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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1997-7-23
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pubmed:abstractText |
Cadherins are calcium-dependent, cell surface glycoproteins involved in cell-cell adhesion. To function in cell-cell adhesion, the transmembrane cadherin molecule must be associated with the cytoskeleton via cytoplasmic proteins known as catenins. Three catenins, alpha-catenin, beta-catenin and gamma-catenin (also known as plakoglobin), have been identified. beta-catenin or plakoglobin is associated directly with the cadherin; alpha-catenin binds to beta-catenin/plakoglobin and serves to link the cadherin/catenin complex to the actin cytoskeleton. The domains on the cadherin and betacatenin/plakoglobin that are responsible for protein-protein interactions have been mapped. However, little is known about the molecular interactions between alpha-catenin and beta-catenin/plakoglobin or about the interactions between alpha-catenin and the cytoskeleton. In this study we have used the yeast two-hybrid system to map the domains on alpha-catenin that allow it to associate with beta-catenin/plakoglobin and with alpha-actinin. We also identify a region on alpha-actinin that is responsible for its interaction with alpha-catenin. The yeast two-hybrid data were confirmed with biochemical studies.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Actinin,
http://linkedlifedata.com/resource/pubmed/chemical/CTNNA1 protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Cytoskeletal Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Desmoplakins,
http://linkedlifedata.com/resource/pubmed/chemical/JUP protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Recombinant Fusion Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/alpha Catenin,
http://linkedlifedata.com/resource/pubmed/chemical/gamma Catenin
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0021-9533
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
110 ( Pt 8)
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1013-22
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:9152027-Actinin,
pubmed-meshheading:9152027-Animals,
pubmed-meshheading:9152027-Binding Sites,
pubmed-meshheading:9152027-Cell Line,
pubmed-meshheading:9152027-Cytoskeletal Proteins,
pubmed-meshheading:9152027-Desmoplakins,
pubmed-meshheading:9152027-Humans,
pubmed-meshheading:9152027-Peptide Mapping,
pubmed-meshheading:9152027-Protein Binding,
pubmed-meshheading:9152027-Recombinant Fusion Proteins,
pubmed-meshheading:9152027-Transfection,
pubmed-meshheading:9152027-alpha Catenin,
pubmed-meshheading:9152027-gamma Catenin
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pubmed:year |
1997
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pubmed:articleTitle |
Characterization of the interactions of alpha-catenin with alpha-actinin and beta-catenin/plakoglobin.
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pubmed:affiliation |
Department of Biology, University of Toledo, OH 43606, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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