[D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P

Cat. No. 1946

[D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P D-Arg-Pro-Lys-Pro-D-Phe-Gln-D-Trp-Phe-D-Trp-Leu-Leu-NH2

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Biological Activity

Broad spectrum neuropeptide antagonist/inverse agonist. Potent full inverse agonist for the ghrelin receptor (EC50 = 5.2 nM); diminishes constitutive ghrelin receptor signaling. Also antagonist at tachykinin, bradykinin, CCK and bombesin receptors. Induces apoptosis and inhibits cancer cell growth in vitro.

Technical Data

M.Wt:
1516.85
Formula:
C79H109N19O12
Sequence:
RPKPFQWFWLL

(Modifications: Arg-1 = D-Arg, Phe-5 = D-Phe, Trp-7 = Trp-9 = D-Trp, Leu-11 = C-terminal amide)

Solubility:
Soluble to 1 mg/ml in water
Storage:
Desiccate at -20°C
CAS No:
96736-12-8

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 / Product Datasheet / Safety Datasheet

References are publications that support the products' biological activity.

Holst et al (2003) High constitutive signaling of the ghrelin receptor - identification of a potent inverse agonist. Mol.Endocrinol. 17 2201. PMID: 12907757.

Jarpe et al (1998) [D-Arg1, D-Phe5, D-Trp7,9, Leu11] Substance P acts as a biased agonist toward neuropeptide and chemokine receptors. J.Biol.Chem. 273 3097. PMID: 9446627.

Reeve and Bleehen (1994) [D-Arg1, D-Phe5, D-Trp7,9, Leu11] Substance P induces apoptosis in lung cancer cells in vitro. Biochem.Biophys.Res.Commun. 199 1313. PMID: 7511895.

If you know of a relevant reference for [D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P please let us know.

Citations are publications that use Tocris products. Selected citations for [D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P include:

Pastor-Cavada et al (2016) A novel non-peptidic agonist of the ghrelin receptor with orexigenic activity In vivo Scientific Reports 6 36456. PMID: 27819353.

Torres-Fuentes et al (2014) Devil's Claw to suppress appetite--ghrelin receptor modulation potential of a Harpagophytum procumbens root extract. Oncotarget 9 e103118. PMID: 25068823.

Schellekens et al (2013) Promiscuous dimerization of the growth hormone secretagogue receptor (GHS-R1a) attenuates ghrelin-mediated signaling. J Biol Chem 288 181. PMID: 23161547.

Do you know of a great paper that uses [D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P from Tocris? If so please let us know.

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Keywords: [D-Arg1,D-Phe5,D-Trp7,9,Leu11]-Substance P, supplier, Substance, P, broad, spectrum, neuropeptide, receptor, antagonists, inverse, agonists, Potent, ghrelin, Tachykinin, Neurokinin, Receptors, GHS-R1a, Growth, Hormone, Secretagog, Receptor, 1a, Ghrelin, [D-Arg1D-Phe5D-Trp79Leu11]-SubstanceP, neuropeptides, Tocris Bioscience, Ghrelin Receptor Antagonist products

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