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Literature summary for 1.14.15.21 extracted from
- Overexpression of zeaxanthin epoxidase gene enhances the sensitivity of tomato PSII photoinhibition to high light and chilling stress (2008), Physiol. Plant., 132, 384-396.
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| additional information | the enzyme expression is induced at he beginning of the light period | Solanum lycopersicum |
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| gene LeZE, DNA and amino acid sequence determination and analysis, expression analysis, mRNA accumulation of LeZE in the wild-type is not induced by light and temperature but regulated by the diurnal rhythm, expression in transgenic tomato plants via Agrobacterium tumefaciens strain LBA4404 transfection using the 35S-CaMV promoter | Solanum lycopersicum |
Protein Variants
| Protein Variants | Comment | Organism |
|---|---|---|
| additional information | overexpression of the zeaxanthin epoxidase gene enhances the sensitivity of tomato PSII photoinhibition to high light and chilling stress, overview | Solanum lycopersicum |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| additional information | chilling stress under low irradiance and high light increase the de-epoxidation of xanthophyll cycle pigments, transgenic enzyme-overexpressing plants show enhanced PSII photoinhibition to high light and chilling stress | Solanum lycopersicum |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| chloroplast | - |
Solanum lycopersicum | 9507 | - |
| thylakoid membrane | stromal side of the chloroplast thylakoid membrane | Solanum lycopersicum | 42651 | - |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 73000 | - |
x * 73000, about, sequence calculation | Solanum lycopersicum |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| additional information | Solanum lycopersicum | wild-type enzyme expression is not induced by light and temperature but regulated by the diurnal rhythm, overview | ? | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Solanum lycopersicum | A5JV19 | precurosr; cv. Zhongshu 4 | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| calyx | constitutive | Solanum lycopersicum | - |
| flower | lower enzyme level, constitutive | Solanum lycopersicum | - |
| fruit | lower enzyme level, constitutive | Solanum lycopersicum | - |
| leaf | constitutive expression, higher in young leaves compared to old ones | Solanum lycopersicum | - |
| root | lower enzyme level, constitutive | Solanum lycopersicum | - |
| stem | constitutive | Solanum lycopersicum | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| additional information | wild-type enzyme expression is not induced by light and temperature but regulated by the diurnal rhythm, overview | Solanum lycopersicum | ? | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 73000, about, sequence calculation | Solanum lycopersicum |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| More | zeaxanthin epoxidase is a member of the lipocalin family, monooxygenases epoxidizing 3-hydroxy beta-ionone ring of xanthophylls in the 5,6 position | Solanum lycopersicum |
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