Search Results - "Sigurdson, Håkan"
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On the Role of the K-Proton Transfer Pathway in Cytochrome c Oxidase
Published in Proceedings of the National Academy of Sciences - PNAS (24-04-2001)“…Cytochrome c oxidase is a membrane-bound enzyme that catalyzes the four-electron reduction of oxygen to water. This highly exergonic reaction drives proton…”
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Transient binding of CO to Cu(B) in cytochrome c oxidase is dynamically linked to structural changes around a carboxyl group: a time-resolved step-scan Fourier transform infrared investigation
Published in Biophysical journal (01-01-2002)“…The redox-driven proton pump cytochrome c oxidase is that enzymatic machinery of the respiratory chain that transfers electrons from cytochrome c to molecular…”
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Transient Binding of CO to Cu B in Cytochrome c Oxidase Is Dynamically Linked to Structural Changes around a Carboxyl Group: A Time-Resolved Step-Scan Fourier Transform Infrared Investigation
Published in Biophysical journal (2002)“…The redox-driven proton pump cytochrome c oxidase is that enzymatic machinery of the respiratory chain that transfers electrons from cytochrome c to molecular…”
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Kinetic Coupling between Electron and Proton Transfer in Cytochrome c Oxidase: Simultaneous Measurements of Conductance and Absorbance Changes
Published in Proceedings of the National Academy of Sciences - PNAS (29-10-1996)“…Bovine heart cytochrome c oxidase is an electron-current driven proton pump. To investigate the mechanism by which this pump operates it is important to study…”
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Ligand binding reveals protonation events at the active site of cytochrome c oxidase; is the K-pathway used for the transfer of H + or OH −?
Published in Journal of inorganic biochemistry (01-02-2002)“…We have investigated the CO-recombination kinetics after flash photolysis of CO from the ‘half-reduced’ cytochrome c oxidase as a function of pH. In addition,…”
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Electron-proton interactions in terminal oxidases
Published in BBA - Bioenergetics (10-06-1998)“…The cytochrome c and ubiquinol oxidases discussed in this article are membrane-bound redox-driven proton pumps which couple an electron current to a proton…”
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Ligand Binding and the Catalytic Reaction of Cytochrome caa3 from the Thermophilic Bacterium Rhodothermus marinus
Published in Biochemistry (Easton) (04-09-2001)Get full text
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Ligand Binding and the Catalytic Reaction of Cytochrome caa 3 from the Thermophilic Bacterium Rhodothermus marinus
Published in Biochemistry (Easton) (04-09-2001)“…The ligand-binding dynamics and the reaction with O2 of the fully (five-electron) reduced cytochrome caa 3 from the thermohalophilic bacterium Rhodothermus…”
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