Source:http://linkedlifedata.com/resource/pubmed/id/21036049
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
23
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pubmed:dateCreated |
2010-11-12
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pubmed:abstractText |
A series of bisaryldiketene derivatives were designed and synthesized as a new class of specific G-quadruplex ligands. The ligand-quadruplex interactions were further evaluated by FRET, ITC, and PCR stop assay. In contrast to most of the G-quadruplex ligands reported so far, which comprise an extended aromatic ring, these compounds are neither polycyclic nor macrocyclic, but have a non-aromatic and relative flexible linker between two quinoline moieties enabling the conformation of compounds to be flexible. Our results showed that these bisaryldiketene derivatives could selectively recognize G-quadruplex DNA rather than binding to duplex DNA. Moreover, they showed promising discrimination between different G-quadruplex DNA. The primary binding affinity of ligand M2 for c-myc G-quadruplex DNA was over 200 times larger than that for telomere G-quadruplex DNA.
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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/DNA,
http://linkedlifedata.com/resource/pubmed/chemical/Lactones,
http://linkedlifedata.com/resource/pubmed/chemical/Ligands,
http://linkedlifedata.com/resource/pubmed/chemical/Proto-Oncogene Proteins c-myc,
http://linkedlifedata.com/resource/pubmed/chemical/Quinolines,
http://linkedlifedata.com/resource/pubmed/chemical/Quinolinium Compounds,
http://linkedlifedata.com/resource/pubmed/chemical/diketene,
http://linkedlifedata.com/resource/pubmed/chemical/quinoline
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
1464-3391
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pubmed:author | |
pubmed:copyrightInfo |
Copyright © 2010 Elsevier Ltd. All rights reserved.
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pubmed:issnType |
Electronic
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pubmed:day |
1
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pubmed:volume |
18
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
8235-42
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pubmed:meshHeading |
pubmed-meshheading:21036049-Calorimetry,
pubmed-meshheading:21036049-DNA,
pubmed-meshheading:21036049-Fluorescence Resonance Energy Transfer,
pubmed-meshheading:21036049-G-Quadruplexes,
pubmed-meshheading:21036049-Lactones,
pubmed-meshheading:21036049-Ligands,
pubmed-meshheading:21036049-Proto-Oncogene Proteins c-myc,
pubmed-meshheading:21036049-Quinolines,
pubmed-meshheading:21036049-Quinolinium Compounds,
pubmed-meshheading:21036049-Thermodynamics
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pubmed:year |
2010
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pubmed:articleTitle |
Bisaryldiketene derivatives: A new class of selective ligands for c-myc G-quadruplex DNA.
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pubmed:affiliation |
Sun Yat-Sen University, Guangzhou, People's Republic of China.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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