Predicted to enable alpha-1,2-mannosyltransferase activity. Predicted to be involved in protein N-linked glycosylation. Predicted to be located in endoplasmic reticulum and membrane. Predicted to be integral component of membrane. Predicted to be active in endoplasmic reticulum membrane. Human ortholog(s) of this gene implicated in congenital disorder of glycosylation Il. Orthologous to human ALG9 (ALG9 alpha-1,2-mannosyltransferase). [provided by Alliance of Genome Resources, Apr 2022]