Predicted to enable ATPase binding activity. Involved in brain development and positive regulation of intrinsic apoptotic signaling pathway. Located in mitochondrion. Biomarker of intermittent claudication and transient cerebral ischemia. Human ortholog(s) of this gene implicated in lung non-small cell carcinoma. Orthologous to human BBC3 (BCL2 binding component 3). [provided by Alliance of Genome Resources, Apr 2022]