Interaction

curated

Interaction Scheme

Molecule

Memantine
Memantine

c = 0.0 — 1.0 µM

Host

Cb8
CB8

c = 0.32 µM

Indicator

Bc
Berberine chloride

c = 33.7 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 1.32⋅1011 ± 4.64⋅1010 M-1
Kd =
logKa = 11.12 ± 0.15
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -63.47 ± 0.91 -15.17 ± 0.22
These are the specifications of the determination of the experimental results.
Detection Method: Competitive
Assay Type: Competitive Binding Assay
Technique: Fluorescence
𝛌ex = 462.0 nm
𝛌em = 548.0 nm
Detailed information about the solvation.
Solvent System Buffer System 1X PBS pH-7.4
Solvents water
Additives sodium chloride 137.0 mM
Disodium hydrog... 10.0 mM
potassium chloride 2.7 mM
Potassium dihyd... 1.8 mM
Source of Concentration real
Total concentration 151.5 mM
pH 7.4
Please find here information about the dataset this interaction is part of.
Citation:

F. Biedermann, S. Sinn, E. Spuling, S. Braese, SupraBank 2025, Rational design and implementation of a cucurbit[8]uril-based indicator-displacement assay for application in blood serum (dataset). https://doi.org/10.34804/supra.2021092883

Link: https://doi.org/10.34804/supra.2021092883
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

S. Sinn, E. Spuling, S. Bräse, F. Biedermann, Chem. Sci. 2019, 10, 6584–6593.

Link: https://doi.org/10.1039/C9SC00705A
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Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Memantine (1.5171551500583757e-10 M) and CB8 (0 — 3.0343103001167513e-10 M).