(Q27652552)

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A D-pathway mutation decouples the Paracoccus denitrificans cytochrome c oxidase by altering the side-chain orientation of a distant conserved glutamate

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A D-pathway mutation decouples the Paracoccus denitrificans cytochrome c oxidase by altering the side-chain orientation of a distant conserved glutamate (English)

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Paracoccus denitrificans

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3

object named as

Petra Hellwig

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10

object named as

Hartmut Michel

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author name string

Katharina L Dürr

1

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Juergen Koepke

2

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Hannelore Müller

4

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Heike Angerer

5

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Guohong Peng

6

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Elena Olkhova

7

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Oliver-Matthias H Richter

8

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Bernd Ludwig

9

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language of work or name

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publication date

26 December 2008

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Journal of Molecular Biology

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384

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4

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865-77

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VMD: visual molecular dynamics

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11 October 2022

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Proton wires are different

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Kinetics of redox-linked proton pumping activity of native and subunit III-depleted cytochrome c oxidase: a stopped-flow investigation.

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Structure and dynamics of a proton shuttle in cytochrome c oxidase

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Electron transfer induces side-chain conformational changes of glutamate-286 from cytochrome bo3

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Molecular mechanisms for proton transport in membranes

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Probing the access of protons to the K pathway in the Paracoccus denitrificans cytochrome c oxidase

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XtalView/Xfit--A versatile program for manipulating atomic coordinates and electron density

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Proton exit from the heme-copper oxidase of Escherichia coli.

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Cytochrome c oxidase: structure and spectroscopy

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Structure at 2.7 A resolution of the Paracoccus denitrificans two-subunit cytochrome c oxidase complexed with an antibody FV fragment

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Introducing a novel human mtDNA mutation into the Paracoccus denitrificans COX I gene explains functional deficits in a patient

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The structure of the ubiquinol oxidase from Escherichia coli and its ubiquinone binding site

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Electrostatic control of proton pumping in cytochrome c oxidase

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Mechanism and energetics of proton translocation by the respiratory heme-copper oxidases

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Site-directed mutagenesis of highly conserved residues in helix VIII of subunit I of the cytochrome bo ubiquinol oxidase from Escherichia coli: an amphipathic transmembrane helix that may be important in conveying protons to the binuclear center.

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Glutamate 286 in cytochrome aa3 from Rhodobacter sphaeroides is involved in proton uptake during the reaction of the fully-reduced enzyme with dioxygen

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Time-resolved ATR-FTIR spectroscopy of the oxygen reaction in the D124N mutant of cytochrome c oxidase from Paracoccus denitrificans

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Collaborative Computational Project, number 4: providing programs for protein crystallography

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Functional Properties of the Heme Propionates in CytochromecOxidase fromParacoccus denitrificans.Evidence from FTIR Difference Spectroscopy and Site-Directed Mutagenesis†

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Transmembrane charge separation during the ferryl-oxo -> oxidized transition in a nonpumping mutant of cytochrome c oxidase

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Binuclear centre structure of terminal protonmotive oxidases

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The roles of the two proton input channels in cytochrome c oxidase from Rhodobacter sphaeroides probed by the effects of site-directed mutations on time-resolved electrogenic intraprotein proton transfer

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Engineered Fv fragments as a tool for the one-step purification of integral multisubunit membrane protein complexes

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Free energy profiles for H+ conduction in the D-pathway of Cytochrome c Oxidase: a study of the wild type and N98D mutant enzymes

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Structural elements involved in proton translocation by cytochrome c oxidase as revealed by backbone amide hydrogen-deuterium exchange of the E286H mutant

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Free energy profiles for H+ conduction along hydrogen-bonded chains of water molecules

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Titration behavior of residues at the entrance of the D-pathway of cytochrome c oxidase from paracoccus denitrificans investigated by continuum electrostatic calculations

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Replacing Asn207 by aspartate at the neck of the D channel in the aa3-type cytochrome c oxidase from Rhodobacter sphaeroides results in decoupling the proton pump

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Electrical current generation and proton pumping catalyzed by the ba3-type cytochrome c oxidase from Thermus thermophilus

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Involvement of Glutamic Acid 278 in the Redox Reaction of the CytochromecOxidase fromParacoccus denitrificansInvestigated by FTIR Spectroscopy†

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Water-gated mechanism of proton translocation by cytochrome c oxidase

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Insight into the active-site structure and function of cytochrome oxidase by analysis of site-directed mutants of bacterial cytochrome aa3 and cytochrome bo.

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Structure at 2.8 A resolution of cytochrome c oxidase from Paracoccus denitrificans

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Two conformational states of Glu242 and pKas in bovine cytochrome c oxidase

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Redox-linked conformational changes in proteins detected by a combination of infrared spectroscopy and protein electrochemistry. Evaluation of the technique with cytochrome c.

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Possible proton relay pathways in cytochrome c oxidase

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Single-electron reduction of the oxidized state is coupled to proton uptake via the K pathway in Paracoccus denitrificans cytochrome c oxidase

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A mutation in subunit I of cytochrome oxidase from Rhodobacter sphaeroides results in an increase in steady-state activity but completely eliminates proton pumping

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Where is 'outside' in cytochrome c oxidase and how and when do protons get there?

1 reference

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Proton pump coupled to cytochrome c oxidase in mitochondria

1 reference

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Site-directed mutagenesis of residues lining a putative proton transfer pathway in cytochrome c oxidase from Rhodobacter sphaeroides

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Tracing the D-pathway in reconstituted site-directed mutants of cytochrome c oxidase from Paracoccus denitrificans

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Bound water in the proton translocation mechanism of the haem-copper oxidases

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Automatic processing of rotation diffraction data from crystals of initially unknown symmetry and cell constants

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Quantum molecular dynamics simulation of proton transfer in cytochrome c oxidase

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Electrostatic study of the proton pumping mechanism in bovine heart cytochrome C oxidase

1 reference

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Redox-driven proton pumping by heme-copper oxidases

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Dynamics of the glutamic acid 242 side chain in cytochrome c oxidase

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Mutations which decouple the proton pump of the cytochrome c oxidase from Rhodobacter sphaeroides perturb the environment of glutamate 286

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Role of the pathway through K(I-362) in proton transfer in cytochrome c oxidase from R. sphaeroides

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The Grotthuss mechanism

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Redox-coupled crystal structural changes in bovine heart cytochrome c oxidase

1 reference

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The low-spin heme of cytochrome c oxidase as the driving element of the proton-pumping process

1 reference

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Monte Carlo simulations of proton pumps: on the working principles of the biological valve that controls proton pumping in cytochrome c oxidase

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Cytochrome c oxidase from Paracoccus denitrificans

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Dynamic water networks in cytochrome C oxidase from Paracoccus denitrificans investigated by molecular dynamics simulations

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The mechanism of proton pumping by cytochrome c oxidasex127e [comments]

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Prevention of leak in the proton pump of cytochrome c oxidase

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Redox-coupled proton translocation in biological systems: proton shuttling in cytochrome c oxidase

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Glutamic acid 286 in subunit I of cytochrome bo3 is involved in proton translocation

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Glutamic acid 242 is a valve in the proton pump of cytochrome c oxidase.

1 reference

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Oxygen and proton pathways in cytochrome c oxidase

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11 October 2022

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Demonstration of positionally disordered water within a protein hydrophobic cavity by NMR.

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11 October 2022

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Site-directed mutagenesis of cytochrome c oxidase reveals two acidic residues involved in the binding of cytochrome c

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https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Controlled uncoupling and recoupling of proton pumping in cytochrome c oxidase

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Structural elements involved in electron-coupled proton transfer in cytochrome c oxidase

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The whole structure of the 13-subunit oxidized cytochrome c oxidase at 2.8 A

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Plasticity of proton pathway structure and water coordination in cytochrome c oxidase

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Cytochrome c oxidase (heme aa3) from Paracoccus denitrificans: analysis of mutations in putative proton channels of subunit I.

1 reference

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Intramolecular proton-transfer reactions in a membrane-bound proton pump: the effect of pH on the peroxy to ferryl transition in cytochrome c oxidase

1 reference

11 October 2022

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The X-ray crystal structures of wild-type and EQ(I-286) mutant cytochrome c oxidases from Rhodobacter sphaeroides

1 reference

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https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Substitution of asparagine for aspartate-135 in subunit I of the cytochrome bo ubiquinol oxidase of Escherichia coli eliminates proton-pumping activity.

1 reference

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Efficient anisotropic refinement of macromolecular structures using FFT

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Effects of mutation of the conserved glutamic acid-286 in subunit I of cytochrome c oxidase from Rhodobacter sphaeroides

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Computer simulation of water in cytochrome c oxidase

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Influence of structure, pH and membrane potential on proton movement in cytochrome oxidase.

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Disordered water within a hydrophobic protein cavity visualized by x-ray crystallography

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

Impaired proton pumping in cytochrome c oxidase upon structural alteration of the D pathway

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11 October 2022

https://opencitations.net/index/coci/api/v1/references/10.1016/J.JMB.2008.09.074

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10.1016/J.JMB.2008.09.074

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