Source:http://linkedlifedata.com/resource/pubmed/id/19098422
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
24
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pubmed:dateCreated |
2009-1-19
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pubmed:abstractText |
The classical role of AMP-activated protein kinase (AMPK) as an energy status sensor is expanding to include other members of the AMPK family. Recent genetic and cell biological evidence points to a role for MAP/microtubule affinity-regulating kinase 2 (MARK2/EMK/Par1b) in the regulation of metabolic events as well as in the control of CREB-dependent transcription activated by glucose in pancreatic islet beta cells. We have recently developed an in vitro kinase screening platform to identify novel kinase:substrate pairs, the building blocks of signal transduction pathways. Application of this technology led us to identify MARK2 as the kinase that targets a novel glucose-regulated phosphorylation site on Transducer of Regulated CREB Activity 2 (TORC2, referred to as CREB-Regulated Transcriptional Coactivator 2, or CRTC2), a transcriptional coactivator essential for CREB activity in beta cells. We discuss these recent developments and suggest a model whereby members of the AMPK family integrate numerous signals to coordinate energy metabolism and cellular polarity with gene expression to regulate cell function/proliferation.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/AMP-Activated Protein Kinases,
http://linkedlifedata.com/resource/pubmed/chemical/CRTC2 protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Cyclic AMP Response...,
http://linkedlifedata.com/resource/pubmed/chemical/MARK2 protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Protein-Serine-Threonine Kinases,
http://linkedlifedata.com/resource/pubmed/chemical/Transcription Factors
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
1551-4005
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pubmed:author | |
pubmed:issnType |
Electronic
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pubmed:day |
15
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pubmed:volume |
7
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
3823-8
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pubmed:meshHeading |
pubmed-meshheading:19098422-AMP-Activated Protein Kinases,
pubmed-meshheading:19098422-Cell Line,
pubmed-meshheading:19098422-Cyclic AMP Response Element-Binding Protein,
pubmed-meshheading:19098422-Humans,
pubmed-meshheading:19098422-Islets of Langerhans,
pubmed-meshheading:19098422-Protein-Serine-Threonine Kinases,
pubmed-meshheading:19098422-Signal Transduction,
pubmed-meshheading:19098422-Transcription Factors
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pubmed:year |
2008
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pubmed:articleTitle |
Using kinomics to delineate signaling pathways: control of CRTC2/TORC2 by the AMPK family.
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pubmed:affiliation |
Apoptosis Research Centre, Children's Hospital of Eastern Ontario, Ottawa, Ontario, Canada.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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