Predicted to enable fatty acid binding activity and phospholipase inhibitor activity. Involved in regulation of lipid transport. Part of high-density lipoprotein particle and very-low-density lipoprotein particle. Human ortholog(s) of this gene implicated in Alzheimer's disease and obesity. Orthologous to human APOC1 (apolipoprotein C1). [provided by Alliance of Genome Resources, Apr 2022]