EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
2.7.4.1 | (NH4)2SO4 | - |
Escherichia coli |
EC Number | General Stability | Organism |
---|---|---|
2.7.4.1 | stable to repeated freeze-thawing cycles | Escherichia coli |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.4.1 | ADP | 0.08 mM, complete inhibition | Escherichia coli | |
2.7.4.1 | diphosphate | weak inhibition | Escherichia coli | |
2.7.4.1 | F- | 5 mM, complete inhibition | Escherichia coli | |
2.7.4.1 | additional information | not inhibited by 2,4-dinitrophenol or potassium arsenate | Escherichia coli |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.4.1 | 1.4 | - |
ATP | - |
Escherichia coli |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.7.4.1 | Mg2+ | required for activity | Escherichia coli |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.4.1 | Escherichia coli | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
2.7.4.1 | streptomycin sulfate, ammonium sulfate | Escherichia coli |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 1.07 | - |
- |
Escherichia coli |
EC Number | Storage Stability | Organism |
---|---|---|
2.7.4.1 | -13°C, at least 6 weeks | Escherichia coli |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.4.1 | ATP + (phosphate)n | incorporates gamma-phosphate of ATP into long-chain polyphosphate molecules | Escherichia coli | ADP + (phosphate)n+1 | - |
? |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 37 | - |
assay at | Escherichia coli |
EC Number | Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 55 | - |
5 min, 27% loss of activity | Escherichia coli |
2.7.4.1 | 60 | - |
5 min, 93% loss of activity | Escherichia coli |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 7.2 | - |
phosphate buffer less effective than Tris-HCl buffer | Escherichia coli |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 6.2 | 8.2 | approx. 45% of maximal activity at pH 6.2, approx. 75% of maximal activity at pH 8.2 | Escherichia coli |
EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|---|
2.7.4.1 | 4 | - |
10 min, acetate buffer treatment, 90% loss of activity at 0°C | Escherichia coli |
2.7.4.1 | 5 | - |
10 min, acetate buffer treatment, 70% loss of activity at 0°C | Escherichia coli |