Tkachenko, P. R. Schreiner, M. K. Gilson, F. Biedermann, Chem. Sci. 2023, DOI 10.1039/d3sc01975f.

Link: https://doi.org/10.1039/D3SC01975F
Export: Bibtex | RIS | EndNote |

Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of 1-(hydroxymethyl)-ferrocene (3.868471953578336e-09 M) and CB7 (0 — 7.736943907156673e-09 M).