Predicted to enable identical protein binding activity and protein-arginine deiminase activity. Predicted to be involved in histone citrullination. Predicted to be active in cytoplasm and nucleus. Is expressed in blastocyst; early embryo; ganglia; oocyte; and vibrissa. Orthologous to human PADI3 (peptidyl arginine deiminase 3). [provided by Alliance of Genome Resources, Apr 2022]