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Proteins and Peptides

Exendin-4 (9-39) amide

Product Sizes
Exendin-4 (9-39) amide
£235.00
GH-010
Academic Pricing
Please contact us for academic pricing.
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About this Product
SKU:
GH-010
Additional Names:
Exendin(9-39) amide, Avexitide, 9-39-Exendin 4 (Heloderma suspectum)
CAS Number:
133514-43-9
Extra Details:
Exendin-4 (9-39) amide is a potent and selective glucagon-like peptide-1 (GLP-1) receptor antagonist with a Kd of 1.7 nM at cloned human GLP-1 receptors. Exendin-4 (9-39) amide inhibits cAMP production and insulin release caused by GLP-1 (7-36) and exendin-4. Exendin-4  (9-39) amide also blocks the inhibitory effect of GLP-1 on food intake in rats.
Molecular Weight:
3369.8 Da
Purity:
>95% by HPLC
References:
<p>Raufman et al (1991) Exendin-3, a novel peptide from the Heloderma horridum venom, interacts with vasoactive intestinal peptide receptors and a newly described receptor on dispersed acini from guinea pig pancreas. J.Biol.Chem. <strong>266</strong> 2897 <a href="https://pubmed.ncbi.nlm.nih.gov/1704369/" target="_blank" rel="nofollow">PMID: 1704369</a></p><p>Goke et al (1993) Exendin-4 is a high potency agonist and truncated exendin-(9-39)-amide an antagonist at the glucagon-like peptide 1-(7-36)-amide receptor of Ins-Secr.g β-cells. J.Biol.Chem. <strong>268</strong> 19650 <a href="https://pubmed.ncbi.nlm.nih.gov/8396143/" target="_blank" rel="nofollow">PMID: 8396143</a></p><p>Calabria et al (2012) GLP-1 receptor antagonist exendin-(9-39) elevates fasting blood glucose levels in congenital hyperinsulinism owing to inactivating mutations in the ATP-sensitive K+ channel. Diabetes <strong>61</strong>(10) 2585 <a href="https://pubmed.ncbi.nlm.nih.gov/22855730/" target="_blank" rel="nofollow">doi:10.2337/db12-0166</a></p>
Sequence:
H-Asp-Leu-Ser-Lys-Gln-Met-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2
Shipping Conditions:
Ambient
Storage Conditions:
Store desiccated, frozen and in the dark
Size:
1 mg
Supplier:
Isca Biochemicals
Solubility:
Soluble in dilute acid and physiological buffers
Formula:
C149H234N40O47S