PCSK9-IN-12 是一种杂芳基化合物。PCSK9-IN-12 对PCSK9 具有结合亲和力，Kd值<200 nM。PCSK9-IN-12 可用于胆固醇代谢的研究。

IRBP (1-20), human is the 1-20 fragment of interphotoreceptor retinoid binding protein (IRBP).This peptide is a 1 to 20 amino acid fragment of the interphotoreceptor retinoid binding protein (IRBP). IRBP is a 140-kDa glycolipoprotein residing in the interphotoreceptor matrix between the neural retina and the retinal pigment epithelium.

硫辛酸是一种桥接两个硫的辛酸，因此在某些命名方案中有时也称为戊酸。