sequence of Arf GAP GIT1_HUMAN ARF GAP GIT1 ARF GTPase-activating protein GIT1 CAT-1 CAT1 Cool-associated and tyrosine-phosphorylated protein 1 G PROTEIN-COUPLED RECEPTOR KINASE-INTERACTING PROTEIN 1 G protein-coupled receptor kinase interacting ArfGAP 1 G protein-coupled receptor kinase-interactor 1 GIT1 GRK-interacting protein 1 IMR:0703920 UniProt:Q9Y2X7 molecule_role