Predicted to enable ubiquitin protein ligase activity. Predicted to be involved in several processes, including negative regulation of signal transduction; positive regulation of dendrite extension; and protein autoubiquitination. Predicted to be located in cell body. Predicted to be active in early endosome; nucleus; and plasma membrane. Is expressed in future spinal cord. Orthologous to human RNF157 (ring finger protein 157). [provided by Alliance of Genome Resources, Apr 2022]