Immunogen sequence: LYKIDPSTLQ MWANILKRVP NSVLWLLRFP AVGEPNIQQY AQNMGLPQNR IIFSPVAPKE EHVRRGQLAD VCLDTPLCNG HTTGMDVLWA. This gene encodes a glycosyltransferase that catalyzes the addition of a single N-acetylglucosamine in O-glycosidic linkage to serine