1EWY:
reference: Crystallographic studies of the interaction between the ferredoxin-NADP+ reductase and ferredoxin from the cyanobacterium Anabaena: looking for the elusive ferredoxin molecule., Morales R, Kachalova G, Vellieux F, Charon MH, Frey M, Acta Crystallogr D Biol Crystallogr 2000 Nov;56 ( Pt 11):1408-12. PMID: 11053838

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