7TM	7-transmembrane domain
AAA	α-Aminoadipic acid
aGPCR	adhesion GPCR
CTF	C terminal fragment
CT	control
EMT	endothelial to mesenchymal transition
EPC	endothelial progenitor cell
FACS	fluorescence-activated cell sorting
GAIN	GPCR autoproteolysis inducing domain
GPCR	G protein-coupled receptor
GPS	GPCR proteolysis site
HPC	haematopoietic progenitor cell
ICD	intracellular domain
LC-MS	liquid chromatography-mass spectrometry
NTF	N terminal fragment
TCA	trichloroacetic acid/acetone
WT	wild type