![Beta Amyloid [Glu11] (1-40), human (CAS 131438-79-4) - Echelon Biosciences](https://www.echelon-inc.com/wp-content/uploads/2019/11/641-10.png "641-10")
Molecular Weight: 4327.18
Salt Form: TFA
Purity: >95%
Sequence (3-letter): Asp-Ala-Glu-Phe-Arg-His-Asp-Ser-Gly-Tyr-Glu-Val-His-His-Gln-Lys-Leu-Val-Phe-Phe-Ala-Glu-Asp-Val-Gly-Ser-Asn-Lys-Gly-Ala-Ile-Ile-Gly-Leu-Met-Val-Gly-Gly-Val-Val-OH
Sequence (1-letter): DAEFRHDSGYEVHHQKLVFFAEDVGSNKGAIIGLMVGGVV-OH
Storage: -20 °C or below
Hexafluoroisopropanol (HFIP) treatment of Beta Amyloid (1-40) (Cat# 641-10) removes preexisting structures (b-sheets, aggregation, …) in the lyophilized peptide and is important for controlled aggregation studies. The peptide appears as a clear film in the vial.