A Review of DUSP26: Structure, Regulation and Relevance in Human Disease

Dual specificity phosphatases (DUSPs) play a crucial role in the regulation of intracellular signalling pathways, which in turn influence a broad range of physiological processes. DUSP malfunction is increasingly observed in a broad range of human diseases due to deregulation of key pathways, most n...

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Main Authors: Elliott M. Thompson, Andrew W. Stoker
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/22/2/776
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author Elliott M. Thompson
Andrew W. Stoker
author_facet Elliott M. Thompson
Andrew W. Stoker
author_sort Elliott M. Thompson
collection DOAJ
description Dual specificity phosphatases (DUSPs) play a crucial role in the regulation of intracellular signalling pathways, which in turn influence a broad range of physiological processes. DUSP malfunction is increasingly observed in a broad range of human diseases due to deregulation of key pathways, most notably the MAP kinase (MAPK) cascades. Dual specificity phosphatase 26 (DUSP26) is an atypical DUSP with a range of physiological substrates including the MAPKs. The residues that govern DUSP26 substrate specificity are yet to be determined; however, recent evidence suggests that interactions with a binding partner may be required for DUSP26 catalytic activity. DUSP26 is heavily implicated in cancer where, akin to other DUSPs, it displays both tumour-suppressive and -promoting properties, depending on the context. Here we review DUSP26 by evaluating its transcriptional patterns, protein crystallographic structure and substrate binding, as well as its physiological role(s) and binding partners, its role in human disease and the development of DUSP26 inhibitors.
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spelling doaj.art-41cc279e1627484eb7e7d54409410c9c2023-12-03T13:10:41ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672021-01-0122277610.3390/ijms22020776A Review of DUSP26: Structure, Regulation and Relevance in Human DiseaseElliott M. Thompson0Andrew W. Stoker1Developmental Biology & Cancer Department, UCL Great Ormond Street Institute of Child Health, 30 Guilford Street, London WC1N 1EH, UKDevelopmental Biology & Cancer Department, UCL Great Ormond Street Institute of Child Health, 30 Guilford Street, London WC1N 1EH, UKDual specificity phosphatases (DUSPs) play a crucial role in the regulation of intracellular signalling pathways, which in turn influence a broad range of physiological processes. DUSP malfunction is increasingly observed in a broad range of human diseases due to deregulation of key pathways, most notably the MAP kinase (MAPK) cascades. Dual specificity phosphatase 26 (DUSP26) is an atypical DUSP with a range of physiological substrates including the MAPKs. The residues that govern DUSP26 substrate specificity are yet to be determined; however, recent evidence suggests that interactions with a binding partner may be required for DUSP26 catalytic activity. DUSP26 is heavily implicated in cancer where, akin to other DUSPs, it displays both tumour-suppressive and -promoting properties, depending on the context. Here we review DUSP26 by evaluating its transcriptional patterns, protein crystallographic structure and substrate binding, as well as its physiological role(s) and binding partners, its role in human disease and the development of DUSP26 inhibitors.https://www.mdpi.com/1422-0067/22/2/776dual specificity phosphataseMAP kinase phosphatasecancerneuroblastomaphosphatase inhibitor
spellingShingle Elliott M. Thompson
Andrew W. Stoker
A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
International Journal of Molecular Sciences
dual specificity phosphatase
MAP kinase phosphatase
cancer
neuroblastoma
phosphatase inhibitor
title A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
title_full A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
title_fullStr A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
title_full_unstemmed A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
title_short A Review of DUSP26: Structure, Regulation and Relevance in Human Disease
title_sort review of dusp26 structure regulation and relevance in human disease
topic dual specificity phosphatase
MAP kinase phosphatase
cancer
neuroblastoma
phosphatase inhibitor
url https://www.mdpi.com/1422-0067/22/2/776
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