General Stability | Organism |
---|---|
stable to freezing and thawing, purified and crude | Galdieria sulphuraria |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | no inhibition by NADH, NAD+, sodium diphosphate | Galdieria sulphuraria |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.02 | - |
UDP-glucose | pH 8.5, 22°C | Galdieria sulphuraria | |
0.03 | - |
UDP-galactose | pH 7.5, 22°C | Galdieria sulphuraria | |
0.105 | - |
alpha-D-glucose 1-phosphate | pH 7.5, 22°C | Galdieria sulphuraria | |
0.4 | - |
alpha-D-galactose 1-phosphate | pH 8.5, 22°C | Galdieria sulphuraria |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
42000 | - |
2 * 42000, SDS-PAGE | Galdieria sulphuraria |
60000 | - |
gel filtration | Galdieria sulphuraria |
82000 | - |
sedimentation equilibrium centrifugation | Galdieria sulphuraria |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
UDP-glucose + alpha-D-galactose 1-phosphate | Galdieria sulphuraria | involved in conversion of galactose into alpha-D-glucose 1-phosphate, Leloir pathway | alpha-D-glucose 1-phosphate + UDP-galactose | - |
r |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Galdieria sulphuraria | - |
- |
- |
Purification (Comment) | Organism |
---|---|
about 1800fold to homogeneity | Galdieria sulphuraria |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
137 | - |
purified enzyme | Galdieria sulphuraria |
Storage Stability | Organism |
---|---|
-20°C, stable | Galdieria sulphuraria |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | no activity with UDP-xylose, ADP-glucose, and galactose 6-phosphate | Galdieria sulphuraria | ? | - |
? | |
UDP-glucose + alpha-D-galactose 1-phosphate | highly specific for the substrates | Galdieria sulphuraria | alpha-D-glucose 1-phosphate + UDP-galactose | - |
r | |
UDP-glucose + alpha-D-galactose 1-phosphate | involved in conversion of galactose into alpha-D-glucose 1-phosphate, Leloir pathway | Galdieria sulphuraria | alpha-D-glucose 1-phosphate + UDP-galactose | - |
r |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 42000, SDS-PAGE | Galdieria sulphuraria |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
22 | - |
assay at | Galdieria sulphuraria |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
additional information | - |
activation energy, temperature profile | Galdieria sulphuraria |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | - |
half-life: 60 min | Galdieria sulphuraria |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | 9 | broad | Galdieria sulphuraria |