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Literature summary for 1.1.1.49 extracted from

  • Esposito, S.; Massaro, G.; Vona, V.; Di Martino Rigano, V.; Carfagna, S.
    Glutamate synthesis in barley roots: the role of the plastidic glucose-6-phosphate dehydrogenase (2003), Planta, 216, 639-647.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
NADPH slight inhibition Hordeum vulgare

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.009
-
NADP+ 25°C Hordeum vulgare
0.96
-
D-glucose 6-phosphate 25°C Hordeum vulgare

Localization

Localization Comment Organism GeneOntology No. Textmining
plastid isozyme, not in chloroplast Hordeum vulgare 9536
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
53100
-
x * 53100, SDS-PAGE Hordeum vulgare

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
D-glucose 6-phosphate + NADP+ Hordeum vulgare involved in oxidative pentose phosphate pathway in roots, related to glutamate synthesis in the plastids D-glucono-1,5-lactone 6-phosphate + NADPH + H+
-
?

Organism

Organism UniProt Comment Textmining
Hordeum vulgare
-
var. Alfeo, root plastidic isozyme
-

Purification (Commentary)

Purification (Comment) Organism
rapid partial purifiation from root plastids, 17.7fold Hordeum vulgare

Source Tissue

Source Tissue Comment Organism Textmining
root
-
Hordeum vulgare
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.15
-
partially purified enzyme Hordeum vulgare

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-glucose 6-phosphate + NADP+
-
Hordeum vulgare D-glucono-1,5-lactone 6-phosphate + NADPH + H+
-
?
D-glucose 6-phosphate + NADP+ involved in oxidative pentose phosphate pathway in roots, related to glutamate synthesis in the plastids Hordeum vulgare D-glucono-1,5-lactone 6-phosphate + NADPH + H+
-
?

Subunits

Subunits Comment Organism
? x * 53100, SDS-PAGE Hordeum vulgare

Synonyms

Synonyms Comment Organism
Glc6PDH
-
Hordeum vulgare
glucose-6-phosphate dehydrogenase
-
Hordeum vulgare

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
assay at Hordeum vulgare

Cofactor

Cofactor Comment Organism Structure
NADP+
-
Hordeum vulgare

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.059
-
NADPH 25°C Hordeum vulgare