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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1978-3-10
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pubmed:abstractText |
RNA ligase catalyzed the joining of pC-C-Ap with C-A-A in the synthesis of C-A-A-C-C-Ap, which has the sequence of the Escherichia coli tRNAfMet 3'-end. pC-C-A was also shown to be joined to C-A-A without any undesired self-polymerization. Joining of pC-C-A to various synthetic ribotriplets, such as C-C-A, A-A-A, C-C-C, U-U-U, U-A-G, C-C-G and U-U-C, was performed as well as joining to the partially substituted trimers with a photolabile o-nitrobenzyl group, C-Anbzl-A and C-C-Anbzl. The yields were C-A-A-C-C-A (69%), C-C-A-C-C-A (38%), A-A-A-C-C-A (66%), C-C-C-C-C-A (71%), U-U-U-C-C-A (50%), U-A-G-C-C-A (23%), C-C-G-C-C-A (43%) and U-U-C-C-C-A (46%). C-Anbzl-A was a slightly poorer acceptor than C-A-A and C-C-Anbzl did not serve as an acceptor. Recognition of acceptor molecules by RNA ligase is discussed in terms of affinity of oligonucleotides for the enzyme.
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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/Oligonucleotides,
http://linkedlifedata.com/resource/pubmed/chemical/Oligoribonucleotides,
http://linkedlifedata.com/resource/pubmed/chemical/Polynucleotide Ligases,
http://linkedlifedata.com/resource/pubmed/chemical/RNA Ligase (ATP),
http://linkedlifedata.com/resource/pubmed/chemical/Ribonucleotides
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0014-2956
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
81
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
285-91
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pubmed:dateRevised |
2007-7-23
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pubmed:meshHeading | |
pubmed:year |
1977
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pubmed:articleTitle |
Joining of synthetic ribotrinucleotides with defined sequences catalyzed by T4 RNA ligase.
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pubmed:publicationType |
Journal Article
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