rdf:type |
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lifeskim:mentions |
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pubmed:issue |
5
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pubmed:dateCreated |
2003-2-21
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pubmed:abstractText |
Cell differentiation and development are highly regulated processes at the transcriptional level. One of the main transcription factors that regulate these processes is AP-2alpha, a cell-type specific protein required for vertebrate development and embryogenesis. AP-2alpha also regulates apoptosis and cell-cycle specific events by interacting with the oncogene c-Myc. In searching for novel AP-2alpha- interacting factors, using an affinity chromatography approach, we have observed that oncoprotein DEK interacts with AP-2alpha in vitro. The existence of an interaction between AP-2alpha and DEK in cellular cultures was demonstrated by expression of a tagged AP-2alpha form followed by immunodetection. By transient co-expression experiments using a reporter for APOE promoter activity we have found that DEK stimulates the transactivation activity of AP-2alpha over APOE promoter. Finally, electrophoretic mobility shift assays suggested that DEK enhances the DNA-binding activity of AP-2alpha. Our data suggest a novel cellular function of DEK as a transcriptional co-activator.
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pubmed:commentsCorrections |
http://linkedlifedata.com/resource/pubmed/commentcorrection/12595566-10037142,
http://linkedlifedata.com/resource/pubmed/commentcorrection/12595566-10446912,
http://linkedlifedata.com/resource/pubmed/commentcorrection/12595566-10519413,
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http://linkedlifedata.com/resource/pubmed/commentcorrection/12595566-9889285
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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/Apolipoproteins E,
http://linkedlifedata.com/resource/pubmed/chemical/Chromosomal Proteins, Non-Histone,
http://linkedlifedata.com/resource/pubmed/chemical/DNA,
http://linkedlifedata.com/resource/pubmed/chemical/DNA-Binding Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Dek protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Oncogene Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Recombinant Fusion Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/TFAP2A protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Transcription Factor AP-2,
http://linkedlifedata.com/resource/pubmed/chemical/Transcription Factors
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
1362-4962
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pubmed:author |
|
pubmed:issnType |
Electronic
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pubmed:day |
1
|
pubmed:volume |
31
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
1571-5
|
pubmed:dateRevised |
2009-11-18
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pubmed:meshHeading |
pubmed-meshheading:12595566-Apolipoproteins E,
pubmed-meshheading:12595566-Chromatography, Affinity,
pubmed-meshheading:12595566-Chromosomal Proteins, Non-Histone,
pubmed-meshheading:12595566-DNA,
pubmed-meshheading:12595566-DNA-Binding Proteins,
pubmed-meshheading:12595566-Electrophoretic Mobility Shift Assay,
pubmed-meshheading:12595566-Humans,
pubmed-meshheading:12595566-Oncogene Proteins,
pubmed-meshheading:12595566-Promoter Regions, Genetic,
pubmed-meshheading:12595566-Protein Binding,
pubmed-meshheading:12595566-Recombinant Fusion Proteins,
pubmed-meshheading:12595566-Transcription Factor AP-2,
pubmed-meshheading:12595566-Transcription Factors,
pubmed-meshheading:12595566-Transcriptional Activation,
pubmed-meshheading:12595566-Transfection,
pubmed-meshheading:12595566-Tumor Cells, Cultured
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pubmed:year |
2003
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pubmed:articleTitle |
Transcriptional activation by AP-2alpha is modulated by the oncogene DEK.
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pubmed:affiliation |
Centro de Biología Molecular Severo Ochoa, CSIC-Universidad Autónoma de Madrid, 28049 Cantoblanco, Madrid, Spain.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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