β-N-acetylglucosaminylglycopeptide β-1,4-galactosyltransferase

Names

[ CAS No. ]:
37237-43-7

[ Name ]:
β-N-acetylglucosaminylglycopeptide β-1,4-galactosyltransferase

[Synonym ]:
EC 2.4.1.38
UDP-galactose-glycoprotein galactosyltransferase
glycoprotein 4-β-galactosyl-transferase
β-N-acetyl-β1-4-galactosyltransferase
thyroid glycoprotein β-galactosyltransferase
glycoprotein β-galactosyltransferase
thyroid galactosyltransferase
uridine diphosphogalactose-glycoprotein galactosyltransferase
β-N-acetylglucosaminyl-glycopeptide β-1,4-galactosyltransferase
GalT
UDP-galactose:N-acetyl-β-D-glucosaminylglycopeptide β-1,4-galactosyltransferase
UDP-galactose:N-acetyl-β-D-glucosaminylglycopeptide 4-β-galactosyltransferase

Biological Activity

[Description]:

Terminal N-acetyl-β-D-glucosaminyl residues in polysaccharides, glycoproteins and glycopeptides can act as acceptor. High activity is shown towards such residues in branched-chain polysaccharides when these are linked by β-1,6-links to galactose residues; lower activity towards residues linked to galactose by β-1,3-links. A component of EC 2.4.1.22 (lactose synthase). Reaction: UDP-α-D-galactose + N-acetyl-β-D-glucosaminylglycopeptide = UDP + β-D-galactosyl-(1→4)-N-acetyl-β-D-glucosaminylglycopeptide

Chemical & Physical Properties

No Any Chemical & Physical Properties