Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Cu2+ | slight inhibition at 1.0-5.0 mM | Stemona tuberosa | |
cyanide | - |
Stemona tuberosa | |
H2O2 | - |
Stemona tuberosa | |
Hg2+ | strong inhibition | Stemona tuberosa | |
Mg2+ | strong inhibition | Stemona tuberosa | |
Mn2+ | strong inhibition | Stemona tuberosa | |
SDS | 0.5 mM, complete inhibition | Stemona tuberosa | |
Zn2+ | strong inhibition at 1.0-5.0 mM | Stemona tuberosa |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | kinetics, overview | Stemona tuberosa |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | activates the enzyme | Stemona tuberosa | |
Cu2+ | activates slightly at 0.5-1.0 mM | Stemona tuberosa | |
Fe2+ | activates the enzyme | Stemona tuberosa | |
Mn2+ | a Mn-SOD | Stemona tuberosa | |
Zn2+ | activates slightly at 0.5-1.0 mM | Stemona tuberosa |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
17600 | - |
x * 17600 + x * 31500, SDS-PAGE | Stemona tuberosa |
31500 | - |
x * 17600 + x * 31500, SDS-PAGE | Stemona tuberosa |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Stemona tuberosa | - |
- |
- |
Purification (Comment) | Organism |
---|---|
native enzyme 3fold from roots by ammonium sulfate fractionation and anion exchange chromatography | Stemona tuberosa |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
root | - |
Stemona tuberosa | - |
Subunits | Comment | Organism |
---|---|---|
? | x * 17600 + x * 31500, SDS-PAGE | Stemona tuberosa |
Synonyms | Comment | Organism |
---|---|---|
Mn-SOD | - |
Stemona tuberosa |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
37 | - |
assay at | Stemona tuberosa |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
- |
50 | activity range | Stemona tuberosa |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
purified enzyme, 90 min, completely stable, 90% activity remaining after 120 min | Stemona tuberosa |
50 | - |
purified enzyme, 30 min, 90% activity remaining, 80% after 120 min | Stemona tuberosa |
60 | - |
purified enzyme, 120 min, 30% activity | Stemona tuberosa |
70 | - |
purified enzyme, 90 min, inactivation | Stemona tuberosa |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5 | - |
- |
Stemona tuberosa |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
3 | 10 | 70% of maximal activity within this range | Stemona tuberosa |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | - |
purified enzyme, after 10 min 80% activity is remaining, after 120 min less than 40% activity is remaining | Stemona tuberosa |
6 | - |
purified enzyme, after 45 min 80% activity is remaining, after 120 min 60% activity is remaining | Stemona tuberosa |
7 | 8 | purified enzyme, after 60 min 80% activity is remaining, after 120 min 70% activity is remaining | Stemona tuberosa |
General Information | Comment | Organism |
---|---|---|
physiological function | purified SOD from the root of Stemona tuberosa shows biological activity on in vitro cell proliferation of skin fibroblast cells from humans | Stemona tuberosa |