Two tyrosyl radicals stabilize high oxidation states in cytochrome C oxidase for efficient energy conservation and proton translocation (Q36163649)

12 August 2017

Two tyrosyl radicals stabilize high oxidation states in cytochrome C oxidase for efficient energy conservation and proton translocation (English)

1 reference

12 August 2017

Michelle A Yu

1

1 reference

12 August 2017

Tsuyoshi Egawa

2

1 reference

12 August 2017

Kyoko Shinzawa-Itoh

3

1 reference

12 August 2017

Shinya Yoshikawa

4

1 reference

12 August 2017

Victor Guallar

5

1 reference

12 August 2017

Syun-Ru Yeh

6

1 reference

12 August 2017

Denis L Rousseau

7

1 reference

12 August 2017

Gary J Gerfen

8

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12 August 2017

language of work or name

English

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publication date

6 March 2012

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Journal of the American Chemical Society

12 August 2017

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12 August 2017

134

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12 August 2017

10

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12 August 2017

4753-4761

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Radical formation in cytochrome c oxidase

12 August 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Electron transfer pathways in cytochrome c oxidase

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Interconversions of P and F intermediates of cytochrome c oxidase from Paracoccus denitrificans

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Bovine cytochrome c oxidase structures enable O 2 reduction with minimization of reactive oxygens and provide a proton-pumping gate

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

A peroxide bridge between Fe and Cu ions in the O2 reduction site of fully oxidized cytochrome c oxidase could suppress the proton pump

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

An oxyferrous heme/protein-based radical intermediate is catalytically competent in the catalase reaction of Mycobacterium tuberculosis catalase-peroxidase (KatG)

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Cytochrome c oxidase: exciting progress and remaining mysteries

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

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

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Molecular mechanism of proton translocation by cytochrome c oxidase

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Radical sites in Mycobacterium tuberculosis KatG identified using electron paramagnetic resonance spectroscopy, the three-dimensional crystal structure, and electron transfer couplings

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Ab initio quantum chemical and mixed quantum mechanics/molecular mechanics (QM/MM) methods for studying enzymatic catalysis

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

A new method of identifying the site of tyrosyl radicals in proteins

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Tryptophan or tyrosine? On the nature of the amino acid radical formed following hydrogen peroxide treatment of cytochrome c oxidase

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Time-resolved optical absorption studies of cytochrome oxidase dynamics

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Photosystem II single crystals studied by EPR spectroscopy at 94 GHz: the tyrosine radical Y(D)(*).

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Dioxygen activation and bond cleavage by mixed-valence cytochrome c oxidase

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Copper electron-nuclear double resonance of cytochrome c oxidase

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Electron spin resonance of an irradiated single crystal of L-tyrosine-HC.

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

An infrared study of CO binding to heart cytochrome c oxidase and hemoglobin A. Implications re O2 reactions

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

The effect of heme environment on the hydrogen abstraction reaction of camphor in P450cam catalysis: a QM/MM study

2 October 2017

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Formation and reduction of a ‘peroxy’ intermediate of cytochrome c oxidase by hydrogen peroxide

2 July 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

H2O2-induced conversion of cytochrome c oxidase peroxy complex to oxoferryl state

2 July 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

EPR characterization of ascorbyl and sulfur dioxide anion radicals trapped during the reaction of bovine Cytochrome c Oxidase with molecular oxygen.

2 July 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

The chemistry of the CuB site in cytochrome c oxidase and the importance of its unique His-Tyr bond.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Heme electron transfer in peroxidases: the propionate e-pathway

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

The role of tryptophan 272 in the Paracoccus denitrificans cytochrome c oxidase.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

A tryptophan neutral radical in the oxidized state of versatile peroxidase from Pleurotus eryngii: a combined multifrequency EPR and density functional theory study.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

QM/MM studies of the electronic structure of the compound I intermediate in cytochrome c peroxidase and ascorbate peroxidase

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Tyrosine 167: the origin of the radical species observed in the reaction of cytochrome c oxidase with hydrogen peroxide in Paracoccus denitrificans.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

An EPR, ESEEM, structural NMR, and DFT study of a synthetic model for the covalently ring-linked tyrosine-histidine structure in the heme-copper oxidases.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Very high-field EPR study of glycyl radical enzymes

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Radicals associated with the catalytic intermediates of bovine cytochrome c oxidase

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Modeling the active site of cytochrome oxidase: synthesis and characterization of a cross-linked histidine-phenol

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

Selective resonance Raman observation of the "607 nm" form generated in the reaction of oxidized cytochrome c oxidase with hydrogen peroxide.

23 September 2018

1 reference

https://eutils.ncbi.nlm.nih.gov/entrez/eutils/elink.fcgi?dbfrom=pmc&linkname=pmc_refs_pubmed&retmode=json&id=3418888

The reactions of hydrogen peroxide with bovine cytochrome c oxidase

23 September 2018

1 reference

12 December 2020

Reaction of hydrogen peroxide with the rapid form of resting cytochrome oxidase

1 reference

12 December 2020

Resonance Raman/absorption characterization of the oxo intermediates of cytochrome c oxidase generated in its reaction with hydrogen peroxide: pH and H2O2 concentration dependence

1 reference

12 December 2020

The dioxygen cycle. Spectral, kinetic, and thermodynamic characteristics of ferryl and peroxy intermediates observed by reversal of the cytochrome oxidase reaction

1 reference

12 December 2020

The Interaction of Cytochrome Oxidase with Hydrogen Peroxide: The Relationship of Compounds P and F

1 reference

12 December 2020

The K-pathway revisited: a computational study on cytochrome c oxidase

1 reference

12 December 2020

An electron spin resonance spin-trapping investigation of the free radicals formed by the reaction of mitochondrial cytochrome c oxidase with H2O2

1 reference

12 December 2020

Characterization of the phenoxyl radical in model complexes for the Cu(B) site of cytochrome c oxidase: steady-state and transient absorption measurements, UV resonance raman spectroscopy, EPR spectroscopy, and DFT calculations for M-BIAIP

1 reference

12 December 2020

Quantitative reevaluation of the redox active sites of crystalline bovine heart cytochrome c oxidase

1 reference

12 December 2020

Role of the PR intermediate in the reaction of cytochrome c oxidase with O2

1 reference

12 December 2020

Oxygen activation and reduction in respiration: involvement of redox-active tyrosine 244

1 reference

12 December 2020

Direct Evidence for a Tyrosine Radical in the Reaction of CytochromecOxidase with Hydrogen Peroxide†

1 reference

12 December 2020

Reaction of bovine cytochrome c oxidase with hydrogen peroxide produces a tryptophan cation radical and a porphyrin cation radical

1 reference

12 December 2020

A tyrosine-derived free radical in apogalactose oxidase

1 reference

12 December 2020

Identifiers

DOI

10.1021/JA210535W

1 reference

12 August 2017

1 reference

12 August 2017

PubMed publication ID

22296274

1 reference