Predicted to enable ABC-type xenobiotic transporter activity; phosphatidylcholine flippase activity; and phosphatidylcholine transfer activity. Involved in response to glucocorticoid. Located in alveolar lamellar body membrane. Human ortholog(s) of this gene implicated in pulmonary alveolar proteinosis. Orthologous to human ABCA3 (ATP binding cassette subfamily A member 3). [provided by Alliance of Genome Resources, Apr 2022]