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A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis

C2H2 zinc finger proteins (ZFPs) play important roles in plant development and response to abiotic stresses, and have been studied extensively. However, there are few studies on ZFPs in mangroves and mangrove associates, which represent a unique plant community with robust stress tolerance. MpZFP1,...

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Autores principales: Yu, Zhonghua, Yan, Hao, Liang, Ling, Zhang, Yi, Yang, Heng, Li, Wei, Choi, Jaehyuck, Huang, Jianzi, Deng, Shulin
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2021
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8509772/
https://www.ncbi.nlm.nih.gov/pubmed/34639173
http://dx.doi.org/10.3390/ijms221910832
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author Yu, Zhonghua
Yan, Hao
Liang, Ling
Zhang, Yi
Yang, Heng
Li, Wei
Choi, Jaehyuck
Huang, Jianzi
Deng, Shulin
author_facet Yu, Zhonghua
Yan, Hao
Liang, Ling
Zhang, Yi
Yang, Heng
Li, Wei
Choi, Jaehyuck
Huang, Jianzi
Deng, Shulin
author_sort Yu, Zhonghua
collection PubMed
description C2H2 zinc finger proteins (ZFPs) play important roles in plant development and response to abiotic stresses, and have been studied extensively. However, there are few studies on ZFPs in mangroves and mangrove associates, which represent a unique plant community with robust stress tolerance. MpZFP1, which is highly induced by salt stress in the mangrove associate Millettia pinnata, was cloned and functionally characterized in this study. MpZFP1 protein contains two zinc finger domains with conserved QALGGH motifs and targets to the nucleus. The heterologous expression of MpZFP1 in Arabidopsis increased the seeds’ germination rate, seedling survival rate, and biomass accumulation under salt stress. The transgenic plants also increased the expression of stress-responsive genes, including RD22 and RD29A, and reduced the accumulation of reactive oxygen species (ROS). These results indicate that MpZFP1 is a positive regulator of plant responses to salt stress due to its activation of gene expression and efficient scavenging of ROS.
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spelling pubmed-85097722021-10-13 A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis Yu, Zhonghua Yan, Hao Liang, Ling Zhang, Yi Yang, Heng Li, Wei Choi, Jaehyuck Huang, Jianzi Deng, Shulin Int J Mol Sci Article C2H2 zinc finger proteins (ZFPs) play important roles in plant development and response to abiotic stresses, and have been studied extensively. However, there are few studies on ZFPs in mangroves and mangrove associates, which represent a unique plant community with robust stress tolerance. MpZFP1, which is highly induced by salt stress in the mangrove associate Millettia pinnata, was cloned and functionally characterized in this study. MpZFP1 protein contains two zinc finger domains with conserved QALGGH motifs and targets to the nucleus. The heterologous expression of MpZFP1 in Arabidopsis increased the seeds’ germination rate, seedling survival rate, and biomass accumulation under salt stress. The transgenic plants also increased the expression of stress-responsive genes, including RD22 and RD29A, and reduced the accumulation of reactive oxygen species (ROS). These results indicate that MpZFP1 is a positive regulator of plant responses to salt stress due to its activation of gene expression and efficient scavenging of ROS. MDPI 2021-10-07 /pmc/articles/PMC8509772/ /pubmed/34639173 http://dx.doi.org/10.3390/ijms221910832 Text en © 2021 by the authors. https://creativecommons.org/licenses/by/4.0/Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
spellingShingle Article
Yu, Zhonghua
Yan, Hao
Liang, Ling
Zhang, Yi
Yang, Heng
Li, Wei
Choi, Jaehyuck
Huang, Jianzi
Deng, Shulin
A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title_full A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title_fullStr A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title_full_unstemmed A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title_short A C2H2-Type Zinc-Finger Protein from Millettia pinnata, MpZFP1, Enhances Salt Tolerance in Transgenic Arabidopsis
title_sort c2h2-type zinc-finger protein from millettia pinnata, mpzfp1, enhances salt tolerance in transgenic arabidopsis
topic Article
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8509772/
https://www.ncbi.nlm.nih.gov/pubmed/34639173
http://dx.doi.org/10.3390/ijms221910832
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