Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)

Currently, soil heavy metal contamination is a severe issue, particularly with Cd pollution. The metal tolerance protein (MTP) proteins, as plant divalent cation transporters, play a crucial role in the transport and tolerance of heavy metals in plants. This study conducted comprehensive identificat...

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Main Authors: Jiaojiao Lu, Guimei Xing, Yanqiu Zhang, Huihua Zhang, Tianyu Wu, Zengzhi Tian, Lianwei Qu
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-02-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2024.1346255/full
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author Jiaojiao Lu
Jiaojiao Lu
Guimei Xing
Guimei Xing
Yanqiu Zhang
Huihua Zhang
Tianyu Wu
Zengzhi Tian
Lianwei Qu
Lianwei Qu
author_facet Jiaojiao Lu
Jiaojiao Lu
Guimei Xing
Guimei Xing
Yanqiu Zhang
Huihua Zhang
Tianyu Wu
Zengzhi Tian
Lianwei Qu
Lianwei Qu
author_sort Jiaojiao Lu
collection DOAJ
description Currently, soil heavy metal contamination is a severe issue, particularly with Cd pollution. The metal tolerance protein (MTP) proteins, as plant divalent cation transporters, play a crucial role in the transport and tolerance of heavy metals in plants. This study conducted comprehensive identification and characterization of the MTP gene family in the tulip. A total of 11 TgMTP genes were identified and phylogenetically classified into three subfamilies. Conserved motif and gene structure analyses unveiled commonalities and variations among subfamily members. Expression profiling demonstrated several TgMTPs were markedly upregulated under Cd exposure, including the TgMTP7.1. Heterologous expression in yeast validated that TgMTP7.1 could ameliorate Cd sensitivity and enhance its tolerance. These results provide primary insights into the MTP gene family in tulip. Phylogenetic relationships and functional analyses establish a framework for elucidating the transporters and molecular mechanisms governing Cd accumulation and distribution in tulip. Key TgMTPs identified, exemplified by TgMTP7.1, may illuminate molecular breeding efforts aimed at developing Cd-tolerant cultivars for the remediation of soil Cd contamination.
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spelling doaj.art-48682e49f6774dfb92c1d93e4bc6c3172024-02-19T04:56:16ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2024-02-011510.3389/fpls.2024.13462551346255Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)Jiaojiao Lu0Jiaojiao Lu1Guimei Xing2Guimei Xing3Yanqiu Zhang4Huihua Zhang5Tianyu Wu6Zengzhi Tian7Lianwei Qu8Lianwei Qu9Institute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaLiaoning Provincial Key Laboratory of Floriculture, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaLiaoning Provincial Key Laboratory of Floriculture, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaInstitute of Floriculture, Liaoning Academy of Agriculture Sciences, Shenyang, Liaoning, ChinaLiaoning Provincial Key Laboratory of Floriculture, Shenyang, Liaoning, ChinaCurrently, soil heavy metal contamination is a severe issue, particularly with Cd pollution. The metal tolerance protein (MTP) proteins, as plant divalent cation transporters, play a crucial role in the transport and tolerance of heavy metals in plants. This study conducted comprehensive identification and characterization of the MTP gene family in the tulip. A total of 11 TgMTP genes were identified and phylogenetically classified into three subfamilies. Conserved motif and gene structure analyses unveiled commonalities and variations among subfamily members. Expression profiling demonstrated several TgMTPs were markedly upregulated under Cd exposure, including the TgMTP7.1. Heterologous expression in yeast validated that TgMTP7.1 could ameliorate Cd sensitivity and enhance its tolerance. These results provide primary insights into the MTP gene family in tulip. Phylogenetic relationships and functional analyses establish a framework for elucidating the transporters and molecular mechanisms governing Cd accumulation and distribution in tulip. Key TgMTPs identified, exemplified by TgMTP7.1, may illuminate molecular breeding efforts aimed at developing Cd-tolerant cultivars for the remediation of soil Cd contamination.https://www.frontiersin.org/articles/10.3389/fpls.2024.1346255/fullTulipa gesnerianaheavy metal accumulationmetal tolerance proteins (MTPs)phylogenetic analysisgene expression regulation
spellingShingle Jiaojiao Lu
Jiaojiao Lu
Guimei Xing
Guimei Xing
Yanqiu Zhang
Huihua Zhang
Tianyu Wu
Zengzhi Tian
Lianwei Qu
Lianwei Qu
Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
Frontiers in Plant Science
Tulipa gesneriana
heavy metal accumulation
metal tolerance proteins (MTPs)
phylogenetic analysis
gene expression regulation
title Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
title_full Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
title_fullStr Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
title_full_unstemmed Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
title_short Genome-wide identification, expression and function analysis of the MTP gene family in tulip (Tulipa gesneriana)
title_sort genome wide identification expression and function analysis of the mtp gene family in tulip tulipa gesneriana
topic Tulipa gesneriana
heavy metal accumulation
metal tolerance proteins (MTPs)
phylogenetic analysis
gene expression regulation
url https://www.frontiersin.org/articles/10.3389/fpls.2024.1346255/full
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