编号:121982
CAS号:121341-77-3
三字母:H2N-Asn-Phe-Leu-Val-His-Ser-Ser-OH
描 述:IAPP形成的淀粉样蛋白沉积物可能在II型糖尿病的发病机理中发挥重要作用。
编号:200169
CAS号:330936-69-1
三字母:H2N-Met-Ala-Pro-Arg-Gly-Phe-Ser-Cys-Leu-Leu-Leu-Leu-Thr-Ser-Glu-Ile-Asp-Leu-Pro-Val-Lys-Arg-Arg-Ala-OH
描 述:Humanin (HN) 是一种多肽,可抑制由几种家族性阿尔茨海默病基因和淀粉样蛋白 β 蛋白 (1-43)(人类)诱导的神经元细胞死亡。已经表明,在表达家族性阿尔茨海默病基因 K595N/M596L-APP 的 F11 细胞中,β-淀粉样蛋白 (1-40) 和淀粉样蛋白 β-蛋白 (1-42) 的分泌不受humanin 的影响。已经提出了对由 K595N/M596L-APP 直接触发和由淀粉样蛋白 β-蛋白引起的神经元细胞死亡的抑制作用。
编号:125752
CAS号:1816939-33-9
三字母:H2N-Asp-Ala-Glu-Phe-Arg-His-Asp-Ser-Gly-Tyr-Glu-Val-Arg-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
描 述:H13R, a mutation in the metal-binding region of Abeta reduces its copper-mediated toxicity. The native rodent sequence containing an arginine at this position is more tolerant to metals than the human amyloid peptide.
编号:118395
CAS号:178949-81-0
三字母:H2N-Gly-Leu-Met-Val-Gly-Gly-Val-Val-Ile-Ala-OH
描 述:GLMVGGVVIA,β-淀粉样蛋白的部分序列,用于产生针对 Aβ 1-42 的抗体。李等人。研究了该片段和其他 Aβ 1-42 C 末端片段的聚集行为。
编号:166147
CAS号:1875128-79-2
三字母:H2N-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-Asp-Gly-Val-Val-Ile-Ala-OH
描 述:G37D突变体既未显示WT Abeta42的聚集行为,也未显示其神经毒性。
编号:183516
CAS号:311818-43-6
三字母:H2N-Phe-Ala-Glu-Asp-Val-Gly-Ser-Asn-Lys-Gly-OH
描 述:FAEDVGSNKG。
编号:139687
CAS号:1802078-29-0
三字母:H2N-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-NH2
描 述:Exendin-3 是胰高血糖素超家族的成员,最初是从蜥蜴 Heloderma horridum 的毒液中分离出来的。在低浓度下,39 个氨基酸的肽与假定的毒蜥外泌肽受体相互作用,导致胰腺腺泡 cAMP 增加,而在较高浓度下,它与 VIP 受体相互作用以刺激细胞 cAMP 和淀粉酶释放的增加。
编号:139439
CAS号:208266-35-7
三字母:H2N-Cys-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
描 述:Cys-Aβ1-40 can be easily and selectively modified, labeled, coupled to carriers e.g. by maleimide chemistry without affecting the sequences involved in fibril formation. The free mercapto moiety of the peptide adheres to gold surfaces.
编号:181110
CAS号:156790-69-1
三字母:H2N-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
描 述:Cleavage of APP by alpha- and gamma-secretase (i.e. the non-amyloidogenic pathway) yields p3 peptide, a mix of Aβ 17-40 and Aβ 17-42. p3 is a major constituent of diffuse plaques observed in AD brains and pre-amyloid plaques in people affected b
编号:191688
CAS号:1678415-32-1
三字母:H2N-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-Cys-Asn-Lys-Gly-Ala-Ile-Ile-Gly-Leu-Met-Val-Gly-Gly-Val-Val-OH
描 述:Aβ40S26C已用于产生共价连接的Aβ40同型二聚体。 通过用硫醇(如β-巯基乙醇)还原可溶性二聚体,可以轻松地还原二聚。