Acts upstream of or within I-kappaB kinase/NF-kappaB signaling. Predicted to be active in cytoplasm. Is expressed in several structures, including brain ventricular layer; cerebral cortex subventricular zone; gut; liver; and trigeminal ganglion. Orthologous to human TIFA (TRAF interacting protein with forkhead associated domain). [provided by Alliance of Genome Resources, Apr 2022]