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Literature summary extracted from
- Enzymatic properties of phosphatidylinositol inositolphosphohydrolase from Bacillus cereus. Substrate dilution in detergent-phospholipid micelles and bilayer vesicles (1978), J. Biol. Chem., 253, 4175-4179.
Activating Compound
| EC Number | Activating Compound | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.6.1.13 | Triton X-100 | stimulates | Bacillus cereus |  |
Inhibitors
| EC Number | Inhibitors | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.6.1.13 | Ca2+ | 2-5 mM, 50% inhibition | Bacillus cereus | |
| 4.6.1.13 | Mg2+ | 2-5 mM, 50% inhibition | Bacillus cereus | |
| 4.6.1.13 | Mn2+ | 2-5 mM, 50% inhibition | Bacillus cereus | |
| 4.6.1.13 | NaCl | at high concentrations | Bacillus cereus | |
| 4.6.1.13 | Zn2+ | 2-5 mM, 50% inhibition | Bacillus cereus | |
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 4.6.1.13 | additional information | no requirement for a divalent metal ion | Bacillus cereus |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 4.6.1.13 | 29000 | - |
gel filtration | Bacillus cereus |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 4.6.1.13 | Bacillus cereus | - |
- |
- |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 4.6.1.13 | - |
Bacillus cereus |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 4.6.1.13 | additional information | - |
- |
Bacillus cereus |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 4.6.1.13 | lysophosphatidylinositol + H2O | - |
Bacillus cereus | ? | - |
? | |
| 4.6.1.13 | phosphatidylinositol + H2O | - |
Bacillus cereus | diacylglycerol + myo-inositol 1,2-cyclic phosphate | - |
? | |
Subunits
| EC Number | Subunits | Comment | Organism |
|---|---|---|---|
| 4.6.1.13 | monomer | 1 * 29000, SDS-PAGE | Bacillus cereus |
Ki Value [mM]
| EC Number | Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 4.6.1.13 | 2 | 5 | Mg2+ | - |
Bacillus cereus | |
| 4.6.1.13 | 2 | 5 | Mn2+ | - |
Bacillus cereus | |
| 4.6.1.13 | 2 | 5 | Zn2+ | - |
Bacillus cereus | |
| 4.6.1.13 | 2 | 5 | Ca2+ | - |
Bacillus cereus | |
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