Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA

Efficient protocols based on Cu(I)-catalyzed azide–alkyne cycloaddition were developed for the synthesis of conjugates of pyrrole–imidazole polyamide minor groove binders (MGB) with fluorophores and with triplex-forming oligonucleotides (TFOs). Diverse bifunctional linkers were synthesized and used...

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Main Authors: Svetlana V. Vasilyeva, Vyacheslav V. Filichev, Alexandre S. Boutorine
Format: Article
Language:English
Published: Beilstein-Institut 2016-06-01
Series:Beilstein Journal of Organic Chemistry
Subjects:
Online Access:https://doi.org/10.3762/bjoc.12.128
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author Svetlana V. Vasilyeva
Vyacheslav V. Filichev
Alexandre S. Boutorine
author_facet Svetlana V. Vasilyeva
Vyacheslav V. Filichev
Alexandre S. Boutorine
author_sort Svetlana V. Vasilyeva
collection DOAJ
description Efficient protocols based on Cu(I)-catalyzed azide–alkyne cycloaddition were developed for the synthesis of conjugates of pyrrole–imidazole polyamide minor groove binders (MGB) with fluorophores and with triplex-forming oligonucleotides (TFOs). Diverse bifunctional linkers were synthesized and used for the insertion of terminal azides or alkynes into TFOs and MGBs. The formation of stable triple helices by TFO-MGB conjugates was evaluated by gel-shift experiments. The presence of MGB in these conjugates did not affect the binding parameters (affinity and triplex stability) of the parent TFOs.
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spelling doaj.art-a19f47fd4162467babbf58432d0c792f2022-12-21T19:49:32ZengBeilstein-InstitutBeilstein Journal of Organic Chemistry1860-53972016-06-011211348136010.3762/bjoc.12.1281860-5397-12-128Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNASvetlana V. Vasilyeva0Vyacheslav V. Filichev1Alexandre S. Boutorine2Institute of Chemical Biology & Fundamental Medicine, SB of RAS, pr. Lavrent’eva 8, 630090 Novosibirsk, RussiaInstitute of Fundamental Sciences, Massey University, Private Bag 11-222, 4442 Palmerston North, New ZealandStructure and Instability of Genomes, Sorbonne Universités, Muséum National d'Histoire Naturelle, INSERM U 1154, CNRS UMR 7196, 57 rue Cuvier, C.P. 26, 75231 Paris cedex 05, FranceEfficient protocols based on Cu(I)-catalyzed azide–alkyne cycloaddition were developed for the synthesis of conjugates of pyrrole–imidazole polyamide minor groove binders (MGB) with fluorophores and with triplex-forming oligonucleotides (TFOs). Diverse bifunctional linkers were synthesized and used for the insertion of terminal azides or alkynes into TFOs and MGBs. The formation of stable triple helices by TFO-MGB conjugates was evaluated by gel-shift experiments. The presence of MGB in these conjugates did not affect the binding parameters (affinity and triplex stability) of the parent TFOs.https://doi.org/10.3762/bjoc.12.128binding affinityclick chemistryCu(I)-catalyzed azide–alkyne cycloadditionpyrrole–imidazole polyamidessequence specificity: DNAtriplex-forming oligonucleotides
spellingShingle Svetlana V. Vasilyeva
Vyacheslav V. Filichev
Alexandre S. Boutorine
Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
Beilstein Journal of Organic Chemistry
binding affinity
click chemistry
Cu(I)-catalyzed azide–alkyne cycloaddition
pyrrole–imidazole polyamides
sequence specificity: DNA
triplex-forming oligonucleotides
title Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
title_full Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
title_fullStr Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
title_full_unstemmed Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
title_short Application of Cu(I)-catalyzed azide–alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double-stranded DNA
title_sort application of cu i catalyzed azide alkyne cycloaddition for the design and synthesis of sequence specific probes targeting double stranded dna
topic binding affinity
click chemistry
Cu(I)-catalyzed azide–alkyne cycloaddition
pyrrole–imidazole polyamides
sequence specificity: DNA
triplex-forming oligonucleotides
url https://doi.org/10.3762/bjoc.12.128
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