Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis

The distinctive acidity of citrus fruit is determined by a regulatory complex of MYB and bHLH transcription factors together with a WDR protein (MBW complex) which operates in the unique juice vesicles of the fruit. We describe a mutation affecting the MYB protein, named Nicole, in sweet orange an...

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Autores principales: Atkins, Elliott, Scialò, Emanuele, Catalano, Chiara, Caballero, Carmen, Wegel, Eva, Hill, Lionel, Licciardello, Concetta, Pena, Leandro, García-Lor, Andrés, Martin, Cathie, Butelli, Eugenio
Formato: Artículo
Lenguaje:Inglés
Publicado: Cell Press 2025
Materias:
Acceso en línea:https://hdl.handle.net/20.500.11939/9018
https://www.cell.com/iscience/fulltext/S2589-0042(24)02148-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2589004224021485%3Fshowall%3Dtrue
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author Atkins, Elliott
Scialò, Emanuele
Catalano, Chiara
Caballero, Carmen
Wegel, Eva
Hill, Lionel
Licciardello, Concetta
Pena, Leandro
García-Lor, Andrés
Martin, Cathie
Butelli, Eugenio
author_browse Atkins, Elliott
Butelli, Eugenio
Caballero, Carmen
Catalano, Chiara
García-Lor, Andrés
Hill, Lionel
Licciardello, Concetta
Martin, Cathie
Pena, Leandro
Scialò, Emanuele
Wegel, Eva
author_facet Atkins, Elliott
Scialò, Emanuele
Catalano, Chiara
Caballero, Carmen
Wegel, Eva
Hill, Lionel
Licciardello, Concetta
Pena, Leandro
García-Lor, Andrés
Martin, Cathie
Butelli, Eugenio
author_sort Atkins, Elliott
collection ReDivia
description The distinctive acidity of citrus fruit is determined by a regulatory complex of MYB and bHLH transcription factors together with a WDR protein (MBW complex) which operates in the unique juice vesicles of the fruit. We describe a mutation affecting the MYB protein, named Nicole, in sweet orange and identify its target genes that determine hyperacidification, specifically. We propose that the acidity, typical of citrus fruits, was the result of a loss of the ability of Nicole to activate the gene encoding anthocyanidin reductase, an enzyme essential for the synthesis of proanthocyanidins, which are absent in citrus fruit.
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institution Instituto Valenciano de Investigaciones Agrarias (IVIA)
language Inglés
publishDate 2025
publishDateRange 2025
publishDateSort 2025
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publisherStr Cell Press
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spelling ReDivia90182025-04-25T14:49:46Z Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis Atkins, Elliott Scialò, Emanuele Catalano, Chiara Caballero, Carmen Wegel, Eva Hill, Lionel Licciardello, Concetta Pena, Leandro García-Lor, Andrés Martin, Cathie Butelli, Eugenio F30 Plant genetics and breeding Acidity Citrus Anthocyanins The distinctive acidity of citrus fruit is determined by a regulatory complex of MYB and bHLH transcription factors together with a WDR protein (MBW complex) which operates in the unique juice vesicles of the fruit. We describe a mutation affecting the MYB protein, named Nicole, in sweet orange and identify its target genes that determine hyperacidification, specifically. We propose that the acidity, typical of citrus fruits, was the result of a loss of the ability of Nicole to activate the gene encoding anthocyanidin reductase, an enzyme essential for the synthesis of proanthocyanidins, which are absent in citrus fruit. 2025-01-20T13:08:37Z 2025-01-20T13:08:37Z 2024 article publishedVersion Atkins, E., Scialò, E., Catalano, C., Hernández, C. C., Wegel, E., Hill, L., ... & Butelli, E. (2024). Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis. Iscience, 27(10). 2589-0042 https://hdl.handle.net/20.500.11939/9018 10.1016/j.isci.2024.110923 https://www.cell.com/iscience/fulltext/S2589-0042(24)02148-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2589004224021485%3Fshowall%3Dtrue en E.B. and C.M. were supported by the Institute Strategic Programmes: ‘‘Harnessing Biosynthesis for Sustainable Food and Health-HBio’’ (BB/X01097X/1) and ‘‘Molecules from Nature’’ (BB/P012523/1) from the Biotechnological and Biological Scientific Research Council (BBSRC, United Kingdom). E.A. was supported by BBSRC iCASE studentship ‘‘Understanding the molecular determination of quality traits in citrus fruit’’ (MARTIN_J17ICASE). Attribution-NonCommercial-NoDerivatives 4.0 Internacional http://creativecommons.org/licenses/by-nc-nd/4.0/ openAccess Cell Press electronico
spellingShingle F30 Plant genetics and breeding
Acidity
Citrus
Anthocyanins
Atkins, Elliott
Scialò, Emanuele
Catalano, Chiara
Caballero, Carmen
Wegel, Eva
Hill, Lionel
Licciardello, Concetta
Pena, Leandro
García-Lor, Andrés
Martin, Cathie
Butelli, Eugenio
Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title_full Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title_fullStr Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title_full_unstemmed Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title_short Distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
title_sort distinctive acidity in citrus fruit is linked to loss of proanthocyanidin biosynthesis
topic F30 Plant genetics and breeding
Acidity
Citrus
Anthocyanins
url https://hdl.handle.net/20.500.11939/9018
https://www.cell.com/iscience/fulltext/S2589-0042(24)02148-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2589004224021485%3Fshowall%3Dtrue
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