Interaction

curated

Interaction Scheme

Molecule

Lucigenin
Lucigenin

c = 0.7 µM

Host

Scx4
sCx4

c = 0.0 — 4.0 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 9.22⋅106 ± 7.00⋅105 M-1
Kd =
logKa = 6.96 ± 0.03
T 25.0 °C ≈ 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -39.75 ± 0.19 -9.5 ± 0.05
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Fluorescence
𝛌ex = 410.0 nm
𝛌em = 505.0 nm
Detailed information about the solvation.
Solvent System Buffer System 10 mM phosphate pH-8.0
Solvents water
Additives Sodium dihydrog... 10.0 mM
Sodium hydroxide
Source of Concentration estimated
Total concentration 10.0 mM
pH 8.0
Please find here information about the dataset this interaction is part of.
Citation:

D. Guo, Y. Liu, W. M. Nau, V. D. Uzunova, X. Su, SupraBank 2025, Operational calixarene-based fluorescent sensing systems for choline and acetylcholine and their application to enzymatic reactions (dataset). https://doi.org/10.34804/supra.2021092878

Link: https://doi.org/10.34804/supra.2021092878
Export: BibTex | RIS | EndNote
Please find here information about the scholarly article describing the results derived from that data.
Citation:

D.-S. Guo, V. D. Uzunova, X. Su, Y. Liu, W. M. Nau, Chem. Sci. 2011, 2, 1722.

Link: https://doi.org/10.1039/C1SC00231G%20
Export: BibTex | RIS | EndNote |

Binding Isotherm Simulations

The plot depicts the binding isotherm simulation of a 1:1 interaction of Lucigenin (2.1691973969631237e-06 M) and sCx4 (0 — 4.338394793926247e-06 M).