EC Number | General Stability | Organism |
---|---|---|
1.10.3.3 | gelatin, catalase, peroxidase and methemoglobin protect against inactivation | Cucurbita pepo condensa |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
1.10.3.3 | 3,4,5-hydroxybenzoic acid propyl ester | - |
Cucurbita pepo condensa | |
1.10.3.3 | 3,4-Dichlorophenylserine | - |
Cucurbita pepo condensa | |
1.10.3.3 | 8-hydroxyquinoline | - |
Cucurbita pepo condensa | |
1.10.3.3 | alpha-tocopherol | - |
Cucurbita pepo condensa | |
1.10.3.3 | Anthocyanin pigments | - |
Cucurbita pepo condensa | |
1.10.3.3 | Auxin analogs | - |
Cucurbita pepo condensa | |
1.10.3.3 | azide | - |
Cucurbita pepo condensa | |
1.10.3.3 | Carotenes | - |
Cucurbita pepo condensa | |
1.10.3.3 | Cu2+ | - |
Cucurbita pepo condensa | |
1.10.3.3 | Cupferron | - |
Cucurbita pepo condensa | |
1.10.3.3 | cyanide | - |
Cucurbita pepo condensa | |
1.10.3.3 | deoxycorticosterone | - |
Cucurbita pepo condensa | |
1.10.3.3 | diethyldithiocarbamate | - |
Cucurbita pepo condensa | |
1.10.3.3 | ethyl xanthate | - |
Cucurbita pepo condensa | |
1.10.3.3 | H2O2 | - |
Cucurbita pepo condensa | |
1.10.3.3 | H2S | - |
Cucurbita pepo condensa | |
1.10.3.3 | Hg2+ | 0.01 mM, appreciable inhibition | Cucurbita pepo condensa | |
1.10.3.3 | iodoacetate | - |
Cucurbita pepo condensa | |
1.10.3.3 | leucocyanidol | - |
Cucurbita pepo condensa | |
1.10.3.3 | additional information | natural inhibitors: cabbage extract, tomato extract, strawberry juice, extract of lemons, oranges, parsley, hips, leeks | Cucurbita pepo condensa | |
1.10.3.3 | Ni2+ | some authors found inhibition, others not | Cucurbita pepo condensa | |
1.10.3.3 | nordihydroguaiaretic acid | - |
Cucurbita pepo condensa | |
1.10.3.3 | organic mercurials | - |
Cucurbita pepo condensa | |
1.10.3.3 | p-mercuribenzoate | some authors report inhibition, others do not | Cucurbita pepo condensa | |
1.10.3.3 | Pyridine-KCNS | - |
Cucurbita pepo condensa | |
1.10.3.3 | Salicylaldoxime | - |
Cucurbita pepo condensa | |
1.10.3.3 | SO2 | - |
Cucurbita pepo condensa | |
1.10.3.3 | Tetraethylthiuramidisulfide | - |
Cucurbita pepo condensa | |
1.10.3.3 | thiamine | - |
Cucurbita pepo condensa | |
1.10.3.3 | Thiourea | - |
Cucurbita pepo condensa | |
1.10.3.3 | Zn2+ | some authors found inhibition, others not | Cucurbita pepo condensa |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.10.3.3 | 0.039 | - |
L-ascorbate | spectrometric assay | Cucurbita pepo condensa | |
1.10.3.3 | 0.24 | - |
L-ascorbate | spectrometric assay | Cucurbita pepo condensa | |
1.10.3.3 | 0.42 | - |
L-ascorbate | manomeric assay following the rate of O2 uptake | Cucurbita pepo condensa | |
1.10.3.3 | 2 | - |
L-ascorbate | manomeric assay following the rate of O2 uptake | Cucurbita pepo condensa | |
1.10.3.3 | 5 | - |
L-ascorbate | manomeric assay following the rate of O2 uptake | Cucurbita pepo condensa |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
1.10.3.3 | copper | a multicopper protein, 6 atoms of copper per enzyme molecule | Cucurbita pepo condensa |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.10.3.3 | Cucurbita pepo condensa | - |
- |
- |
EC Number | Posttranslational Modification | Comment | Organism |
---|---|---|---|
1.10.3.3 | glycoprotein | enzyme may be a protein-copper carbohydrate complex | Cucurbita pepo condensa |
EC Number | Reaction | Comment | Organism | Reaction ID |
---|---|---|---|---|
1.10.3.3 | 4 L-ascorbate + O2 = 4 monodehydroascorbate + 2 H2O | mechanism: Cu2+ is reduced to Cu+, which is then reoxidized by oxygen | Cucurbita pepo condensa |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.10.3.3 | 2 hydroquinone + O2 | at pH 7.2 | Cucurbita pepo condensa | 2 quinone + 2 H2O | - |
? | |
1.10.3.3 | 2 L-ascorbate + O2 | no appreciable activity with: p-phenylenediamine, Na2S2O3, glutathione and cysteine | Cucurbita pepo condensa | 2 L-dehydroascorbate + 2 H2O | - |
? | |
1.10.3.3 | 2,5-dichlorohydroquinone + O2 | - |
Cucurbita pepo condensa | 2,5-dichloroquinone + H2O | - |
? | |
1.10.3.3 | 2,6-dichlorohydroquinone + O2 | - |
Cucurbita pepo condensa | 2,6-dichloroquinone + H2O | - |
? | |
1.10.3.3 | D-glucoascorbic acid + O2 | - |
Cucurbita pepo condensa | D-glucodehydroascorbate + H2O | - |
? | |
1.10.3.3 | D-isoascorbic acid + O2 | - |
Cucurbita pepo condensa | 2-dehydroisoascorbate + H2O | - |
? |
EC Number | Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
1.10.3.3 | 4170 | - |
L-ascorbate | manometric assay | Cucurbita pepo condensa | |
1.10.3.3 | 10800 | - |
L-ascorbate | spectrometric assay | Cucurbita pepo condensa |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
1.10.3.3 | 5.6 | - |
- |
Cucurbita pepo condensa |
EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|---|
1.10.3.3 | 4 | - |
irreversible loss of activity below | Cucurbita pepo condensa |