Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>

Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>

TEOSINTE-BRANCHED1/CYCLOIDEA/PCF <i>(TCP</i>) transcription factors play an essential role in regulating various physiological and biochemical functions during plant growth. However, the function of <i>TCP</i> transcription factors in <i>G. hirsutum</i> has not ye...

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Autores principales: Zhao Liu, Jingyu Yang, Shengdong Li, Le Liu, Ghulam Qanmber, Guoquan Chen, Zhenyu Duan, Na Zhao, Gang Wang
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
Materias:
<i>TCP</i>
plant architecture
<i>GhTCP62</i>
shoot branching
cotton
<i>Arabidopsis thaliana</i>
Biology (General)
QH301-705.5
Acceso en línea:https://doaj.org/article/fab10468bac94acda9365b59a667e3f5
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spelling oai:doaj.org-article:fab10468bac94acda9365b59a667e3f52021-11-25T16:47:02ZSystematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>10.3390/biology101111042079-7737https://doaj.org/article/fab10468bac94acda9365b59a667e3f52021-10-01T00:00:00Zhttps://www.mdpi.com/2079-7737/10/11/1104https://doaj.org/toc/2079-7737TEOSINTE-BRANCHED1/CYCLOIDEA/PCF <i>(TCP</i>) transcription factors play an essential role in regulating various physiological and biochemical functions during plant growth. However, the function of <i>TCP</i> transcription factors in <i>G. hirsutum</i> has not yet been studied. In this study, we performed genome-wide identification and correlation analysis of the <i>TCP</i> transcription factor family in <i>G. hirsutum</i>. We identified 72 non-redundant <i>GhTCP</i> genes and divided them into seven subfamilies, based on phylogenetic analysis. Most <i>GhTCP</i> genes in the same subfamily displayed similar exon and intron structures and featured highly conserved motif structures in their subfamily. Additionally, the pattern of chromosomal distribution demonstrated that <i>GhTCP</i> genes were unevenly distributed on 24 out of 26 chromosomes, and that fragment replication was the main replication event of <i>GhTCP</i> genes. In <i>TB1</i> sub-family genes, <i>GhTCP62</i> was highly expressed in the axillary buds, suggesting that <i>GhTCP62</i> significantly affected cotton branching. Additionally, subcellular localization results indicated that <i>GhTCP62</i> is located in the nucleus and possesses typical transcription factor characteristics. The overexpression of <i>GhTCP62</i> in <i>Arabidopsis</i> resulted in fewer rosette-leaf branches and cauline-leaf branches. Furthermore, the increased expression of <i>HB21</i> and <i>HB40</i> genes in <i>Arabidopsis</i> plants overexpressing <i>GhTCP62</i> suggests that <i>GhTCP62</i> may regulate branching by positively regulating <i>HB21</i> and <i>HB40</i>.Zhao LiuJingyu YangShengdong LiLe LiuGhulam QanmberGuoquan ChenZhenyu DuanNa ZhaoGang WangMDPI AGarticle<i>TCP</i>plant architecture<i>GhTCP62</i>shoot branchingcotton<i>Arabidopsis thaliana</i>Biology (General)QH301-705.5ENBiology, Vol 10, Iss 1104, p 1104 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>TCP</i>
plant architecture
<i>GhTCP62</i>
shoot branching
cotton
<i>Arabidopsis thaliana</i>
Biology (General)
QH301-705.5
spellingShingle <i>TCP</i>
plant architecture
<i>GhTCP62</i>
shoot branching
cotton
<i>Arabidopsis thaliana</i>
Biology (General)
QH301-705.5
Zhao Liu
Jingyu Yang
Shengdong Li
Le Liu
Ghulam Qanmber
Guoquan Chen
Zhenyu Duan
Na Zhao
Gang Wang
Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
description TEOSINTE-BRANCHED1/CYCLOIDEA/PCF <i>(TCP</i>) transcription factors play an essential role in regulating various physiological and biochemical functions during plant growth. However, the function of <i>TCP</i> transcription factors in <i>G. hirsutum</i> has not yet been studied. In this study, we performed genome-wide identification and correlation analysis of the <i>TCP</i> transcription factor family in <i>G. hirsutum</i>. We identified 72 non-redundant <i>GhTCP</i> genes and divided them into seven subfamilies, based on phylogenetic analysis. Most <i>GhTCP</i> genes in the same subfamily displayed similar exon and intron structures and featured highly conserved motif structures in their subfamily. Additionally, the pattern of chromosomal distribution demonstrated that <i>GhTCP</i> genes were unevenly distributed on 24 out of 26 chromosomes, and that fragment replication was the main replication event of <i>GhTCP</i> genes. In <i>TB1</i> sub-family genes, <i>GhTCP62</i> was highly expressed in the axillary buds, suggesting that <i>GhTCP62</i> significantly affected cotton branching. Additionally, subcellular localization results indicated that <i>GhTCP62</i> is located in the nucleus and possesses typical transcription factor characteristics. The overexpression of <i>GhTCP62</i> in <i>Arabidopsis</i> resulted in fewer rosette-leaf branches and cauline-leaf branches. Furthermore, the increased expression of <i>HB21</i> and <i>HB40</i> genes in <i>Arabidopsis</i> plants overexpressing <i>GhTCP62</i> suggests that <i>GhTCP62</i> may regulate branching by positively regulating <i>HB21</i> and <i>HB40</i>.
format article
author Zhao Liu
Jingyu Yang
Shengdong Li
Le Liu
Ghulam Qanmber
Guoquan Chen
Zhenyu Duan
Na Zhao
Gang Wang
author_facet Zhao Liu
Jingyu Yang
Shengdong Li
Le Liu
Ghulam Qanmber
Guoquan Chen
Zhenyu Duan
Na Zhao
Gang Wang
author_sort Zhao Liu
title Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
title_short Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
title_full Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
title_fullStr Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
title_full_unstemmed Systematic Characterization of <i>TCP</i> Gene Family in Four Cotton Species Revealed That <i>GhTCP62</i> Regulates Branching in <i>Arabidopsis</i>
title_sort systematic characterization of <i>tcp</i> gene family in four cotton species revealed that <i>ghtcp62</i> regulates branching in <i>arabidopsis</i>
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/fab10468bac94acda9365b59a667e3f5
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