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Literature summary for 2.4.1.90 extracted from

  • Fraser, I.H.; Mookerjea, S.
    Studies on the purification and properties of UDP-galactose glycoprotein galactosyltransferase from rat liver and serum (1976), Biochem. J., 156, 347-355.
    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

General Stability

General Stability Organism
more than 50% loss of activity on freezing Rattus norvegicus

Inhibitors

Inhibitors Comment Organism Structure
EDTA
-
Rattus norvegicus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0125
-
UDPgalactose
-
Rattus norvegicus

Localization

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

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ required Rattus norvegicus
Mn2+ optimal concentration: 12.5 mM Rattus norvegicus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
43000
-
x * 43000, SDS-PAGE 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
-
serum
-
Rattus norvegicus
-

Storage Stability

Storage Stability Organism
4°C, more than 50% loss of activity after 1 week Rattus norvegicus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDPgalactose + degalactosylated fetuin
-
Rattus norvegicus UDP + fetuin containing beta-1,4-galactose linkages
-
?
UDPgalactose + glucose in presence of alpha-lactalbumin Rattus norvegicus lactose + UDP
-
?
UDPgalactose + N-acetylglucosamine
-
Rattus norvegicus UDP + N-acetyllactosamine
-
?

Subunits

Subunits Comment Organism
? x * 43000, SDS-PAGE Rattus norvegicus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.8
-
-
Rattus norvegicus