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Literature summary for 2.7.9.4 extracted from
- Starch phosphorylation in potato tubers is influenced by allelic variation in the genes encoding glucan water dikinase, starch branching enzymes I and II, and starch synthase III (2015), Front. Plant Sci., 6, 143.
Cloned(Commentary)
| Cloned (Comment) | Organism |
|---|---|
| gene GWD, genotyping included determination of allele dosage of 193 potato lines by amplicon sequencing and microsatellite analysis, overview | Solanum tuberosum |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| ATP + alpha-glucan + H2O | Solanum tuberosum | levels of starch phosphorylation at the C6 and C3 positions of the glucosyl residues are determined by mass spectrometry of hydrolyzed starch from tubers | AMP + phospho-alpha-glucan + phosphate | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Solanum tuberosum | Q9AWA5 | grown in field trials at Lincoln, Canterbury, New Zealand, during two consecutive seasons, 2011 and 2012, tubers are planted in October and harvested in March | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| leaf | - |
Solanum tuberosum | - |
| tuber | - |
Solanum tuberosum | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| ATP + alpha-glucan + H2O | levels of starch phosphorylation at the C6 and C3 positions of the glucosyl residues are determined by mass spectrometry of hydrolyzed starch from tubers | Solanum tuberosum | AMP + phospho-alpha-glucan + phosphate | - |
? | |
| ATP + alpha-glucan + H2O | GWD phosphorylates the hydroxyl group at carbon atoms 6 and 3, the gamma-phosphate group of ATP is transferred to water and the beta-phosphate group to an autocatalytical histidine residue via a phosphoramidate bond | Solanum tuberosum | AMP + phospho-alpha-glucan + phosphate | - |
? | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| glucan water dikinase | - |
Solanum tuberosum |
| GWD | - |
Solanum tuberosum |
General Information
| General Information | Comment | Organism |
|---|---|---|
| metabolism | starch phosphorylation in potato tubers is influenced by allelic variation in the genes encoding glucan water dikinase, starch branching enzymes I and II, and starch synthase III. Starch phosphorylation is a complex trait, usage of association mapping approach to discover genetic markers associated with the degree of starch phosphorylation | Solanum tuberosum |
| additional information | potato lines GWD phenotype-genotype relationship, ooverview | Solanum tuberosum |
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Release 2023.1 (January 2023)
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