(Arg17)-Amyloid β-Protein (1-42)是Amyloid β-Protein (1-42)的L17R变种，它显示出了减弱的聚集性质。

序列(三字母)：H-Asp-Ala-Glu-Phe-Arg-His-Asp-Ser-Gly-Tyr-Glu-Val-His-His-Gln-Lys-Arg-Val-Phe-Phe-Ala-Glu-Asp-Val-Gly-Ser-Asn-Lys-Gly-Ala-Ile-Ile-Gly-Leu-Met-Val-Gly-Gly-Val-Val-Ile-Ala-OH
序列(单字母)：DAEFRHDSGYEVHHQKRVFFAEDVGSNKGAIIGLMVGGVVIA
分子式:C203H312N58O60S
分子量:4557.13
CAS#:1802085-97-7
合成方法：Synthetic
存储条件：-20 °C，避光，干燥
应用：Alzheimers Disease