Download - “Rieske Center”
Transcript
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“Rieske Center”
Iron-SulfurClusters.
(When two ormore clusters arelinked, it’s a“center” -Helmut Beinert,personal comm.)
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How do the protons get pumped into the Intermembrane Space?
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Overview of electron flow in ETC.
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The “Q Cycle” ofComplex III.
Requires twoCoQs. Net result is using onenet CoQH2 to transfer two electrons to cyt c1, pump fourprotons into IMspace, and regenerateone CoQ.
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Complex IV (Cytochrome C Oxidase)
Site of H2O formation.
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Coupling of ETC to ATP Synthesis.
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...appears to be a proton gradientAND a charge separation (capacitor?)