Interaction Scheme

Molecule

Untitled
spermine

c = 0.0 — 0.4 µM

Host

Untitled
HPTS

c = 0.25 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 2.10⋅106 M-1
Kd =
logKa = 6.32
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -36.09 -8.63
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Fluorescence
𝛌ex = 350.0 nm
𝛌em = 430.0 nm
Detailed information about the solvation.
Solvent System Buffer System 0.8 mM MOPS buffer, pH=7
Solvents water
Source of Concentration real
Total concentration 0.8 mM
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

Z. Köstereli, K. Severin, SupraBank 2024, Fluorescence sensing of spermine with a frustrated amphiphile (dataset). https://doi.org/10.34804/supra.20220203416

Link: https://doi.org/10.34804/supra.20220203416
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Please find here information about the scholarly article describing the results derived from that data.
Citation:

Z. Köstereli, K. Severin, Chem. Commun. 2012, 48, 5841.

Link: https://doi.org/10.1039/C2CC32228E
Export: BibTex | RIS | EndNote |

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of spermine (9.523809523809523e-06 M) and HPTS (0 — 1.9047619047619046e-05 M).