Article
The phs1-3 mutation in a putative dual-specificity protein tyrosine phosphatase gene provokes hypersensitive responses to abscisic acid in Arabidopsis thaliana.
The Plant journal : for cell and molecular biology - 1 Sept 2006
Quettier Anne-Laure, Bertrand Claire, Habricot Yvette, Miginiac Emile, Agnes Christiane, Jeannette Emmanuelle, Maldiney Régis
Abstract excerpt
The plant hormone abscisic acid (ABA) controls numerous physiological traits: dormancy and germination of seeds, senescence and resistance to abiotic stresses. In order to get more insight into the role of protein tyrosine phosphatase (PTP) in ABA signalling, we obtained eight homozygous T-DNA insertion lines in Arabidopsis thaliana PTP genes. One mutant, named phs1-3, exhibited a strong ABA-induced inhibition of...
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