rdf:type |
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lifeskim:mentions |
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pubmed:issue |
4970
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pubmed:dateCreated |
1990-9-25
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pubmed:abstractText |
Ribonuclease P (RNase P) from Escherichia coli or its catalytic RNA subunit can efficiently cleave small RNA substrates that lack the conserved features of natural substrates of RNase P if an additional small RNA is also present. This additional RNA must contain a sequence complementary to the substrate [external guide sequence (EGS)] and a 3'-proximal CCA sequence to ensure cleavage. The aminoacyl acceptor stem and some additional 5'- and 3'-terminal sequences of a precursor transfer RNA are sufficient to allow efficient cleavage by RNAase P, and the 2'-hydroxyl group at the cleavage site is not absolutely necessary for cleavage. In principle, any RNA could be targeted by a custom-designed EGS RNA for specific cleavage by RNase P in vitro or in vivo.
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pubmed:grant |
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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/Deoxyribonucleases, Type II...,
http://linkedlifedata.com/resource/pubmed/chemical/Endoribonucleases,
http://linkedlifedata.com/resource/pubmed/chemical/Escherichia coli Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/GANTC-specific type II...,
http://linkedlifedata.com/resource/pubmed/chemical/RNA,
http://linkedlifedata.com/resource/pubmed/chemical/RNA, Transfer,
http://linkedlifedata.com/resource/pubmed/chemical/RNA Precursors,
http://linkedlifedata.com/resource/pubmed/chemical/Ribonuclease P,
http://linkedlifedata.com/resource/pubmed/chemical/TCGA-specific type II...,
http://linkedlifedata.com/resource/pubmed/chemical/ribonuclease P, E coli
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0036-8075
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pubmed:author |
|
pubmed:issnType |
Print
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pubmed:day |
17
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pubmed:volume |
249
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
783-6
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pubmed:dateRevised |
2008-8-29
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pubmed:meshHeading |
pubmed-meshheading:1697102-Base Sequence,
pubmed-meshheading:1697102-Deoxyribonucleases, Type II Site-Specific,
pubmed-meshheading:1697102-Endoribonucleases,
pubmed-meshheading:1697102-Escherichia coli,
pubmed-meshheading:1697102-Escherichia coli Proteins,
pubmed-meshheading:1697102-Molecular Sequence Data,
pubmed-meshheading:1697102-RNA,
pubmed-meshheading:1697102-RNA, Transfer,
pubmed-meshheading:1697102-RNA Precursors,
pubmed-meshheading:1697102-Ribonuclease P,
pubmed-meshheading:1697102-Substrate Specificity
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pubmed:year |
1990
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pubmed:articleTitle |
External guide sequences for an RNA enzyme.
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pubmed:affiliation |
Department of Biology, Yale University, New Haven, CT 06520.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
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