Predicted to enable proton-transporting ATPase activity, rotational mechanism. Predicted to be involved in proton transmembrane transport. Predicted to be integral component of membrane. Predicted to be part of proton-transporting V-type ATPase, V0 domain. Orthologous to human ATP6V0E2 (ATPase H+ transporting V0 subunit e2). [provided by Alliance of Genome Resources, Apr 2022]