Enzyme

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     2. Transferases
        2.4 Glycosyltransferases
            2.4.1 Hexosyltransferases
ID:2.4.1.90
Description:N-acetyllactosamine synthase.
Alternative Name: UDP-galactose-N-acetylglucosamine beta-D-galactosyltransferase.
UDP-galactose--N-acetylglucosamine beta-D-galactosyltransferase.
NAL synthetase.
N-acetylglucosamine (beta-1,4)galactosyltransferase.
Acetyllactosamine synthetase.
Cath: 3.90.550.10;

3D structure

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References

External Links

UniProtKB Enzyme Link: UniProtKB 2.4.1.90
BRENDA Enzyme Link: BRENDA 2.4.1.90
KEGG Enzyme Link: KEGG2.4.1.90
BioCyc Enzyme Link: BioCyc 2.4.1.90
ExPASy Enzyme Link: ExPASy2.4.1.90
EC2PDB Enzyme Link: EC2PDB 2.4.1.90
ExplorEnz Enzyme Link: ExplorEnz 2.4.1.90
PRIAM enzyme-specific profiles Link: PRIAM 2.4.1.90
IntEnz Enzyme Link: IntEnz 2.4.1.90
MEDLINE Enzyme Link: MEDLINE 2.4.1.90
MSA:

2.4.1.90;

Phylogenetic Tree:

2.4.1.90;

Uniprot:
M-CSA:
RHEA:17745 N-acetyl-D-glucosamine + UDP-alpha-D-galactose = beta-D-galactosyl-(1->4)-N-acetyl-D-glucosamine + H(+) + UDP
RULE(radius=1) [*:1]-[O;H0;+0:2]-[CH;+0:3](-[*:4])-[*:5].[*:6]-[OH;+0:7]>>[*:4]-[CH;+0:3](-[*:5])-[O;H0;+0:7]-[*:6].[*:1]-[OH;+0:2]
Reaction
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References

TitleAuthorsDatePubMed ID
Cloning of a novel member of the UDP-galactose:beta-N-acetylglucosamine beta1,4-galactosyltransferase family, beta4Gal-T4, involved in glycosphingolipid biosynthesis.Schwientek T, Almeida R, Levery SB, Holmes EH, Bennett E, Clausen H1998 Nov 69792633
Isolation and characterization of UDP-galactose:N-acetylglucosamine 4 beta-galactosyltransferase activity induced in rat parotid glands treated with isoproterenol.Humphreys-Beher MG1984 May 106201486
Galactosyltransfer in mouse mastocytoma: purification and properties of N-acetyllactosamine synthetase.Helting T, Erbing B1973 Jan 124631039
Bovine galactosyl transferase. Substrate.managanese complexes and the role of manganese ions in the mechanism.Tsopanakis AD, Herries DG1978 Feb 1203458
Structure and catalytic cycle of beta-1,4-galactosyltransferase.Ramakrishnan B, Boeggeman E, Ramasamy V, Qasba PK2004 Oct15465321
The role of tryptophan 314 in the conformational changes of beta1,4-galactosyltransferase-I.Ramasamy V, Ramakrishnan B, Boeggeman E, Qasba PK2003 Aug 2912927542