Predicted to enable ubiquitin-protein transferase activity. Acts upstream of or within bone development. Predicted to be located in cytosol and intercellular bridge. Predicted to be active in chromatin and nucleoplasm. Is expressed in several structures, including axial skeleton; central nervous system; genitourinary system; and sensory organ. Orthologous to human TRIM45 (tripartite motif containing 45). [provided by Alliance of Genome Resources, Apr 2022]