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2.4.1.90: N-acetyllactosamine synthase

This is an abbreviated version!
For detailed information about N-acetyllactosamine synthase, go to the full flat file.

Word Map on EC 2.4.1.90

Reaction

UDP-alpha-D-galactose
+
N-acetyl-D-glucosamine
=
UDP
 +
N-acetyllactosamine

Synonyms

acetyllactosamine synthetase, B4GALT1, B4GALT3, B4GalT5, beta 1,4 galactosyltransferase I, beta 1,4-galactosyltransferase 1, beta 1,4GalT II, beta 1,4GTI, beta(1,4)-galactosyltransferase, beta(1,4)-GT, beta(1-4)galactosyltransferase, beta-1,4-galactosyltransferase, beta-1,4-galactosyltransferase 1, beta-1,4-galactosyltransferase III, beta-1,4-galactosyltransferase IV, beta-1,4-galactosyltransferase-1, beta-1,4-galactosyltransferase-I, beta-1,4-galactosyltransferase-V, beta-1,4-GalT, beta-1,4-GalT-I, beta-1,4-GalT-V, beta-1,4-GT-IV, beta-1,4-N-acetylgalactosaminyltransferase, beta-N-acetylglucosaminide beta1-4-galactosyltransferase, beta1,4-Gal-transferase T1, beta1,4-galactosyltransferase, beta1,4-galactosyltransferase I, beta1,4-galactosyltransferase II, beta1,4-galactosyltransferase V, beta1,4-galactosyltransferase-1, beta1,4-galactosyltransferase-7, beta1,4-galactosyltransferase-I, beta1,4-GT, beta1,4GalT II, beta1,4GalTV, beta1-4-galactosyltransferase, beta1-4GalT, beta4Gal-T, beta4Gal-T1, beta4Gal-T7, beta4GalT, beta4GalT1, betaGALT1, beta[1-4]GalT, EC 2.4.1.98, Gal-T, galactosyltransferase, uridine diphosphogalactose-acetylglucosamine, GalNAcT, GALT, GalT1, GalT7, GalTase, GalTase-I, GTase, Hp1-4GalT, lactosamine synthase, lactosamine synthetase, lactose synthetase A protein, lactosylceramide synthase, More, N-acetyllactosamine synthetase, NAL synthetase, NmLgtB, UDP-beta-1,4-galactosyltransferase, UDP-Gal:betaGlcNAc beta-1,4-galactosyltransferase, polypeptide 5, UDP-Gal:N-acetylglucosamine beta1-4-galactosyltransferase, UDP-galactose N-acetylglucosamine beta-4-galactosyltransferase, UDP-galactose-acetylglucosamine galactosyltransferase, UDP-galactose-N-acetylglucosamine beta-1,4-galactosyltransferase, UDP-galactose-N-acetylglucosamine galactosyltransferase, UDP-galactose/N-acetylglucosamine beta1,4 galactosyltransferase, UDP-galactose: N-acetylglucosamine beta 1-4 galactosyltransferase, UDP-galactose:N-acetylglucosaminide beta1-4-galactosyltransferase, UDPgalactose-N-acetylglucosamine beta-D-galactosyltransferase, UDPgalactose:N-acetylglucosaminyl(beta1-4)galactosyltransferase, uridine diphosphogalactose-acetylglucosamine galactosyltransferase

ECTree

     2 Transferases
         2.4 Glycosyltransferases
             2.4.1 Hexosyltransferases
                2.4.1.90 N-acetyllactosamine synthase

KM Value

KM Value on EC 2.4.1.90 - N-acetyllactosamine synthase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.00008 - 0.0003
1-(2-naphthyl) 2-acetamido-2-deoxy-beta-D-glucopyranoside
0.02
2-aminobenzaminated 1,4-linked beta-D-galactoheptaose
-
pH 6.5, 25°C
0.09
4-methylumbelliferyl-6-sulfo-N-acetyl-beta-D-glucosaminide
at 37°C, pH not specified in the publication
1.7
6-sulfo-N-acetyl-beta-D-glucosamine
at 37°C, pH not specified in the publication
0.17
agalacto-poly-N-acetyllactosamine
-
-
-
2.8
agalactokeratan
-
-
-
0.2
alpha1-Acid glycoprotein
-
-
-
0.056 - 0.064
asialo-agalacto-transferrin
-
0.0608
asialogalactofetuin
-
-
-
1 - 21
D-glucose
0.029
fetuin
-
-
-
6.28
galactosyl-beta-1,4-N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,6-(N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,3-)mannosyl-beta-1,4-N-acetylglucosaminyl-beta-1,4-(fucosyl-alpha-1,6-)N-acetylglucosaminyl-asparagine
-
-
0.25
glycopeptide from porcine immunoglobulin G
-
-
-
0.02
immunoglobulin G heavy chain
-
-
-
0.83
lacto-N-triaosylceramide
-
-
0.19
lacto-N-triose II
-
-
850
N-acetyl-D-galactosamine
-
-
0.0004 - 0.0015
N-acetyl-D-glucosamine
0.0039 - 40
N-acetylglucosamine
0.43
N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,6-(galactosyl-beta-1,4-N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,3-)mannosyl-beta-1,4-N-acetylglucosaminyl-beta-1,4-(fucosyl-alpha-1,6-)N-acetylglucosaminyl-asparagine
-
-
0.13
N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,6-(N-acetylglucosaminyl-beta-1,2-mannosyl-alpha-1,3-)mannosyl-beta-1,4-N-acetylglucosaminyl-beta-1,4-(fucosyl-alpha-1,6-)N-acetylglucosaminyl-asparagine
-
-
3.4
N-acetylglucosaminyl-beta-1,3-(galactosyl-beta-1,4-N-acetylglucosaminyl-beta-1,6-)galactose
-
-
1.5
N-acetylglucosaminyl-beta-1,6-galactose
-
N-acetylglucosaminyl-beta-1,3-(N-acetylglucosaminyl-beta-1,6-)galactose
0.054 - 0.27
ovalbumin
-
0.66
p-nitrophenyl 2-acetamido-2-deoxy-beta-glucoside
-
-
0.0455 - 0.23
UDP-alpha-D-galactose
0.032
UDP-galactose
-
pH 6.5, 25°C
0.0108 - 0.25
UDPgalactose
additional information
additional information
-