Literature DB >> 20674370

Synthesis and properties of triplex-forming oligonucleotides containing 2'-O-(2-methoxyethyl)-5-(3-aminoprop-1-ynyl)-uridine.

Chenguang Lou1, Qiang Xiao, Lavinia Brennan, Mark E Light, Nuria Vergara-Irigaray, Elizabeth M Atkinson, Lindy M Holden-Dye, Keith R Fox, Tom Brown.   

Abstract

2'-O-(2-Methoxyethyl)-5-(3-aminoprop-1-ynyl)-uridine phosphoramidite (MEPU) has been synthesized from d-ribose and 5-iodouracil and incorporated into triplex-forming oligonucleotides (TFOs) by automated solid-phase oligonucleotide synthesis. The TFOs gave very high triplex stability with their target duplexes as measured by ultraviolet/fluorescence melting and DNase I footprinting. The incorporation of MEPU into TFOs renders them resistant to degradation by serum nucleases. Copyright 2010 Elsevier Ltd. All rights reserved.

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Year:  2010        PMID: 20674370     DOI: 10.1016/j.bmc.2010.07.005

Source DB:  PubMed          Journal:  Bioorg Med Chem        ISSN: 0968-0896            Impact factor:   3.641


  3 in total

1.  Secondary binding sites for heavily modified triplex forming oligonucleotides.

Authors:  Antonia S Cardew; Tom Brown; Keith R Fox
Journal:  Nucleic Acids Res       Date:  2011-12-17       Impact factor: 16.971

2.  Fluorescent intercalator displacement replacement (FIDR) assay: determination of relative thermodynamic and kinetic parameters in triplex formation--a case study using triplex-forming LNAs.

Authors:  Sujay P Sau; Pawan Kumar; Pawan K Sharma; Patrick J Hrdlicka
Journal:  Nucleic Acids Res       Date:  2012-08-01       Impact factor: 16.971

3.  Concise total synthesis of two marine natural nucleosides: trachycladines A and B.

Authors:  Haixin Ding; Wei Li; Zhizhong Ruan; Ruchun Yang; Zhijie Mao; Qiang Xiao; Jun Wu
Journal:  Beilstein J Org Chem       Date:  2014-07-24       Impact factor: 2.883

  3 in total

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