Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics

Every cell in an individual has largely the same genomic sequence and yet cells in different tissues can present widely different phenotypes. This variation arises because each cell expresses a specific subset of genomic instructions. Control over which instructions, or genes, are expressed is large...

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Main Authors: Liam J. Hawkins, Rasha Al-attar, Kenneth B. Storey
Format: Article
Language:English
Published: PeerJ Inc. 2018-06-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/5062.pdf
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author Liam J. Hawkins
Rasha Al-attar
Kenneth B. Storey
author_facet Liam J. Hawkins
Rasha Al-attar
Kenneth B. Storey
author_sort Liam J. Hawkins
collection DOAJ
description Every cell in an individual has largely the same genomic sequence and yet cells in different tissues can present widely different phenotypes. This variation arises because each cell expresses a specific subset of genomic instructions. Control over which instructions, or genes, are expressed is largely controlled by transcriptional regulatory pathways. Each cell must assimilate a huge amount of environmental input, and thus it is of no surprise that transcription is regulated by many intertwining mechanisms. This large regulatory landscape means there are ample possibilities for problems to arise, which in a medical context means the development of disease states. Metabolism within the cell, and more broadly, affects and is affected by transcriptional regulation. Metabolism can therefore contribute to improper transcriptional programming, or pathogenic metabolism can be the result of transcriptional dysregulation. Here, we discuss the established and emerging mechanisms for controling transcription and how they affect metabolism in the context of pathogenesis. Cis- and trans-regulatory elements, microRNA and epigenetic mechanisms such as DNA and histone methylation, all have input into what genes are transcribed. Each has also been implicated in diseases such as metabolic syndrome, various forms of diabetes, and cancer. In this review, we discuss the current understanding of these areas and highlight some natural models that may inspire future therapeutics.
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spelling doaj.art-45faf3dce8874c2aa4207771267336f52023-12-03T07:15:08ZengPeerJ Inc.PeerJ2167-83592018-06-016e506210.7717/peerj.5062Transcriptional regulation of metabolism in disease: From transcription factors to epigeneticsLiam J. HawkinsRasha Al-attarKenneth B. StoreyEvery cell in an individual has largely the same genomic sequence and yet cells in different tissues can present widely different phenotypes. This variation arises because each cell expresses a specific subset of genomic instructions. Control over which instructions, or genes, are expressed is largely controlled by transcriptional regulatory pathways. Each cell must assimilate a huge amount of environmental input, and thus it is of no surprise that transcription is regulated by many intertwining mechanisms. This large regulatory landscape means there are ample possibilities for problems to arise, which in a medical context means the development of disease states. Metabolism within the cell, and more broadly, affects and is affected by transcriptional regulation. Metabolism can therefore contribute to improper transcriptional programming, or pathogenic metabolism can be the result of transcriptional dysregulation. Here, we discuss the established and emerging mechanisms for controling transcription and how they affect metabolism in the context of pathogenesis. Cis- and trans-regulatory elements, microRNA and epigenetic mechanisms such as DNA and histone methylation, all have input into what genes are transcribed. Each has also been implicated in diseases such as metabolic syndrome, various forms of diabetes, and cancer. In this review, we discuss the current understanding of these areas and highlight some natural models that may inspire future therapeutics.https://peerj.com/articles/5062.pdfEpigeneticsCancerDiabetesMetabolismMetabolic syndromeTranscriptional control
spellingShingle Liam J. Hawkins
Rasha Al-attar
Kenneth B. Storey
Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
PeerJ
Epigenetics
Cancer
Diabetes
Metabolism
Metabolic syndrome
Transcriptional control
title Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
title_full Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
title_fullStr Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
title_full_unstemmed Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
title_short Transcriptional regulation of metabolism in disease: From transcription factors to epigenetics
title_sort transcriptional regulation of metabolism in disease from transcription factors to epigenetics
topic Epigenetics
Cancer
Diabetes
Metabolism
Metabolic syndrome
Transcriptional control
url https://peerj.com/articles/5062.pdf
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