Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | activation at lower concentration | Typha latifolia |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.017 | - |
myo-inositol hexakisphosphate | in presence of Ca2+ | Typha latifolia |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | inhibits at higher concentration | Typha latifolia |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Typha latifolia | - |
The enzyme may be a 3-phytase (EC 3.1.3.8), or a 4-phytase (synonym 6-phytase, EC 3.1.3.26). The product of the hydrolysis of myo-inositol hexakisphosphate to 1D-myo-inositol 1,2,4,5,6-pentakisphosphate or alternatively 1D-myo-inositol 1,2,3,5,6-pentakisphosphate has not been identified. | - |
Purification (Comment) | Organism |
---|---|
partial | Typha latifolia |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
pollen | - |
Typha latifolia | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.096 | - |
- |
Typha latifolia |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
myo-inositol hexakisphosphate + H2O | - |
Typha latifolia | myo-inositol pentakisphosphate + phosphate | - |
? | |
myo-inositol hexakisphosphate + H2O | - |
Typha latifolia | ? + phosphate | - |
? | |
p-nitrophenyl phosphate + H2O | 6% of the activity with myo-inositol hexakisphosphate | Typha latifolia | p-nitrophenol + phosphate | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8 | - |
- |
Typha latifolia |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6 | 8 | pH 6.0: about 20% of maximal activity, pH 8.0: maximal activity | Typha latifolia |