Evidence map›Paper›PMID 29222161›Full record

ArticleMolecular & cellular proteomics : MCP2018

Detection of Proteome Diversity Resulted from Alternative Splicing is Limited by Trypsin Cleavage Specificity.

Xiaojing Wang, Simona G Codreanu, Bo Wen, Kai Li, Matthew C Chambers, Daniel C Liebler, Bing Zhang

Open access · hybridAbstract read
In one paragraph

Article in Molecular & cellular proteomics : MCP, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
4.4field-weighted citation impact, top 5% of its field
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

58 citing papers in PubMed, 108 citations in OpenAlex.

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  8. Impact of alternative splicing on Arabidopsis proteome.bioRxiv : the preprint server for biology · 2025
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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

7 authors at 4 institutions in 2 countries.

Xiaojing WangFrom the ‡Lester and Sue Smith Breast Center, Baylor College of Medicine, Houston, Texas 77030.
Simona G Codreanu¶Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee 37232.
Bo WenFrom the ‡Lester and Sue Smith Breast Center, Baylor College of Medicine, Houston, Texas 77030.
Kai Li‖BGI-Shenzhen, Shenzhen, Guangdong 518083, China.
Matthew C Chambers¶Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee 37232.
Daniel C Liebler¶Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee 37232.
Bing ZhangFrom the ‡Lester and Sue Smith Breast Center, Baylor College of Medicine, Houston, Texas 77030; bing.zhang@bcm.edu.
Baylor College of Medicine · USVanderbilt University · USBGI Group (China) · CNVanderbilt-Ingram Cancer Center

Funding

Vanderbilt Proteome Characterization CenterU24CA159988 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI LIEBLER, DANIEL C · 2011 to 2016
$13.9M
iPGDAC, An Integrative Proteogenomic Data Analysis Center for CPTACU24CA210954 · NCI · BAYLOR COLLEGE OF MEDICINE · PI ZHANG, BING · 2016 to 2020
$4.9M
NCI NIH HHS U24 CA159988NCI NIH HHS U24 CA210954
6 · The paper itself

Abstract

Alternative splicing dramatically increases transcriptome complexity but its contribution to proteome diversity remains controversial. Exon-exon junction spanning peptides provide direct evidence for the translation of specific splice isoforms and are critical for delineating protein isoform complexity. Here we found that junction-spanning peptides are underrepresented in publicly available mass spectrometry-based shotgun proteomics data sets. Further analysis showed that evolutionarily conserved preferential nucleotide usage at exon boundaries increases the occurrence of lysine- and arginine-coding triplets at the end of exons. Because both lysine and arginine residues are cleavage sites of trypsin, the nearly exclusive use of trypsin as the protein digestion enzyme in shotgun proteomic analyses hinders the detection of junction-spanning peptides. To study the impact of enzyme selection on splice junction detectability, we performed

Indexed as

Alternative SplicingProteomeCell Line, TumorExonsHumansNeoplasm ProteinsNeoplasmsPeptide HydrolasesPeptidesNeoplasm ProteinsPeptide HydrolasesPeptidesProteome

Identifiers

PMID29222161
PMCPMC5836368
OpenAlexW2773925504

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.