2BT6:
reference: Light-induced reduction of bovine adrenodoxin via the covalently bound ruthenium(II) bipyridyl complex: intramolecular electron transfer and crystal structure., Halavaty A, Muller JJ, Contzen J, Jung C, Hannemann F, Bernhardt R, Galander M, Lendzian F, Heinemann U, Biochemistry. 2006 Jan 24;45(3):709-18. PMID: 16411746

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