An enzymatic activation of formaldehyde for nucleotide methylation

The bacterial thymidylate synthase ThyX catalyzes the reductive methylation of deoxyuridylate (dUMP) into deoxythymidylate (dTMP) and requires both folate and flavin for activity. Here, the authors combine biochemical experiments, spectroscopic measurements and flavin synthesis chemistry to show tha...

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Autores principales: Charles Bou-Nader, Frederick W. Stull, Ludovic Pecqueur, Philippe Simon, Vincent Guérineau, Antoine Royant, Marc Fontecave, Murielle Lombard, Bruce A. Palfey, Djemel Hamdane
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/9d2804fa1f2e4892889a444777040660
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spelling oai:doaj.org-article:9d2804fa1f2e4892889a4447770406602021-12-02T16:23:43ZAn enzymatic activation of formaldehyde for nucleotide methylation10.1038/s41467-021-24756-82041-1723https://doaj.org/article/9d2804fa1f2e4892889a4447770406602021-07-01T00:00:00Zhttps://doi.org/10.1038/s41467-021-24756-8https://doaj.org/toc/2041-1723The bacterial thymidylate synthase ThyX catalyzes the reductive methylation of deoxyuridylate (dUMP) into deoxythymidylate (dTMP) and requires both folate and flavin for activity. Here, the authors combine biochemical experiments, spectroscopic measurements and flavin synthesis chemistry to show that formaldehyde (CH2O) can replace the natural methylene donor of ThyX in a CH2O-shunt reaction, yielding a carbinolamine intermediate with the reduced flavin coenzyme, and they present the crystal structure of this intermediate.Charles Bou-NaderFrederick W. StullLudovic PecqueurPhilippe SimonVincent GuérineauAntoine RoyantMarc FontecaveMurielle LombardBruce A. PalfeyDjemel HamdaneNature PortfolioarticleScienceQENNature Communications, Vol 12, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Science
Q
spellingShingle Science
Q
Charles Bou-Nader
Frederick W. Stull
Ludovic Pecqueur
Philippe Simon
Vincent Guérineau
Antoine Royant
Marc Fontecave
Murielle Lombard
Bruce A. Palfey
Djemel Hamdane
An enzymatic activation of formaldehyde for nucleotide methylation
description The bacterial thymidylate synthase ThyX catalyzes the reductive methylation of deoxyuridylate (dUMP) into deoxythymidylate (dTMP) and requires both folate and flavin for activity. Here, the authors combine biochemical experiments, spectroscopic measurements and flavin synthesis chemistry to show that formaldehyde (CH2O) can replace the natural methylene donor of ThyX in a CH2O-shunt reaction, yielding a carbinolamine intermediate with the reduced flavin coenzyme, and they present the crystal structure of this intermediate.
format article
author Charles Bou-Nader
Frederick W. Stull
Ludovic Pecqueur
Philippe Simon
Vincent Guérineau
Antoine Royant
Marc Fontecave
Murielle Lombard
Bruce A. Palfey
Djemel Hamdane
author_facet Charles Bou-Nader
Frederick W. Stull
Ludovic Pecqueur
Philippe Simon
Vincent Guérineau
Antoine Royant
Marc Fontecave
Murielle Lombard
Bruce A. Palfey
Djemel Hamdane
author_sort Charles Bou-Nader
title An enzymatic activation of formaldehyde for nucleotide methylation
title_short An enzymatic activation of formaldehyde for nucleotide methylation
title_full An enzymatic activation of formaldehyde for nucleotide methylation
title_fullStr An enzymatic activation of formaldehyde for nucleotide methylation
title_full_unstemmed An enzymatic activation of formaldehyde for nucleotide methylation
title_sort enzymatic activation of formaldehyde for nucleotide methylation
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/9d2804fa1f2e4892889a444777040660
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