Predicted to enable dolichyl-phosphate beta-glucosyltransferase activity. Acts upstream of or within determination of left/right symmetry. Predicted to be located in endoplasmic reticulum and membrane. Predicted to be integral component of membrane. 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]