Immunogen sequence: CHGQVMWPPL SALQVKLAEP GQSCKQVCQE SQLICEPSFF QHLNKDKDML KYKVTCQSSE LAKDILVPSF DPKNKHCVFQ GDLLLFSCAG AHPRHQRVCP CRDFIKGQVA LCKDCL. Catalyzes the addition of N-acetylglucosamine in beta 1- 6 linkage to the alpha-linked mannose of bianten