2.4.1.79: globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase This is an abbreviated version! For detailed information about globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase, go to the full flat file .
Reaction
UDP-N-acetyl-alpha-D-galactosamine +
alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide =
UDP +
N-acetyl-beta-D-galactosaminyl-(1->3)-alpha-D-galactosyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide
Synonyms acetylgalactosaminyltransferase, uridine diphosphoacetylgalactosamine-galactosylgalactosylglucosylceramide, acetylgalactosaminyltransferase, uridine diphosphoacetylgalactosamine-glycosphingolipid, beta(1->3) N-acetylgalactosaminyltransferase, beta1,3GalNAc-T, EC 2.4.1.154, galactosylgalactosylglucosylceramide beta-D-acetylgalactosaminyltransferase, GalNAc transferase, globoside N-acetylgalactosaminyltransferase, globoside synthetase, glycosphingolipid beta-N-acetylgalactosaminyltransferase, UDP-N-acetylgalactosamine:globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase, UDP-N-acetylgalactosamine:globotriaosylceramide beta-3-N-acetylgalactosaminyltransferase
ECTree
Inhibitors
Inhibitors on EC 2.4.1.79 - globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase
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4-hydroxymercuribenzoate
-
0.5 mM, complete inhibition
Globotetraosylceramide
-
-
GSH
-
2 mM, 17% inhibition
II3-alpha-N-Acetylneuraminyl-lactosylceramide
-
-
iodoacetamide
-
1 mM, 65% inhibition
iodoacetic acid
-
1 mM, 91% inhibition
NaN3
-
2 mM, 38% inhibition
NEM
-
1 mM, 67% inhibition
UDP
-
competitive to UDP-N-acetylgalactosamine, non-competitive to globotriaosylceramide
additional information
-
no effect: lactosylceramide
-
EDTA
-
-
EDTA
-
25 mM, 99% inhibition