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Literature summary extracted from

  • Cummings, R.D.; Cebula, T.A.; Roth, S.
    Characterization of a galactosyltransferase in plasma membrane-enriched fractions from Balb/c 3T12 cells (1979), J. Biol. Chem., 254, 1233-1240.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.38 alpha-lactalbumin stimulates transfer of galactose from UDPgalactose to N-acetylgalactosamine Mus musculus
2.4.1.90 alpha-lactalbumin stimulates transfer of galactose from UDPgalactose to N-acetylgalactosamine Mus musculus

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.38 alpha-lactalbumin inhibits N-acetyllactosamine synthesis in plasma membrane fraction Mus musculus
2.4.1.90 alpha-lactalbumin inhibits N-acetyllactosamine synthesis in plasma membrane fraction Mus musculus

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.38 0.0127
-
 UDPgalactose
-
 Mus musculus
2.4.1.38 4.6
-
 N-acetylglucosamine
-
 Mus musculus
2.4.1.90 0.0127
-
 UDPgalactose
-
 Mus musculus
2.4.1.90 4.6
-
 N-acetylglucosamine
-
 Mus musculus

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.4.1.38 membrane plasma membrane enriched fraction Mus musculus 16020
-
2.4.1.90 membrane plasma membrane enriched fraction Mus musculus 16020
-

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.38 Mus musculus
-
-
-
2.4.1.90 Mus musculus
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.38 BALB/3T12-3 cell
-
 Mus musculus
-
2.4.1.90 BALB/3T12-3 cell
-
 Mus musculus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.38 UDPgalactose + glucose in presence of alpha-lactalbumin Mus musculus lactose + UDP
-
 ?
2.4.1.38 UDPgalactose + N-acetylglucosamine
-
 Mus musculus UDP + N-acetyllactosamine
-
 ?
2.4.1.90 UDPgalactose + glucose in presence of alpha-lactalbumin Mus musculus lactose + UDP
-
 ?
2.4.1.90 UDPgalactose + N-acetylglucosamine
-
 Mus musculus UDP + N-acetyllactosamine
-
 ?