Complex regulation of proanthocyanidin biosynthesis in plants by R2R3 MYB activators and repressors

D Ma, CP Constabel - Recent Advances in Polyphenol …, 2021 - Wiley Online Library
… affecting other branches of the phenylpropanoid pathway or other transcription factors. …
phenylpropanoid pathway is controlled at different branches by a set of R2R3-MYB C2 repressors

MYB transcription factors—master regulators of phenylpropanoid biosynthesis and diverse developmental and stress responses

DS Pratyusha, DVL Sarada - Plant Cell Reports, 2022 - Springer
R2R3 MYB transcription factors are a class of plant-specific … to regulate several branches
of phenylpropanoid metabolism, … Certain MYB TFs have been implicated as repressors of the …

Evolution and functional diversification of R2R3-MYB transcription factors in plants

Y Wu, J Wen, Y Xia, L Zhang, H Du - Horticulture Research, 2022 - academic.oup.com
… To avoid confusion, in the following sections, we uniformly … as transcriptional activators as
well as repressors [42]. Most … Taken together, these results suggest that R2R3-MYBs control

Recent advanced metabolic and genetic engineering of phenylpropanoid biosynthetic pathways

M Anwar, L Chen, Y Xiao, J Wu, L Zeng, H Li… - International Journal of …, 2021 - mdpi.com
… biosynthesis pathway is a branch of flavonoid pathway that has … control the anthocyanin
biosynthesis like R2R3 MYB suppressors. IlMYBL1, is a novel R3-MYB transcriptional repressor, …

The potential role of R2R3-MYB gene family in the phenylpropanoid pathway and regulatory mechanism in Fragaria× ananassa.

R Jia, CL Ma, XW Jiang, HQ Li - Biologia Plantarum, 2023 - search.ebscohost.com
… TFs are transcriptional activators or repressors in plant development, stress response, and
… The gene expression in the control leaves was set to 1 and the expressions in the MeJA-…

R2R3-MYB transcription factors regulate anthocyanin biosynthesis in grapevine vegetative tissues

S Xie, Y Lei, H Chen, J Li, H Chen… - Frontiers in Plant Science, 2020 - frontiersin.org
… flavonoid branch of the phenylpropanoid pathway. This coordinated expression is usually …
to finely control and limit anthocyanin levels. In the current study, the R2R3-MYB C2 repressor

GbMYBR1 from Ginkgo biloba represses phenylpropanoid biosynthesis and trichome development in Arabidopsis

X Su, Y Xia, W Jiang, G Shen, Y Pang - Planta, 2020 - Springer
… , GbMYBR1 represents a novel type of R2R3 MYB repressor. … with Poisson correction and
branch lengths were shown only … ) was used as mock control. Arabidopsis plants were covered …

Tartary Buckwheat R2R3-MYB Gene FtMYB3 Negatively Regulates Anthocyanin and Proanthocyanin Biosynthesis

L Wang, R Deng, Y Bai, H Wu, C Li, Q Wu… - International Journal of …, 2022 - mdpi.com
… of R2R3-MYB repressors on anthocyanin and PA synthesis. … of anthocyanin and flavonol
branches. A transient expression … in the control of plant primary and secondary metabolism. …

MaMYB4, an R2R3-MYB Repressor Transcription Factor, Negatively Regulates the Biosynthesis of Anthocyanin in Banana

GM Deng, S Zhang, QS Yang, HJ Gao… - Frontiers in plant …, 2021 - frontiersin.org
… The repressor MYBs in the anthocyanin pathway can be … were also set for each primer pair
as a blank control. All … , such as the EAR (containing C1 and C2) motif and the TLLLFR (C5) …

A Novel R2R3-MYB Transcription Factor PqMYB4 Inhibited Anthocyanin Biosynthesis in Paeonia qiui

D Huo, X Liu, Y Zhang, J Duan, Y Zhang… - International Journal of …, 2020 - mdpi.com
… leaves, which can control the anthocyanin pathway genes. Together, … repressors may be
controlled by different mechanisms in … are indicated at corresponding branch nodes. Scale bar …