Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA

The cyanophage S-2L incorporates 2-aminoadenine (Z) instead of adenine into its DNA, which still pairs with thymine forming a triple hydrogen bond. Here, the authors identify a third gene mazZ located between purZ and datZ that is required for 2-aminoadenine biosynthesis and determine the crystal st...

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Autores principales: Dariusz Czernecki, Frédéric Bonhomme, Pierre-Alexandre Kaminski, Marc Delarue
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/2c5f8be15bf64c02b05de1d016baf972
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spelling oai:doaj.org-article:2c5f8be15bf64c02b05de1d016baf9722021-12-02T16:35:42ZCharacterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA10.1038/s41467-021-25064-x2041-1723https://doaj.org/article/2c5f8be15bf64c02b05de1d016baf9722021-08-01T00:00:00Zhttps://doi.org/10.1038/s41467-021-25064-xhttps://doaj.org/toc/2041-1723The cyanophage S-2L incorporates 2-aminoadenine (Z) instead of adenine into its DNA, which still pairs with thymine forming a triple hydrogen bond. Here, the authors identify a third gene mazZ located between purZ and datZ that is required for 2-aminoadenine biosynthesis and determine the crystal structures of MazZ and PurZ. They further show that co-expression of these three genes in E.coli enables 2-aminoadenine incorporation into the bacterial genome.Dariusz CzerneckiFrédéric BonhommePierre-Alexandre KaminskiMarc DelarueNature PortfolioarticleScienceQENNature Communications, Vol 12, Iss 1, Pp 1-9 (2021)
institution DOAJ
collection DOAJ
language EN
topic Science
Q
spellingShingle Science
Q
Dariusz Czernecki
Frédéric Bonhomme
Pierre-Alexandre Kaminski
Marc Delarue
Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
description The cyanophage S-2L incorporates 2-aminoadenine (Z) instead of adenine into its DNA, which still pairs with thymine forming a triple hydrogen bond. Here, the authors identify a third gene mazZ located between purZ and datZ that is required for 2-aminoadenine biosynthesis and determine the crystal structures of MazZ and PurZ. They further show that co-expression of these three genes in E.coli enables 2-aminoadenine incorporation into the bacterial genome.
format article
author Dariusz Czernecki
Frédéric Bonhomme
Pierre-Alexandre Kaminski
Marc Delarue
author_facet Dariusz Czernecki
Frédéric Bonhomme
Pierre-Alexandre Kaminski
Marc Delarue
author_sort Dariusz Czernecki
title Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
title_short Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
title_full Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
title_fullStr Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
title_full_unstemmed Characterization of a triad of genes in cyanophage S-2L sufficient to replace adenine by 2-aminoadenine in bacterial DNA
title_sort characterization of a triad of genes in cyanophage s-2l sufficient to replace adenine by 2-aminoadenine in bacterial dna
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/2c5f8be15bf64c02b05de1d016baf972
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