ELTD1 Relaxin receptor Relaxin/insulin-like family peptide receptor 1 Relaxin/insulin-like family peptide receptor 3 Relaxin/insulin-like family peptide receptor 2 Relaxin/insulin-like family peptide receptor 4 Latrophilin Rhodopsin-like receptors Secretin receptor family Signaling peptide receptor Biogenic amine receptor Thrombin receptor Bombesin receptor Neurotransmitter receptor Anaphylatoxin receptors GPCR neuropeptide receptor TAS2R12 Flamingo (protein) Proton-sensing G protein-coupled receptors GPR137B Vomeronasal receptor Vasoactive intestinal peptide receptor GABA receptor Adhesion G protein-coupled receptor Olfactory receptor Insulin-like growth factor receptor Glucagon receptor family Frizzled Orphan receptor Olfactory tuberc…

cle OPN1MW2 Class C GPCR MAS1 oncogene Corticotropin-releasing hormone receptor Melanin-concentrating hormone receptor Bradykinin receptor Methuselah-like proteins Brain-specific angiogenesis inhibitor Endothelin receptor Prokineticin receptor Galanin receptor GNRHR2 Formyl peptide receptor TAAR9 Neuromedin U receptor TAAR3 Neurotensin receptor GABAB receptor Neuropeptide B/W receptor Neuropeptide FF receptor Super Conserved Receptor Expressed in Brain Parathyroid hormone receptor Lysophosphatidic acid receptor TAS2R45 VN1R3 Cholecystokinin receptor Angiotensin

II receptor EMR3 VN1R5 Protease-activated receptor VN1R4 Retinoic acid-inducible orphan G protein-coupled receptor GPR31 GPR111 GPR112 S1PR5 GPR148 GPR78 Motilin receptor TAS2R5 Oxoeicosanoid receptor 1 Melatonin receptor MAS1L Melatonin receptor 1C Neuropeptide Y receptor GPR152 TAS2R8 GPR144 Vertebrate visual opsin LPAR5 GPR173 GPR27 GPR82 P2Y receptor MRGPRX3 TAS1R3 GPR15 GPR20 GPR156 GPR160 GPR61 TAAR6 GPR128 GPR3 GPR150 GPR26 Hydroxycarboxylic acid receptor 3 GPR132 TAS2R42 Cell surface receptor TAS2R9 Prokineticin receptor 2 GPRC5D Orexin receptor VN1R1 Hydroxycarboxylic acid receptor 1 GPR101 Neuropeptides B/W receptor 2 GPR25 Membrane min