Application | Comment | Organism |
---|---|---|
synthesis | under optimal conditions, recombinant Escherichia coli cells expressing AraA can convert 150 g/l and 250 g/l D-galactose to D-tagatose with conversion rates of 32% (32 h) and 27% (48 h) | Weizmannia coagulans |
Cloned (Comment) | Organism |
---|---|
expression in Escherichia coli | Weizmannia coagulans |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
EDTA | 60% loss of activity | Weizmannia coagulans |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
269.8 | - |
L-arabinose | pH 7.5, 60°C | Weizmannia coagulans | |
355.1 | - |
D-galactose | pH 7.5, 60°C | Weizmannia coagulans |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Co2+ | 0.5 mM, 190% of the activity of EDTA-treated enzyme | Weizmannia coagulans | |
Mn2+ | 0.5 mM, 270% of the activity of EDTA-treated enzyme | Weizmannia coagulans |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Weizmannia coagulans | A0A191W0D9 | - |
- |
Weizmannia coagulans NL01 | A0A191W0D9 | - |
- |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
1.1 | - |
substrate D-galactose, pH 7.5, 60°C | Weizmannia coagulans |
8 | - |
substrate L-arabinose, pH 7.5, 60°C | Weizmannia coagulans |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
D-galactose | - |
Weizmannia coagulans | D-tagatose | - |
? | |
D-galactose | - |
Weizmannia coagulans NL01 | D-tagatose | - |
? | |
L-arabinose | - |
Weizmannia coagulans | L-ribulose | - |
? | |
L-arabinose | - |
Weizmannia coagulans NL01 | L-ribulose | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 55000, SDS-PAGE, x * 53500, calculated from sequence | Weizmannia coagulans |
Synonyms | Comment | Organism |
---|---|---|
AraA | - |
Weizmannia coagulans |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
60 | - |
- |
Weizmannia coagulans |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | 70 | more than 85% of maximum activity | Weizmannia coagulans |
80 | - |
above 60% of maximum activity | Weizmannia coagulans |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.5 | - |
- |
Weizmannia coagulans |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
8 | 9 | more than 90% of maximum activity | Weizmannia coagulans |
kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.017 | - |
D-galactose | pH 7.5, 60°C | Weizmannia coagulans | |
0.145 | - |
L-arabinose | pH 7.5, 60°C | Weizmannia coagulans |