bZIP	Basic region-leucine zipper
DRPPs	Differential regulated phosphoproteins
FDR	false discovery rate
GABA	γ-aminobutyric acid
GO	Gene ontology
ICP-OES	Inductively Coupled Plasma Optical Emission Spectrometry
PCA	Principal component analysis
PEP1	Phosphoenolpyruvate carboxylase 1
PIP	plasma membrane intrinsic proteins
PSMs	Peptide spectrum matches
RILs	Recombinant inbred lines
ROS	Reactive oxygen species
SOS	Salt Overly Sensitive
STRING	Search Tool for the Retrieval of Interacting Genes
TCA	Tricarboxylic acid