Evidence map›Paper›PMID 31545043›Full record

ArticleJournal of proteome research2019

Top-Down Proteomic Characterization of Truncated Proteoforms.

Dapeng Chen, Lucia Geis-Asteggiante, Fabio P Gomes, Suzanne Ostrand-Rosenberg, Catherine Fenselau

Abstract read
In one paragraph

Article in Journal of proteome research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–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 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Review
  5. Article
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.

Dapeng ChenDepartment of Chemistry and Biochemistry , University of Maryland , College Park , Maryland 20742 , United States.ORCID 0000-0001-8412-581X
Lucia Geis-AsteggianteDepartment of Chemistry and Biochemistry , University of Maryland , College Park , Maryland 20742 , United States.
Fabio P GomesDepartment of Chemistry and Biochemistry , University of Maryland , College Park , Maryland 20742 , United States.ORCID 0000-0003-0542-6820
Suzanne Ostrand-RosenbergDepartment of Biological Sciences , University of Maryland Baltimore County , Baltimore , Maryland 21250 , United States.
Catherine FenselauDepartment of Chemistry and Biochemistry , University of Maryland , College Park , Maryland 20742 , United States.ORCID 0000-0003-4979-0229

Funding

Ubiquitinated Proteins in Exosomes of Immune Suppressive Myeloid CellsR01GM021248 · NIGMS · UNIV OF MARYLAND, COLLEGE PARK · PI FENSELAU, CATHERINE C, FUSHMAN, DAVID · 1985 to 2017
$4.6M
Cell-based tumor vaccines targeting CD4+ T lymphocytesR01CA084232 · NCI · UNIVERSITY OF MARYLAND BALTIMORE COUNTY · PI OSTRAND-ROSENBERG, SUZANNE · 2000 to 2011
$2.6M
Tumor-Induced immune suppressionR01CA115880 · NCI · UNIVERSITY OF MARYLAND BALTIMORE COUNTY · PI OSTRAND-ROSENBERG, SUZANNE · 2006 to 2010
$1.3M
Orbitrap Fusion Tribrid Mass SpectrometerS10OD019938 · OD · UNIV OF MARYLAND, COLLEGE PARK · PI FENSELAU, CATHERINE C · 2015 to 2015
$600k
APPLICATIONS OF MASS SPECTROMETRY IN PHARMACOLOGYR37GM021248 · NIGMS · UNIVERSITY OF MARYLAND COLLEGE PK CAMPUS · PI FENSELAU, CATHERINE C. · 1992 to 2001
$438k
NCI NIH HHS R01 CA084232NCI NIH HHS R01 CA115880NIGMS NIH HHS R01 GM021248NIGMS NIH HHS R37 GM021248NIH HHS S10 OD019938
6 · The paper itself

Abstract

A top-down proteomic strategy with semiautomated analysis of data sets has proven successful for the global identification of truncated proteins without the use of chemical derivatization, enzymatic manipulation, immunoprecipitation, or other enrichment. This approach provides the reliable identification of internal polypeptides formed from precursor gene products by proteolytic cleavage of both the N- and C-termini, as well as truncated proteoforms that retain one or the other termini. The strategy has been evaluated by application to the immunosuppressive extracellular vesicles released by myeloid-derived suppressor cells. More than 1000 truncated proteoforms have been identified, from which binding motifs are derived to allow characterization of the putative proteases responsible for truncation.

Indexed as

Protein Processing, Post-TranslationalAmino Acid SequenceAnimalsCell Line, TumorChromatography, LiquidExtracellular VesiclesHumansMicePeptidesProteolysisProteomeProteomicsReproducibility of ResultsTandem Mass SpectrometryPeptidesProteomecleavage motifsextracellular vesiclesmyeloid-derived suppressor cellsprotease databasetop−down mass spectrometrytruncated proteoforms

Identifiers

PMID31545043
PMCPMC7029676

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.