Thioredoxin-regulated beta-amylase (BAM1) triggers diurnal starch degradation in guard cells, and in mesophyll cells under osmotic stress

BAM1 is a plastid-targeted β-amylase of Arabidopsis thaliana specifically activated by reducing conditions. Among eight different chloroplast thioredoxin isoforms, thioredoxin f1 was the most efficient redox mediator, followed by thioredoxins m1, m2, y1, y2, and m4. Plastid-localized NADPH-thioredox...

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Détails bibliographiques
Publié dans:Journal of experimental botany. - 1985. - 62(2011), 2 vom: 27. Jan., Seite 545-55
Auteur principal: Valerio, Concetta (Auteur)
Autres auteurs: Costa, Alex, Marri, Lucia, Issakidis-Bourguet, Emmanuelle, Pupillo, Paolo, Trost, Paolo, Sparla, Francesca
Format: Article en ligne
Langue:English
Publié: 2011
Accès à la collection:Journal of experimental botany
Sujets:Journal Article Research Support, Non-U.S. Gov't Arabidopsis Proteins Chloroplast Thioredoxins Starch 9005-25-8 Thioredoxin-Disulfide Reductase EC 1.8.1.9 BAM1 protein, Arabidopsis EC 2.7.11.1 Protein Serine-Threonine Kinases