3AB1:
reference: Asymmetric dimeric structure of ferredoxin-NAD(P)+ oxidoreductase from the green sulfur bacterium Chlorobaculum tepidum: implications for binding ferredoxin and NADP+., Muraki N, Seo D, Shiba T, Sakurai T, Kurisu G, J Mol Biol. 2010 Aug 20;401(3):403-14. Epub 2010 Jun 18. PMID: 20600130

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