Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza

The auxin/indole-3-acetic acid (Aux/IAA) gene family serves as a principal group of genes responsible for modulating plant growth and development through the auxin signaling pathway. Despite the significance of this gene family, the identification and characterization of members within the well-know...

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Main Authors: Bin Huang, Yuxin Qi, Xueshuang Huang, Peng Yang
Format: Article
Language:English
Published: PeerJ Inc. 2023-04-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/15212.pdf
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author Bin Huang
Yuxin Qi
Xueshuang Huang
Peng Yang
author_facet Bin Huang
Yuxin Qi
Xueshuang Huang
Peng Yang
author_sort Bin Huang
collection DOAJ
description The auxin/indole-3-acetic acid (Aux/IAA) gene family serves as a principal group of genes responsible for modulating plant growth and development through the auxin signaling pathway. Despite the significance of this gene family, the identification and characterization of members within the well-known Chinese medicinal herb Salvia miltiorrhiza (S. miltiorrhiza) have not been thoroughly investigated. In this study, we employed bioinformatics methods to identify 23 Aux/IAA genes within the genome of S. miltiorrhiza. These genes were classified into typical IAA and atypical IAA based on their domain structure. Our analysis of the promoter regions revealed that the expression of these genes is regulated not only by auxins, but also by other hormones and environmental factors. Furthermore, we found that the expression patterns of these genes varied across various tissues of S. miltiorrhiza. While our initial hypothesis suggested that the primary function of these genes was the interaction between SmIAA and ARF, gene co-expression network analysis revealed that they are also influenced by various other transcription factors, such as WRKY and ERF. The findings establish a sturdy basis for future investigations into the function of the Aux/IAA gene family and exhibit promising prospects for enhancing the genetics of this medicinal flora and its associated species.
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spelling doaj.art-4fe45e0793104d36ba9325a015152b962023-12-03T13:36:48ZengPeerJ Inc.PeerJ2167-83592023-04-0111e1521210.7717/peerj.15212Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhizaBin HuangYuxin QiXueshuang HuangPeng YangThe auxin/indole-3-acetic acid (Aux/IAA) gene family serves as a principal group of genes responsible for modulating plant growth and development through the auxin signaling pathway. Despite the significance of this gene family, the identification and characterization of members within the well-known Chinese medicinal herb Salvia miltiorrhiza (S. miltiorrhiza) have not been thoroughly investigated. In this study, we employed bioinformatics methods to identify 23 Aux/IAA genes within the genome of S. miltiorrhiza. These genes were classified into typical IAA and atypical IAA based on their domain structure. Our analysis of the promoter regions revealed that the expression of these genes is regulated not only by auxins, but also by other hormones and environmental factors. Furthermore, we found that the expression patterns of these genes varied across various tissues of S. miltiorrhiza. While our initial hypothesis suggested that the primary function of these genes was the interaction between SmIAA and ARF, gene co-expression network analysis revealed that they are also influenced by various other transcription factors, such as WRKY and ERF. The findings establish a sturdy basis for future investigations into the function of the Aux/IAA gene family and exhibit promising prospects for enhancing the genetics of this medicinal flora and its associated species.https://peerj.com/articles/15212.pdfAux/IAASalvia miltiorrhizaWGCNAregulation
spellingShingle Bin Huang
Yuxin Qi
Xueshuang Huang
Peng Yang
Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
PeerJ
Aux/IAA
Salvia miltiorrhiza
WGCNA
regulation
title Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
title_full Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
title_fullStr Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
title_full_unstemmed Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
title_short Genome-wide identification and co-expression network analysis of Aux/IAA gene family in Salvia miltiorrhiza
title_sort genome wide identification and co expression network analysis of aux iaa gene family in salvia miltiorrhiza
topic Aux/IAA
Salvia miltiorrhiza
WGCNA
regulation
url https://peerj.com/articles/15212.pdf
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AT yuxinqi genomewideidentificationandcoexpressionnetworkanalysisofauxiaagenefamilyinsalviamiltiorrhiza
AT xueshuanghuang genomewideidentificationandcoexpressionnetworkanalysisofauxiaagenefamilyinsalviamiltiorrhiza
AT pengyang genomewideidentificationandcoexpressionnetworkanalysisofauxiaagenefamilyinsalviamiltiorrhiza