Gastrin Tetrapeptide (Cholecystokinin tetrapeptide, tetragastrin, CCK-4) is the C-terminal tetrapeptide of gastrin, can stimulate gastric secretion, also is a cholecystokinin (CCK)-4 receptor agonist, with the effect of gastric mucosal protection.

Amino-acid Sequence

CAS No. 1947-37-1

Purity & Quality Control

Batch: P113501 DMSO] 100 mg/mL] false] Water] Insoluble] false] Ethanol] Insoluble] false Purity: 99.72%

99.72

Chemical Information & Solubility

Storage (From the date of receipt)	3 years-20°C powder	Storage of Stock Solutions Aliquot the stock solutions to avoid repeated freeze-thaw cycles	1 year-80°Cin solvent
			1 month-20°Cin solvent

In vitro
Batch:

DMSO : 100 mg/mL ( (167.58 mM)； Moisture-absorbing DMSO reduces solubility. Please use fresh DMSO.)

Water : Insoluble

Ethanol : Insoluble

Molecular Weight Calculator

In vivo
Batch:

Add solvents to the product individually and in order.

In vivo Formulation Calculator

Biological Activity

Description

Gastrin Tetrapeptide (Cholecystokinin tetrapeptide, tetragastrin, CCK-4) is the C-terminal tetrapeptide of gastrin, can stimulate gastric secretion, also is a cholecystokinin (CCK)-4 receptor agonist, with the effect of gastric mucosal protection.

Targets

CCK-4

References
[1] Lara N, et al. Neuropsychopharmacology. 2003 Oct;28(10):1840-5. [2] Komuro Y, et al. Gastroenterol Jpn. 1992 Oct;27(5):597-603.

References

Product Information

Molecular Formula:	C₂₉H₃₆N₆O₆S
Molecular Weight:	596.7
CAS No.:	1947-37-1
Appearance:	White Powder
Peptide Content (by %N):	≥80%
Single Impurity (by HPLC):	≤1.0%
Assay (By Anhydrous, Acetic Acid-free):	95.0~105.0%
MS:	Consistent
Packing:	plastic vial(dedicated for peptide packing) or glass vial, quantity according to customer's detail requirement.
Storage (From the date of receipt):	3 years-20°C powder
Shipping:	Room temperature shipping(Stability testing shows this product can be shipped without any cooling measures.)