Inhibitors | Comment | Organism | Structure |
---|---|---|---|
EDTA | about 60% inhibition at 1-10 mM | Zingiber officinale | |
Fe2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale | |
Hg2+ | activates at 1 mM, complete inhibition at 5-10 mM | Zingiber officinale | |
Mg2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale | |
Zn2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Cu2+ | activates at 1-10 mM | Zingiber officinale | |
Fe2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale | |
Hg2+ | activates at 1 mM, complete inhibition at 5-10 mM | Zingiber officinale | |
Mg2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale | |
Mn2+ | activates at 1-10 mM | Zingiber officinale | |
Zn2+ | activates at 1 mM, inhibits at 10 mM | Zingiber officinale |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
33500 | - |
native PAGE | Zingiber officinale |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Zingiber officinale | - |
- |
- |
Purification (Comment) | Organism |
---|---|
native enzyme from rhizomes by saturation ammonium sulfate fractionation and anion exchange chromatography to homogeneity | Zingiber officinale |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
rhizome | - |
Zingiber officinale | - |
Storage Stability | Organism |
---|---|
-20-60, purified native enzyme, at least 120 min, stable | Zingiber officinale |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
azocasein + H2O | - |
Zingiber officinale | ? | - |
? | |
Gelatin + H2O | - |
Zingiber officinale | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
monomer | 1 * 33500, SDS-PAGE | Zingiber officinale |
Synonyms | Comment | Organism |
---|---|---|
ginger protease | - |
Zingiber officinale |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
assay at | Zingiber officinale |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
-20 | 60 | purified native enzyme, at least 120 min, stable | Zingiber officinale |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4.5 | - |
assay at | Zingiber officinale |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
2 | 12 | purified native enzyme, at least 120 min, stable | Zingiber officinale |
General Information | Comment | Organism |
---|---|---|
evolution | the enzyme has sequence similarity with zingipain-1 from Zingiber officinalis | Zingiber officinale |
additional information | the enzyme has cysteine protease activity, but also a significant acetylcholinesterase inhibitor activity exhibiting noncompetitive inhibition of acetylcholinesterase for the hydrolysis of acetylthiocholine iodide with a Ki value of 9.31 mg/ml., overview | Zingiber officinale |