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Literature summary for 2.2.1.2 extracted from
- New insights into plant transaldolase (2005), Plant J., 43, 1-16.
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| additional information | both isoforms: not activating: dithiothreitol, reduced form of glutathione | Solanum lycopersicum |
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| isoform ToTal1 and ToTal2, expression in Escherichia coli | Solanum lycopersicum |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| arabinose-5-phosphate | ToTal1, partial inhibition | Solanum lycopersicum |  |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| additional information | - |
additional information | positive cooperativity in binding of substrates | Solanum lycopersicum | |
| 0.132 | - |
erythrose 4-phosphate | isoform ToTal1, 25°C, pH 8.5 | Solanum lycopersicum | |
| 0.343 | - |
fructose-6-phosphate | isoform ToTal1, 25°C, pH 8.5 | Solanum lycopersicum | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| plastid | isoform ToTal1 and ToTal2 | Solanum lycopersicum | 9536 | - |
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 35000 | - |
x * 42000, isoform ToTal1, x * 35000, isoform ToTal2, SDS-PAGE | Solanum lycopersicum |
| 42000 | - |
x * 42000, isoform ToTal1, x * 35000, isoform ToTal2, SDS-PAGE | Solanum lycopersicum |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Solanum lycopersicum | - |
2 isoforms | - |
Posttranslational Modification
| Posttranslational Modification | Comment | Organism |
|---|---|---|
| proteolytic modification | cleavage of 6 kDa plastid targeting sequence | Solanum lycopersicum |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| additional information | isoform ToTal1, present in all tissues examined | Solanum lycopersicum | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| D-fructose 6-phosphate + erythrose 4-phosphate | - |
Solanum lycopersicum | sedoheptulose 7-phosphate + glyceraldehyde 3-phosphate | - |
? | |
| D-fructose-6-phosphate + D-erythrose-4-phosphate | isoform ToTal1, highly specific for this pair of substrates | Solanum lycopersicum | ? | - |
? | |
Subunits
| Subunits | Comment | Organism |
|---|---|---|
| ? | x * 42000, isoform ToTal1, x * 35000, isoform ToTal2, SDS-PAGE | Solanum lycopersicum |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 8.5 | - |
isoform ToTal1 | Solanum lycopersicum |
Ki Value [mM]
| Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.0049 | - |
arabinose-5-phosphate | isoform ToTal1, 25°C, pH 8.5 | Solanum lycopersicum | |
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Release 2023.1 (January 2023)
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