Predicted to enable mannosyltransferase activity. Involved in positive regulation of protein O-linked glycosylation. Predicted to be located in cytosol; nucleolus; and nucleoplasm. Human ortholog(s) of this gene implicated in lissencephaly and muscular dystrophy (multiple). Orthologous to human POMT2 (protein O-mannosyltransferase 2). [provided by Alliance of Genome Resources, Apr 2022]