Predicted to enable cytokine activity. Involved in several processes, including cellular response to vitamin D; positive regulation of tyrosine phosphorylation of STAT protein; and skeletal muscle atrophy. Located in cell surface and extracellular space. Used to study pancreatitis. Biomarker of listeriosis and periodontal disease. Human ortholog(s) of this gene implicated in aspergillosis; asthma; pleurisy; and type 1 diabetes mellitus. Orthologous to human IL15 (interleukin 15). [provided by Alliance of Genome Resources, Apr 2022]