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Literature summary for 2.4.1.135 extracted from

  • Helting, T.
    Biosynthesis of heparin. Solubilization and partial purification of uridine diphosphate glucuronic acid: acceptor glucuronosyltransferase from mouse mastocytoma (1972), J. Biol. Chem., 247, 4327-4332.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.00025
-
UDPglucuronate
-
Mus musculus
0.0091
-
3-beta-galactosyl-galactose
-
Mus musculus

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane bound Mus musculus 16020
-
microsome
-
Mus musculus
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mn2+ required Mus musculus
Mn2+ 20 mM Mus musculus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UDPglucuronate + 3-beta-D-galactosyl-4-beta-D-galactosyl-O-beta-D-xylosylprotein Mus musculus involved in the biosynthesis of the heparin-polypeptide linkage region ?
-
?

Organism

Organism UniProt Comment Textmining
Mus musculus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Mus musculus

Source Tissue

Source Tissue Comment Organism Textmining
mastocytoma cell
-
Mus musculus
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Mus musculus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information galactosyl-beta-1,4-xylose, galactosyl-beta-1,4-glucose is a less effective acceptor substrate Mus musculus ?
-
?
additional information galactosyl-beta-1,6-galactose is a less effective acceptor substrate Mus musculus ?
-
?
UDPglucuronate + 3-beta-D-galactosyl-4-beta-D-galactosyl-O-beta-D-xylosylprotein involved in the biosynthesis of the heparin-polypeptide linkage region Mus musculus ?
-
?
UDPglucuronate + 3-beta-D-galactosyl-D-galactose
-
Mus musculus UDP + 3-beta-D-glucuronosyl-3-beta-D-galactosyl-D-galactose
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Mus musculus

pH Range

pH Minimum pH Maximum Comment Organism
6.5 8.5 about 50% of maximal activity at pH 6.5 and pH 8.5 Mus musculus