Identification and Interrogation of Combinatorial Histone Modifications

Histone proteins are dynamically modified to mediate a variety of cellular processes including gene transcription, DNA damage repair, and apoptosis. Regulation of these processes occurs through the recruitment of non-histone proteins to chromatin by specific combinations of histone post-translation...

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Main Authors: Kelly R Karch, Jamie E DeNizio, Ben E Black, Benjamin Aaron Garcia
Format: Article
Language:English
Published: Frontiers Media S.A. 2013-12-01
Series:Frontiers in Genetics
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fgene.2013.00264/full
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author Kelly R Karch
Jamie E DeNizio
Ben E Black
Benjamin Aaron Garcia
author_facet Kelly R Karch
Jamie E DeNizio
Ben E Black
Benjamin Aaron Garcia
author_sort Kelly R Karch
collection DOAJ
description Histone proteins are dynamically modified to mediate a variety of cellular processes including gene transcription, DNA damage repair, and apoptosis. Regulation of these processes occurs through the recruitment of non-histone proteins to chromatin by specific combinations of histone post-translational modifications (PTMs). Mass spectrometry has emerged as an essential tool to discover and quantify histone PTMs both within and between samples in an unbiased manner. Developments in mass spectrometry that allow for characterization of large histone peptides or intact protein has made it possible to determine which modifications occur simultaneously on a single histone polypeptide. A variety of techniques from biochemistry, biophysics, and chemical biology have been employed to determine the biological relevance of discovered combinatorial codes. This review first describes advancements in the field of mass spectrometry that have facilitated histone PTM analysis and then covers notable approaches to probe the biological relevance of these modifications in their nucleosomal context.
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spelling doaj.art-0c248f412f414f52a745ad2e66ec6d352022-12-22T03:40:18ZengFrontiers Media S.A.Frontiers in Genetics1664-80212013-12-01410.3389/fgene.2013.0026469905Identification and Interrogation of Combinatorial Histone ModificationsKelly R Karch0Jamie E DeNizio1Ben E Black2Benjamin Aaron Garcia3University of Pennsylvania School of MedicineUniversity of Pennsylvania School of MedicineUniversity of Pennsylvania School of MedicineUniversity of Pennsylvania School of MedicineHistone proteins are dynamically modified to mediate a variety of cellular processes including gene transcription, DNA damage repair, and apoptosis. Regulation of these processes occurs through the recruitment of non-histone proteins to chromatin by specific combinations of histone post-translational modifications (PTMs). Mass spectrometry has emerged as an essential tool to discover and quantify histone PTMs both within and between samples in an unbiased manner. Developments in mass spectrometry that allow for characterization of large histone peptides or intact protein has made it possible to determine which modifications occur simultaneously on a single histone polypeptide. A variety of techniques from biochemistry, biophysics, and chemical biology have been employed to determine the biological relevance of discovered combinatorial codes. This review first describes advancements in the field of mass spectrometry that have facilitated histone PTM analysis and then covers notable approaches to probe the biological relevance of these modifications in their nucleosomal context.http://journal.frontiersin.org/Journal/10.3389/fgene.2013.00264/fullChromatinHistone CodeMass SpectrometryProteomicshistonepost-translational modification
spellingShingle Kelly R Karch
Jamie E DeNizio
Ben E Black
Benjamin Aaron Garcia
Identification and Interrogation of Combinatorial Histone Modifications
Frontiers in Genetics
Chromatin
Histone Code
Mass Spectrometry
Proteomics
histone
post-translational modification
title Identification and Interrogation of Combinatorial Histone Modifications
title_full Identification and Interrogation of Combinatorial Histone Modifications
title_fullStr Identification and Interrogation of Combinatorial Histone Modifications
title_full_unstemmed Identification and Interrogation of Combinatorial Histone Modifications
title_short Identification and Interrogation of Combinatorial Histone Modifications
title_sort identification and interrogation of combinatorial histone modifications
topic Chromatin
Histone Code
Mass Spectrometry
Proteomics
histone
post-translational modification
url http://journal.frontiersin.org/Journal/10.3389/fgene.2013.00264/full
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