Article
Control of reduction thermodynamics in [2Fe-2S] ferredoxins Entropy-enthalpy compensation and the influence of surface mutations.
Journal of inorganic biochemistry - 1 Jun 2010
Bellei Marzia, Battistuzzi Gianantonio, Wu Shu-pao, Mansy Sheref S, Cowan James A, Sola Marco
Abstract excerpt
The reaction thermodynamics for the one-electron reduction of the [2Fe-2S] cluster of both human ferredoxin and various surface point mutants, in which each of the negatively charged residues Asp72, Glu73, Asp76, and Asp79 were converted to Ala, have been determined by variable temperature spectroelectrochemical measurements. The above are conserved residues that have been implicated in interactions between the...
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