Predicted to enable dolichyl-phosphate beta-glucosyltransferase activity. Predicted to be involved in protein N-linked glycosylation. Predicted to act upstream of or within determination of left/right symmetry. Predicted to be active in endoplasmic reticulum membrane. Orthologous to human ALG5 (ALG5 dolichyl-phosphate beta-glucosyltransferase). [provided by Alliance of Genome Resources, Apr 2022]