dissociation constant

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dissociation constant

[də‚sō·sē′ā·shən ‚kän·stənt]
(physical chemistry)
A constant whose numerical value depends on the equilibrium between the undissociated and dissociated forms of a molecule; a higher value indicates greater dissociation.
References in periodicals archive ?
A] is the equilibrium dissociation constant of the complex RA, [K.
Although the protein can bind most of the tested substances, with an estimated dissociation constant within the [10.
The thermodynamic dissociation constants of propionic acid in water between 323 and 623 K are reported [14].
4'OH-PCB 12 had the highest-affinity binding in this study, and it exhibited a significantly lower dissociation constant ([K.
We fitted corrected titration data for BL22P1B11 with a single-site binding model to determine the equilibrium dissociation constant ([K.
The four levels of the enzyme saturation with substrate S (S stands for PEP in this particular case) can be presented by the following schemes, where the substrate interaction with the first subunit is quantified by the dissociation constant K, affinity for the second substrate molecule is quantified by [alpha]K, and affinity for the third and fourth substrate molecules by [beta]K and [gamma]K, respectively [14].
Acid 1 (1063 molecules, 2893 pKas) Dissociation Constants of Organic Acids in Aqueous Solution, by G.
The thermodynamic dissociation constants of benzoic acid are available in water with acetone [10] and water with tetrahydrofuran [11] mixtures which were derived from conductometric data.
Very often, the main difficulty in the determination of dissociation constants of compounds is their aqueous insolubility that forces the use of spectroscopic technique.
The dissociation rates and equilibrium dissociation constants for each combinatorial mutant, determined by flow cytometry in the selection diluent, are listed in Table 2.