Predicted to enable alpha-1,3-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity and manganese ion binding activity. Predicted to be involved in protein N-linked glycosylation via asparagine. Predicted to act upstream of or within UDP-N-acetylglucosamine catabolic process and in utero embryonic development. Predicted to be located in Golgi membrane. Predicted to be active in Golgi apparatus. Orthologous to human MGAT1 (alpha-1,3-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase). [provided by Alliance of Genome Resources, Apr 2022]