Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis

FVE/MSI4 is a homolog of the mammalian RbAp48 protein. We found that FVE regulates flowering time by repressing FLC through decreasing histone H3K4 trimethylation and H3 acetylation. Furthermore, FVE interacts with the histone deacetylase HDA6 and the histone demethylase FLD, suggesting that these p...

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Main Authors: Chun-Wei eYu, Kao-Yuan eChang, Keqiang eWu
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-04-01
Series:Frontiers in Plant Science
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpls.2016.00555/full
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author Chun-Wei eYu
Kao-Yuan eChang
Keqiang eWu
author_facet Chun-Wei eYu
Kao-Yuan eChang
Keqiang eWu
author_sort Chun-Wei eYu
collection DOAJ
description FVE/MSI4 is a homolog of the mammalian RbAp48 protein. We found that FVE regulates flowering time by repressing FLC through decreasing histone H3K4 trimethylation and H3 acetylation. Furthermore, FVE interacts with the histone deacetylase HDA6 and the histone demethylase FLD, suggesting that these proteins may form a protein complex to regulate flowering time. To further investigate the function of the FVE-FLD-HDA6 complex, we compared the gene expression profiles of fve, fld and hda6 mutant plants by using RNA-seq analysis. Among the mis-regulated genes found in fve plants, 51.8% and 36.5% of them were also mis-regulated in fld and hda6 plants, respectively. These results suggested that FVE, HDA6, and FLD may regulate the gene expression in the same developmental processes in Arabidopsis. 383 genes were found to be co-regulated by FVE, HDA6, and FLD. Gene Ontology (GO) analysis reveals that 15.6% of these co-regulated genes are involved in transcription, 8.2% in RNA metabolic process, 7.7% in response to abiotic stress, and 6.3 % in hormone stimulus, indicating that HDA6, FVE, and FLD co-regulate the gene expression in multiple development processes and pathways.
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spelling doaj.art-9df3f7bb4d274102b1ca3ec38304ff312022-12-22T01:14:01ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2016-04-01710.3389/fpls.2016.00555184357Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in ArabidopsisChun-Wei eYu0Kao-Yuan eChang1Keqiang eWu2National Taiwan UniversityNational Taiwan UniversityNational Taiwan UniversityFVE/MSI4 is a homolog of the mammalian RbAp48 protein. We found that FVE regulates flowering time by repressing FLC through decreasing histone H3K4 trimethylation and H3 acetylation. Furthermore, FVE interacts with the histone deacetylase HDA6 and the histone demethylase FLD, suggesting that these proteins may form a protein complex to regulate flowering time. To further investigate the function of the FVE-FLD-HDA6 complex, we compared the gene expression profiles of fve, fld and hda6 mutant plants by using RNA-seq analysis. Among the mis-regulated genes found in fve plants, 51.8% and 36.5% of them were also mis-regulated in fld and hda6 plants, respectively. These results suggested that FVE, HDA6, and FLD may regulate the gene expression in the same developmental processes in Arabidopsis. 383 genes were found to be co-regulated by FVE, HDA6, and FLD. Gene Ontology (GO) analysis reveals that 15.6% of these co-regulated genes are involved in transcription, 8.2% in RNA metabolic process, 7.7% in response to abiotic stress, and 6.3 % in hormone stimulus, indicating that HDA6, FVE, and FLD co-regulate the gene expression in multiple development processes and pathways.http://journal.frontiersin.org/Journal/10.3389/fpls.2016.00555/fullArabidopsisfloweringHistone deacetylaseMSILFVEHDA6
spellingShingle Chun-Wei eYu
Kao-Yuan eChang
Keqiang eWu
Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
Frontiers in Plant Science
Arabidopsis
flowering
Histone deacetylase
MSIL
FVE
HDA6
title Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
title_full Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
title_fullStr Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
title_full_unstemmed Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
title_short Genome-wide analysis of gene regulatory networks of the FVE-HDA6-FLD complex in Arabidopsis
title_sort genome wide analysis of gene regulatory networks of the fve hda6 fld complex in arabidopsis
topic Arabidopsis
flowering
Histone deacetylase
MSIL
FVE
HDA6
url http://journal.frontiersin.org/Journal/10.3389/fpls.2016.00555/full
work_keys_str_mv AT chunweieyu genomewideanalysisofgeneregulatorynetworksofthefvehda6fldcomplexinarabidopsis
AT kaoyuanechang genomewideanalysisofgeneregulatorynetworksofthefvehda6fldcomplexinarabidopsis
AT keqiangewu genomewideanalysisofgeneregulatorynetworksofthefvehda6fldcomplexinarabidopsis