Extracellular diadenosine tetraphosphate (Ap4A) is recognized by the plasma membrane purinoreceptor P2K1/DORN1 and closes stomata in Arabidopsis thaliana
J. Dobrogojski, V.-H. Nguyen, J. Kowalska, S. Borek, M. Pietrowska-Borek
The paper shows that Ap4A is recognized by P2K1/DORN1 in Arabidopsis, triggering stomatal closure and transcriptional changes, while Cp4C has opposing effects.
bioRxiv · May 10, 2023 · PreprintPlant Biology