Involved in adherens junction maintenance; intestinal epithelial structure maintenance; and positive regulation of protein ubiquitination. Predicted to be located in cytoplasm and nucleus. Is expressed in alimentary system; metanephros; olfactory epithelium; and respiratory system. Human ortholog(s) of this gene implicated in inflammatory bowel disease 29. Orthologous to human INAVA (innate immunity activator). [provided by Alliance of Genome Resources, Apr 2022]