Predicted to enable aminophospholipid flippase activity. Predicted to be involved in aminophospholipid transport; phospholipid translocation; and positive regulation of protein exit from endoplasmic reticulum. Predicted to be integral component of membrane. Predicted to be active in Golgi apparatus; endoplasmic reticulum; and plasma membrane. Orthologous to human TMEM30B (transmembrane protein 30B). [provided by Alliance of Genome Resources, Apr 2022]