Predicted to enable calcium channel activity and ribosome binding activity. Involved in calcium ion transmembrane transport and endoplasmic reticulum calcium ion homeostasis. Predicted to be integral component of endoplasmic reticulum membrane. Predicted to be active in endoplasmic reticulum. Is expressed in clavicle; mandible; maxilla; and rib. Orthologous to human TMCO1 (transmembrane and coiled-coil domains 1). [provided by Alliance of Genome Resources, Apr 2022]