KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.8 | - |
5-aminolevulinate | at pH 6 and pH 8.5 | Escherichia coli | |
1 | - |
5-aminolevulinate | at pH 6.8 | Escherichia coli |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Mg2+ | can not activate the apoenzyme alone, but is able to substitute for the second molar equivalent of bound Zn2+ leading to a further 4fold stimulation | Escherichia coli | |
Zn2+ | required | Escherichia coli | |
Zn2+ | 2 mol of Zn2+ bound per mol of subunit | Escherichia coli |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
36000 | - |
8 * 36000, SDS-PAGE | Escherichia coli |
270000 | - |
gel filtration | Escherichia coli |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Escherichia coli |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.55 | - |
- |
Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
5-aminolevulinate + 5-aminolevulinate | - |
Escherichia coli | porphobilinogen + 2 H2O | - |
? |
Subunits | Comment | Organism |
---|---|---|
octamer | 8 * 36000, SDS-PAGE | Escherichia coli |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8.5 | - |
- |
Escherichia coli |