Large-scale structural analysis of protein tyrosine phosphatases

Protein tyrosine phosphatases (PTPs) are essential regulators of signal transduction pathways, and control, together with protein tyrosine kinases (PTKs), the reversible phosphorylation of tyrosine residues. PTPs are, from a structural biology viewpoint, one of the most comprehensively covered prote...

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Main Authors: Barr, A, Knapp, S
Format: Journal article
Language:English
Published: Elsevier 2010
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author Barr, A
Knapp, S
author_facet Barr, A
Knapp, S
author_sort Barr, A
collection OXFORD
description Protein tyrosine phosphatases (PTPs) are essential regulators of signal transduction pathways, and control, together with protein tyrosine kinases (PTKs), the reversible phosphorylation of tyrosine residues. PTPs are, from a structural biology viewpoint, one of the most comprehensively covered protein families. This chapter focuses on the structural comparison of catalytic domains of the major PTP families, and summarizes implications of the available structural data for the understanding of PTP regulation and for the design of specific PTP inhibitors. Modular domains outside the catalytic domain also significantly regulate PTP function. Inactivation of PTPs by receptor dimerization is discussed as a key regulatory mechanism of PTP activity. This control mechanism was first suggested based on structural studies of the membrane proximal D1 domain of RPTP α. More structural data regarding phosphatases in complex with their substrates and regulators will be available in the near future, which will allow a more detailed insight into the regulation and substrate recognition of this diverse class of enzymes. © 2010 Elsevier Inc. All rights reserved.
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spelling oxford-uuid:d54aeafd-b73f-4f58-9f13-31fc7c77104f2022-03-27T08:24:49ZLarge-scale structural analysis of protein tyrosine phosphatasesJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:d54aeafd-b73f-4f58-9f13-31fc7c77104fEnglishSymplectic Elements at OxfordElsevier2010Barr, AKnapp, SProtein tyrosine phosphatases (PTPs) are essential regulators of signal transduction pathways, and control, together with protein tyrosine kinases (PTKs), the reversible phosphorylation of tyrosine residues. PTPs are, from a structural biology viewpoint, one of the most comprehensively covered protein families. This chapter focuses on the structural comparison of catalytic domains of the major PTP families, and summarizes implications of the available structural data for the understanding of PTP regulation and for the design of specific PTP inhibitors. Modular domains outside the catalytic domain also significantly regulate PTP function. Inactivation of PTPs by receptor dimerization is discussed as a key regulatory mechanism of PTP activity. This control mechanism was first suggested based on structural studies of the membrane proximal D1 domain of RPTP α. More structural data regarding phosphatases in complex with their substrates and regulators will be available in the near future, which will allow a more detailed insight into the regulation and substrate recognition of this diverse class of enzymes. © 2010 Elsevier Inc. All rights reserved.
spellingShingle Barr, A
Knapp, S
Large-scale structural analysis of protein tyrosine phosphatases
title Large-scale structural analysis of protein tyrosine phosphatases
title_full Large-scale structural analysis of protein tyrosine phosphatases
title_fullStr Large-scale structural analysis of protein tyrosine phosphatases
title_full_unstemmed Large-scale structural analysis of protein tyrosine phosphatases
title_short Large-scale structural analysis of protein tyrosine phosphatases
title_sort large scale structural analysis of protein tyrosine phosphatases
work_keys_str_mv AT barra largescalestructuralanalysisofproteintyrosinephosphatases
AT knapps largescalestructuralanalysisofproteintyrosinephosphatases