G protein-coupled receptor

1. Olfactory receptor

2. Amine receptor

3. Chemokine receptors

4. Complement component

5. Formyl peptide receptors

6. Glycoprotein hormone receptor

7. Hydroxy-carboxylic acid receptors

8. Lipid like receptors

9. Melatonin receptors

10. Nucleotide like receptors

11. Opsin receptors

12. Prokineticin receptors

13. Relaxin family peptide receptors

14. Chemerin receptors

15. F2R receptors

16. Peptide receptors

17. G protein-couple receptors Class A orphans

17.1. GPR1

17.2. GPR3

17.3. GPR4

17.4. GPR6

17.5. GPR12

17.6. GPR15

17.7. GPR17

17.8. GPR18

17.9. GPR19

17.10. GPR20

17.11. GPR21

17.12. GPR22

17.13. GPR25

17.14. GPR26

17.15. GPR27

17.16. GPR31

17.17. GPR32

17.18. GPR33

17.19. GPR34

17.20. GPR35

17.21. GPR37

17.22. GPR37L1

17.23. GPR39

17.24. GPR42

17.25. GPR45

17.26. GPR50

17.27. GPR52

17.28. GPR55

17.29. GPR61

17.30. GPR62

17.31. GPR63

17.32. GPR65

17.33. GPR68

17.34. GPR75

17.35. GPR78

17.36. GPR79

17.37. GPR82

17.38. GPR83

17.39. GPR84

17.40. GPR85

17.41. GPR87

17.42. GPR 88

17.43. GPR101

17.44. GPR119

17.45. GPR132

17.46. GPR135

17.47. GPR139

17.48. GPR141

17.49. GPR142

17.50. GPR146

17.51. GPR148

17.52. GPR149

17.53. GPR150

17.54. GPR151

17.55. GPR152

17.56. GPR153

17.57. GPR160

17.58. GPR161

17.59. GPR162

17.60. GPR171

17.61. GPR173

17.62. GPR174

17.63. GPR176

17.64. GPR182

17.65. GPR183

17.66. LGR4

17.67. LGR5

17.68. LGL6

17.69. MAS1

17.70. MAS1L

17.71. MRGPRD

17.72. MRGPRE

17.73. MRGPRF

17.74. MRGPRG

17.75. MRGPRX1

17.76. MRGPRX2

17.77. MRGPRX3

18. G protein-coupled estrogen receptor

19. Oxoglutarate receptor

20. Succinate receptor