dissociation constant


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Related to dissociation constant: equilibrium constant, dissociation constant of water, Acid dissociation constant

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 ?
To test this hypothesis, we characterized the binding of five LC-PCB sulfates to TTR and compared their equilibrium dissociation constants (Kd values) to those determined for their hydroxylated precursors and for [T.
We determined the dissociation constants for the BL22P1B11-bilirubin and BL22P1B11-Rh-bilirubin complexes by titrating the [B.
This change of the binding properties is quantified by a 10-fold decrease of the enzyme-substrate complex dissociation constants, which is sufficient for the generation of cooperativity of the enzyme.
3]H]PE2I from these binding data, remains within the common range of dissociation constants, characteristic of neurotransmitter antagonists in general.
Binding of bilirubin to human serum albumin: determination of the dissociation constants.
Table 1 shows the binding dissociation constants and free energies for enzymes interacting with F-actin in yeast and rabbit muscle.
2+] activity and pH were determined at 37[degrees]C, and the apparent dissociation constant was calculated.
Since the turbidity does not decrease after introduction of phenytoin, even at very high concentration (which would have been expected with a dissociation constant indicating a [t.
The PDSP Ki database of 47,312 inhibitor equilibrium dissociation constants (Ki values) for 699 receptor targets is now available as a structure searchable database in the CDD Web 2.
Dissociation constants of the analogs binding to NOS have been determined to be 15 micromolar and 50 micromolar, respectively, using double reciprocal plot analysis.