Cat. No. 0910
Alternative Name: Orphanin FQ
Biological ActivityEndogenous ligand for the NOP opioid receptor (pKi = 8.6). Has no significant activity at μ, δ or κ opioid receptors (pKi < 6).
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Safety Data Sheet
Guerrini et al (2000) Structure-activity relationships of nociceptin and related peptides: comparison with dynorphin A. Peptides 21 923. PMID: 10998526.
Henderson and McKnight (1997) The orphan opioid receptor and its endogenous ligand-nociceptin/orphanin FQ. TiPS 18 293. PMID: 9277133.
Meunier et al (1995) Isolation and structure of the endogenous agonist of opioid receptor-like ORL1 receptor. Nature 377 532. PMID: 7566152.
Reinscheid et al (1995) Orphanin FQ: a neuropeptide that activates an opioid like G protein coupled receptor. Science 270 792. PMID: 7481766.
If you know of a relevant reference for this product please let us know.
Citations are publications that use Tocris products. Selected citations for Nociceptin include:
Popiolek-Barczyk et al (2014) Minocycline enhances the effectiveness of nociceptin/orphanin FQ during neuropathic pain. Biomed Res Int 2014 762930. PMID: 25276817.
Miranda-Morales et al (2013) Participation of the nociceptin/orphanin FQ receptor in ethanol-mediated locomotor activation and ethanol intake in preweanling rats. Behav Brain Res 245 137. PMID: 23439216.
Kokkola et al (2005) S-nitrosothiols modulate G protein-coupled receptor signaling in a reversible and highly receptor-specific manner. BMC Cell Biol 6 21. PMID: 15850493.
Kuzmin et al (2004) Evidence in locomotion test for the functional heterogeneity of ORL-1 receptors. Br J Pharmacol 141 132. PMID: 14662736.
Giuliani and Maggi (1996) Inhibition of tachykinin release from peripheral endings of sensory nerves by nociceptin, a novel opioid peptide. Br J Pharmacol 118 1567. PMID: 8842416.
View Related Products by Target
View Related Products by Product Action
Keywords: Nociceptin, supplier, Endogenous, NOP, agonists, Nociceptin, Receptors, ORL1, OP4, Opioid, Tocris Bioscience, NOP Receptor Agonist products
Find multiple products by catalog number
October 30 - November 3, 2016
Boston, MA, USA