Uridine diphospho-N-acetylglucosamine:polypeptide beta-N-acetylglucosaminyltransferase

Uridine diphospho-N-acetylglucosamine:polypeptide beta-N-acetylglucosaminyltransferase may refer to:
 * Protein O-GlcNAc transferase, an enzyme
 * Protein N-acetylglucosaminyltransferase, an enzyme