Receptor kinase FERONIA regulates flowering time in Arabidopsis

Abstract Background The receptor-like kinase FEROINA (FER) plays a crucial role in controlling plant vegetative growth partially by sensing the rapid alkalinization factor (RALF) peptide. However, the role of RALF1-FER in the vegetative-reproductive growth transition remains unknown. Here, we analyz...

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Main Authors: Long Wang, Tao Yang, Qinlu Lin, Bingqian Wang, Xu Li, Sheng Luan, Feng Yu
Format: Article
Language:English
Published: BMC 2020-01-01
Series:BMC Plant Biology
Subjects:
Online Access:https://doi.org/10.1186/s12870-019-2223-y
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author Long Wang
Tao Yang
Qinlu Lin
Bingqian Wang
Xu Li
Sheng Luan
Feng Yu
author_facet Long Wang
Tao Yang
Qinlu Lin
Bingqian Wang
Xu Li
Sheng Luan
Feng Yu
author_sort Long Wang
collection DOAJ
description Abstract Background The receptor-like kinase FEROINA (FER) plays a crucial role in controlling plant vegetative growth partially by sensing the rapid alkalinization factor (RALF) peptide. However, the role of RALF1-FER in the vegetative-reproductive growth transition remains unknown. Here, we analyze the mechanism through which FER affects the flowering time in Arabidopsis. Results We found that the FER mRNA levels exhibit an oscillating pattern with a diurnal rhythm and that the clock oscillator CIRCADIAN CLOCK-ASSOCIATED1 (CCA1) up-regulates the expression of FER by associating with its chromatin. In addition, FER expression is regulated by clock genes, and FER also modulates the expression patterns of clock genes. Consistent with its gene expression pattern, FER positively regulates flowering by modulating the transcript accumulation and mRNA alternative splicing of certain flowering-related genes, including FLOWERING LOCUS C (FLC) and its homolog MADS AFFECTING FLOWERING (MAF). However, the RALF1 ligand negatively regulates flowering compared with FER. Conclusions We found that FER, which is up-regulated by CCA1, controls the flowering time by regulating the transcript accumulation and mRNA alternative splicing (AS) of some important flowering genes, and these findings link FER to the floral transition.
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spelling doaj.art-97fdcfa358224004a65fc295bba733952022-12-22T03:14:50ZengBMCBMC Plant Biology1471-22292020-01-0120111610.1186/s12870-019-2223-yReceptor kinase FERONIA regulates flowering time in ArabidopsisLong Wang0Tao Yang1Qinlu Lin2Bingqian Wang3Xu Li4Sheng Luan5Feng Yu6College of Biology, State Key Laboratory of Chemo/Biosensing and Chemometrics, and Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, Hunan UniversityNational Engineering Laboratory for Rice and By-product Deep Processing, Central South University of Forestry and TechnologyNational Engineering Laboratory for Rice and By-product Deep Processing, Central South University of Forestry and TechnologyCollege of Biology, State Key Laboratory of Chemo/Biosensing and Chemometrics, and Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, Hunan UniversityNational Key Laboratory of Plant Molecular Genetics, Chinese Academy of Sciences Center for Excellence in Molecular Plant Sciences, Institute of Plant Physiology and Ecology, Shanghai Institutes for Biological Sciences, Chinese Academy of SciencesDepartment of Plant and Microbial Biology, University of CaliforniaCollege of Biology, State Key Laboratory of Chemo/Biosensing and Chemometrics, and Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, Hunan UniversityAbstract Background The receptor-like kinase FEROINA (FER) plays a crucial role in controlling plant vegetative growth partially by sensing the rapid alkalinization factor (RALF) peptide. However, the role of RALF1-FER in the vegetative-reproductive growth transition remains unknown. Here, we analyze the mechanism through which FER affects the flowering time in Arabidopsis. Results We found that the FER mRNA levels exhibit an oscillating pattern with a diurnal rhythm and that the clock oscillator CIRCADIAN CLOCK-ASSOCIATED1 (CCA1) up-regulates the expression of FER by associating with its chromatin. In addition, FER expression is regulated by clock genes, and FER also modulates the expression patterns of clock genes. Consistent with its gene expression pattern, FER positively regulates flowering by modulating the transcript accumulation and mRNA alternative splicing of certain flowering-related genes, including FLOWERING LOCUS C (FLC) and its homolog MADS AFFECTING FLOWERING (MAF). However, the RALF1 ligand negatively regulates flowering compared with FER. Conclusions We found that FER, which is up-regulated by CCA1, controls the flowering time by regulating the transcript accumulation and mRNA alternative splicing (AS) of some important flowering genes, and these findings link FER to the floral transition.https://doi.org/10.1186/s12870-019-2223-yFERONIACircadian clockFloweringmRNA alternative splicingRALF1 peptide
spellingShingle Long Wang
Tao Yang
Qinlu Lin
Bingqian Wang
Xu Li
Sheng Luan
Feng Yu
Receptor kinase FERONIA regulates flowering time in Arabidopsis
BMC Plant Biology
FERONIA
Circadian clock
Flowering
mRNA alternative splicing
RALF1 peptide
title Receptor kinase FERONIA regulates flowering time in Arabidopsis
title_full Receptor kinase FERONIA regulates flowering time in Arabidopsis
title_fullStr Receptor kinase FERONIA regulates flowering time in Arabidopsis
title_full_unstemmed Receptor kinase FERONIA regulates flowering time in Arabidopsis
title_short Receptor kinase FERONIA regulates flowering time in Arabidopsis
title_sort receptor kinase feronia regulates flowering time in arabidopsis
topic FERONIA
Circadian clock
Flowering
mRNA alternative splicing
RALF1 peptide
url https://doi.org/10.1186/s12870-019-2223-y
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AT qinlulin receptorkinaseferoniaregulatesfloweringtimeinarabidopsis
AT bingqianwang receptorkinaseferoniaregulatesfloweringtimeinarabidopsis
AT xuli receptorkinaseferoniaregulatesfloweringtimeinarabidopsis
AT shengluan receptorkinaseferoniaregulatesfloweringtimeinarabidopsis
AT fengyu receptorkinaseferoniaregulatesfloweringtimeinarabidopsis