Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions

While the genomic revolution has dramatically accelerated the discovery of disease-associated genes, the functional characterization of the corresponding proteins lags behind. Most proteins fulfill their tasks in complexes with other proteins, and analysis of Protein-Protein Interactions (PPIs) can...

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Main Authors: Katrina eMeyer, Matthias eSelbach
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-07-01
Series:Frontiers in Genetics
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fgene.2015.00237/full
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author Katrina eMeyer
Matthias eSelbach
Matthias eSelbach
author_facet Katrina eMeyer
Matthias eSelbach
Matthias eSelbach
author_sort Katrina eMeyer
collection DOAJ
description While the genomic revolution has dramatically accelerated the discovery of disease-associated genes, the functional characterization of the corresponding proteins lags behind. Most proteins fulfill their tasks in complexes with other proteins, and analysis of Protein-Protein Interactions (PPIs) can therefore provide insights into protein function. Several methods can be used to generate large-scale protein interaction networks. However, most of these approaches are not quantitative and therefore cannot reveal how perturbations affect the network. Here, we illustrate how a clever combination of quantitative mass spectrometry with different biochemical methods provides a rich toolkit to study different aspects of PPIs including topology, subunit stoichiometry, and dynamic behavior.
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spelling doaj.art-649dd83f40444cfcad3a3fd0f5601b422022-12-22T03:15:26ZengFrontiers Media S.A.Frontiers in Genetics1664-80212015-07-01610.3389/fgene.2015.00237145573Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactionsKatrina eMeyer0Matthias eSelbach1Matthias eSelbach2Max Delbruck Center for Molecular MedicineMax Delbruck Center for Molecular MedicineCharitéWhile the genomic revolution has dramatically accelerated the discovery of disease-associated genes, the functional characterization of the corresponding proteins lags behind. Most proteins fulfill their tasks in complexes with other proteins, and analysis of Protein-Protein Interactions (PPIs) can therefore provide insights into protein function. Several methods can be used to generate large-scale protein interaction networks. However, most of these approaches are not quantitative and therefore cannot reveal how perturbations affect the network. Here, we illustrate how a clever combination of quantitative mass spectrometry with different biochemical methods provides a rich toolkit to study different aspects of PPIs including topology, subunit stoichiometry, and dynamic behavior.http://journal.frontiersin.org/Journal/10.3389/fgene.2015.00237/fullprotein protein interactionstoichiometrymass spectrometry based proteomicsCross-linkingquantiative proteomics
spellingShingle Katrina eMeyer
Matthias eSelbach
Matthias eSelbach
Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
Frontiers in Genetics
protein protein interaction
stoichiometry
mass spectrometry based proteomics
Cross-linking
quantiative proteomics
title Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
title_full Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
title_fullStr Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
title_full_unstemmed Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
title_short Quantitative affinity purification mass spectrometry: a versatile technology to study protein-protein interactions
title_sort quantitative affinity purification mass spectrometry a versatile technology to study protein protein interactions
topic protein protein interaction
stoichiometry
mass spectrometry based proteomics
Cross-linking
quantiative proteomics
url http://journal.frontiersin.org/Journal/10.3389/fgene.2015.00237/full
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