An ER-targeted calcium-binding peptide confers salt and drought tolerance mediated by CIPK6 in Arabidopsis
Tsou, P.-L., Lee, S. Y., Allen, N. S., Winter-Sederoff, H., & Robertson, D. (2011, October 4). Planta, Vol. 235, pp. 539–552.
author keywords: ER calcium; Calcium-binding peptide (CBP); CBL-interacting protein kinase (CIPK6); Drought; Salt
MeSH headings : Arabidopsis / drug effects; Arabidopsis / genetics; Arabidopsis / metabolism; Calcium / metabolism; Chlorophyll / metabolism; Droughts; Endoplasmic Reticulum / metabolism; Gene Expression Regulation, Plant; Immunoblotting; Peptides / genetics; Peptides / metabolism; Plant Proteins / genetics; Plant Proteins / metabolism; Plant Roots / drug effects; Plant Roots / genetics; Plant Roots / metabolism; Plants, Genetically Modified / drug effects; Plants, Genetically Modified / genetics; Plants, Genetically Modified / metabolism; Potassium / metabolism; Reverse Transcriptase Polymerase Chain Reaction; Salts / pharmacology; Sodium / metabolism
topics (OpenAlex): Plant Molecular Biology Research; Plant Stress Responses and Tolerance; Mechanisms of cancer metastasis
TL;DR:
This work demonstrates that ER (or nuclear) Ca2+ can directly participate in signal transduction to alter gene expression and the discovery of a method for increasing Ca 2+ levels without deleterious effects on plant growth may have practical applications.
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