| Receptors, Interleukin-1 Type I | Not Available | 1 | 3 | Details |
| Receptors, Interleukin-1, antagonists & inhibitors | Not Available | 1 | 2 | Details |
| Receptors, Interleukin-15 | Not Available | 2 | 4 | Details |
| Receptors, Interleukin-17 | Not Available | 1 | 6 | Details |
| Receptors, Interleukin-2 | Not Available | 1 | 1 | Details |
| Receptors, Interleukin-8A, antagonists & inhibitors | Not Available | 2 | 5 | Details |
| Receptors, Interleukin-8B, antagonists & inhibitors | Not Available | 2 | 4 | Details |
| Receptors, Leukotriene B4, antagonists & inhibitors | Not Available | 1 | 2 | Details |
| Receptors, LHRH, antagonists & inhibitors | Not Available | 1 | 8 | Details |
| Receptors, Lipoprotein | Cell surface proteins that bind lipoproteins with high affinity. Lipoprotein receptors ... more | 1 | 1 | Details |
| Receptors, Lysosphingolipid, antagonists & inhibitors | Not Available | 2 | 12 | Details |
| Receptors, Melatonin, agonists | Not Available | 1 | 4 | Details |
| Receptors, Metabotropic Glutamate, agonists | Not Available | 1 | 2 | Details |
| Receptors, N-Methyl-D-Aspartate | Not Available | 0 | 0 | Details |
| Receptors, N-Methyl-D-Aspartate, antagonists & inhibitors | Not Available | 4 | 6 | Details |
| Receptors, Neurokinin-2, antagonists & inhibitors | Not Available | 2 | 2 | Details |
| Receptors, Neurokinin-3, antagonists & inhibitors | Not Available | 4 | 10 | Details |
| Receptors, Neuropeptide | Cell surface receptors that bind specific neuropeptides with high affinity and trigger ... more | 1 | 2 | Details |
| Receptors, Neurotensin, agonists | Not Available | 0 | 0 | Details |
| Receptors, Neurotensin, antagonists & inhibitors | Not Available | 1 | 1 | Details |
| Receptors, Neurotransmitter | Cell surface receptors that bind signalling molecules released by neurons and convert t... more | 2 | 4 | Details |
| Receptors, Nicotinic | Not Available | 2 | 2 | Details |
| Receptors, Opioid, delta | Not Available | 1 | 1 | Details |
| Receptors, Opioid, delta, agonists | Not Available | 4 | 8 | Details |
| Receptors, Opioid, delta, antagonists & inhibitors | Not Available | 1 | 6 | Details |