Lysophospholipid G protein-coupled receptors (GPCR). Nomenclature of the GPCRs and genes of S1P and LPA receptors as well as the G protein cell signaling pathways activated [2, 3]

LigandGPCR (protein)Gene name
Mouse/human
Other namesSignaling pathways
S1PS1P1S1pr1/S1PR1edg1, lpB1Gi/o
S1P2S1pr2/S1PR2edg5, lpB2, AGR16, H218Gi/o, Gq, G12/13
S1P3S1pr3/S1PR3edg3, lpB3Gi/o, Gq, G12/13
S1P4S1pr4/S1PR4edg6, lpC1Gi/o, G12/13, (Gs)
S1P5S1pr5/S1PR5edg8, lpB4, Nrg-1Gi/o, G12/13, (Gs)
LPALPA1Lpar1/LPAR1vzg1, edg2, lpA1Gi/o, Gq, G12/13
LPA2Lpar2/LPAR2edg4, lpA2Gi/o, Gq, G12/13
LPA3Lpar3/LPAR3edg7, lpA3Gi/o, Gq
LPA4Lpar4/LPAR4GPR23, p2y9Gs, Gq, G12/13
LPA5Lpar5/LPAR5GPR92Gq, G12/13
LPA6Lpar6/LPAR6p2y5Gs, G12/13

S1P4 and S1P5 primarily signal through Gi/o and G12/13, although there is some suggestion that they can signal through Gs (parentheses) under certain circumstances