Crystallization (Comment) | Organism |
---|---|
crystal structures of the wild-type enzyme complexed to its two natural substrates anthranilate and 5-phosphoribosyl-1-pyrophosphate/Mg2+ | Saccharolobus solfataricus |
Protein Variants | Comment | Organism |
---|---|---|
D223N | kcat is 5.5fold higher than wild-type value at 2 mM Mg2+ | Saccharolobus solfataricus |
E224Q | kcat is 5fold higher than wild-type value at 2 mM Mg2+ | Saccharolobus solfataricus |
H107A | kcat is 1.2fold higher than wild-type value at 0.05 mM Mg2+ | Saccharolobus solfataricus |
H107A/P178A | kcat is 2.1fold lower than wild-type value at 0.05 mM Mg2+ | Saccharolobus solfataricus |
K106Q | kcat is 2.3fold lower than wild-type value at 2 mM Mg2+ | Saccharolobus solfataricus |
R164A | kcat is 6.8fold lower than wild-type value at 0.05 mM Mg2+ | Saccharolobus solfataricus |
R164A/H154A | kcat is 5.8fold lower than wild-type value at 0.05 mM Mg2+ | Saccharolobus solfataricus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.00004 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
0.00007 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme D223N | Saccharolobus solfataricus | |
0.00007 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
0.00016 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
0.00016 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+,mutant enzyme D223N | Saccharolobus solfataricus | |
0.00017 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme R164A | Saccharolobus solfataricus | |
0.00026 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme K106Q | Saccharolobus solfataricus | |
0.0003 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A | Saccharolobus solfataricus | |
0.00053 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A | Saccharolobus solfataricus | |
0.00075 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme K106Q | Saccharolobus solfataricus | |
0.00091 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+,mutant enzyme E224Q | Saccharolobus solfataricus | |
0.0026 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme E224Q | Saccharolobus solfataricus | |
0.0043 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
0.0125 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A/P178A | Saccharolobus solfataricus | |
0.149 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+,mutant enzyme R164A/H154A | Saccharolobus solfataricus | |
0.297 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme R164A | Saccharolobus solfataricus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | required | Saccharolobus solfataricus |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
anthranilate + 5-phospho-alpha-D-ribose 1-diphosphate | Saccharolobus solfataricus | - |
N-(5-phospho-D-ribosyl)-anthranilate + diphosphate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Saccharolobus solfataricus | P50384 | - |
- |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
anthranilate + 5-phospho-alpha-D-ribose 1-diphosphate | - |
Saccharolobus solfataricus | N-(5-phospho-D-ribosyl)-anthranilate + diphosphate | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | - |
Saccharolobus solfataricus |
Synonyms | Comment | Organism |
---|---|---|
AnPRT | - |
Saccharolobus solfataricus |
anthranilate PRT | - |
Saccharolobus solfataricus |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.48 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme K106Q | Saccharolobus solfataricus | |
0.48 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme K106Q | Saccharolobus solfataricus | |
0.62 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme R164A | Saccharolobus solfataricus | |
0.62 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme R164A | Saccharolobus solfataricus | |
0.73 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme R164A/H154A | Saccharolobus solfataricus | |
0.73 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+,mutant enzyme R164A/H154A | Saccharolobus solfataricus | |
1.1 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
1.1 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
2 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A/P178A | Saccharolobus solfataricus | |
2 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A/P178A | Saccharolobus solfataricus | |
4.2 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
4.2 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, wild-type enzyme | Saccharolobus solfataricus | |
5.1 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A | Saccharolobus solfataricus | |
5.1 | - |
anthranilate | 60°C, pH 7.5, 0.05 mM Mg2+, mutant enzyme H107A | Saccharolobus solfataricus | |
5.6 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme E224Q | Saccharolobus solfataricus | |
5.6 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+,mutant enzyme E224Q | Saccharolobus solfataricus | |
6 | - |
5-phospho-alpha-D-ribose 1-diphosphate | 60°C, pH 7.5, 2 mM Mg2+, mutant enzyme D223N | Saccharolobus solfataricus | |
6 | - |
anthranilate | 60°C, pH 7.5, 2 mM Mg2+,mutant enzyme D223N | Saccharolobus solfataricus |