Enables ubiquitin-protein transferase activity. Involved in sensory perception of sound. Predicted to be located in cytosol; nucleolus; and nucleoplasm. Predicted to be part of ubiquitin ligase complex. Is expressed in several structures, including alimentary system; brain; genitourinary system; hemolymphoid system; and respiratory system. Used to study otitis media. Orthologous to human FBXO11 (F-box protein 11). [provided by Alliance of Genome Resources, Apr 2022]