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Literature summary for 3.1.3.2 extracted from
- Rye germ acid phosphatase: properties of the enzyme and its activation by lectins (1985), Phytochemistry, 24, 2839-2842.
No PubMed abstract available
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| concanavalin A | activates | Secale cereale | |
| lentil lectin | activates | Secale cereale | |
| soybean agglutinin | activates | Secale cereale | |
| Wheat germ agglutinin | activates | Secale cereale |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| Cu2+ | uncompetitive | Secale cereale |  |
| Hg2+ | uncompetitive | Secale cereale | |
| Zn2+ | uncompetitive | Secale cereale | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.54 | - |
fructose 1,6-diphosphate | - |
Secale cereale | |
| 0.84 | - |
ATP | - |
Secale cereale | |
| 0.98 | - |
p-nitrophenyl phosphate | - |
Secale cereale | |
| 1 | - |
diphosphate | - |
Secale cereale | |
| 2.9 | - |
2-glycerophosphate | - |
Secale cereale | |
| 5.54 | - |
phytate | - |
Secale cereale | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Secale cereale | - |
- |
- |
Posttranslational Modification
| Posttranslational Modification | Comment | Organism |
|---|---|---|
| glycoprotein | - |
Secale cereale |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| germ | - |
Secale cereale | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 2-glycerophosphate + H2O | - |
Secale cereale | glycerol + phosphate | - |
? | |
| ATP + H2O | - |
Secale cereale | ADP + phosphate | - |
? | |
| D-fructose 1,6-diphosphate + H2O | - |
Secale cereale | ? | - |
? | |
| diphosphate + H2O | - |
Secale cereale | 2 phosphate | - |
? | |
| p-nitrophenyl phosphate + H2O | - |
Secale cereale | p-nitrophenol + phosphate | - |
? | |
| phytate + H2O | - |
Secale cereale | ? | - |
? | |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| additional information | - |
in presence of concanavalin A the enzyme is less sensitive to thermal inactivation | Secale cereale |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 5.4 | - |
hydrolysis of p-nitrophenyl phosphate | Secale cereale |
pH Range
| pH Minimum | pH Maximum | Comment | Organism |
|---|---|---|---|
| 4.3 | 7 | pH 4.3: about 25% of maximal activity, pH 7.0: about 20% of maximal activity | Secale cereale |
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