Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables high-density lipoprotein particle binding activity. Acts upstream of or within several processes, including cholesterol homeostasis; cholesterol metabolic process; and regulation of intestinal cholesterol absorption. Located in extracellular space. Is expressed in alimentary system; embryo; liver; liver lobe; and lung. Orthologous to human APOA2 (apolipoprotein A2).