Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks

Protein kinase CK2 is a small family of protein kinases that has been implicated in an expanding array of biological processes. While it is widely accepted that CK2 is a regulatory participant in a multitude of fundamental cellular processes, CK2 is often considered to be a constitutively active enz...

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Main Authors: Teresa Nuñez de Villavicencio-Diaz, Adam J. Rabalski, David W. Litchfield
Format: Article
Language:English
Published: MDPI AG 2017-03-01
Series:Pharmaceuticals
Subjects:
Online Access:http://www.mdpi.com/1424-8247/10/1/27
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author Teresa Nuñez de Villavicencio-Diaz
Adam J. Rabalski
David W. Litchfield
author_facet Teresa Nuñez de Villavicencio-Diaz
Adam J. Rabalski
David W. Litchfield
author_sort Teresa Nuñez de Villavicencio-Diaz
collection DOAJ
description Protein kinase CK2 is a small family of protein kinases that has been implicated in an expanding array of biological processes. While it is widely accepted that CK2 is a regulatory participant in a multitude of fundamental cellular processes, CK2 is often considered to be a constitutively active enzyme which raises questions about how it can be a regulatory participant in intricately controlled cellular processes. To resolve this apparent paradox, we have performed a systematic analysis of the published literature using text mining as well as mining of proteomic databases together with computational assembly of networks that involve CK2. These analyses reinforce the notion that CK2 is involved in a broad variety of biological processes and also reveal an extensive interplay between CK2 phosphorylation and other post-translational modifications. The interplay between CK2 and other post-translational modifications suggests that CK2 does have intricate roles in orchestrating cellular events. In this respect, phosphorylation of specific substrates by CK2 could be regulated by other post-translational modifications and CK2 could also have roles in modulating other post-translational modifications. Collectively, these observations suggest that the actions of CK2 are precisely coordinated with other constituents of regulatory cellular networks.
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spelling doaj.art-decf843c22c5414d94ab5ff50f28741e2022-12-21T20:02:47ZengMDPI AGPharmaceuticals1424-82472017-03-011012710.3390/ph10010027ph10010027Protein Kinase CK2: Intricate Relationships within Regulatory Cellular NetworksTeresa Nuñez de Villavicencio-Diaz0Adam J. Rabalski1David W. Litchfield2Department of Biochemistry, Schulich School of Medicine & Dentistry, University of Western Ontario, London, ON N6A 5C1, CanadaDepartment of Biochemistry, Schulich School of Medicine & Dentistry, University of Western Ontario, London, ON N6A 5C1, CanadaDepartment of Biochemistry, Schulich School of Medicine & Dentistry, University of Western Ontario, London, ON N6A 5C1, CanadaProtein kinase CK2 is a small family of protein kinases that has been implicated in an expanding array of biological processes. While it is widely accepted that CK2 is a regulatory participant in a multitude of fundamental cellular processes, CK2 is often considered to be a constitutively active enzyme which raises questions about how it can be a regulatory participant in intricately controlled cellular processes. To resolve this apparent paradox, we have performed a systematic analysis of the published literature using text mining as well as mining of proteomic databases together with computational assembly of networks that involve CK2. These analyses reinforce the notion that CK2 is involved in a broad variety of biological processes and also reveal an extensive interplay between CK2 phosphorylation and other post-translational modifications. The interplay between CK2 and other post-translational modifications suggests that CK2 does have intricate roles in orchestrating cellular events. In this respect, phosphorylation of specific substrates by CK2 could be regulated by other post-translational modifications and CK2 could also have roles in modulating other post-translational modifications. Collectively, these observations suggest that the actions of CK2 are precisely coordinated with other constituents of regulatory cellular networks.http://www.mdpi.com/1424-8247/10/1/27protein kinase CK2post-translational modificationregulatory networksprotein–protein interaction networkshierarchical phosphorylationpost-translational modification interplay
spellingShingle Teresa Nuñez de Villavicencio-Diaz
Adam J. Rabalski
David W. Litchfield
Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
Pharmaceuticals
protein kinase CK2
post-translational modification
regulatory networks
protein–protein interaction networks
hierarchical phosphorylation
post-translational modification interplay
title Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
title_full Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
title_fullStr Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
title_full_unstemmed Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
title_short Protein Kinase CK2: Intricate Relationships within Regulatory Cellular Networks
title_sort protein kinase ck2 intricate relationships within regulatory cellular networks
topic protein kinase CK2
post-translational modification
regulatory networks
protein–protein interaction networks
hierarchical phosphorylation
post-translational modification interplay
url http://www.mdpi.com/1424-8247/10/1/27
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