Page 391 - Thermodynamics of Biochemical Reactions

Index 391

Counterions, two-phase aqueous systems, single-ion Enthalpy of dissociation, calorimetric measurements, 172
membrane permeability, 145- 146 Entropy
Coupling reactions, matrix equations, biochemical reactions, aqueous systems
97-99 chemical equilibrium, 41 -43
isomer group thermodynamics, 45-46
temperature effects, 48-49
D phase equilibrium, electrical potentials, effects on ion
molar properties, 149
biochemical reactions at specified pH, 60 -62
deb ye-Huckel equation
aqueous systems, chemical equilibrium calorimetry, transformed entropy of biochemical reactions,
ionic strength, 46-47 174- 175
temperature effects, 47-49 fundamental equation for, 21-24
biochemical reactions at specified pH, temperature effects, molar entropy, Legendre transforms for thermodynamic
73-74 potentials, 28-30
ionic strength, 4 second law of thermodynamics, 19
Debye length, two-phase aqueous systems, single-ion Enzyme catalysis
membrane permeability, 145 - 146 biochemical thermodynamics, 2
Degrees of freedom composition calculations, 110-1 14
aqueous systems, chemical equilibrium, Gibbs-Duhem Legendre transform, 113-1 14
equation, phase rule, 43- 44 matrix equations, biochemical reactions, coupling reactions,
biochemical reactions at specified pH, 70-71 97-99
phase rule, Gibbs-Duhem equation, 25 --26 oxidation-reduction reactions
Dependent variables, biochemical reactions at specified pH, methane monooxygenase reaction, 162-163
59-62 single species at specified pH, 162
Deriatives, thermodynamic potentials, monatomic ideal gas, transformed Gibbs energy. fumarase catalysis, 138- 139
32-34 Equations of state, internal energies, 23
Dimers, tetramer partial dissociation into, 127-129 Equcalcc program, equilibrium calculations, biochemical
Diprotic acid, dissociation constants, 132.- 133 reaction systems, 109- 110
Dissociation constants. See also Acid dissociation constants Equilibrium condition
complex ions, 3-5 aqueous systems, chemical equilibrium constant derivation.
diprotic acid, 132-133 36--38
protein-ligand equilibria, pH levels and, 134- 138 biochemical reactions at specified pH
Double species two-phase systems, aqueous systems, chemical apparent equilibrium constant derivation, 64-65
equilibrium, 143 calculations for, 108-1 10
Gibbs-Duhem equation, 70-71
glycolysis, 1 17 -- 1 19
chemical equations, matrices, 90-95
E Equilibrium constants
acid dissociation constants, 3-5
Equcalcrx, equilibrium calculations, biochemical reaction aqueous systems, chemical equilibrium, 36-38
systems, 109-110 biochemical reactions, 1 1 13
~
Electric potential, aqueous systems. phase equilibrium biochemical thermodynamics, 2-3
molar properties of ions, 148-149 carbon dioxide equilibrium distribution, gas phase and
single-ion membrane permeability, chemical reaction, 147 aqueous solution, 151-152
Enthalpy complex ion dissociation constants, 3 -5
aqueous systems hemoglobin tetramers, oxygen binding by, 123- 124
chemical equilibrium, 41 -43 hydrogenlmagnesium ions
ionic strength, 47 adenosine triphosphate (ATP) binding, 5- 11
temperature effects, 48--49 adenosine triphosphate (ATP) hydrolysis, 13-15
phase equilibrium, electrical potentials, effects on ion protein binding of ligands
molar properties, 149 experimental determination, 129-132
biochemical reactions at specified pH, 60-62 pH levels and, 134-138
apparent equilibrium constant derivation, 64-65 research background, 1 --2
pseudoisomer thermodynamics, 68-69 tetramers, partial dissociation into dimers, 127-129
thermodynamic properties’ plots, 86-88 weak acid pKs, 15-17
transformed enthalpy of reaaction, 67 -68 Euler’s theorem, internal energy equation, 24
calorimetric measurements Exact function, Maxwell equation, 25
research background, 171 - 172 Extensive thermodynamic properties
transformed enthalpy chemical potential, 23
biochemical reaction, 172 defined, 21
species formation, 172-174 Extent of reaction, aqueous systems, chemical equilibrium
Legendre transforms for thermodynamic potentials, 26-30 constant derivation, 36-38