Predicted to enable NAD+ nucleosidase activity and interleukin-1, type II, blocking receptor activity. Predicted to be involved in regulation of presynapse assembly. Predicted to be integral component of membrane. Predicted to be active in glutamatergic synapse. Orthologous to human IL1RAPL2 (interleukin 1 receptor accessory protein like 2). [provided by Alliance of Genome Resources, Apr 2022]