RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis
The communication of changes in the extracellularmatrix to the interior of the cell is crucial for a cell's function.The extracellular peptides of the RAPID ALKALINIZATION FACTOR (RALF) family have been identified as ligands of receptor-like kinases of the CrRLK1L subclass, but the exact mechan...
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todo:paper_00368075_v358_n6370_p1600_Mecchia2023-10-03T14:47:58Z RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis Mecchia, M.A. Santos-Fernandez, G. Duss, N.N. Somoza, S.C. Boisson-Dernier, A. Gagliardini, V. Martínez-Bernardini, A. Fabrice, T.N. Ringli, C. Muschietti, J.P. Grossniklaus, U. leucine rich repeat extensin ligand LRX protein peptide phosphotransferase plant protein RALF19 RALF4 rapid alkalinization factor receptor like kinase unclassified drug Arabidopsis protein carrier protein peptide protein kinase RALF19 protein, Arabidopsis RALF4 protein, Arabidopsis cells and cell components gene expression genetic analysis grass ligand peptide pollen protein Arabidopsis Article cell function cell wall controlled study extracellular matrix nonhuman pollen tube priority journal protein family protein function protein interaction Arabidopsis genetics growth, development and aging metabolism pollen tube Arabidopsis Arabidopsis Arabidopsis Proteins Carrier Proteins Cell Wall Peptides Pollen Tube Protein Kinases The communication of changes in the extracellularmatrix to the interior of the cell is crucial for a cell's function.The extracellular peptides of the RAPID ALKALINIZATION FACTOR (RALF) family have been identified as ligands of receptor-like kinases of the CrRLK1L subclass, but the exact mechanism of their perception is unclear.We found that Arabidopsis RALF4 and RALF19 redundantly regulate pollen tube integrity and growth, and that their function depends on pollen-expressed proteins of the LEUCINE-RICH REPEAT EXTENSIN (LRX) family, which play a role in cell wall development but whose mode of action is not understood.The LRX proteins interact with RALFs, monitoring cell wall changes, which are communicated to the interior of the pollen tube via the CrRLK1L pathway to sustain normal growth. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_00368075_v358_n6370_p1600_Mecchia |
institution |
Universidad de Buenos Aires |
institution_str |
I-28 |
repository_str |
R-134 |
collection |
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) |
topic |
leucine rich repeat extensin ligand LRX protein peptide phosphotransferase plant protein RALF19 RALF4 rapid alkalinization factor receptor like kinase unclassified drug Arabidopsis protein carrier protein peptide protein kinase RALF19 protein, Arabidopsis RALF4 protein, Arabidopsis cells and cell components gene expression genetic analysis grass ligand peptide pollen protein Arabidopsis Article cell function cell wall controlled study extracellular matrix nonhuman pollen tube priority journal protein family protein function protein interaction Arabidopsis genetics growth, development and aging metabolism pollen tube Arabidopsis Arabidopsis Arabidopsis Proteins Carrier Proteins Cell Wall Peptides Pollen Tube Protein Kinases |
spellingShingle |
leucine rich repeat extensin ligand LRX protein peptide phosphotransferase plant protein RALF19 RALF4 rapid alkalinization factor receptor like kinase unclassified drug Arabidopsis protein carrier protein peptide protein kinase RALF19 protein, Arabidopsis RALF4 protein, Arabidopsis cells and cell components gene expression genetic analysis grass ligand peptide pollen protein Arabidopsis Article cell function cell wall controlled study extracellular matrix nonhuman pollen tube priority journal protein family protein function protein interaction Arabidopsis genetics growth, development and aging metabolism pollen tube Arabidopsis Arabidopsis Arabidopsis Proteins Carrier Proteins Cell Wall Peptides Pollen Tube Protein Kinases Mecchia, M.A. Santos-Fernandez, G. Duss, N.N. Somoza, S.C. Boisson-Dernier, A. Gagliardini, V. Martínez-Bernardini, A. Fabrice, T.N. Ringli, C. Muschietti, J.P. Grossniklaus, U. RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
topic_facet |
leucine rich repeat extensin ligand LRX protein peptide phosphotransferase plant protein RALF19 RALF4 rapid alkalinization factor receptor like kinase unclassified drug Arabidopsis protein carrier protein peptide protein kinase RALF19 protein, Arabidopsis RALF4 protein, Arabidopsis cells and cell components gene expression genetic analysis grass ligand peptide pollen protein Arabidopsis Article cell function cell wall controlled study extracellular matrix nonhuman pollen tube priority journal protein family protein function protein interaction Arabidopsis genetics growth, development and aging metabolism pollen tube Arabidopsis Arabidopsis Arabidopsis Proteins Carrier Proteins Cell Wall Peptides Pollen Tube Protein Kinases |
description |
The communication of changes in the extracellularmatrix to the interior of the cell is crucial for a cell's function.The extracellular peptides of the RAPID ALKALINIZATION FACTOR (RALF) family have been identified as ligands of receptor-like kinases of the CrRLK1L subclass, but the exact mechanism of their perception is unclear.We found that Arabidopsis RALF4 and RALF19 redundantly regulate pollen tube integrity and growth, and that their function depends on pollen-expressed proteins of the LEUCINE-RICH REPEAT EXTENSIN (LRX) family, which play a role in cell wall development but whose mode of action is not understood.The LRX proteins interact with RALFs, monitoring cell wall changes, which are communicated to the interior of the pollen tube via the CrRLK1L pathway to sustain normal growth. |
format |
JOUR |
author |
Mecchia, M.A. Santos-Fernandez, G. Duss, N.N. Somoza, S.C. Boisson-Dernier, A. Gagliardini, V. Martínez-Bernardini, A. Fabrice, T.N. Ringli, C. Muschietti, J.P. Grossniklaus, U. |
author_facet |
Mecchia, M.A. Santos-Fernandez, G. Duss, N.N. Somoza, S.C. Boisson-Dernier, A. Gagliardini, V. Martínez-Bernardini, A. Fabrice, T.N. Ringli, C. Muschietti, J.P. Grossniklaus, U. |
author_sort |
Mecchia, M.A. |
title |
RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
title_short |
RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
title_full |
RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
title_fullStr |
RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
title_full_unstemmed |
RALF4/19 peptides interact with LRX proteins to control pollen tube growth in Arabidopsis |
title_sort |
ralf4/19 peptides interact with lrx proteins to control pollen tube growth in arabidopsis |
url |
http://hdl.handle.net/20.500.12110/paper_00368075_v358_n6370_p1600_Mecchia |
work_keys_str_mv |
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