Apolipoprotein B-100

In medicine and biochemistry, apolipoprotein B-100 is an apolipoprotein that is "a 513-kDa protein synthesized in the liver. It serves as the major structural protein of low-density lipoproteins (LDL lipoproteins; VLDL lipoproteins). It is the ligand for the LDL receptor that promotes cellular binding and internalization of LDL particles."