Predicted to enable ubiquitin conjugating enzyme activity. Predicted to be involved in protein polyubiquitination. Predicted to be active in nucleus. Is expressed in dorsal root ganglion; heart ventricle; trigeminal ganglion; and ventral grey horn. Orthologous to human UBE2D4 (ubiquitin conjugating enzyme E2 D4 (putative)). [provided by Alliance of Genome Resources, Apr 2022]