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Literature summary for 2.4.1.90 extracted from

  • Fraser, I.H.; Mookerjea, S.
    Purification of membrane-bound galactosyltransferase from rat liver microsomal fractions (1977), Biochem. J., 164, 541-547.
    View publication on PubMedView publication on EuropePMC

Activating Compound

Activating Compound Comment Organism Structure
alpha-lactalbumin stimulates transfer of galactose from UDPgalactose to N-acetylgalactosamine Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
EDTA
-
Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0108
-
UDPgalactose
-
Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
Rattus norvegicus 16020
-
microsome
-
Rattus norvegicus
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ required Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDPgalactose + glucose in presence of alpha-lactalbumin Rattus norvegicus lactose + UDP
-
?

Subunits

Subunits Comment Organism
? x * 65000-70000, SDS-PAGE Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5
-
-
Rattus norvegicus

pH Range

pH Minimum pH Maximum Comment Organism
5.5 8 less than 50% of maximal activity above and below Rattus norvegicus