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Literature summary for 1.3.2.3 extracted from

  • Li, B.; Yang, Y.; Yu, C.; Li, S.; Chen, J.; Liu, X.; Qin, H.; Wang, D.
    Partial suppression of L-galactono-1,4-lactone dehydrogenase causes significant reduction in leaf water loss through decreasing stomatal aperture size in Arabidopsis (2014), Plant Growth Regul., 72, 171-179 .
No PubMed abstract available

Cloned(Commentary)

Cloned (Comment) Organism
gene GLDH, quantitative real-time RT-PCR enzyme expression analysis Arabidopsis thaliana

Protein Variants

Protein Variants Comment Organism
additional information homozygous Arabidopsis thaliana mutant (gldhRNAi3-11) plants with approximately 40% of the GLDH activity of wild-type controls are developed by RNA interference (three genotypes), and are viable under standard laboratory conditions. Mutant gldhRNAi3-11 plants show about 20% decrease in the contents of reduced ascorbic acid and total ascorbic acid. Partial suppression of GLDH activity in RNAi lines confers significant reduction in leaf water loss through decreasing stomatal aperture size in Arabidopsis thaliana, phenotype, overview Arabidopsis thaliana

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
-
Arabidopsis thaliana 5739
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-galactono-1,4-lactone + 4 ferricytochrome c Arabidopsis thaliana overall reaction L-dehydroascorbate + 4 ferrocytochrome c + 4 H+
-
?
L-galactono-1,4-lactone + 4 ferricytochrome c Arabidopsis thaliana Col-0 overall reaction L-dehydroascorbate + 4 ferrocytochrome c + 4 H+
-
?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana Q9SU56
-
-
Arabidopsis thaliana Col-0 Q9SU56
-
-

Source Tissue

Source Tissue Comment Organism Textmining
rosette leaf
-
Arabidopsis thaliana
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-galactono-1,4-lactone + 4 ferricytochrome c overall reaction Arabidopsis thaliana L-dehydroascorbate + 4 ferrocytochrome c + 4 H+
-
?
L-galactono-1,4-lactone + 4 ferricytochrome c overall reaction Arabidopsis thaliana Col-0 L-dehydroascorbate + 4 ferrocytochrome c + 4 H+
-
?

Synonyms

Synonyms Comment Organism
GLDH
-
Arabidopsis thaliana
L-galactono-1,4-lactone dehydrogenase
-
Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
assay at Arabidopsis thaliana

Cofactor

Cofactor Comment Organism Structure
cytochrome c
-
Arabidopsis thaliana
FAD
-
Arabidopsis thaliana

General Information

General Information Comment Organism
malfunction homozygous Arabidopsis thaliana mutant gldhRNAi3-11 plants show approximately 40% of the GLDH activity of wild-type controls and are viable under standard laboratory conditions. Mutant gldhRNAi3-11 plants show about 20% decrease in the contents of reduced ascorbic acid and total ascorbic acid. Partial suppression of GLDH activity confers significant reduction in leaf water loss through decreasing stomatal aperture size in Arabidopsis thaliana, phenotype, overview Arabidopsis thaliana