Predicted to enable acetylglucosaminyltransferase activity. Predicted to be involved in protein O-linked glycosylation. Predicted to act upstream of or within glycoprotein biosynthetic process and negative regulation of epithelial cell proliferation. Predicted to be located in Golgi membrane. Orthologous to human A4GNT (alpha-1,4-N-acetylglucosaminyltransferase). [provided by Alliance of Genome Resources, Apr 2022]