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Literature summary extracted from

  • Carpenter, M.A.; Joyce, N.I.; Genet, R.A.; Cooper, R.D.; Murray, S.R.; Noble, A.D.; Butler, R.C.; Timmerman-Vaughan, G.M.
    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.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.7.9.4 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)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.7.9.4 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
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Organism

EC Number Organism UniProt Comment Textmining
2.7.9.4 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
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Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.7.9.4 leaf
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 Solanum tuberosum
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2.7.9.4 tuber
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 Solanum tuberosum
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Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.9.4 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
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 ?
2.7.9.4 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
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Synonyms

EC Number Synonyms Comment Organism
2.7.9.4 glucan water dikinase
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 Solanum tuberosum
2.7.9.4 GWD
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 Solanum tuberosum

General Information

EC Number General Information Comment Organism
2.7.9.4 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
2.7.9.4 additional information potato lines GWD phenotype-genotype relationship, ooverview Solanum tuberosum