Predicted to enable interleukin-18 binding activity. Predicted to be involved in T-helper 1 type immune response. Predicted to be located in extracellular region. Predicted to be active in extracellular space. Is expressed in gut; liver; and male reproductive gland or organ. Human ortholog(s) of this gene implicated in allergic contact dermatitis and myocardial infarction. Orthologous to human IL18BP (interleukin 18 binding protein). [provided by Alliance of Genome Resources, Apr 2022]