Orexin A (human, rat, mouse)

Cat. No. 1455

Orexin A (human, rat, mouse) Glp-Pro-Leu-Pro-Asp-Cys-Cys-Arg-Gln-Lys-Thr-Cys-Ser-Cys-Arg-Leu-Tyr-Glu-Leu-Leu-His-Gly-Ala-Gly-Asn-His-Ala-Ala-Gly-Ile-Leu-Thr-Leu-NH2 (Disulfide bridge: 6-12 and 7-14)

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Biological Activity

Endogenous agonist at orexin receptors (Ki values are 20 and 38 nM for OX1 and OX2 receptors respectively). Stimulates feeding following central administration and may be involved in the control of sleep-wake cycle and other hypothalamic functions.

Technical Data


(Modifications: X = Glp, Disulfide bridge between 6 - 12, 7 - 14, Leu-33 = C-terminal amide)

Soluble to 1 mg/ml in water
Desiccate at -20°C

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

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Sakurai et al (1998) Orexins and orexin receptors: a family of hypothalamic neuropeptides and G protein-coupled receptors that regulate feeding behaviour. Cell 92 573. PMID: 9491897.

Smart (1999) Orexins: a new family of neuropeptides. Br.J.Anaesth. 83 695. PMID: 10690128.

Kilduff and Peyron (2000) The hypocretin/orexin ligand-receptor system: implications for sleep and sleep disorders. TiNS 23 359. PMID: 10906799.

If you know of a relevant citation for this product please let us know.

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Keywords: Orexin A (human, rat, mouse), supplier, Endogenous, agonists, OX1, OX2, Orexin, Non-Selective, Receptors, OrexinA, (human, rat, mouse)

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