Predicted to enable alpha-1,6-mannosylglycoprotein 2-beta-N-acetylglucosaminyltransferase activity. Predicted to be involved in oligosaccharide biosynthetic process. Predicted to be located in Golgi stack and membrane. Is an ortholog of C. elegans gly-20. In C. elegans, gly-20 is involved in protein N-linked glycosylation.