Any feedback?
Literature summary for 1.11.1.7 extracted from
- Partial purification and characterization of a copper-induced anionic peroxidase of sunflower roots (2008), Plant Physiol. Biochem., 46, 760-767.
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| H2O2 | peroxidase isozyme A1 activity is decreased by 30% already at 20 mM H2O2 | Helianthus annuus |  |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| Cu2+ | peroxidase activity is induced after 5 days of treatment with 0.05 mM Cu2+ | Helianthus annuus | |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 47000 | - |
SDS-PAGE | Helianthus annuus |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Helianthus annuus | - |
variant Dorra RM | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
| G25 Sephadex gel filtration, Q-Sepharose column chromatography | Helianthus annuus |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| root | - |
Helianthus annuus | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 3.51 | - |
crude extract | Helianthus annuus |
| 131.7 | - |
after 38fold purification | Helianthus annuus |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| coniferyl alcohol + H2O2 | - |
Helianthus annuus | ? | - |
? | |
| guaiacol + H2O2 | - |
Helianthus annuus | tetraguaiacol + H2O | - |
? | |
| additional information | not active on iodoacetic acid | Helianthus annuus | ? | - |
? | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| anionic peroxidase A1 | - |
Helianthus annuus |
| donor: hydrogen peroxide oxidoreductase | - |
Helianthus annuus |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 40 | - |
- |
Helianthus annuus |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 8 | - |
- |
Helianthus annuus |
Use of this online version of BRENDA is free under the CC BY 4.0 license. See terms of use for full details.
Release 2023.1 (January 2023)
Legal
Curated at
Member of
