Gastrin I (human)

Tetracosactide is a synthetic peptide, which corresponds to the first 24 amino acids of the naturally occurring hormone ACTH (adrenocorticotropic hormone). It stimulates the adrenal cortex to produce corticosteroids, mineralocorticoids, and, to a lesser extent, androgens.

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CAT#HB00095
Chemical Structure
ExplanationGastrin-1, human is the endogenous peptide produced in the stomach, and increases gastric acid secretion via cholecystokinin 2 (CCK2) receptor.
M.F/FormulaC97H124N20O31S
M.W/Mr.2098.2
SequenceOne Letter Code: {pGlu}-GPWLEEEEEAYGWMDF-NH2
Three Letter Code:{pGlu}-Gly-Pro-Trp-Leu-Glu-Glu-Glu-Glu-Glu-Ala-Tyr-Gly-Trp-Met-Asp-Phe-NH2
Biological ActivityEndogenous peptide produced in the stomach that acts as a selective CCK2 receptor agonist. Stimulates gastric acid secretion. Also used in the culture of stomach organoids.
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