EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
4.3.1.19 | 5 | - |
L-Ser | in presence of AMP | Escherichia coli | |
4.3.1.19 | 11 | - |
L-Thr | in presence of AMP | Escherichia coli | |
4.3.1.19 | 40 | - |
L-Ser | in absence of AMP | Escherichia coli | |
4.3.1.19 | 91 | - |
L-Thr | in absence of AMP | Escherichia coli |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
4.3.1.19 | 147000 | - |
sedimentation equilibrium ultracentrifugation | Escherichia coli |
4.3.1.19 | 184000 | - |
- |
Clostridium tetanomorphum |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
4.3.1.19 | Clostridium tetanomorphum | - |
- |
- |
4.3.1.19 | Escherichia coli | - |
- |
- |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
4.3.1.19 | L-Ser | - |
Escherichia coli | pyruvate + NH3 | - |
? | |
4.3.1.19 | L-threonine | - |
Escherichia coli | 2-oxobutanoate + NH3 | - |
? | |
4.3.1.19 | L-threonine | - |
Clostridium tetanomorphum | 2-oxobutanoate + NH3 | - |
? |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
4.3.1.19 | 7.4 | 9.2 | in presence of AMP | Escherichia coli |
4.3.1.19 | 9 | 9.8 | in absence of AMP | Escherichia coli |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
4.3.1.19 | ADP | activates | Clostridium tetanomorphum | |
4.3.1.19 | AMP | activates | Escherichia coli | |
4.3.1.19 | pyridoxal 5'-phosphate | contains 4 mol of pyridoxal 5'-phosphate per mol of enzyme | Escherichia coli | |
4.3.1.19 | pyridoxal 5'-phosphate | contains 4 mol of pyridoxal 5'-phosphate per mol of enzyme | Clostridium tetanomorphum | |
4.3.1.19 | pyridoxal 5'-phosphate | cofactor | Escherichia coli | |
4.3.1.19 | pyridoxal 5'-phosphate | cofactor | Clostridium tetanomorphum |