This peptide, generated from the BH3 domain of Bak (Flu-BakBH3), has been shown to have high-affinity binding to a surface pocket of the Bcl-XL protein that is required for its death antagonist function.

S-38093 是 H3 受体的脑渗透拮抗剂（Ki：8.8/1.44/1.2 μM，对于大鼠/小鼠/人）。

SP-13786 是成纤维细胞激活蛋白 (FAP) 的抑制剂（IC50：3.2 nM）；还抑制脯氨酰寡肽酶 (PREP) (IC50: 1.8 μM)。