Thermodynamics of Biochemical Reactions at Specified pH

  1. Robert A. Alberty

Published Online: 28 JAN 2005

DOI: 10.1002/0471332607.ch4

Thermodynamics of Biochemical Reactions

Thermodynamics of Biochemical Reactions

How to Cite

Alberty, R. A. (2003) Thermodynamics of Biochemical Reactions at Specified pH, in Thermodynamics of Biochemical Reactions, John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/0471332607.ch4

Publication History

  1. Published Online: 28 JAN 2005
  2. Published Print: 13 FEB 2003

ISBN Information

Print ISBN: 9780471228516

Online ISBN: 9780471332602

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Keywords:

  • biochemical reaction system;
  • apparent equilibrium constant;
  • thermodynamic properties;
  • species and reactants;
  • pseudoisomer;
  • pH;
  • Gibbs-Duhem equation;
  • degrees of freedom;
  • equilibrium;
  • binding;
  • hydrogen ions;
  • magnesium ions;
  • Gibbs energies;
  • ionic strength

Summary

This chapter includes the following topics:

  • Fundamental Equation for a Biochemical Reaction System at Specified pH

  • Derivation of the Expression for the Apparent Equilibrium Constant

  • Transformed Thermodynamic Properties of Species and Reactants

  • Transformed Thermodynamic Properties of Biochemical Reactions

  • Thermodynamics of Pseudoisomer Groups at Specified pH

  • Gibbs-Duhem Equation, Degrees of Freedom, and the Criterion for Equilibrium at Specified pH

  • Calculation of the Binding of Hydrogen Ions by Reactants and the Changes in Binding of Hydrogen Ions in Biochemical Reactions

  • Calculation of the Change in Binding of Magnesium Ions in a Biochemical Reaction

  • Effect of Temperature on Transformed Thermodynamic Properties

  • Calculation of Standard Transformed Gibbs Energies of Species from Experimental Measurements of Apparent Equilibrium Constants

  • Tables of Standard Transformed Thermodynamic Properties at 298.15 K for Biochemical Reactants at Specified pH and Ionic Strength

  • Plots of Thermodynamic Properties of Biochemical Reactions versus pH