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Literature summary extracted from

  • Downie, B.; Gurusinghe, S.; Dahal, P.; Thacker, R.R.; Snyder, J.C.; Nonogaki, H.; Yim, K.; Fukanaga, K.; Alvarado, V.; Bradford, K.J.
    Expression of a galactinol synthase gene in tomato seeds is up-regulated before maturation desiccation and again after imbibition whenever radicle protrusion is prevented (2003), Plant Physiol., 131, 1347-1359.
    View publication on PubMedView publication on EuropePMC

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.123 additional information osmotic or dehydration stress induces LeGOLS-1 expression, cold induces gene expression only in vegetative tissues Solanum lycopersicum

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.4.1.123 LeGOLS-1 gene encoding a 318-amino acids peptide is cloned, gene and cDNA structure, LeGOLS-1 expression pattern in seeds and seedlings during seed maturation and germination under various conditions, hormonal control of transcription of LeGOLS-1 in the absence of gibberellin and abscisic acid, up-regulation of gene expression before maturation desiccation and again after imbibition whenever radicle protrusion is prevented Solanum lycopersicum

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.123 UDP-galactose + myo-inositol Solanum lycopersicum first committed enzyme in biosynthesis of raffinose family oligosaccharides, which play a role in plant stress tolerance UDP + 1-O-alpha-D-galactosyl-D-myo-inositol
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.123 Solanum lycopersicum Q947G8 tomato, cv. Moneymaker, full length cDNA of LeGOLS-1
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2.4.1.123 Solanum lycopersicum Q947G8 tomato, cv. Moneymaker, genomic sequence of LeGOLS-1
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Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.123 endosperm LeGOLS-1 mRNA is present in endosperm caps Solanum lycopersicum
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2.4.1.123 radicle LeGOLS-1 mRNA is most abundant in radicle tips Solanum lycopersicum
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2.4.1.123 seed
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 Solanum lycopersicum
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Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.123 UDP-galactose + myo-inositol
-
 Solanum lycopersicum UDP + 1-O-alpha-D-galactosyl-D-myo-inositol identical with galactinol ?
2.4.1.123 UDP-galactose + myo-inositol first committed enzyme in biosynthesis of raffinose family oligosaccharides, which play a role in plant stress tolerance Solanum lycopersicum UDP + 1-O-alpha-D-galactosyl-D-myo-inositol
-
 ?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.123 30
-
 assay at Solanum lycopersicum