Evidence map›Paper›PMID 28786096›Full record

ArticleJournal of the American Society for Mass Spectrometry2018

Top-Down Charge Transfer Dissociation (CTD) of Gas-Phase Insulin: Evidence of a One-Step, Two-Electron Oxidation Mechanism.

Pengfei Li, Iris Kreft, Glen P Jackson

Abstract read
In one paragraph

Article in Journal of the American Society for Mass Spectrometry, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
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  8. 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

3 authors.

Pengfei LiC. Eugene Bennett Department of Chemistry, West Virginia University, Morgantown, WV, 26506, USA.
Iris KreftDepartment of Forensic and Investigative Science, West Virginia University, Morgantown, WV, 26506-6121, USA.
Glen P JacksonC. Eugene Bennett Department of Chemistry, West Virginia University, Morgantown, WV, 26506, USA. glen.jackson@mail.wvu.edu.

Funding

Developing IMS-SID/MAD-MS Instrumentation for Characterizing Intrinsically Disordered Protein StructureR01GM114494 · NIGMS · WEST VIRGINIA UNIVERSITY · PI VALENTINE, STEPHEN · 2015 to 2019
$1.4M
NIGMS NIH HHS R01 GM114494NIGMS NIH HHS R01-GM114494
6 · The paper itself

Abstract

Top-down analyses of protonated insulin cations of charge states of 4+, 5+, or 6+ were performed by exposing the isolated precursor ions to a beam of helium cations with kinetic energy of more than 6 keV, in a technique termed charge transfer dissociation (CTD). The ~100 ms charge transfer reaction resulted in approximately 20% conversion efficiency to other intact charge exchange products (CTnoD), and a range of low abundance fragment ions. To increase backbone and sulfide cleavages, and to provide better structural information than straightforward MS

Indexed as

Amino Acid SequenceAnimalsCationsCattleInsulinOxidation-ReductionSpectrometry, Mass, Electrospray IonizationCationsInsulinIntact proteinIon chemistryNovel fragmentationPeptide sequencingRadical cationTop-down analysis

Identifiers

PMID28786096
PMCPMC5803485

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.