Bioelectrochemistry of Biomacromolecules

1. Structure, chemical reactivity and electromagnetic properties of nucleic acids.- Nucleic acid structure.- Chemical reactivity of nucleic acids.- Electric and magnetic properties of nucleic acids.- 2. Proteins: Structure, folding and function.- Protein structure.- Inverse temperature transitions (cold denaturation) in polypeptides and proteins.- Changing the temperature, Tt, of the inverse temperature transition for folding and assembly.- Development of a macroscopic assay system for observing the folding and assembly transition and its equivalent of energy conversion.- The ?Tt-mechanism for energy conversion in polypeptides and proteins.- The ?Tt hydrophobic paradigm for protein folding and function.- Concluding comment.- 3. Electrochemistry of redox proteins.- Protein electrochemistry.- The nature of the electrode surface.- STM and AFM of electrode surfaces.- The microscopic model.- Protein-protein complexes.- Direct enzyme electrochemistry.- Biosensors.- Conclusions.- 4. Applications of voltammetric methods for probing the chemistry of redox proteins.- Voltammetric methods for studying redox proteins.- Applications to studies of redox-active sites in proteins.- Concluding remarks.- 5. Thiol/disulfide exchange and redox potentials of proteins.- Equilibrium behavior of thiols/disulfides in a redox barrier.- Measuring thiol/disulfide oxidation potentials.- Studies with small molecules.- Factors affecting protein thiol/disulfide oxidation potentials.- Thiol/disulfide interconversions during enzyme catalysis.- Thiol/disulfides as redox carriers.- Role of oxidation potential of a dithiol in protein folding.- Proteins in which a disulfide bond stabilizes structure.- Redox active thiol/disulfides which affect activity.- Catalysis of thiol/disulfide exchange.- Conclusions.- 6. Electrochemistry of iron-sulfur proteins.- to iron-sulfur proteins.- Electrochemical techniques.- Voltammetric studies of iron-sulfur proteins.- Conclusions.- 7. Glycosaminoglycans: Sulphated