Ontology highlight
ABSTRACT:
SUBMITTER: Ganz P
PROVIDER: S-EPMC9516733 | biostudies-literature | 2022 Sep
REPOSITORIES: biostudies-literature
Ganz Pascal P Porras-Murillo Romano R Ijato Toyosi T Menz Jochen J Straub Tatsiana T Stührwohldt Nils N Moradtalab Narges N Ludewig Uwe U Neuhäuser Benjamin B
Plant physiology 20220901 2
Ammonium uptake at plant roots is regulated at the transcriptional, posttranscriptional, and posttranslational levels. Phosphorylation by the protein kinase calcineurin B-like protein (CBL)-interacting protein kinase 23 (CIPK23) transiently inactivates ammonium transporters (AMT1s), but the phosphatases activating AMT1s remain unknown. Here, we identified the PP2C phosphatase abscisic acid (ABA) insensitive 1 (ABI1) as an activator of AMT1s in Arabidopsis (Arabidopsis thaliana). We showed that h ...[more]