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Literature summary for 2.4.1.90 extracted from

  • Ramakrishnan, B.; Moncrief, A.J.; Davis, T.A.; Holland, L.A.; Qasba, P.K.
    Investigations on beta1,4-galactosyltransferase I using 6-sulfo-GlcNAc as an acceptor sugar substrate (2013), Glycoconj. J., 30, 835-842.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
mutant enzyme C342T/M344H, hanging drop vapor diffusion method, using 100 mM MES-NaOH buffer pH 6.5, 1.8 M ammonium sulfate and 10% (v/v) 1, 4-dioxane Bos taurus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.09
-
4-methylumbelliferyl-6-sulfo-N-acetyl-beta-D-glucosaminide at 37°C, pH not specified in the publication Bos taurus
0.23
-
UDP-alpha-D-galactose at 37°C, pH not specified in the publication Bos taurus
1.7
-
6-sulfo-N-acetyl-beta-D-glucosamine at 37°C, pH not specified in the publication Bos taurus

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ required Bos taurus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UDP-alpha-D-galactose + N-acetyl-D-glucosamine Bos taurus
-
UDP + N-acetyllactosamine
-
?

Organism

Organism UniProt Comment Textmining
Bos taurus P08037
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDP-alpha-D-galactose + 4-methylumbelliferyl-6-sulfo-N-acetyl-beta-D-glucosaminide substrate with very low efficiency Bos taurus ?
-
?
UDP-alpha-D-galactose + 6-sulfo-N-acetyl-beta-D-glucosamine substrate with very low efficiency Bos taurus ?
-
?
UDP-alpha-D-galactose + N-acetyl-D-glucosamine
-
Bos taurus UDP + N-acetyllactosamine
-
?

Synonyms

Synonyms Comment Organism
beta1,4-galactosyltransferase I
-
Bos taurus
beta4GalT1
-
Bos taurus