Reaction catalyzed by glycoprotein 2-beta-D-xylosyltransferase (2.4.2.38)

		+			=			+
	UDP-D-xylose	+		GlcNAcbeta1-2Manalpha1-6(GlcNAcbeta1-2Manalpha1-3)Manbeta1-4GlcNAcbeta1-4GlcNAc	=		UDP	+		GlcNAcbeta1-2Manalpha1-6(GlcNAcbeta1-2Manalpha1-3)(Xylbeta1-2)Manbeta1-4GlcNAcbeta1-4GlcNAc