Evidence map›Paper›PMID 18727141›Full record

ArticleRapid communications in mass spectrometry : RCM2008

Ion mobility adds an additional dimension to mass spectrometric analysis of solution-phase hydrogen/deuterium exchange.

Roxana E Iacob, James P Murphy, John R Engen

Abstract read
In one paragraph

Article in Rapid communications in mass spectrometry : RCM, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing 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

30 citing papers in PubMed.

  1. MultiPassMerger: Automated data processing for multipass cyclic ion mobility HDX-MS.Protein science : a publication of the Protein Society · 2025
    Article
  2. MSe Collision Energy Optimization for the Analysis of Membrane Proteins Using HDX-cIMS.Journal of the American Society for Mass Spectrometry · 2024
    Article
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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

3 authors.

Roxana E IacobThe Barnett Institute of Chemical & Biological Analysis, Northeastern University, Boston, MA 02115, USA.
James P Murphy
John R Engen

Funding

Structural Dynamics of Src-Family Kinase ActivationR01GM070590 · NIGMS · UNIVERSITY OF NEW MEXICO · PI ENGEN, JOHN R · 2004 to 2008
$1.5M
NIGMS NIH HHS R01 GM 070590NIGMS NIH HHS R01 GM070590
6 · The paper itself

Abstract

The goal of this study was to determine the utility of adding ion mobility spectrometry to studies probing the solution-phase hydrogen/deuterium exchange (HX) of proteins. The HX profile of the Hck SH3 domain was measured at both the intact protein and the peptic peptide levels in the Waters Synapt HDMS system which uses a traveling wave to accomplish ion mobility separation prior to time-of-flight (Tof) m/z analysis. The results indicated a similar loss of deuterium with or without use of mobility in the Synapt and a level of deuterium loss comparable with a non-mobility Q-Tof instrument. The drift time of this small protein and its peptic peptides did not noticeably change due to solution-based deuterium incorporation. Importantly, ion mobility separations provided an orthogonal dimension of separation in addition to the reversed-phase high-performance liquid chromatography (RP-HPLC). The additional dimension of separation allowed for the deconvolution of overlapping isotopic patterns for co-eluting peptides and extraction of valuable deuterium incorporation data for those peptides. Taken together, these results indicate that including ion mobility separation in HX MS analyses further improves the mass spectrometry portion of such experiments.

Indexed as

Deuterium Exchange MeasurementPhase TransitionProto-Oncogene Proteins c-hckReproducibility of ResultsSensitivity and SpecificitySpectrometry, Mass, Electrospray IonizationHCK protein, humanProto-Oncogene Proteins c-hck

Identifiers

PMID18727141
PMCPMC9335573

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Registered trials

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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.