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Literature summary for 1.2.1.13 extracted from

  • Fermani, S.; Sparla, F.; Falini, G.; Martelli, P.L.; Casadio, R.; Pupillo, P.; Ripamonti, A.; Trost, P.
    Molecular mechanism of thioredoxin regulation in photosynthetic A2B2-glyceraldehyde-3-phosphate dehydrogenase (2007), Proc. Natl. Acad. Sci. USA, 104, 11109-11114.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli Spinacia oleracea

Crystallization (Commentary)

Crystallization (Comment) Organism
sitting drop vapour diffusion method with 2.0-2.5 M or 1.5-1.2 M ammonium sulfate and 0.1 M potassium phosphate (pH 7.0-8.0) Spinacia oleracea

Protein Variants

Protein Variants Comment Organism
D351N the mutation only marginally affects the redox sensitivity Spinacia oleracea
E356Q the mutation only marginally affects the redox sensitivity Spinacia oleracea
E356Q/E357Q complete redox insensitivity is achieved in the double mutant Spinacia oleracea
E357Q the mutation only marginally affects the redox sensitivity Spinacia oleracea

Localization

Localization Comment Organism GeneOntology No. Textmining
chloroplast
-
Spinacia oleracea 9507
-

Organism

Organism UniProt Comment Textmining
Spinacia oleracea P19866
-
-

Oxidation Stability

Oxidation Stability Organism
oxidation typically leads to about 50% inhibition of the NADPH-dependent activity Spinacia oleracea

Purification (Commentary)

Purification (Comment) Organism
-
Spinacia oleracea

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-glyceraldehyde 3-phosphate + phosphate + NADP+
-
Spinacia oleracea 3-phospho-D-glyceroyl phosphate + NADPH + H+
-
?

Subunits

Subunits Comment Organism
heterotetramer fully active enzyme Spinacia oleracea

Synonyms

Synonyms Comment Organism
A2B2-GAPDH fully active enzyme Spinacia oleracea
A2B2-glyceraldehyde-3-phosphate dehydrogenase
-
Spinacia oleracea

Cofactor

Cofactor Comment Organism Structure
NAD+ does also accept NAD+ but to a lower degree than NADP+ Spinacia oleracea
NADP+ preferred cofactor Spinacia oleracea