Predicted to enable calcium channel activity and endoribonuclease inhibitor activity. Predicted to be involved in cellular response to unfolded protein; negative regulation of apoptotic signaling pathway; and negative regulation of endoribonuclease activity. Predicted to be located in membrane. Predicted to be active in endoplasmic reticulum membrane. Orthologous to human TMBIM6 (transmembrane BAX inhibitor motif containing 6).