Evidence map›Paper›PMID 32175746›Full record

ArticleThe journal of physical chemistry. B2020

Hole Hopping through Cytochrome P450.

Mette L H Sørensen, Brian C Sanders, L Perry Hicks, Maria H Rasmussen, Andreas L Vishart, Jacob Kongsted, Jay R Winkler, Harry B Gray, Thorsten Hansen

Abstract read
In one paragraph

Article in The journal of physical chemistry. B, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

  1. Oxidizable amino acids around cytochrome P450 hemes.Journal of inorganic biochemistry · 2026
    Article
  2. Article
  3. Tryptophan extends the life of cytochrome P450.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  4. Article
  5. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Mette L H SørensenDepartment of Chemistry, University of Copenhagen, Universitetsparken 5, DK 2100 Copenhagen Ø, Denmark.
Brian C SandersEnvironmental Sciences Division, Oak Ridge National Laboratory, 1 Bethel Valley Road, Oak Ridge, Tennessee 37831, United States.
L Perry HicksDivision of Chemistry and Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, Pasadena, California 91125, United States.
Maria H RasmussenDepartment of Chemistry, University of Copenhagen, Universitetsparken 5, DK 2100 Copenhagen Ø, Denmark.
Andreas L VishartDepartment of Chemistry, University of Copenhagen, Universitetsparken 5, DK 2100 Copenhagen Ø, Denmark.
Jacob KongstedDepartment of Physics, Chemistry, and Pharmacy, University of Southern Denmark, Campusvej 55, DK 5230 Odense M, Denmark.ORCID 0000-0002-7725-2164
Jay R WinklerDivision of Chemistry and Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, Pasadena, California 91125, United States.ORCID 0000-0002-4453-9716
Harry B GrayDivision of Chemistry and Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, Pasadena, California 91125, United States.ORCID 0000-0002-7937-7876
Thorsten HansenDepartment of Chemistry, University of Copenhagen, Universitetsparken 5, DK 2100 Copenhagen Ø, Denmark.ORCID 0000-0003-1813-5125

Funding

ELECTRON-TRANSFER PROCESSES IN IRON AND COPPER PROTEINSR01DK019038 · NIDDK · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI GRAY, HARRY B, WINKLER, JAY R · 1986 to 2023
$7.0M
Discovering and Engineering Hole Tunneling Pathways in Cytochrome P450BM3 as Protective Mechanisms Against Oxidative DamageF32GM123639 · NIGMS · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI SANDERS, BRIAN C · 2017 to 2018
$118k
NIDDK NIH HHS R01 DK019038NIGMS NIH HHS F32 GM123639
6 · The paper itself

Abstract

High-potential iron-oxo species are intermediates in the catalytic cycles of oxygenase enzymes. They can cause heme degradation and irreversible oxidation of nearby amino acids. We have proposed that there are protective mechanisms in which hole hopping from oxidized hemes through tryptophan/tyrosine chains generates a surface-exposed amino-acid oxidant that could be rapidly disarmed by reaction with cellular reductants. In investigations of cytochrome P450

Indexed as

Cytochrome P-450 Enzyme SystemHemeAnimalsElectron TransportOxidation-ReductionTryptophanCytochrome P-450 Enzyme SystemHemeTryptophan

Identifiers

PMID32175746
PMCPMC7219282

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.