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Literature summary for 1.18.1.2 extracted from

  • Tejero, J.; Peregrina, J.R.; Martinez-Julvez, M.; Gutierrez, A.; Gomez-Moreno, C.; Scrutton, N.S.; Medina, M.
    Catalytic mechanism of hydride transfer between NADP+/H and ferredoxin-NADP+ reductase from Anabaena PCC 7119 (2007), Arch. Biochem. Biophys., 459, 79-90.
    View publication on PubMed

Protein Variants

Protein Variants Comment Organism
Y235A reduction of mutant by NADPH is much slower than for wild-type Anabaena sp.
Y235F reduction of mutant by NADPH similar to wild-type Anabaena sp.

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information analysis of kinetic rate constants for the reaction of enzyme with NADP+/NADPH Anabaena sp.

Organism

Organism UniProt Comment Textmining
Anabaena sp.
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strain PCC 7119
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Reaction

Reaction Comment Organism Reaction ID
2 reduced ferredoxin + NADP+ + H+ = 2 oxidized ferredoxin + NADPH hydride transfer between Anabaena FNR and NADP+/H occurs through formation of two charge transfer complexes. FNR and NADP+/H conformations and orientation during the enzyme:coenzyme interaction is critical during formation of charge transfer complexes, which are necessary for an efficient hydride transfer Anabaena sp.