1CO7:
reference: Structural similarity of cytochrome c2 from Rhodopseudomonas viridis to mitochondrial cytochromes c revealed by its crystal structure at 2.7 A resolution., Sogabe S, Ezoe T, Kasai N, Saeda M, Uno A, Miki M, Miki K, FEBS Lett 1994 May 23;345(1):5-8. PMID: 8194599

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