Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 5.1.3.2 extracted from

  • Fukasawa, T.; Segawa, T.; Nogi, Y.
    Uridine diphosphate glucose-4-epimerase and galactose-1-phosphate uridylyltransferase from Saccharomyces cerevisiae (1982), Methods Enzymol., 89, 584-592.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
p-chloromercuribenzoate
-
Saccharomyces cerevisiae

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.22
-
UDPgalactose
-
Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
78000
-
2 * 78000, SDS-PAGE Saccharomyces cerevisiae
183000 187000 sucrose density gradient centrifugation, gel filtration Saccharomyces cerevisiae

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
31.8
-
-
Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDP-galactose
-
Saccharomyces cerevisiae UDP-glucose
-
?
UDP-galactose
-
Saccharomyces cerevisiae 106-3D UDP-glucose
-
?

Subunits

Subunits Comment Organism
dimer 2 * 78000, SDS-PAGE Saccharomyces cerevisiae

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
53% loss of activity within 20 min, partial protection by NAD+, up to a concentration of 7 mM Saccharomyces cerevisiae
37
-
85% loss of activity within 20 min, partial protection by NAD+, up to a concentration of 7 mM Saccharomyces cerevisiae

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
64.8
-
UDPgalactose
-
Saccharomyces cerevisiae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.3
-
-
Saccharomyces cerevisiae

pH Range

pH Minimum pH Maximum Comment Organism
6.7 8.1 6.7: 91% of maximal activity, 8.1: 88% of maximal activity Saccharomyces cerevisiae

Cofactor

Cofactor Comment Organism Structure
NAD+ each dimer contains one molecule of NAD+ tightly bound Saccharomyces cerevisiae