General Stability | Organism |
---|---|
POXA3a dissociates in 3 M urea, while POXA3b is not dissociated even in 6 M urea | Pleurotus ostreatus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.036 | - |
syringaldazine | 25°C, isozyme POXA3a | Pleurotus ostreatus | |
0.07 | - |
2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) | 25°C, isozyme POXA3a | Pleurotus ostreatus | |
0.074 | - |
2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) | 25°C, isozyme POXA3b | Pleurotus ostreatus | |
0.079 | - |
syringaldazine | 25°C, isozyme POXA3b | Pleurotus ostreatus | |
8.8 | - |
2,6-dimethoxyphenol | 25°C, isozyme POXA3b | Pleurotus ostreatus | |
14 | - |
2,6-dimethoxyphenol | 25°C, isozyme POXA3a | Pleurotus ostreatus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
copper | 3.3 mol copper per mol of protein, type I copper | Pleurotus ostreatus |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
67000 | - |
x * 67000 + x * 16000-18000, SDS-PAGE and MALDI-TOF, both POXA3a and POXA3b | Pleurotus ostreatus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Pleurotus ostreatus | - |
copper supplemented cultures, isozyme POXA3a activity increases during fungal growth | - |
Posttranslational Modification | Comment | Organism |
---|---|---|
glycoprotein | carbohydrate content about 10%, two N-glycosilation sites, both POXA3a and POXA3b | Pleurotus ostreatus |
Purification (Comment) | Organism |
---|---|
both POXA3a and POXA3b | Pleurotus ostreatus |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
1050 | - |
25°C, isozyme POXA3b | Pleurotus ostreatus |
2000 | - |
25°C, isozyme POXA3a | Pleurotus ostreatus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) + O2 | - |
Pleurotus ostreatus | ? + H2O | - |
? | |
2,6-dimethoxyphenol + O2 | - |
Pleurotus ostreatus | ? + H2O | - |
? | |
additional information | no significant enzymic activity with guaiacol | Pleurotus ostreatus | ? | - |
? | |
syringaldazine + O2 | - |
Pleurotus ostreatus | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 67000 + x * 16000-18000, SDS-PAGE and MALDI-TOF, both POXA3a and POXA3b | Pleurotus ostreatus |
Synonyms | Comment | Organism |
---|---|---|
POXA3a | - |
Pleurotus ostreatus |
POXA3b | - |
Pleurotus ostreatus |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
35 | - |
POXA3a and POXA3b | Pleurotus ostreatus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
POXA3a, 50% residual activity after 6 h, POXA3b, 50% residual activity after 14h | Pleurotus ostreatus |
60 | - |
POXA3a and POXA3b, 50% residual activity after a few min | Pleurotus ostreatus |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
2830 | - |
syringaldazine | 25°C, isozyme POXA3a | Pleurotus ostreatus | |
11670 | - |
syringaldazine | 25°C, isozyme POXA3b | Pleurotus ostreatus | |
20000 | - |
2,6-dimethoxyphenol | 25°C, isozyme POXA3b | Pleurotus ostreatus | |
23800 | - |
2,6-dimethoxyphenol | 25°C, isozyme POXA3a | Pleurotus ostreatus | |
73300 | - |
2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) | 25°C, isozyme POXA3a | Pleurotus ostreatus | |
158300 | - |
2,2'-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) | 25°C, isozyme POXA3b | Pleurotus ostreatus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
3.6 | - |
POXA3a and POXA3b, substrate 2,2-azinobis(3-ethylbenzothiazoline-6-sulfonic acid) | Pleurotus ostreatus |
5.5 | - |
POXA3a and POXA3b, substrate 2,6-dimethoxyphenol | Pleurotus ostreatus |
6.2 | - |
POXA3a and POXA3b, substrate syringaldazine | Pleurotus ostreatus |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
5 | 7 | POXA3a and POXA3b, at pH 7.0 after 7 days 50% residual activity | Pleurotus ostreatus |