Predicted to enable voltage-gated ion channel activity. Predicted to be involved in cellular response to gamma radiation; intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator; and negative regulation of cell death. Predicted to be located in nuclear outer membrane and sarcoplasmic reticulum membrane. Predicted to be integral component of membrane. Orthologous to human TMEM109 (transmembrane protein 109). [provided by Alliance of Genome Resources, Apr 2022]