Inhibitors | Comment | Organism | Structure |
---|---|---|---|
ATP | inhibitory above 12 mM | Bifidobacterium longum |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.739 | - |
D-fructose | pH 6.5, 50°C | Bifidobacterium longum | |
0.756 | - |
ATP | - |
Bifidobacterium longum |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
32500 | - |
x * 32500, calculated, x * 35000, SDS-PAGE | Bifidobacterium longum |
35000 | - |
x * 32500, calculated, x * 35000, SDS-PAGE | Bifidobacterium longum |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Bifidobacterium longum | - |
induction by D-fructose, repression by D-glucose, expressed in Escherichia coli | - |
Purification (Comment) | Organism |
---|---|
recombinant protein | Bifidobacterium longum |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.84 | - |
substrate D-fructose, pH 6.5, 50°C | Bifidobacterium longum |
1.8 | - |
substrate ATP, pH 6.5, 50°C | Bifidobacterium longum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
ATP + D-fructose | highly specific for D-fructose | Bifidobacterium longum | ADP + D-fructose 6-phosphate | - |
? | |
CTP + D-fructose | 6% of activity with ATP | Bifidobacterium longum | CDP + D-fructose 6-phosphate | - |
? | |
GTP + D-fructose | 23% of activity with ATP | Bifidobacterium longum | GDP + D-fructose 6-phosphate | - |
? | |
ITP + D-fructose | 78% of activity with ATP | Bifidobacterium longum | IDP + D-fructose 6-phosphate | - |
? | |
TTP + D-fructose | 0.18% of activity with ATP | Bifidobacterium longum | TDP + D-fructose 6-phosphate | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 32500, calculated, x * 35000, SDS-PAGE | Bifidobacterium longum |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | - |
- |
Bifidobacterium longum |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
6 | 40 | gradual decrease of activtiy in this range | Bifidobacterium longum |
37 | 39 | 15 min, 70% residual activity | Bifidobacterium longum |
60 | - |
15 min, complete loss of activity | Bifidobacterium longum |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6 | - |
- |
Bifidobacterium longum |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
5 | 8 | marked decrease in activity below and above | Bifidobacterium longum |