1D-PAGE	one-dimensional polyacrylamide gel electrophoresis
2D	two-dimensional
2D-PAGE	two-dimensional polyacrylamide gel electrophoresis
ABA	abscisic acid
Asp	aspartyl
BBE	berberine-bridge enzyme
BBI	bowman-birk serine protease inhibitor
CaCl2	calcium chloride
CWP	cell wall protein
COBL	COBRA-like protein
DAF	days after flowering
DUF	protein with domains of unknown function
ER	endoplasmic reticulum
EXT	extensin
FLA	fasciclin-like arabinogalactan
GDPD	glycerophosphodiester phosphodiesterase
GDPDL	glycerophosphodiester phosphodiesterase-like
GH	glycosyl hydrolase
ID	protein with predicted interaction domains
LiCl	lithium chloride
LC-MS/MS	liquid chromatography-tandem mass spectrometry
LM	protein related to lipid metabolism
LRR	leucine-rich repeat
LRR-RK	leucine-rich repeat receptor kinase
LRX	leucine-rich repeat extensin
LTP	lipid transfer protein
M	miscellaneous protein
MS	mass spectrometry
OR	oxidoreductase
P	protease
PAC	proteins acting on carbohydrate
PME	pectin methyl esterase
PMEI	pectin methyl esterase inhibitor
Prx	class III peroxidase
S	protein possibly involved in signaling
SP	structural protein
UF	proteins of unknown function