rdf:type |
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lifeskim:mentions |
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pubmed:issue |
3 Suppl
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pubmed:dateCreated |
2000-2-15
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pubmed:abstractText |
Two types of ion channels, TRP and TRPL, are activated upon light-absorption in rhabdomeral photoreceptor membranes of fly compound eyes. Whereas TRP is associated with other signaling proteins into a multiprotein complex (transducisome), the molecular organization of TRPL is discussed controversely. We analysed the TRPL content of blowfly rhabdomeral membranes and investigated by co-immunoprecipitation studies whether or not TRPL is part of the transducisome. Compared to TRP there are at least ten times less TRPL molecules present in the rhabdomeral membrane. A small fraction of the total TRPL present co-immunoprecipitates with other proteins of the transducisome and vice versa. Our data suggest that a significant fraction of TRPL is not incorporated into the transducisome. This fraction may either form independent ion channels or bind to the transducisome transiently.
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pubmed:language |
eng
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pubmed:journal |
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pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Calcium Channels,
http://linkedlifedata.com/resource/pubmed/chemical/Calmodulin-Binding Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Drosophila Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Eye Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Insect Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Membrane Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Transient Receptor Potential...,
http://linkedlifedata.com/resource/pubmed/chemical/inaD protein, Drosophila,
http://linkedlifedata.com/resource/pubmed/chemical/trp protein, Drosophila,
http://linkedlifedata.com/resource/pubmed/chemical/trpl protein, Drosophila
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pubmed:status |
MEDLINE
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pubmed:issn |
0031-6768
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pubmed:author |
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pubmed:issnType |
Print
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pubmed:volume |
439
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
R181-3
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:10653185-Animals,
pubmed-meshheading:10653185-Calcium Channels,
pubmed-meshheading:10653185-Calmodulin-Binding Proteins,
pubmed-meshheading:10653185-Diptera,
pubmed-meshheading:10653185-Drosophila Proteins,
pubmed-meshheading:10653185-Eye Proteins,
pubmed-meshheading:10653185-Insect Proteins,
pubmed-meshheading:10653185-Male,
pubmed-meshheading:10653185-Membrane Proteins,
pubmed-meshheading:10653185-Photoreceptor Cells, Invertebrate,
pubmed-meshheading:10653185-Transient Receptor Potential Channels,
pubmed-meshheading:10653185-Vision, Ocular
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pubmed:year |
2000
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pubmed:articleTitle |
The PDZ assembled "transducisome" of microvillar photoreceptors: the TRP/TRPL problem.
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pubmed:affiliation |
Department of Cell- and Neurobiology, University of Karlsruhe, Germany.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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