Predicted to be involved in several processes, including intracellular pH reduction; positive regulation of canonical Wnt signaling pathway; and proton-transporting V-type ATPase complex assembly. Predicted to be located in bounding membrane of organelle; intercellular bridge; and mitotic spindle. Orthologous to human TMEM9 (transmembrane protein 9). [provided by Alliance of Genome Resources, Apr 2022]