Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)

The red color in radish taproots is an important quality index and is mainly affected by anthocyanins. However, the metabolite components and gene expression underlying dark red taproot color formation in radish remain elusive. In this study, the metabolites and gene expression patterns affecting an...

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Main Authors: Shuangping Heng, Changbin Gao, Mengdi Cui, Jing Fu, Sujing Ren, Kaiyun Xin, Congan He, Aihua Wang, Liping Song, Liguang Tang, Bincai Wang, Xueli Zhang
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9089891/?tool=EBI
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author Shuangping Heng
Changbin Gao
Mengdi Cui
Jing Fu
Sujing Ren
Kaiyun Xin
Congan He
Aihua Wang
Liping Song
Liguang Tang
Bincai Wang
Xueli Zhang
author_facet Shuangping Heng
Changbin Gao
Mengdi Cui
Jing Fu
Sujing Ren
Kaiyun Xin
Congan He
Aihua Wang
Liping Song
Liguang Tang
Bincai Wang
Xueli Zhang
author_sort Shuangping Heng
collection DOAJ
description The red color in radish taproots is an important quality index and is mainly affected by anthocyanins. However, the metabolite components and gene expression underlying dark red taproot color formation in radish remain elusive. In this study, the metabolites and gene expression patterns affecting anthocyanin biosynthesis were monitored in the dark red taproots. Comparative analysis of anthocyanin metabolites between dark red taproots and white taproots indicated that pelargonin and pelargonidin 3-O-beta-D-glucoside were the most promising dark red pigments responsible for the coloration of the taproots. Transcriptomic analysis of gene expression between dark red taproots and white taproots revealed that most of genes involved in the anthocyanin biosynthesis pathway were up-regulated in dark red taproots. In particular, RsCHS and RsDFR were the two most up-regulated genes in the dark red taproots. Moreover, the higher coexpression of two R2R3-Myb transcription factors, RsMYB1 and RsMYB2, may contribute to dark red color formation. Our work documents metabolomic and transcriptomic changes related to the dark red color formation in taproots radish and provides valuable data for anthocyanin-rich radish breeding.
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spelling doaj.art-e082ae397d2f42c6a1cc79cda68e87b42022-12-22T00:40:40ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01175Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)Shuangping HengChangbin GaoMengdi CuiJing FuSujing RenKaiyun XinCongan HeAihua WangLiping SongLiguang TangBincai WangXueli ZhangThe red color in radish taproots is an important quality index and is mainly affected by anthocyanins. However, the metabolite components and gene expression underlying dark red taproot color formation in radish remain elusive. In this study, the metabolites and gene expression patterns affecting anthocyanin biosynthesis were monitored in the dark red taproots. Comparative analysis of anthocyanin metabolites between dark red taproots and white taproots indicated that pelargonin and pelargonidin 3-O-beta-D-glucoside were the most promising dark red pigments responsible for the coloration of the taproots. Transcriptomic analysis of gene expression between dark red taproots and white taproots revealed that most of genes involved in the anthocyanin biosynthesis pathway were up-regulated in dark red taproots. In particular, RsCHS and RsDFR were the two most up-regulated genes in the dark red taproots. Moreover, the higher coexpression of two R2R3-Myb transcription factors, RsMYB1 and RsMYB2, may contribute to dark red color formation. Our work documents metabolomic and transcriptomic changes related to the dark red color formation in taproots radish and provides valuable data for anthocyanin-rich radish breeding.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9089891/?tool=EBI
spellingShingle Shuangping Heng
Changbin Gao
Mengdi Cui
Jing Fu
Sujing Ren
Kaiyun Xin
Congan He
Aihua Wang
Liping Song
Liguang Tang
Bincai Wang
Xueli Zhang
Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
PLoS ONE
title Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
title_full Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
title_fullStr Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
title_full_unstemmed Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
title_short Metabolic and transcriptome analysis of dark red taproot in radish (Raphanus sativus L.)
title_sort metabolic and transcriptome analysis of dark red taproot in radish raphanus sativus l
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9089891/?tool=EBI
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