Application | Comment | Organism |
---|---|---|
environmental protection | laccase can be efficiently used to decolorize synthetic dye and is a suitable candidate for the treatment of wastewater from industrial effluents | Leucaena leucocephala |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Benzene | 1 h, 20% loss of activity by 20% (v/v), 40% loss of activity by 50% (v/v) | Leucaena leucocephala | |
chloroform | 1 h, 20% loss of activity by 20% (v/v), 65% loss of activity by 50% (v/v) | Leucaena leucocephala | |
Co2+ | 1 mM, 63% inhibition | Leucaena leucocephala | |
dimethyl sulfoxide | 1 h, 10% loss of activity by 20% (v/v), 40% loss of activity by 50% (v/v) | Leucaena leucocephala | |
dithiothreitol | 5 mM, 81% inhibition | Leucaena leucocephala | |
EDTA | 1 mM, 95% inhibition | Leucaena leucocephala | |
ethanol | 1 h, 20% loss of activity by 20% (v/v), 45% loss of activity by 50% (v/v) | Leucaena leucocephala | |
Hg2+ | 1 mM, 50% inhibition | Leucaena leucocephala | |
Isopropanol | 1 h, 40% loss of activity by 20% (v/v), 65% loss of activity by 50% (v/v) | Leucaena leucocephala | |
methanol | 1 h, 20% loss of activity by 20% (v/v), 60% loss of activity by 50% (v/v) | Leucaena leucocephala | |
N,N-Dimethylformamide | 1 h, 10% loss of activity by 20% (v/v), 40% loss of activity by 50% (v/v) | Leucaena leucocephala | |
SDS | 10 mM, 89% inhibition | Leucaena leucocephala |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
1.24 | - |
catechol | pH 7.0 37°C | Leucaena leucocephala | |
1.92 | - |
hydroquinone | pH 7.0 37°C | Leucaena leucocephala | |
6.86 | - |
2,2'-azino-bis-(3-ethylbenzthiazoline-6-sulfonic acid) | pH 7.0 37°C | Leucaena leucocephala |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | 1 mM, 1.3fold activation | Leucaena leucocephala | |
Cd2+ | 5 mM, 1.9fold activation | Leucaena leucocephala | |
Cu2+ | 1 mM, 1.3fold activation | Leucaena leucocephala | |
Fe2+ | 1 mM, 1.9fold activation | Leucaena leucocephala | |
Mn2+ | 10 mM, 4.3fold activation | Leucaena leucocephala | |
Na+ | 1 mM, 1.4fold activation | Leucaena leucocephala |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
220000 | - |
gel filtration | Leucaena leucocephala |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Leucaena leucocephala | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Leucaena leucocephala |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Leucaena leucocephala | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
58.5 | - |
pH 7.0 37°C | Leucaena leucocephala |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2,2'-azino-bis-(3-ethylbenzthiazoline-6-sulfonic acid) + O2 | - |
Leucaena leucocephala | ? | - |
? | |
catechol + O2 | - |
Leucaena leucocephala | ? | - |
? | |
hydroquinone + O2 | - |
Leucaena leucocephala | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
heterodimer | 1 * 100000 + 1 * 120000, SDS-PAGE | Leucaena leucocephala |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
80 | - |
- |
Leucaena leucocephala |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | 90 | rapid increase in laccase activity from 50°C to 80°C followed by a decline inlaccase activity of approximately 26% at 90°C | Leucaena leucocephala |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.042 | - |
catechol | pH 7.0 37°C | Leucaena leucocephala | |
0.058 | - |
2,2'-azino-bis-(3-ethylbenzthiazoline-6-sulfonic acid) | pH 7.0 37°C | Leucaena leucocephala | |
0.23 | - |
hydroquinone | pH 7.0 37°C | Leucaena leucocephala |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
- |
Leucaena leucocephala |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
6 | 9 | pH 6.0: about 40% of maximal activity, pH 9.0: about 60% of maximal activity | Leucaena leucocephala |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
6 | 9 | the enzyme retains more than 80% of its activity at within 24 h at 37°C | Leucaena leucocephala |
kcat/KM Value [1/mMs-1] | kcat/KM Value Maximum [1/mMs-1] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.034 | - |
catechol | pH 7.0 37°C | Leucaena leucocephala | |
0.12 | - |
hydroquinone | pH 7.0 37°C | Leucaena leucocephala | |
118.28 | - |
2,2'-azino-bis-(3-ethylbenzthiazoline-6-sulfonic acid) | pH 7.0 37°C | Leucaena leucocephala |