Predicted to enable ubiquitin-protein transferase activity. Predicted to be involved in protein ubiquitination and ubiquitin-dependent ERAD pathway. Predicted to be located in endoplasmic reticulum membrane. Predicted to be integral component of membrane. Predicted to be active in endoplasmic reticulum. Used to study mental depression. Orthologous to human RNF103 (ring finger protein 103). [provided by Alliance of Genome Resources, Apr 2022]