Cited by 19Advanced Proteomics Techniques and ApplicationsMass Spectrometry Techniques and ApplicationsMetabolomics and Mass Spectrometry Studies

An integrated workflow for quantitative analysis of the newly synthesized proteome

Open access
Borteçen, Toman, Müller, Torsten, Krijgsveld, Jeroen·2023·Nature Communications

Published version of a preprint

Abstract

The analysis of proteins that are newly synthesized upon a cellular perturbation can provide detailed insight into the proteomic response that is elicited by specific cues. This can be investigated by pulse-labeling of cells with clickable and stable-isotope-coded amino acids for the enrichment and mass spectrometric characterization of newly synthesized proteins (NSPs), however convoluted protocols prohibit their routine application. Here we report the optimization of multiple steps in sample preparation, mass spectrometry and data analysis, and we integrate them into a semi-automated workflow for the quantitative analysis of the newly synthesized proteome (QuaNPA). Reduced input requirements and data-independent acquisition (DIA) enable the analysis of triple-SILAC-labeled NSP samples, with enhanced throughput while featuring high quantitative accuracy. We apply QuaNPA to investigate the time-resolved cellular response to interferon-gamma (IFNg), observing rapid induction of targets 2 h after IFNg treatment. QuaNPA provides a powerful approach for large-scale investigation of NSPs to gain insight into complex cellular processes.

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Authors
Borteçen, T., Müller, T., & Krijgsveld, J.
Affiliations
  • German Cancer Research Center (DE)
  • Heidelberg University (DE)
Corresponding author
Krijgsveld, Jeroen
Venue
Nature Communications
Published
2023-12-12
Volume
14
Issue
1
Pages
8237-8237
ISSN
2041-1723 (ISSN-L)
OpenAlex
W4389614649
Cited by
19
References
5
Citations by year
2026: 1 · 2025: 9 · 2024: 7 · 2023: 2
FWCI
1.74
Type
journal article
Language
en
Open access
Locations
  • Nature Communications (publishedVersion, cc-by)
  • bioRxiv (Cold Spring Harbor Laboratory) (acceptedVersion, cc-by-nc-nd)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • RePEc: Research Papers in Economics (submittedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
Bundesministerium für Bildung und Forschung (161L0212A)
Topics
  • Physical Sciences › Chemistry › Spectroscopy › Advanced Proteomics Techniques and Applications
  • Physical Sciences › Chemistry › Spectroscopy › Mass Spectrometry Techniques and Applications
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Metabolomics and Mass Spectrometry Studies
Keywords
newly synthesized proteins, pulse labeling, stable isotope labeling, data-independent acquisition, semi-automated workflow, interferon-gamma response, time-resolved proteomics, sample preparation optimization
MeSH terms
Amino Acids, Cell Line, Isotope Labeling, Proteome, Proteomics, Workflow

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