2.4.1.90	additional information	the enzyme utilizes different glycoproteins and glycolipids as substrates, patients with rheumatoid arthritis have a higher content of an acidic isoform compared to healthy individuals, the isoform is not associated with inflammation per se but specifically with rheumatoid arthritis	
2.4.1.90	additional information	the enzyme is involved in regulation of carbohydrate composition of milk during lactation, endocrine enzyme regulation, overview	
2.4.1.90	additional information	the enzyme is part of the endoplasmic reticulum and Golgi glycosylation network, glycosyltransferase metabolism, overview	
2.4.1.90	additional information	the preexisting alpha-lactalbumin-binding site iss utilized during mammalian evolution to synthesize lactose in the mammary gland during lactation	
2.4.1.90	additional information	tumor beta-1,4-galactosyltransferase IV overexpression is closely associated with colorectal cancer metastasis and poor prognosis, relationships between tumor beta-1,4-GT-IV overexpression and clinicopathologic characteristics, overview	
2.4.1.90	additional information	beta1,4-galactosyltransferase II is one of the enzymes transferring galactose to the terminal N-acetylglucosamine of complex-type N-glycans. Beta1,4GalT II might serve as a target gene of p53 transcription factor during adriamycin-induced HeLa cell apoptosis, mechanisms of its expression regulation, overview	
2.4.1.90	additional information	the enzyme is one of the key molecules on the sperm surface, and is likely to be involved in binding to the egg coat, the zona pelludica, to mediate sperm-egg interaction	
2.4.1.90	UDP-alpha-D-galactose + N-acetyl-D-glucosamine	-	
2.4.1.90	UDP-galactose + (beta-1,4-galactan)n	enzyme elongates beta-1,4-galactan side chains of rhamnogalacturonan I components of the cell wall pectin	
2.4.1.90	UDP-galactose + N-acetyl-D-glucosamine	-	
2.4.1.90	UDP-galactose + N-acetyl-D-glucosamine	synthesis of Galbeta1,4GlcNAc groups in N-linked sugar chains of glycoproteins involved in many physiological functions, e.g. sperm-egg interactions, cell migration, and embryonic development, enzyme expression is highly increased during cycloheximide-induced cell apoptosis in liver carcinoma	
2.4.1.90	UDP-galactose + N-acetylglucosamine	-	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	-	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	the enzyme facilitates sperm binding to the oocyte zona pellucida	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	enzyme participates in the biosynthesis of the oligosaccharide structures of glycoproteins and glycolipids	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	the enzyme is involved in the biosynthesis of a variety of carbohydrate structures in glycoproteins and glycolipids	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	the enzyme may be involved in the synthesis of poly-N-acetyllactosamine, lacto-N-neotetraose and probably lacto-N-neotetraosylceramide in addition to the formation of the Galbeta1-4GlcNAc group of glycoprotein sugar chains and lactose	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	the soluble enzyme form from the luminal fluid of the epididymis is suggested to play a role on sperm maturation	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	enzyme functions in the coordinate biosynthesis of complex oligosaccharides, proposed to function in intercellular recognition and/or adhesion	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	the enzyme may be involved in the synthesis of plasma glycoproteins by the liver during secretion, and may possibly be required for secretion of these proteins	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	biosynthesis of carbohydrate moieties of glycoproteins and glycolipids, role in intercellular recognition and adhesion	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	main enzyme responsible for the transfer of galactose residues from UDPgalactose into terminal N-acetylglucosamine residues of complex-type oligosaccharides in newly synthesized glycoproteins in the Golgi apparatus. Deficiency of UDP-galactose:N-acetylglucosamine beta-1,4-galactosyltransferase I causes the congenital disorder of glycosylation type IId, a severe neurologic disease characterized by a hydrocephalus, myopathy and blood-clotting defects	
2.4.1.90	UDPgalactose + N-acetylglucosaminyl at the non-reducing ends of protein-bound oligosaccharides	biosynthesis of keratan sulfate-like polysaccharides