Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Acetylacetone | 0.1 mM, 75% inhibition | Spinacia oleracea | |
Bathocuproine | - |
Spinacia oleracea | |
Cuprizone | - |
Spinacia oleracea | |
Cuproine | - |
Spinacia oleracea | |
diethyldithiocarbamate | 0.1 mM, 80% inhibition | Spinacia oleracea | |
DL-dithiothreitol | - |
Spinacia oleracea | |
EDTA | no inhibition EDTA | Spinacia oleracea | |
additional information | not inhibited by 2,2'-dipyridyl | Spinacia oleracea |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
2.87 | - |
Protocatechuic aldehyde | - |
Spinacia oleracea | |
3.24 | - |
esculetin | - |
Spinacia oleracea | |
4.75 | - |
4-methylcatechol | - |
Spinacia oleracea | |
5.15 | - |
chlorogenic acid | - |
Spinacia oleracea | |
6.43 | - |
caffeic acid | - |
Spinacia oleracea | |
7.95 | - |
catechol | - |
Spinacia oleracea | |
8.63 | - |
Dopa | - |
Spinacia oleracea | |
27.4 | - |
Hydrocaffeic acid | - |
Spinacia oleracea | |
189 | - |
protocatechuic acid | - |
Spinacia oleracea |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
copper | 2 atoms of copper per 150000 Da | Spinacia oleracea |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
40000 | - |
4 * 40000, SDS-PAGE | Spinacia oleracea |
150000 | - |
gel filtration | Spinacia oleracea |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Spinacia oleracea | - |
- |
- |
Purification (Comment) | Organism |
---|---|
salting out and Sephadex G-75, DEAE-cellulose, DEAE-Sephadex A-25, hydroxylapatite | Spinacia oleracea |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
leaf | - |
Spinacia oleracea | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.277 | - |
with catechol | Spinacia oleracea |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-methylcatechol + O2 | - |
Spinacia oleracea | 4-methyl-o-benzoquinone + H2O | - |
? | |
4-nitrocatechol + O2 | - |
Spinacia oleracea | ? | - |
? | |
caffeic acid + 1/2 O2 | - |
Spinacia oleracea | caffeoyl quinone + H2O | - |
? | |
catechol + 1/2 O2 | - |
Spinacia oleracea | 1,2-benzoquinone + H2O | - |
? | |
chlorogenic acid + O2 | - |
Spinacia oleracea | chlorogenoquinone + H2O | - |
? | |
dopa + 1/2 O2 | - |
Spinacia oleracea | dopaquinone + H2O | - |
? | |
esculetin + O2 | - |
Spinacia oleracea | ? | - |
? | |
hydrocaffeic acid + O2 | - |
Spinacia oleracea | ? | - |
? | |
protocatechuic acid + O2 | - |
Spinacia oleracea | ? | - |
? | |
protocatechuic aldehyde + O2 | - |
Spinacia oleracea | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
tetramer | 4 * 40000, SDS-PAGE | Spinacia oleracea |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
123 | - |
esculetin | - |
Spinacia oleracea | |
336 | - |
Protocatechuic aldehyde | - |
Spinacia oleracea | |
860 | - |
protocatechuic acid | - |
Spinacia oleracea | |
1450 | - |
caffeic acid | - |
Spinacia oleracea | |
1650 | - |
chlorogenic acid | - |
Spinacia oleracea | |
2960 | - |
catechol | - |
Spinacia oleracea | |
4630 | - |
Hydrocaffeic acid | - |
Spinacia oleracea | |
4940 | - |
Dopa | - |
Spinacia oleracea | |
7220 | - |
4-methylcatechol | - |
Spinacia oleracea |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6.5 | - |
- |
Spinacia oleracea |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
5 | 8 | high activity in the range pH 5-8 | Spinacia oleracea |