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EC 2.4.1.38 Details
EC number
2.4.1.38
Accepted name
β-N-acetylglucosaminylglycopeptide β-1,4-galactosyltransferase
Reaction
UDP-α-D-galactose + N-acetyl-β-D-glucosaminylglycopeptide = UDP + β-D-galactosyl-(1→4)-N-acetyl-β-D-glucosaminylglycopeptide
Other name(s)
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
Systematic name
UDP-α-D-galactose:N-acetyl-β-D-glucosaminylglycopeptide 4-β-galactosyltransferase
CAS registry number
37237-43-7
Comment
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).
History
created 1972, modified 1976, modified 1980, modified 1986
EC Tree
2.4.1.3 created 1961, deleted 1972
2.4.1.6 created 1961, deleted 1972
2.4.1.42 created 1972, deleted 1984
2.4.1.51 created 1972, deleted 1984
2.4.1.55 created 1972, deleted 1982
2.4.1.59 created 1972, deleted 1984
2.4.1.61 created 1972, deleted 1984
2.4.1.72 created 1972, deleted 1976
2.4.1.75 created 1976, deleted 2005
2.4.1.76 created 1976, deleted 1984
2.4.1.77 created 1976, deleted 1984
2.4.1.84 created 1976, deleted 1984
2.4.1.89 created 1976, deleted 1984
2.4.1.93 created 1976, deleted 2004
2.4.1.98 created 1980, deleted 1984
2.4.1.107 created 1983, deleted 1984
2.4.1.108 created 1983, deleted 1984
2.4.1.124 created 1984, deleted 2002
2.4.1.151 created 1984, deleted 2002
2.4.1.169 created 1989, deleted 2003
2.4.1.200 created 1992, deleted 2004
2.4.1.204 created 1992, deleted 2003
2.4.1.233 created 2004, deleted 2005