Interaction

curated

Interaction Scheme

Molecule

L tryptophan
L-Trp

Host

Cb8
CB8

c = 20.0 — 100.0 µM

Cofactor

Untitled
MBBI

c = 20.0 — 100.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 3.40⋅104 ± 5000.0 M-1
Kd =
logKa = 4.53 ± 0.06
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -25.87 ± 0.37 -6.18 ± 0.09
ΔH = -42.26 ± 0.84 -10.1 ± 0.2
-TΔS = 16.32 ± 0.84 3.9 ± 0.2
J mol-1 K-1 cal mol-1 K-1
ΔS = -54.7 ± 2.8 -13.1 ± 0.7
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: cell
Cofactor: cell
Detailed information about the solvation.
Solvent System Buffer System 10 mM phosphate pH-7.0
Solvents water
Source of Concentration
Total concentration 10.0 mM
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

O. A. Scherman, F. Biedermann, C. W. Bielawski, A. R. Urbach, U. Rauwald, M. Cziferszky, K. A. Williams, L. D. Gann, B. Y. Guo, SupraBank 2024, Benzobis(imidazolium)-Cucurbit[8]uril Complexes for Binding and Sensing Aromatic Compounds in Aqueous Solution (dataset). https://doi.org/10.34804/supra.20210928380

Link: https://doi.org/10.34804/supra.20210928380
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

F. Biedermann, U. Rauwald, M. Cziferszky, K. A. Williams, L. D. Gann, B. Y. Guo, A. R. Urbach, C. W. Bielawski, O. A. Scherman, Chem. Eur. J. 2010, 16, 13716–13722.

Link: https://doi.org/10.1002/chem.201002274
Export: BibTex | RIS | EndNote

Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of L-Trp (0.000588235294117647 M) and CB8 (0 — 0.001176470588235294 M).