Evidence map›Paper›PMID 35147431›Full record

ArticleJournal of the American Society for Mass Spectrometry2022

Accounting for Neighboring Residue Hydrophobicity in Diethylpyrocarbonate Labeling Mass Spectrometry Improves Rosetta Protein Structure Prediction.

Sarah E Biehn, Danielle M Picarello, Xiao Pan, Richard W Vachet, Steffen Lindert

Abstract read
In one paragraph

Article in Journal of the American Society for Mass Spectrometry, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

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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

5 authors.

Sarah E BiehnDepartment of Chemistry and Biochemistry, Ohio State University, Columbus, Ohio 43210, United States.
Danielle M PicarelloDepartment of Bioengineering, Lehigh University, Bethlehem, Pennsylvania 18015, United States.
Xiao PanDepartment of Chemistry, University of Massachusetts, Amherst, Amherst, Massachusetts 01003, United States.
Richard W VachetDepartment of Chemistry, University of Massachusetts, Amherst, Amherst, Massachusetts 01003, United States.
Steffen LindertDepartment of Chemistry and Biochemistry, Ohio State University, Columbus, Ohio 43210, United States.ORCID https://orcid.org/0000-0002-3976-3473

Funding

Copper-Induced Amyloidosis Studied by Mass SpectrometryR01GM075092 · NIGMS · UNIVERSITY OF MASSACHUSETTS AMHERST · PI VACHET, RICHARD W · 2005 to 2020
$4.0M
NIGMS NIH HHS R01 GM075092
6 · The paper itself

Abstract

Covalent labeling mass spectrometry allows for protein structure elucidation via covalent modification and identification of exposed residues. Diethylpyrocarbonate (DEPC) is a commonly used covalent labeling reagent that provides insight into structure through the labeling of lysine, histidine, serine, threonine, and tyrosine residues. We recently implemented a Rosetta algorithm that used binary DEPC labeling data to improve protein structure prediction efforts. In this work, we improved on our modeling efforts by accounting for the level of hydrophobicity of neighboring residues in the microenvironment of serine, threonine, and tyrosine residues to obtain a more accurate estimate of the hydrophobic neighbor count. This was incorporated into Rosetta functionality, along with considerations for solvent-exposed histidine and lysine residues. Overall, our new Rosetta score term successfully identified best scoring models with less than 2 Å root-mean-squared deviations (RMSDs) for five of the seven benchmark proteins tested. We additionally developed a confidence metric to measure prediction success for situations in which a native structure is unavailable.

Indexed as

Models, MolecularProteinsAmino AcidsDiethyl PyrocarbonateHumansHydrophobic and Hydrophilic InteractionsMass SpectrometryProtein ConformationAmino AcidsDiethyl PyrocarbonateProteins

Identifiers

PMID35147431
PMCPMC8988852

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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.