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Gene Family: G protein-coupled receptors, Class A orphans

Also known as : "GPCR class A orphans"

Class A orphans: This set contains class A 'orphan' G protein coupled receptors where the endogenous ligand(s) is not known. [Source: HGNC]

Genes contained within the family: 80

Approved Symbol Approved Name Previous Symbols Synonyms Chromosome
GPR1 G protein-coupled receptor 1 2q33.3
GPR3 G protein-coupled receptor 3 ACCA 1p36.11
GPR4 G protein-coupled receptor 4 19q13.32
GPR6 G protein-coupled receptor 6 6q21
GPR12 G protein-coupled receptor 12 GPCR21, PPP1R84 13q12.13
GPR15 G protein-coupled receptor 15 3q11.2
GPR17 G protein-coupled receptor 17 2q14.3
GPR18 G protein-coupled receptor 18 13q32.3
GPR19 G protein-coupled receptor 19 12p13.1
GPR20 G protein-coupled receptor 20 8q24.3
GPR21 G protein-coupled receptor 21 9q33.2
GPR22 G protein-coupled receptor 22 7q22.3
GPR25 G protein-coupled receptor 25 1q32.1
GPR26 G protein-coupled receptor 26 10q26.13
GPR27 G protein-coupled receptor 27 SREB1 3p13
GPR31 G protein-coupled receptor 31 HETER1, 12-HETER 6q27
GPR32 G protein-coupled receptor 32 RVDR1 19q13.33
GPR33 G protein-coupled receptor 33 (gene/pseudogene) 14q12
GPR34 G protein-coupled receptor 34 Xp11.4
GPR35 G protein-coupled receptor 35 2q37.3
GPR37 G protein-coupled receptor 37 EDNRBL, hET(B)R-LP, PAELR 7q31.33
GPR37L1 G protein-coupled receptor 37 like 1 ETBR-LP-2 1q32.1
GPR39 G protein-coupled receptor 39 2q21.2
GPR42 G protein-coupled receptor 42 (gene/pseudogene) GPR42P GPR41L, FFAR3L 19q13.12
GPR45 G protein-coupled receptor 45 PSP24, PSP24A 2q12.1
GPR50 G protein-coupled receptor 50 H9, Mel1c Xq28
GPR52 G protein-coupled receptor 52 1q25.1
GPR55 G protein-coupled receptor 55 2q37.1
GPR61 G protein-coupled receptor 61 BALGR 1p13.3
GPR62 G protein-coupled receptor 62 3p21.2
GPR63 G protein-coupled receptor 63 PSP24(beta), PSP24B 6q16.1
GPR65 G protein-coupled receptor 65 hTDAG8, TDAG8 14q31.3
GPR68 G protein-coupled receptor 68 OGR1 14q32.11
GPR75 G protein-coupled receptor 75 WI-31133 2p16.2
GPR78 G protein-coupled receptor 78 4p16.1
GPR79 G protein-coupled receptor 79, pseudogene GPR79P 3q25.32
GPR82 G protein-coupled receptor 82 Xp11.4
GPR83 G protein-coupled receptor 83 GPR72 11q21
GPR84 G protein-coupled receptor 84 EX33 12q13.13
GPR85 G protein-coupled receptor 85 SREB2 7q31.1
GPR87 G protein-coupled receptor 87 GPR95 3q25.1
GPR88 G protein-coupled receptor 88 1p21.2
GPR101 G protein-coupled receptor 101 Xq26.3
GPR119 G protein-coupled receptor 119 hGPCR2, GPCR2 Xq26.1
GPR132 G protein-coupled receptor 132 G2A 14q32.33
GPR135 G protein-coupled receptor 135 HUMNPIIY20, PAFR 14q23.1
GPR139 G protein-coupled receptor 139 PGR3 16p12.3
GPR141 G protein-coupled receptor 141 PGR13 7p14.1
GPR142 G protein-coupled receptor 142 PGR2 17q25.1
GPR146 G protein-coupled receptor 146 PGR8 7p22.3
GPR148 G protein-coupled receptor 148 PGR6 2q21.1
GPR149 G protein-coupled receptor 149 PGR10, IEDA, R35 3q25.2
GPR150 G protein-coupled receptor 150 PGR11 5q15
GPR151 G protein-coupled receptor 151 PGR7, GALR4 5q32
GPR152 G protein-coupled receptor 152 PGR5 11q13.2
GPR153 G protein-coupled receptor 153 PGR1 1p36.31
GPR160 G protein-coupled receptor 160 GPCR150, GPCR1 3q26.2
GPR161 G protein-coupled receptor 161 RE2 1q24.2
GPR162 G protein-coupled receptor 162 A-2, GRCA 12p13
GPR171 G protein-coupled receptor 171 H963 3q25.1
GPR173 G protein-coupled receptor 173 SREB3 Xp11.22
GPR174 G protein-coupled receptor 174 FKSG79 Xq21.1
GPR176 G protein-coupled receptor 176 Gm1012 15q14-q15.1
GPR182 G protein-coupled receptor 182 ADMR hrhAMR, G10D, AM-R 12q13.3
GPR183 G protein-coupled receptor 183 EBI2 13q32.3
LGR4 leucine rich repeat containing G protein-coupled receptor 4 GPR48 11p14.1
LGR5 leucine rich repeat containing G protein-coupled receptor 5 GPR67, GPR49 HG38, FEX 12q21.1
LGR6 leucine rich repeat containing G protein-coupled receptor 6 FLJ14471 1q32.1
MAS1 MAS1 proto-oncogene, G protein-coupled receptor 6q25.3
MAS1L MAS1 proto-oncogene like, G protein-coupled receptor MAS-L, MRG, dJ994E9.2 6p22.1
MRGPRD MAS related GPR family member D mrgD 11q13.3
MRGPRE MAS related GPR family member E GPR167 mrgE 11p15.4
MRGPRF MAS related GPR family member F GPR168, GPR140 MGC21621, mrgF 11q13.3
MRGPRG MAS related GPR family member G GPR169 mrgG 11p15.4
MRGPRX1 MAS related GPR family member X1 MRGX1 11p15.1
MRGPRX2 MAS related GPR family member X2 MRGX2 11p15.1
MRGPRX3 MAS related GPR family member X3 MRGX3 11p15.1
MRGPRX4 MAS related GPR family member X4 MRGX4 11p15.1
P2RY8 P2Y receptor family member 8 P2Y8 Xp22.33 and Yp11.3
P2RY10 P2Y receptor family member 10 P2Y10 Xq21.1