Inhibitors | Comment | Organism | Structure |
---|---|---|---|
7,8-Dihydropteroic acid | - |
Escherichia coli | |
sulfathiazole | competitive to 4-aminobenzoate | Escherichia coli | |
sulfonamide | competitive to 4-aminobenzoate | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.0025 | - |
4-Aminobenzoic acid | - |
Escherichia coli |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | required to synthesize product | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
52000 | - |
polyacrylamide gel electrophoresis | Escherichia coli |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
2-amino-4-hydroxy-6-hydroxymethyl-7,8-dihydropteridine diphosphate + 4-aminobenzoate | Escherichia coli | - |
diphosphate + 7,8-dihydropteroate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Purification (Comment) | Organism |
---|---|
precipitation with ammonium sulfate followed by column chromatography | Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
30 | - |
- |
Escherichia coli |
Storage Stability | Organism |
---|---|
-20°C, sucrose, indefinitely stable | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2-amino-4-hydroxy-6-hydroxymethyl-7,8-dihydropteridine diphosphate + 4-aminobenzoate | - |
Escherichia coli | diphosphate + 7,8-dihydropteroate | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
assay at | Escherichia coli |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
100 | - |
60 min, 75% loss of activity | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8.5 | - |
- |
Escherichia coli |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
7 | 10.5 | 70% of maximal activity at pH 7.0 and 10.5 | Escherichia coli |