Automated description from the Alliance of Genome Resources (Release 3.2)
Predicted to have several functions, including cation binding activity; cholesterol binding activity; and cholesterol transfer activity. Involved in innate immune response in mucosa; regulation of intestinal cholesterol absorption; and response to stilbenoid. Localizes to extracellular space. Predicted to colocalize with cell surface. Is expressed in embryo and liver. Human ortholog(s) of this gene implicated in Alzheimer's disease; colitis; myocardial infarction; and ulcerative colitis. Orthologous to human APOA4 (apolipoprotein A4).