Last updated: August 14, 2020
We have all the 313 human non-sensory GPCRs in native sequences and provide functional assay for them in a single format, regardless of the subtypes of Gα proteins coupled. Click below for details.

HGNC symbol	HGNC name	Family	Assay services	Thumbnail	Agonist	EC50	Synonyms
HTR1A	5-hydroxytryptamine receptor 1A	5-Hydroxytryptamine receptors	Available		Serotonin	13 nM	ADRBRL1|5-HT1A|ADRB2RL1|serotonin receptor 1A|Gpcr18|5-hydroxytryptamine (serotonin) receptor 1A, G protein-coupled
HTR1B	5-hydroxytryptamine receptor 1B	5-Hydroxytryptamine receptors	Available		Serotonin	4.0 nM	5-HT1B|5-HT1DB|HTR1D2|5-HT1B serotonin receptor|serotonin receptor 1B|5-HT1Dβ|5-hydroxytryptamine (serotonin) receptor 1B, G protein-coupled
HTR1D	5-hydroxytryptamine receptor 1D	5-Hydroxytryptamine receptors	Available		Serotonin	2.7 nM	5-HT1Dα|HTRL|5-HT1D|HT1DA|serotonin receptor 1D|Gpcr14|Htr1db|5-hydroxytryptamine (serotonin) receptor 1D, G protein-coupled
HTR1E	5-hydroxytryptamine receptor 1E	5-Hydroxytryptamine receptors	Available		Serotonin	3.2 nM	5-HT1Eα|5-HT1E|5-hydroxytryptamine (serotonin) receptor 1E, G protein-coupled
HTR1F	5-hydroxytryptamine receptor 1F	5-Hydroxytryptamine receptors	Available		Serotonin	3.3 nM	5-HT1Eβ|5-HT6|5-HT1F|HTR1EL|serotonin receptor 1F|5-hydroxytryptamine (serotonin) receptor 1F, G protein-coupled
HTR2A	5-hydroxytryptamine receptor 2A	5-Hydroxytryptamine receptors	Available		Serotonin	1.9 nM	'D' receptor|5Ht-2|serotonin 5HT-2 receptor|serotonin receptor 2A|5-hydroxytryptamine (serotonin) receptor 2A, G protein-coupled
HTR2B	5-hydroxytryptamine receptor 2B	5-Hydroxytryptamine receptors	Available		Serotonin	2.5 nM	5-HT2F|5-HT2B|serotonin receptor 2B|stomach fundus serotonin receptor|5-hydroxytryptamine (serotonin) receptor 2B, G protein-coupled
HTR2C	5-hydroxytryptamine receptor 2C	5-Hydroxytryptamine receptors	Available		Serotonin	1.7 nM	5-HT1C|5-HT2C|HTR1C|5-HTR2C|5-hydroxytryptamine receptor 1C|serotonin 1c receptor|serotonin receptor 2C|5-hydroxytryptamine (serotonin) receptor 2C, G protein-coupled
HTR4	5-hydroxytryptamine receptor 4	5-Hydroxytryptamine receptors	Available		Serotonin	26 nM	5-HT4|serotonin receptor 4|5-hydroxytryptamine (serotonin) receptor 4, G protein-coupled
HTR5A	5-hydroxytryptamine receptor 5A	5-Hydroxytryptamine receptors	Available		Serotonin	85 nM	5-HT5α|5HT5-|5-HT-5A|MR22|serotonin receptor 5A|Htr5|5-hydroxytryptamine (serotonin) receptor 5A, G protein-coupled
HTR6	5-hydroxytryptamine receptor 6	5-Hydroxytryptamine receptors	Available		Serotonin	8.6 nM	5-HT6|serotonin receptor 6|ST-B17|5-hydroxytryptamine (serotonin) receptor 6, G protein-coupled
HTR7	5-hydroxytryptamine receptor 7	5-Hydroxytryptamine receptors	Available		Serotonin	1.8 nM	5-HTx|5-HT1Y|5-HT7|GPRFO|serotonin receptor 7|5-hydroxytryptamine (serotonin) receptor 7, adenylate cyclase-coupled
CHRM1	cholinergic receptor muscarinic 1	Acetylcholine receptors (muscarinic)	Available		Carbachol	310 nM	M1 muscarinic acetylcholine receptor|Chrm-1|M1R|cholinergic receptor, muscarinic 1|cholinergic receptor|cholinergic receptor, muscarinic 1, CNS
CHRM2	cholinergic receptor muscarinic 2	Acetylcholine receptors (muscarinic)	Available		Carbachol	110 nM	M2 muscarinic acetylcholine receptor|AChR M2|Chrm-2|cholinergic receptor, muscarinic 2|cholinergic receptor|cholinergic receptor, muscarinic 2, cardiac
CHRM3	cholinergic receptor muscarinic 3	Acetylcholine receptors (muscarinic)	Available		Carbachol	31 nM	HM4|Chrm-3|M3R|cholinergic receptor, muscarinic 3|cholinergic receptor|cholinergic receptor, muscarinic 3, cardiac
CHRM4	cholinergic receptor muscarinic 4	Acetylcholine receptors (muscarinic)	Available		Carbachol	47 nM	HM3|Chrm-4|cholinergic receptor, muscarinic 4|cholinergic receptor
CHRM5	cholinergic receptor muscarinic 5	Acetylcholine receptors (muscarinic)	Available		Carbachol	5.9 nM	M5R|cholinergic receptor, muscarinic 5|cholinergic receptor
ADORA1	adenosine A1 receptor	Adenosine receptors	Available		NECA	4.8 nM	RDC7|adenosine receptor A1|A1-AR|A1R
ADORA2A	adenosine A2a receptor	Adenosine receptors	Available		NECA	11 nM	RDC8|A2-AR|adenosine receptor A2a
ADORA2B	adenosine A2b receptor	Adenosine receptors	Available		NECA	19 nM	adenosine receptor A2b|A2b|A2BR
ADORA3	adenosine A3 receptor	Adenosine receptors	Available		NECA	1.6 nM	Adenosine receptor A3|TGPCR1|A3AR|ARA3
ADRA1A	adrenoceptor alpha 1A	Adrenoceptors	Available		L-Phenylephrine	18 nM	α1c|α1a|ADRA1C|ADRA1L1|adrenergic alpha 1c receptor|adrenergic receptor alpha 1c|alpha 1A-adrenoceptor|alpha 1A-adrenoreceptor|alpha 1C-adrenergic receptor|alpha-1A adrenergic receptor|adrenergic receptor, alpha 1a
ADRA1B	adrenoceptor alpha 1B	Adrenoceptors	Available		L-Phenylephrine	28 nM	adrenergic alpha 1B receptor|alpha 1B-adrenoceptor|alpha 1B-adrenoreceptor|alpha1B-adrenergic receptor|adrenergic receptor
ADRA1D	adrenoceptor alpha 1D	Adrenoceptors	Available		L-Phenylephrine	67 nM	α1a/d-adrenoceptor|α1A-adrenoceptor|α1A/D|ADRA1|ADRA1A|ADRA1R|alpha 1D-adrenoceptor|Adrd1|adrenergic receptor delta1|alpha 1D-adrenoreceptor|Adra-1|alpha1D-AR|Gpcr8
ADRA2A	adrenoceptor alpha 2A	Adrenoceptors	Available		Noradrenaline	71 nM	α2D|ADRA2|ADRA2R|Adrenergic alpha 2A receptor|Adra-2|Adra-2a|alpha2A|alpha2A-adrenergic receptor|alpha2A-AR|adrenergic receptor
ADRA2B	adrenoceptor alpha 2B	Adrenoceptors	Available		Noradrenaline	33 nM	α2-C2|ADRA2L1|ADRA2RL1|Adrenergic alpha2B- receptor class III|alpha-2B adrenergic receptor|alpha-2B adrenoreceptor|alpha-2BAR|Adra-2b|alpha2B|adrenergic receptor
ADRA2C	adrenoceptor alpha 2C	Adrenoceptors	Available		Noradrenaline	89 nM	α2-C4|ADRA2L2|ADRA2RL2|Adrenergic alpha2C- receptor class I|alpha-2 adrenergic receptor subtype C4|alpha-2C adrenergic receptor|alpha-2C adrenoreceptor|Adra-2c|adrenergic receptor
ADRB1	adrenoceptor beta 1	Adrenoceptors	Available		Isoproterenol	22 nM	ADRB1R|Adrenergic receptor beta 1|B1AR|beta-1 adrenergic receptor|beta-1 adrenoreceptor|Adrb-1|beta 1-AR|adrenergic receptor
ADRB2	adrenoceptor beta 2	Adrenoceptors	Available		Isoproterenol	26 nM	ADRB2R|ADRBR|B2AR|beta-2 adrenergic receptor|beta-2 adrenoreceptor|Adrb-2|beta 2-AR|Gpcr7|adrenoceptor beta 2, surface|adrenergic receptor
ADRB3	adrenoceptor beta 3	Adrenoceptors	Available		Isoproterenol	47 nM	atypical β-adrenoceptor|ADRB|beta-3 adrenoreceptor|Adrb-3|beta 3-AR|beta3-adrenergic receptor|adrenergic receptor
AGTR1	angiotensin II receptor type 1	Angiotensin receptors	Available		Angitensin II	920 pM	AG2S|AT2R1|AT2R1A|HAT1R|Agtr1|angiotensin II type-1 receptor|angiotensin II type-1A receptor|angiotensin II type-1B receptor|AT3|type-1A angiotensin II receptor|type-1B angiotensin II receptor|vascular type-1 angiotensin II receptor|AT1BR|Agtr-1b|Angtr-1b|Angtr-1a|AT1AR|Type-1 angiotensin II receptor|Agtr-1a|angiotensin II receptor, type 1|angiotensin II receptor, type 1a|angiotensin II receptor, type 1b|angiotensin II receptor
APLNR	apelin receptor	Apelin receptor	Available		Apelin-13	8.1 nM	angiotensin receptor-like 1|AGTRL1|APJ|APJR|angiotensin II receptor-like 1|B78|GPCR34|G-protein coupled receptor APJ|msr/apj
GPBAR1	G protein-coupled bile acid receptor 1	Bile acid receptor	Available		TGR5 agonist	350 nM	BG37|hGPCR19|M-BAR|TGR5|GPCR19|GPR131|GPBAR1|G protein-coupled bile acid receptor 1|membrane-type receptor for bile acids
BRS3	bombesin receptor subtype 3	Bombesin receptors	Available		Bombesin	2.4 nM	bb3|bombesin receptor subtype-3|bombesin like receptor 3
GRPR	gastrin releasing peptide receptor	Bombesin receptors	Available		GRP	1.3 nM	GRP-R|BB2|GRP-preferring bombesin receptor|Gastrin-releasing peptide receptor|gastrin-releasing peptide receptor
NMBR	neuromedin B receptor	Bombesin receptors	Available		NMB	590 pM	NMB-R|BB1|neuromedin B receptor|neuromedin-B-preferring bombesin receptor
CALCR	calcitonin receptor	Calcitonin receptors	Available		Calcitonin	2.7 nM	CTRI1-|CTR2|C1A/C1B|CT-R|calcitonin receptor|CTR
CALCRL	calcitonin receptor like receptor	Calcitonin receptors	Available		CGRP	1.0 nM	CLR (unofficial abbreviation in common use)|CRLR
CASR	calcium sensing receptor	Calcium-sensing receptor	Available		Cinacalcet	140 nM	CaR|GPRC2A|extracellular calcium-sensing receptor|divalent cation-sensing receptor|calcium-sensing receptor
CNR1	cannabinoid receptor 1	Cannabinoid receptors	Available		Δ9-THC	4.1 nM	Central cannabinoid receptor|Neuronal cannabinoid receptor|THC receptor|CB-R|Cann6|SKR6R|CB1R|Cann7
CNR2	cannabinoid receptor 2	Cannabinoid receptors	Available		Δ9-THC	11 nM	rCB2|cannabinoid receptor 2 (spleen)|CB2-R|Peripheral cannabinoid receptor|cannabinoid receptor 2 (macrophage)
GPR55	G protein-coupled receptor 55	Cannabinoid receptors	Available		LPI	1.2 µM
GPR119	G protein-coupled receptor 119	Cannabinoid receptors	Available		N-Oleoylethanolamine	6.3 µM	GPCR2|glucose-dependent insulinotropic receptor|G-protein coupled receptor 2|G protein-coupled receptor 119
CMKLR1	chemerin chemokine-like receptor 1	Chemerin receptors	Available		Chemerin	15 nM	Chemerin1|chemokine receptor-like 1|CMKLR1|Gpcr27|G-protein coupled receptor ChemR23|G-protein coupled receptor DEZ|resolvin E1 receptor|RVER1|tazarotene induced gene 2 receptor|TIG2 receptor
CCR1	C-C motif chemokine receptor 1	Chemokine receptors	Available		CCL3	250 pM	CC CKR1|CKR1|MIP-1α/RANTES|MIP-1αR|CD191|CMKBR1|MIP1aR|macrophage inflammatory protein-1 alpha receptor
CCR2	C-C motif chemokine receptor 2	Chemokine receptors	Available		CCL2	1.3 nM	MCP-1 receptor|CC CKR2|CKR2|CD192|chemokine receptor CCR2|CCR2A|CCR2B|chemokine (C-C motif) receptor 2
CCR4	C-C motif chemokine receptor 4	Chemokine receptors	Available		CCL22	20 nM	CD194|ChemR13|C-C chemokine receptor 4|CC CKR4|chemokine (C-C motif) receptor 4
CCR5	C-C motif chemokine receptor 5	Chemokine receptors	Available		CCL4	7.1 nM	CHEMR13|CC CKR5|CKR5|CD195|MIP-1 alpha receptor|chemokine (C-C motif) receptor 5 (gene/pseudogene)
CCR6	C-C motif chemokine receptor 6	Chemokine receptors	Available		CCL20	3.8 nM	CKR-L3|DCCR2|GPR-CY4|STRL22|DRY-6|GPR29|CD196
CCR7	C-C motif chemokine receptor 7	Chemokine receptors	Available		CCL21	15 nM	EBI-1|CD197
CCR8	C-C motif chemokine receptor 8	Chemokine receptors	Available		CCL1	6.8 nM	ChemR1|CKR-L1|TER1|GPR-CY6
CCR9	C-C motif chemokine receptor 9	Chemokine receptors	Available		CCL25	15 nM	GPR 9-6|GPR28
CCR10	C-C motif chemokine receptor 10	Chemokine receptors	Available		CCL27	27 nM	GPR-2
CXCR1	C-X-C motif chemokine receptor 1	Chemokine receptors	Available		CXCL6	20 nM	IL8RA|IL-8 receptor type I|CD181|CKR-1|CXC-R1|high affinity interleukin-8 receptor A|CXCR1-like|IL-8 receptor α
CXCR2	C-X-C motif chemokine receptor 2	Chemokine receptors	Available		CXCL6	27 nM	IL8RB|IL-8R2|KC receptor|CD182|CXC-R2|GRO/MGSA receptor|high affinity interleukin-8 receptor B|CD128|Gpcr16|chemokine (C-X-C motif) receptor 2
CXCR3	C-X-C motif chemokine receptor 3	Chemokine receptors	Available		CXCL11	29 nM	GPR9|CD183|MigR|G protein-coupled receptor 9|CXC-R3|interferon-inducible protein 10 receptor|IP-10 receptor|Cxcr3|CKR-L2|chemokine (C-X-C motif) receptor 3
CXCR4	C-X-C motif chemokine receptor 4	Chemokine receptors	Available		CXCL12a	5.4 nM	fusin|LCR1|LESTR|HM89|HUMSTSR|CD184|NPY3R|NPYY3R|CXCR-4|CXC-R4|SDF-1 receptor|stromal cell-derived factor 1 receptor|Cmkar4|HSY3RR|chemokine (C-X-C motif) receptor 4
CXCR5	C-X-C motif chemokine receptor 5	Chemokine receptors	Available		CXCL13	36 nM	BLR-1|MDR15|NLR|CD185|Burkitt lymphoma receptor 1|CXC-R5|neurolymphatic receptor|Gpcr6
CXCR6	C-X-C motif chemokine receptor 6	Chemokine receptors	Available		CXCL16	3.9 nM	BONZO|TYMSTR|CD186|STRL33|chemokine (C-X-C motif) receptor 6
XCR1	X-C motif chemokine receptor 1	Chemokine receptors	Available		XCL1	43 nM	GPR5|CCXCR1|chemokine XC receptor 1|C motif-1/lymphotactin receptor
CX3CR1	C-X3-C motif chemokine receptor 1	Chemokine receptors	Available		CX3CL1	1.8 nM	CMKBRL1|Fractalkine receptor|GPR13|V28|CCRL1|CMKDR1|Rbs11|chemokine (C-X3-C motif) receptor 1
CCKAR	cholecystokinin A receptor	Cholecystokinin receptors	Available		CCK-8	17 nM	CCK1-R|cholecystokinin receptor type A|cholecystokinin-1 receptor
CCKBR	cholecystokinin B receptor	Cholecystokinin receptors	Available		CCK-8	490 pM	CCK2 receptor|CCK-B receptor|cholecystokinin-2 receptor|CHOLREC|gastrin/cholecystokinin type B receptor|CCK-B/gastrin receptor
C3AR1	complement C3a receptor 1	Complement peptide receptors	Available		C3a	3.7 nM	C3AR|C3a anaphylatoxin chemotactic receptor|C3a-R|anaphylatoxin C3a receptor|complement component 3a receptor 1
C5AR1	complement C5a receptor 1	Complement peptide receptors	Available				CD88|C5A|C5AR|C5R1|C5a anaphylatoxin chemotactic receptor|C5a-R|complement C5a receptor|complement component 5a receptor 1|C5aR1
CRHR1	corticotropin releasing hormone receptor 1	Corticotropin-releasing factor receptors	Available		CRH	22 nM	CRFR1|CRF-R|CRHR|CRH-R1|CRF-R1alpha|CRF 1 receptor|CRF-RA
CRHR2	corticotropin releasing hormone receptor 2	Corticotropin-releasing factor receptors	Available		Urocortin	23 nM	CRFR2|CRF-R2|CRH-R2|CRF 2 receptor|CRFR2alpha|CRFR2beta
DRD1	dopamine receptor D1	Dopamine receptors	Available		Dopamine	260 nM	D1A|DADR|Gpcr15|dopamine D1 receptor|Dopamine-1A receptor|D1 receptor
DRD2	dopamine receptor D2	Dopamine receptors	Available		Dopamine	260 nM	D2A and D2B|dopamine D2 receptor|dopamine receptor 2|D2 receptor|D2R|D2(415) and D2(444)
DRD3	dopamine receptor D3	Dopamine receptors	Available		Dopamine	220 nM	D3 receptor|dopamine D3 receptor|dopaminergic receptor D3|D3R
DRD4	dopamine receptor D4	Dopamine receptors	Available		Dopamine	260 nM	d(2C) dopamine receptor|dopamine receptor 4|D4R
DRD5	dopamine receptor D5	Dopamine receptors	Available		Dopamine	250 nM	DRD1B|DRD1L2|D(1B) dopamine receptor|dopamine receptor 5|Gpcr1
EDNRA	endothelin receptor type A	Endothelin receptors	Available		ET-1	5.5 nM	ENDOR|endothelin A receptor|endothelin-1 receptor|ET-AR|Gpcr10
EDNRB	endothelin receptor type B	Endothelin receptors	Available		ET-1	5.0 nM	HSCR|HSCR2|endothelin B receptor|ET-BR
GPR183	G protein-coupled receptor 183	Steroid receptors	Available		7α,25-dihydroxycholesterol	2.0 nM	EBI2|Epstein-Barr virus-induced gene 2|EBV-induced G protein-coupled receptor 2|G protein-coupled receptor 183|lymphocyte-specific G protein-coupled receptor
FPR1	formyl peptide receptor 1	Formylpeptide receptors	Available		fMLP	3.5 nM	NFPR|FPR|formyl peptide receptor 1|fMLF-R
FPR2	formyl peptide receptor 2	Formylpeptide receptors	Available		WKYMVM	940 pM	ALXR|FMLPX|FPRH1|LXA4R|ALX|FPRH2|FPRL1|RFP|formyl peptide receptor-like 1|formyl peptide receptor 2|formyl peptide receptor, related sequence 2|Fpr-rs2|ALX/FPR2|FPR2A
FPR3	formyl peptide receptor 3	Formylpeptide receptors	Available		WKYMVM	460 nM	FMLPY|FPRH1|FPRL2|Fprl1|Lxa4r|LXA4-R
FFAR1	free fatty acid receptor 1	Free fatty acid receptors	Available		TAK-875	26 nM	GPR40|FFA1R|G protein-coupled receptor 40
FFAR3	free fatty acid receptor 3	Free fatty acid receptors	Available		Propionate Na	880 µM	FFA3R|GPR41|LSSIG|G protein-coupled receptor 41|GPCR41
FFAR2	free fatty acid receptor 2	Free fatty acid receptors	Available		Acetic acid	100 µM	FFA2R|GPCR3|GPR43|G protein-coupled receptor 43
GPR84	G protein-coupled receptor 84	Free fatty acid receptors	Available		ZQ-16	2.2 µM	GPCR4|Inflammation-related G-protein coupled receptor EX33
FFAR4	free fatty acid receptor 4	Free fatty acid receptors	Available		GPR120 cpdA	1.9 µM	PGR4|GPR120|GPR129|G-protein-coupled receptor GT01|GT01|G protein-coupled receptor 120|G protein-coupled receptor 129|omega-3 fatty acid receptor 1|O3FAR1|G-protein coupled receptor GT01
GABBR1	gamma-aminobutyric acid type B receptor subunit 1	GABAB receptors	Available		Baclofen	9.4 µM	GABABR1|GPRC3A|GABA-B receptor 1|GABABR1|gamma-aminobutyric acid (GABA) B receptor 1|gamma-aminobutyric acid (GABA) B receptor
GABBR2	gamma-aminobutyric acid type B receptor subunit 2	GABAB receptors	Available		Baclofen	9.4 µM	GABABR1|GPRC3A|GABA-B receptor 1|GABABR1|gamma-aminobutyric acid (GABA) B receptor 1|gamma-aminobutyric acid (GABA) B receptor
GALR1	galanin receptor 1	Galanin receptors	Available		Galanin	1.9 nM	GALNR|GALNR1
GALR2	galanin receptor 2	Galanin receptors	Available		Galanin	1.3 nM	GALNR2
GALR3	galanin receptor 3	Galanin receptors	Available				GALR3|Galnr3
GHSR	growth hormone secretagogue receptor	Ghrelin receptor	Available		Ghrelin	4.0 nM	growth hormone-releasing peptide receptor|GH-releasing peptide receptor|GHS-R|ghrelin receptor 1a
GHRHR	growth hormone releasing hormone receptor	Glucagon receptor family	Available		GHRH	2.0 nM	GRF receptor|GRFR|growth hormone-releasing factor receptor|Ghrfr
GIPR	gastric inhibitory polypeptide receptor	Glucagon receptor family	Available		GIP	3.4 nM	Gippr|GIP-R
GLP1R	glucagon like peptide 1 receptor	Glucagon receptor family	Available		GLP1-(7-36)amide	7.6 nM	GLP-1R|glucagon-like peptide 1 receptor
GLP2R	glucagon like peptide 2 receptor	Glucagon receptor family	Available		GLP2	7.4 nM	GLP-2R
GCGR	glucagon receptor	Glucagon receptor family	Available		Glucagon	6.3 nM	GGR|GL-R|GR
SCTR	secretin receptor	Glucagon receptor family	Available		Secretin	7.6 nM	SCT-R
FSHR	follicle stimulating hormone receptor	Glycoprotein hormone receptors	Available		FSH	8.6 ng/ml	Follitropin receptor|LGR1|FSH-R
LHCGR	luteinizing hormone/choriogonadotropin receptor	Glycoprotein hormone receptors	Available		rLHα/β	26 ng/ml	Choriogonadotropin receptor|LCGR|LGR2|LHR|lutropin-choriogonadotropic hormone receptor|LH-R
TSHR	thyroid stimulating hormone receptor	Glycoprotein hormone receptors	Available		TSH	18 ng/ml	Thyrotropin Receptor|LGR3|TSH-R
GNRHR	gonadotropin releasing hormone receptor	Gonadotrophin-releasing hormone receptors	Available		LH-RH	93 pM	luteinizing hormone-releasing hormone (LHRH) receptor|GNRHR1|LHRH receptor|Type I GnRHR|gnRH receptor|GnRH-R|GnRH I receptor|GnRHR|luliberin receptor|LHRHR
HRH1	histamine receptor H1	Histamine receptors	Available		Histamine	17 nM	H1R|HH1R|Hisr
HRH2	histamine receptor H2	Histamine receptors	Available		Histamine	240 nM	gastric receptor I|H2R|HH2R
HRH3	histamine receptor H3	Histamine receptors	Available		Histamine	190 nM	GPCR97|H3R|HH3R
HRH4	histamine receptor H4	Histamine receptors	Available		Histamine	51 nM	GPCR105|HH4R|H4R
HCAR1	hydroxycarboxylic acid receptor 1	Hydroxycarboxylic acid receptors	Available				FKSG80|LACR1|lactate receptor 1|T-cell activation G protein-coupled receptor|G protein-coupled receptor 104|G protein-coupled receptor 81|Gpr81
HCAR2	hydroxycarboxylic acid receptor 2	Hydroxycarboxylic acid receptors	Available		Nicotinic acid	5.8 µM	PUMAG|G-protein coupled receptor HM74A|Nicotinic acid receptor|Nic1|G protein-coupled receptor 109A|Niacr1|niacin receptor 1
HCAR3	hydroxycarboxylic acid receptor 3	Hydroxycarboxylic acid receptors	Available		3-OH-octanoic acid	130 µM	NIACR2|Low affinity nicotinic acid receptor|Nic2|G protein-coupled receptor 109B
KISS1R	KISS1 receptor	Kisspeptin receptor	Available		Kisspeptin-10	1.3 nM	GPR54|Metastin receptor|hOT7T175|kiSS-1 receptor|kiSS-1R|KiSS1-derived peptide receptor
LTB4R	leukotriene B4 receptor	Leukotriene receptors	Available		LTB4	84 pM	BLTR|GPR16
LTB4R2	leukotriene B4 receptor 2	Leukotriene receptors	Available		LTB4	36 nM	BLTR2|LTB4 receptor JULF2|LTB4-R2|12-HHT receptor|NOP9
CYSLTR1	cysteinyl leukotriene receptor 1	Leukotriene receptors	Available		LTD4	7.9 nM	HG55|LTD4|CYSLT1R|leukotriene D4 receptor
CYSLTR2	cysteinyl leukotriene receptor 2	Leukotriene receptors	Available		LTD4	400 pM	LTC4|CYSLT2R|HG57
OXER1	oxoeicosanoid receptor 1	Leukotriene receptors	Available		5-oxo-ETE	130 nM	hGPCR48|R527|TG1019|GPR170|5-oxo-ETE receptor|oxoeicosanoid (OXE) receptor 1
PTAFR	platelet activating factor receptor	Platelet-activating factor receptor	Available		CH3-cabamyl PAF C-16	840 pM	PAFr|AGEPC receptor
LPAR1	lysophosphatidic acid receptor 1	Lysophospholipid (LPA) receptors	Available		LPA	400 nM	EDG2|GPR26|VZG1|endothelial differentiation gene 2, lysophosphatidic acid G-protein-coupled receptor, 2|LPA receptor 1|Lpar1|lysophosphatidic acid receptor Edg-2
LPAR2	lysophosphatidic acid receptor 2	Lysophospholipid (LPA) receptors	Available		LPA	1.7 µM	Edg4|Pbx4|pre-B-cell leukemia transcription factor 4|endothelial differentiation gene 4, lysophosphatidic acid G-protein-coupled receptor 4
LPAR3	lysophosphatidic acid receptor 3	Lysophospholipid (LPA) receptors	Available		LPA	1.3 µM	Edg7|LPA receptor 3|endothelial differentiation gene 7, lysophosphatidic acid G-protein-coupled receptor 7
LPAR4	lysophosphatidic acid receptor 4	Lysophospholipid (LPA) receptors	Available		LPA	2.1 µM	P2RY9|P2Y5-like receptor|GPR23|G protein-coupled receptor 23|LPA receptor 4|LPA4|P2Y purinoceptor 9|Purinergic receptor 9
LPAR5	lysophosphatidic acid receptor 5	Lysophospholipid (LPA) receptors	Available		LPA	3.0 µM	GPR93|LPAR5|GPR92|G protein-coupled receptor 92
LPAR6	lysophosphatidic acid receptor 6	Lysophospholipid (LPA) receptors	Available		LPA	750 nM	P2RY5|LPA receptor 6|oleoyl-L-alpha-lysophosphatidic acid receptor|P2Y purinoceptor 5|purinergic receptor 5
S1PR1	sphingosine-1-phosphate receptor 1	Lysophospholipid (S1P) receptors	Available		S1P	7.5 nM	CD363|EDG1 (Edg1)|endothelial differentiation G protein-coupled receptor 1
S1PR2	sphingosine-1-phosphate receptor 2	Lysophospholipid (S1P) receptors	Available		S1P	110 nM	edg5|Gpcr13|endothelial differentiation G protein-coupled receptor 5|G protein-coupled receptor 13|GPCR18|S1P receptor 2
S1PR3	sphingosine-1-phosphate receptor 3	Lysophospholipid (S1P) receptors	Available		S1P	23 nM	edg3|endothelial differentiation G protein-coupled receptor 3
S1PR4	sphingosine-1-phosphate receptor 5	Lysophospholipid (S1P) receptors					edg6|endothelial differentiation, G protein-coupled receptor 6
S1PR5	sphingosine-1-phosphate receptor 5	Lysophospholipid (S1P) receptors	Available		S1P	34 nM	edg8|NRG-1|endothelial differentiation G protein-coupled receptor 8|nerve growth factor-regulated G-protein-coupled receptor 1
MCHR1	melanin concentrating hormone receptor 1	Melanin-concentrating hormone receptors	Available		MCH	37 nM	GPR24|MCH1R|G protein-coupled receptor 24|MCH receptor 1|somatostatin receptor-like protein
MCHR2	melanin concentrating hormone receptor 2	Melanin-concentrating hormone receptors	Available		MCH	2.1 nM	GPR145|GPRv17|MCH2R|G protein-coupled receptor 145|melanin-concentrating hormone receptor 2
MC1R	melanocortin 1 receptor	Melanocortin receptors	Available		α-MSH	850 pM	MSH-R|melanocortin 1 receptor (alpha melanocyte stimulating hormone receptor)
MC2R	melanocortin 2 receptor	Melanocortin receptors	Available		ACTH	4.1 nM	ACTHR|melanocortin 2 receptor|adrenocorticotropic hormone receptor|melanocortin 2 receptor (adrenocorticotropic hormone)
MC3R	melanocortin 3 receptor	Melanocortin receptors	Available		α-MSH	180 pM	γ-MSH receptor|melanocortin receptor 3
MC4R	melanocortin 4 receptor	Melanocortin receptors	Available		α-MSH	600 pM
MC5R	melanocortin 5 receptor	Melanocortin receptors	Available		α-MSH	8.5 nM	MC5R|melanocortin receptor 5
MTNR1A	melatonin receptor 1A	Melatonin receptors	Available		Melatonin	100 pM	mel1a receptor|MelR
MTNR1B	melatonin receptor 1B	Melatonin receptors	Available		Melatonin	95 pM	mel1b receptor
GRM1	glutamate metabotropic receptor 1	Metabotropic glutamate receptors	Available		L-Glutamic acid	6.4 µM	GPRC1A|metabotropic glutamate receptor 1|wobl|MGLUR1|SCAR13|glutamate receptor, metabotropic 1|glutamate receptor
GRM2	glutamate metabotropic receptor 2	Metabotropic glutamate receptors	Available		L-Glutamic acid	6.4 µM	mGluR2|GPRC1B|metabotropic glutamate receptor 2|glutamate receptor
GRM4	glutamate metabotropic receptor 4	Metabotropic glutamate receptors	Available		L-Glutamic acid	34 µM	mGluR4|GPRC1D|glutamate receptor
GRM5	glutamate metabotropic receptor 5	Metabotropic glutamate receptors	Available		L-Glutamic acid	5.9 µM	mGluR5|GPRC1E|glutamate receptor
GRM6	glutamate metabotropic receptor 6	Metabotropic glutamate receptors	Available		L-Glutamic acid	190 µM	Gprc1f|mGluR6|nob4|nerg1|nob2|nob3|glutamate receptor
GRM8	glutamate metabotropic receptor 8	Metabotropic glutamate receptors	Available		L-Glutamic acid	26 µM	Gprc1h|mGluR8|GLUR8|mGluR8b|glutamate receptor
MLNR	motilin receptor	Motilin receptor	Available		Motilin	590 pM	MOT-R|MTLR|GPR38|MTLR1|G protein-coupled receptor 38
NMUR1	neuromedin U receptor 1	Neuromedin U receptors	Available		MNU-23	1.3 nM	GPR66|FM-3|NmU-R1|SNORF62
NMUR2	neuromedin U receptor 2	Neuromedin U receptors	Available		MNU-23	390 pM	FM-4|FM4|SNORF72|NMU-R2|TGR-1
NPFFR1	neuropeptide FF receptor 1	Neuropeptide FF/neuropeptide AF receptors	Available		NPFF	22 nM	GPR147|G protein-coupled receptor 147|NPFF1|RFamide-related peptide receptor OT7T022|NPFF1R1|OT7T022|GnIH-R|GnIH-R/RFRP-3
NPFFR2	neuropeptide FF receptor 2	Neuropeptide FF/neuropeptide AF receptors	Available		NPFF	280 pM	F8Famide receptor|GPR74|NPGPR|G protein-coupled receptor 74
NPSR1	neuropeptide S receptor 1	Neuropeptide S receptor	Available		NPS	260 nM	VRR1|GPR154|PGR14|G protein-coupled receptor 154|vasopressin receptor-related receptor 1
NPBWR1	neuropeptides B and W receptor 1	Neuropeptide W/neuropeptide B receptors	Available		NPW-30	20 nM	GPR7|G protein-coupled receptor 7|neuropeptides B/W receptor type 1
NPBWR2	neuropeptides B and W receptor 2	Neuropeptide W/neuropeptide B receptors	Available		NPW-30	14 nM	GPR8|G protein-coupled receptor 8|neuropeptides B/W receptor 2
NPY1R	neuropeptide Y receptor Y1	Neuropeptide Y receptors	Available		NPY	840 pM	NPY-Y1 receptor|FC5|neuropeptide Y receptor type 1|Y1-R
NPY2R	neuropeptide Y receptor Y2	Neuropeptide Y receptors	Available		NPY	4.6 nM	neuropeptide Y receptor type 2|NPY-Y2 receptor
NPY4R	neuropeptide Y receptor Y4	Neuropeptide Y receptors	Available		NPY	29 nM	PP1|neuropeptide Y receptor type 4|pancreatic polypeptide receptor 1
NPY5R	neuropeptide Y receptor Y5	Neuropeptide Y receptors	Available		NPY	7.6 nM	food intake receptor|neuropeptide Y receptor type 5
NTSR1	neurotensin receptor 1	Neurotensin receptors	Available		Neurotensin	180 pM	NTR1|NTRH|NTSR1|NTR|neurotensin receptor type 1|Levocabastin-insensitive neurotensin receptor|NT-1R|neurotensin receptor 1 (high affinity)
NTSR2	neurotensin receptor 2	Neurotensin receptors	Available		SR48692	83 nM	levocabastine-sensitive neurotensin receptor|NTRL|NTR2|high-affinity levocabastine-sensitive neurotensin receptor|neurotensin receptor type 2|NT2R
OPRD1	opioid receptor delta 1	Opioid receptors	Available		Leu-enkephalin	6.1 nM	DOP|DOR|OP1|Delta receptor|DOR-1|DOPr|opioid receptor
OPRK1	opioid receptor kappa 1	Opioid receptors	Available		Dynorphin A	8.2 nM	KOR-1|Kappa receptor|OP2|KOP|KOPr
OPRM1	opioid receptor mu 1	Opioid receptors	Available		DAMGO	21 nM	Mu receptor|MOP|OP3|MOPr|opioid receptor, mu 1|opioid receptor
OPRL1	opioid related nociceptin receptor 1	Opioid receptors	Available		Nociceptin	290 pM	N/OFQ receptor|OP4|KOR-3|NOCIR|kappa3-related opioid receptor|MOR-C|nociceptin receptor ORL1|XOR1|NOP-r|nociceptin/orphanin FQ receptor|NOPr
HCRTR1	hypocretin receptor 1	Orexin receptors	Available		Orexin A	1.6 nM	OX1R|Hctr1|hypocretin receptor 1|orexin receptor type 1|hypocretin (orexin) receptor 1
HCRTR2	hypocretin receptor 2	Orexin receptors	Available		Orexin A	3.0 nM	hypocretin receptor 2|orexin receptor type 2|OX2R|hypocretin (orexin) receptor 2
OXGR1	oxoglutarate receptor 1	Oxoglutarate receptors	Available		2-Oxoglutaric acid	66 µM	P2RY15|GPR80|GPR99|P2Y15|2-oxoglutarate receptor 1|Alpha-ketoglutarate receptor 1|G protein-coupled receptor 99|P2Y purinoceptor 15|G protein-coupled receptor 80
P2RY1	purinergic receptor P2Y1	P2Y receptors	Available		ADP	3.3 µM	ATP receptor|P2 purinoceptor subtype Y1|P2Y purinoceptor 1|platelet ADP receptor|Purinergic receptor P2Y1|P2Y ATP receptor 1|P2Y1 receptor|purinergic receptor P2Y
P2RY2	purinergic receptor P2Y2	P2Y receptors	Available		UTP	1.5 µM	ATP receptor|P2U purinoceptor 1|P2Y ATP receptor 2|P2Y purinoceptor 2|purinergic receptor P2Y
P2RY4	pyrimidinergic receptor P2Y4	P2Y receptors	Available		ATP	27 µM	pyrimidinoceptor|uridine nucleotide receptor|NRU|UNR|P2Y ATP receptor 4|P2Y purinoceptor 4|P2Y4R|pyrimidinergic receptor P2Y
P2RY6	pyrimidinergic receptor P2Y6	P2Y receptors	Available		UDP	96 nM	uridine nucleotide receptor|P2Y6|P2Y ATP receptor 6|P2Y purinoceptor 6|pyrimidinergic receptor P2Y
P2RY11	purinergic receptor P2Y11	P2Y receptors	Available		ATP	13 µM	purinergic receptor P2Y, G-protein coupled, 11
P2RY12	purinergic receptor P2Y12	P2Y receptors	Available		ADP	3.0 µM	SP1999|P2YADP|HORK3|P2Y purinoceptor 12|P2Y12 platelet ADP receptor|purinergic receptor P2Y
P2RY13	purinergic receptor P2Y13	P2Y receptors	Available		ATP	190 nM	GPR94|G protein-coupled receptor 86|P2Y purinoceptor 13|purinergic receptor P2Y, G-protein coupled 13|purinergic receptor P2Y
P2RY14	purinergic receptor P2Y14	P2Y receptors	Available		UDP-glucose	160 nM	G protein coupled receptor for UDP-glucose|G protein-coupled receptor 105|GPR105|P2Y purinoceptor 14|G-protein coupled receptor 105|purinergic receptor P2Y
P2RY8	P2Y receptor family member 8	P2Y receptors	Available				G-protein coupled purinergic receptor P2Y8|P2Y purinoceptor 8|purinergic receptor P2Y8
P2RY10	P2Y receptor family member 10	P2Y receptors	Available		LPS	310 nM	purinergic receptor P2Y10|purinergic receptor P2Y, G-protein coupled 10|purinergic receptor P2Y
PTH1R	parathyroid hormone 1 receptor	Parathyroid hormone receptors	Available		PTH	2.2 nM	PPR|PTHR|PTHR1
PTH2R	parathyroid hormone 2 receptor	Parathyroid hormone receptors	Available		PTH	9.0 nM	PTHR2
PROKR1	prokineticin receptor 1	Prokineticin receptors	Available		Prokineticin2	15 ng/ml	GPR73a|VEGFR-1|ZAQ|GPR73|G-protein coupled receptor ZAQ|G protein-coupled receptor 73
PROKR2	prokineticin receptor 2	Prokineticin receptors	Available		Prokineticin2	25 ng/ml	GPR73b|VEGFR-2|GPR73a|GPRg2|I5E
PRLHR	prolactin releasing hormone receptor	Prolactin-releasing peptide receptor	Available		PrRp-31	1.8 nM	PrRPR|GPR10|G protein-coupled receptor 10|prRP receptor
PTGDR	prostaglandin D2 receptor	Prostanoid receptors	Available		BW245C	380 pM	DP1|prostanoid DP receptor-like|PTGDR1|prostaglandin D2 receptor (DP)
PTGDR2	prostaglandin D2 receptor 2	Prostanoid receptors	Available		(15)-15-CH3-PGD2	6.8 nM	CRTH2|CD294|G protein-coupled receptor 44|prostaglandin D2 receptor 2|PGD2 receptor|Gpr44
PTGER1	prostaglandin E receptor 1	Prostanoid receptors	Available		Sulprostone	26 nM	EP1 prostanoid receptor|PGE receptor EP1 subtype|prostanoid EP1 receptor|prostaglandin E receptor 1 (subtype EP1), 42kDa
PTGER2	prostaglandin E receptor 2	Prostanoid receptors	Available		Misoprostol	62 nM	PGE receptor EP2 subtype|prostanoid EP2 receptor|Ptger-ep2|prostaglandin E receptor 2 (subtype EP2), 53kDa
PTGER3	prostaglandin E receptor 3	Prostanoid receptors	Available		Misoprostol		PGE receptor EP3 subtype|prostaglandin E receptor 3|prostanoid EP3 receptor
PTGER4	prostaglandin E receptor 4	Prostanoid receptors	Available		Misoprostol	840 nM	EP2|PGE receptor EP4 subtype|prostanoid EP4 receptor
PTGFR	prostaglandin F receptor	Prostanoid receptors	Available		Fluprostenol	98 pM	PF2AR|PGF receptor|PGF2 alpha receptor|prostaglandin F receptor|prostaglandin F2-alpha receptor|prostaglandin F receptor (FP)
PTGIR	prostaglandin I2 receptor	Prostanoid receptors	Available		Beraprost	130 nM	prostanoid IP receptor|prostacyclin receptor|prostaglandin I2 receptor|prostaglandin I2 (prostacyclin) receptor (IP)
F2R	coagulation factor II thrombin receptor	Proteinase-activated receptors	Available		TFLLR-NH2	180 nM	protease-activated receptor 1|coagulation factor II (thrombin) receptor
F2RL1	F2R like trypsin receptor 1	Proteinase-activated receptors	Available		SLIGKV-NH2	170 nM	GPR11|coagulation factor II receptor-like 1|Protease-activated receptor-2|coagulation factor II (thrombin) receptor-like 1
F2RL2	coagulation factor II thrombin receptor like 2	Proteinase-activated receptors	Available		PAR-3	9.2 µM	coagulation factor II receptor-like 2|protease-activated receptor 3|thrombin receptor-like 2|coagulation factor II (thrombin) receptor-like 2
F2RL3	F2R like thrombin or trypsin receptor 3	Proteinase-activated receptors	Available		AY-NH2	2.3 µM	coagulation factor II receptor-like 3|protease-activated receptor 4|thrombin receptor-like 3|coagulation factor II (thrombin) receptor-like 3|F2R like thrombin/trypsin receptor 3
QRFPR	pyroglutamylated RFamide peptide receptor	QRFP receptor	Available		QRFP	720 pM	AQ27|SP9155|GPR103|G protein-coupled receptor 103|peptide p518 receptor
RXFP1	relaxin family peptide receptor 1	Relaxin family peptide receptors	Available		Relaxin-1	10 nM	LGR7|RXFPR1|relaxin receptor 1|leucine-rich repeat-containing G-protein-coupled receptor 7|RX1|relaxin/insulin like family peptide receptor 1
RXFP2	relaxin family peptide receptor 2	Relaxin family peptide receptors	Available		INSL3	790 pM	GPR106|RXFPR2|relaxin receptor 2|INSL3 receptor|leucine-rich repeat-containing G protein-coupled receptor 8|LGR8|relaxin/insulin like family peptide receptor 2
RXFP3	relaxin family peptide receptor 3	Relaxin family peptide receptors	Available		Relaxin-3	12 nM	RLN3R1|RXFPR3|GPCR135|relaxin/insulin like family peptide receptor 3
RXFP4	relaxin family peptide/INSL5 receptor 4	Relaxin family peptide receptors	Available		Relaxin-3	29 nM	RLN3R2|GPCR142|INSL5 receptor|RXFPR4|G protein-coupled receptor 100|relaxin/insulin-like family peptide receptor 4|relaxin/insulin like family peptide receptor 4
SSTR1	somatostatin receptor 1	Somatostatin receptors	Available		Somatostatin-14	23 nM	SRIF-2|SS1R
SSTR2	somatostatin receptor 2	Somatostatin receptors	Available		Somatostatin-14	3.1 nM	somatotropin release-inhibiting factor receptor|SRIF-1
SSTR3	somatostatin receptor 3	Somatostatin receptors	Available		Somatostatin-14	3.2 nM	SRIF1C|somatostatin receptor 28|SSR-28
SSTR4	somatostatin receptor 4	Somatostatin receptors	Available		Somatostatin-14	290 pM	SRIF2B
SSTR5	somatostatin receptor 5	Somatostatin receptors	Available		Somatostatin-14	1.7 nM	SOMATO
SUCNR1	succinate receptor 1	Succinate receptor	Available		Succnic acid	14 µM	succinate receptor 1|GPR91|P2Y purinoceptor 1|SUCNR1|G protein-coupled receptor 91
TACR1	tachykinin receptor 1	Tachykinin receptors	Available		Neurokinin A	990 pM	SPR|Substance P receptor|NK1R|TAC1R|neurokinin receptor 1|NK1 receptor
TACR2	tachykinin receptor 2	Tachykinin receptors	Available		Neurokinin A	570 pM	Neurokinin B receptor|NKNAR|SKR|TAC2R|neurokinin A receptor|NK-2 receptor|SP-E receptor|Substance K receptor
TACR3	tachykinin receptor 3	Tachykinin receptors	Available		Neurokinin A	27 nM	Neurokinin B receptor|neurokinin beta receptor|Nmkr|Tac3r|neuromedin K receptor|NK-3 receptor|SP-N receptor
TRHR	thyrotropin releasing hormone receptor	Thyrotropin-releasing hormone receptors	Available		TRH	160 pM	TRH receptor|thyroliberin receptor|TRH-R|TRH-R1
TAAR1	trace amine associated receptor 1	Trace amine receptor	Available		Tyramine	880 nM	TAR1|TaR-1|trace amine receptor 1|TRAR1
UTS2R	urotensin 2 receptor	Urotensin receptor	Available		Urotensin II	92 pM	GPR14|UII-R1|UTR2|G protein-coupled receptor 14|urotensin II receptor|SENR (sensory epithelial neuropeptide-like receptor)
AVPR1A	arginine vasopressin receptor 1A	Vasopressin and oxytocin receptors	Available		[R]-Vasopressin	510 pM	V1aR|AVPR1|antidiuretic hormone receptor 1a|AVPR
AVPR1B	arginine vasopressin receptor 1B	Vasopressin and oxytocin receptors	Available		[R]-Vasopressin	840 pM	Antidiuretic hormone receptor 1b|AVPR3|V3|V1bR|Vasopressin V3 receptor|VPR3|vasopressin V1b receptor|V3/V1b pituitary vasopressin receptor
AVPR2	arginine vasopressin receptor 2	Vasopressin and oxytocin receptors	Available		[R]-Vasopressin	4.8 nM	ADHR|DIR3|antidiuretic hormone receptor|renal-type arginine vasopressin receptor
OXTR	oxytocin receptor	Vasopressin and oxytocin receptors	Available		Oxtocin	1.9 nM	OTR
ADCYAP1R1	ADCYAP receptor type I	VIP and PACAP receptors	Available		PACAP	4.4 nM	PAC1R|PVR1|PACAP receptor 1|PACAP type IA receptor|PACAPR1|pituitary adenylate cyclase activating polypeptide 1 receptor (1)|PACAP1-R|adenylate cyclase activating polypeptide 1 receptor 1|adenylate cyclase activating polypeptide 1 receptor type 1|ADCYAP receptor type 1
VIPR1	vasoactive intestinal peptide receptor 1	VIP and PACAP receptors	Available		VIP	2.7 nM	PVR2|HVR1|RDC1|VIP and PACAP receptor 1|PACAP-R2|pituitary adenylate cyclase-activating polypeptide type II receptor|VIP-R1
VIPR2	vasoactive intestinal peptide receptor 2	VIP and PACAP receptors	Available		VIP	13 nM	PVR3|VIP and PACAP receptor 2|PACAP-R3|pituitary adenylate cyclase-activating polypeptide type III receptor
BDKRB1	bradykinin receptor B1	Bradykinin receptors					B1BKR|BKR1|B1R|kinin B1 receptor|bradykinin receptor
BDKRB2	bradykinin receptor B2	Bradykinin receptors					B2BKR|B2BRA|BK-2 receptor|BK2R|bradykinin receptor
CCR3	C-C motif chemokine receptor 3	Chemokine receptors					CC CKR3|MIP-1αRL-2 (mouse)|CKR3|CC-CKR-3|CD193|chemokine (C-C motif) receptor 3
C5AR2	complement component 5a receptor 2	Complement peptide receptors					C5L2|C5A receptor beta|complement 5A receptor beta|G protein-coupled receptor 77|GPR77
GRM3	glutamate metabotropic receptor 3	Metabotropic glutamate receptors					mGluR3|GPRC1C|glutamate receptor
GRM7	glutamate metabotropic receptor 7	Metabotropic glutamate receptors					mGluR7|GLUR7|GPRC1G|mGlu7a receptor|glutamate receptor
TBXA2R	thromboxane A2 receptor	Prostanoid receptors					prostanoid TP receptor|TXA2-R
AGTR2	angiotensin II receptor type 2	Orphan receptors	Available				MRX88|angiotensin receptor 2|angiotensin II type 2 receptor|AT2R|AT2-R|AT2 receptor|Agtr2|angiotensin II receptor, type 2|angiotensin II receptor
GPRC6A	G protein-coupled receptor class C group 6 member A	Orphan receptors	Available				GPCR6A|G protein-coupled receptor, family C, group 6, member A|G protein-coupled receptor, class C, group 6, member A|G protein-coupled receptor
CCRL2	C-C motif chemokine receptor like 2	Orphan receptors	Available				CCR11|CKRX|CRAM-A|CRAM-B|ACR5|CCR6|Chemokine receptor X
ACKR3	atypical chemokine receptor 3	Orphan receptors	Available				chemokine (C-X-C motif) receptor 7|chemokine orphan receptor 1|CXCR7|Cxcr7|GPR159|G-protein coupled receptor 159|G-protein coupled receptor RDC1 homolog|RDC-1
GPR1	G protein-coupled receptor 1	Orphan receptors	Available				GPR1|G protein-coupled receptor 1|Chemerin2
GPR3	G protein-coupled receptor 3	Orphan receptors	Available				Gpcr21|GPCR3|ACCA orphan receptor|adenylate cyclase constitutive activator|G protein-coupled receptor R4|Gpcr20
GPR4	G protein-coupled receptor 4	Orphan receptors	Available				GPR19|G-protein coupled receptor 19
GPR6	G protein-coupled receptor 6	Orphan receptors	Available				Sphingosine 1-phosphate receptor GPR6
GPR12	G protein-coupled receptor 12	Orphan receptors	Available				Gpcr01|Gpcr20|GPCR21|GPCR12|R334
GPR15	G protein-coupled receptor 15	Orphan receptors	Available				BOB|Brother of Bonzo
GPR17	G protein-coupled receptor 17	Orphan receptors	Available				P2Y-like receptor|UDP/CysLT receptor|R12|uracil nucleotide/cysteinyl leukotriene receptor
GPR18	G protein-coupled receptor 18	Orphan receptors	Available				GPCRW|NAGly receptor|N-arachidonoyol glycine receptor
GPR19	G protein-coupled receptor 19	Orphan receptors	Available				GPR-NGA
GPR20	G protein-coupled receptor 20	Orphan receptors	Available				Gpcr5-1|P2Y4|G protein-coupled receptor 5-1
GPR21	G protein-coupled receptor 21	Orphan receptors	Available
GPR22	G protein-coupled receptor 22	Orphan receptors	Available
GPR25	G protein-coupled receptor 25	Orphan receptors	Available
GPR26	G protein-coupled receptor 26	Orphan receptors	Available
GPR27	G protein-coupled receptor 27	Orphan receptors	Available				super conserved receptor expressed in brain 1|SREB1
GPR31	G protein-coupled receptor 31	Orphan receptors	Available				12-HETER|HETER1|hydroxyeicosatetraenoic (HETE) acid receptor 1|12-(S)-HETE acid receptor|G protein-coupled receptor 31, D17Leh66c region
GPR32	G protein-coupled receptor 32	Orphan receptors	Available				RvD1|RVDR1|resolvin D1 receptor
GPR34	G protein-coupled receptor 34	Orphan receptors	Available		LPS	240 nM
GPR35	G protein-coupled receptor 35	Orphan receptors	Available				G-protein coupled receptor 3|KYNA receptor|Kynurenic acid receptor
GPR37	G protein-coupled receptor 37	Orphan receptors	Available				EDNRBL|EDNRLB|PAELR|hET(B)R-LP|G-protein coupled receptor CNS1|parkin-associated endothelin B-like receptor|Endothelin B receptor-like protein 1
GPR37L1	G protein-coupled receptor 37 like 1	Orphan receptors	Available				CAG-18|endothelin B receptor-like protein 2|ETBRLP2|G-protein coupled receptor CNS2
GPR39	G protein-coupled receptor 39	Orphan receptors	Available
GPR45	G protein-coupled receptor 45	Orphan receptors	Available				PSP24|high-affinity lysophosphatidic acid receptor|PSP24alpha|PSP24A
GPR50	G protein-coupled receptor 50	Orphan receptors	Available				MTNRL|H9|Mel1c|melatonin-related receptor
GPR52	G protein-coupled receptor 52	Orphan receptors	Available
GPR61	G protein-coupled receptor 61	Orphan receptors	Available				GPCR3|BALGR|biogenic amine receptor-like GPCR
GPR62	G protein-coupled receptor 62	Orphan receptors	Available				GPCR8
GPR63	G protein-coupled receptor 63	Orphan receptors	Available				PSP24-2|PSP24B|PSP24beta
GPR65	G protein-coupled receptor 65	Orphan receptors	Available				Dig1|Gpcr25|Psychosine receptor|TDAG8|T cell death associated protein 8
GPR68	G protein-coupled receptor 68	Orphan receptors	Available				GPR12A|Ovarian cancer G-protein coupled receptor 1|sphingosylphosphorylcholine receptor|OGR1
GPR75	G protein-coupled receptor 75	Orphan receptors	Available				WI-31133|WI31133
GPR78	G protein-coupled receptor 78	Orphan receptors	Available
GPR82	G protein-coupled receptor 82	Orphan receptors	Available
GPR83	G protein-coupled receptor 83	Orphan receptors	Available				GIR|GPR72|glucocorticoid induced receptor|G protein-coupled receptor 72|JP05
GPR85	G protein-coupled receptor 85	Orphan receptors	Available				Srep2|SREB2|SREB|Super conserved receptor expressed in brain 2|PKrCx1
GPR87	G protein-coupled receptor 87	Orphan receptors	Available				FKSG78|GPR95
GPR88	G protein-coupled receptor 88	Orphan receptors	Available				STRG|striatum-specific G-protein coupled receptor
GPR101	G protein-coupled receptor 101	Orphan receptors	Available				GPCR6
GPR132	G protein-coupled receptor 132	Orphan receptors	Available				G protein-coupled receptor G2A|G2 accumulation protein
GPR135	G protein-coupled receptor 135	Orphan receptors	Available				HUMNPIIY20|PAFR
GPR139	G protein-coupled receptor 139	Orphan receptors	Available				G(q)-coupled orphan receptor GPRg1|GPRG1|G-protein-coupled receptor PGR3
GPR141	G protein-coupled receptor 141	Orphan receptors	Available				axor115|G-protein coupled receptor PGR13
GPR142	G protein-coupled receptor 142	Orphan receptors	Available				KIF19|AXOR103|G-protein coupled receptor PGR2
GPR146	G protein-coupled receptor 146	Orphan receptors	Available				AXOR120|G-protein coupled receptor PGR8
GPR148	G protein-coupled receptor 148	Orphan receptors	Available				BTR|PGR6|brain and testis restricted GPCR
GPR149	G protein-coupled receptor 149	Orphan receptors	Available				IEDA|G-protein coupled receptor PGR10|induced early in differentiating astrocytes gene protein
GPR150	G protein-coupled receptor 150	Orphan receptors	Available				PGR11
GPR151	G protein-coupled receptor 151	Orphan receptors	Available				GALR4|G-protein coupled receptor PGR7|galanin receptor 4
GPR152	G protein-coupled receptor 152	Orphan receptors	Available				PGR1|PGR5|G-protein coupled receptor PGR5
GPR153	G protein-coupled receptor 153	Orphan receptors	Available				PGR1
GPR160	G protein-coupled receptor 160	Orphan receptors	Available				GPCR1|GPCR150
GPR161	G protein-coupled receptor 161	Orphan receptors	Available				G-protein coupled receptor RE2
GPR162	G protein-coupled receptor 162	Orphan receptors	Available				GRCA
GPR171	G protein-coupled receptor 171	Orphan receptors	Available				G-protein coupled receptor H963|platelet activating receptor homolog
GPR173	G protein-coupled receptor 173	Orphan receptors	Available				SREB3|Super conserved receptor expressed in brain 3
GPR174	G protein-coupled receptor 174	Orphan receptors	Available		LPS	22 nM	FKSG79
GPR182	G protein-coupled receptor 182	Orphan receptors	Available				ADMR|Gpcr22|NOW|adrenomedullin receptor|L1-R|Gpcr17
LGR4	leucine rich repeat containing G protein-coupled receptor 4	Orphan receptors	Available				GPR48|leucine-rich repeat-containing G protein-coupled receptor 4|leucine-rich repeat containing G protein-coupled receptor 4
LGR5	leucine rich repeat containing G protein-coupled receptor 5	Orphan receptors	Available				GPR49|FEX|GPR67|orphan G protein-coupled receptor HG38|leucine-rich repeat-containing G protein-coupled receptor 5|leucine-rich repeat containing G protein-coupled receptor 5
LGR6	leucine rich repeat containing G protein-coupled receptor 6	Orphan receptors	Available				VTS20631|leucine-rich repeat-containing G protein-coupled receptor 6|leucine-rich repeat containing G protein-coupled receptor 6
MAS1	MAS1 proto-oncogene, G protein-coupled receptor	Orphan receptors	Available				MAS|angiotensin 1-7 receptor|MAS1 proto-oncogene, G protein-coupled receptor|MAS1 proto-oncogene
MAS1L	MAS1 proto-oncogene like, G protein-coupled receptor	Orphan receptors	Available				MAS-L|MAS-R|MRG
MRGPRD	MAS related GPR family member D	Orphan receptors	Available				TGR7|Beta-alanine receptor|G-protein coupled receptor TGR7|mas-related G-protein coupled receptor member D|MAS-related gene D|MAS-related GPR
MRGPRE	MAS related GPR family member E	Orphan receptors	Available				GPR167|MRGE|MAS-related gene E|MAS-related GPR
MRGPRF	MAS related GPR family member F	Orphan receptors	Available				GPR140|GPR168|G-protein coupled receptor 14|MRGF|G-protein coupled receptor RTA|MAS-related gene F|MAS-related GPR
MRGPRG	MAS related GPR family member G	Orphan receptors	Available				EBRT2|GPR169|MRGG|MAS-related gene G|MAS-related GPR
MRGPRX1	MAS related GPR family member X1	Orphan receptors	Available				Mrgc|Mrgprb2|Mrgprc|Mrgprc11|MRGX1|Sensory neuron-specific G-protein coupled receptor 4|SNSR4
MRGPRX2	MAS related GPR family member X2	Orphan receptors	Available				Mrgprb10|MRGX2
MRGPRX3	MAS related GPR family member X3	Orphan receptors	Available				MrgA|Mrgpra|Mrga10|SNSR1|Sensory neuron-specific G protein-coupled receptor 1
MRGPRX4	MAS related GPR family member X4	Orphan receptors	Available				SNSR6|MAS-related GPR, member X4|Sensory neuron-specific G-protein coupled receptor 6
TAAR2	trace amine associated receptor 2	Orphan receptors	Available				GPR58|G protein-coupled receptor 58|trace amine receptor 2
TAAR5	trace amine associated receptor 5	Orphan receptors	Available				PNR|Trace amine receptor 5
TAAR6	trace amine associated receptor 6	Orphan receptors	Available				SCZD5|TAR4|Trace amine receptor 4|TRAR4|TA4|trace amine receptor 6
TAAR8	trace amine associated receptor 8	Orphan receptors	Available				GPR102|TAR11|TAR5|trace amine receptor 5|trace amine receptor 11|trace amine receptor 8a|trace amine associated receptor 8
TAAR9	trace amine associated receptor 9	Orphan receptors	Available				TRAR3|trace amine receptor 3|trace amine receptor 9
GPR143	G protein-coupled receptor 143	Orphan receptors	Available				MOA1|ocular albinism 1 (Nettleship-Falls)|NYS6|Ocular albinism type 1 protein
GPR157	G protein-coupled receptor 157	Orphan receptors	Available
GPR156	G protein-coupled receptor 156	Orphan receptors	Available				PGR28|PGR22|GABABL|GABAB-related G-protein coupled receptor
GPR158	G protein-coupled receptor 158	Orphan receptors	Available
GPER1	G protein-coupled estrogen receptor 1	Orphan receptors	Available				CEPR|CMKRL2|DRY12|FEG-1|Gpr41|LERGU|LERGU2|chemokine receptor-like 2|Flow-induced endothelial G-protein coupled receptor 1|GPGR|LYGPR|Lymphocyte-derived G-protein coupled receptor|Membrane estrogen receptor|mER|GPCR-BR|GPR30|IL8-related receptor DRY12
GPRC5A	G protein-coupled receptor class C group 5 member A	Orphan receptors	Available				RAIG1|retinoic acid induced 3|orphan G protein-coupling receptor PEIG-1|retinoic acid-induced gene 1 protein|Retinoic acid-induced protein 3|GPCR5A|RAI3|G protein-coupled receptor, class C, group 5, member A|G protein-coupled receptor
GPRC5B	G protein-coupled receptor class C group 5 member B	Orphan receptors	Available				RAIG2|retinoic acid-induced gene 2 protein|G protein-coupled receptor, class C, group 5, member B|G protein-coupled receptor
GPRC5C	G protein-coupled receptor class C group 5 member C	Orphan receptors	Available				RAIG3|retinoic acid-induced gene 3 protein|G protein-coupled receptor, family C, group 5, member C|G protein-coupled receptor, class C, group 5, member C|G protein-coupled receptor
GPRC5D	G protein-coupled receptor class C group 5 member D	Orphan receptors	Available				RAIG4|G protein-coupled receptor, class C, group 5, member D|G protein-coupled receptor
ACKR2	atypical chemokine receptor 2	Orphan receptors	Available				CCR10|CCR9|CMBRK9|C-C chemokine receptor D6|chemokine binding protein 2|CMKBR9
ACKR4	atypical chemokine receptor 4	Orphan receptors	Available				CC-CKR-11|CCR10|CKR-11|CCR11|PPR1|VSHK1
ACKR1	atypical chemokine receptor 1 (Duffy blood group)	Orphan receptors	Available				Duffy antigen/chemokine receptor|atypical chemokine receptor 1|CD234|Dfy|Duffy blood group, atypical chemokine receptor|Darc
GPR176	G protein-coupled receptor 176	Orphan receptors	Available				HB954|RBU-15|G-protein coupled receptor AGR9
GPR107	G protein-coupled receptor 107	Orphan receptors	Available				LUSTR1|GCDRP|Lung seven transmembrane receptor 1
GPR137	G protein-coupled receptor 137	Orphan receptors	Available				GPR137A|TM7SF1L1|TM7SF1|Transmembrane 7 superfamily member 1-like 1 protein
TPRA1	transmembrane protein adipocyte associated 1	Orphan receptors	Available				GPR175|TMEM227|TPRA40|G protein-coupled receptor 175|transmembrane protein 227|transmembrane protein, adipocyte asscociated 1|transmembrane protein