alpha-1,3-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase B
GnT-Ivb
mannosyl (alpha-1,3-)-glycoprotein beta-1,4-N-acetylglucosaminyltransferase, isoenzyme B, "mannosyl (alpha-1,3-)-glycoprotein beta-1,4-N-acetylglucosaminyltransferase, isozyme B"