Interaction Scheme

Molecule

Mdap squared
MDAP

c = 3.1 µM

Host

Sp5a %282%29
sP5A

c = 0.0 — 6.3 µM

Binding Properties

𝜈 Molecule 1 : 1 Host
Ka = 4.90⋅107 ± 1.00⋅106 M-1
Kd =
logKa = 7.69 ± 0.01
T 25.0 °C 298 K
Energy kJ mol-1 kcal mol-1
ΔG = -43.9 ± 0.05 -10.49 ± 0.01
These are the specifications of the determination of the experimental results.
Detection Method: Direct
Assay Type: Direct Binding Assay
Technique: Fluorescence
𝛌ex = 336.0 nm
𝛌em = 423.0 nm
Detailed information about the solvation.
Solvent System Buffer System 50 mM phosphate pH-7
Solvents water
Source of Concentration
Total concentration 50.0 mM
pH 7.0
Please find here information about the dataset this interaction is part of.
Citation:

L. Grimm, SupraBank 2024, Pillar[n]arene-based fluorescence turn-on chemosensors for the detection of spermine, spermidine, and cadaverine in saline media and biofluids (dataset). https://doi.org/10.34804/supra.20240313515

Link: https://doi.org/10.34804/supra.20240313515
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Please find here information about the scholarly article describing the results derived from that data.

Binding Isotherm Simulations


The plot depicts the binding isotherm simulation of a 1:1 interaction of MDAP (4.0816326530612243e-07 M) and sP5A (0 — 8.163265306122449e-07 M).