Predicted to enable ubiquitin-protein transferase activity. Predicted to be involved in positive regulation of transcription, DNA-templated. Predicted to act upstream of or within bone development. Predicted to be located in cytosol and intercellular bridge. Predicted to be active in chromatin and nucleoplasm. Orthologous to human TRIM45 (tripartite motif containing 45). [provided by Alliance of Genome Resources, Apr 2022]