MiscellaneousNociceptin:
Ligand of the opioid receptor-like receptor OPRL1. It may act as a transmitter in the brain by modulating nociceptive and locomotor behavior. May be involved in neuronal differentiation and development.
Nocistatin:
Blocks nociceptin action in pain transmission by inhibiting nociceptin-induced hyperalgesia and allodynia.By similarity
Orphanin FQ2:
Has potent analgesic activity.