1C75:
reference: Crystal structure of oxidized Bacillus pasteurii cytochrome c553 at 0.97-A resolution., Benini S, Gonzalez A, Rypniewski WR, Wilson KS, Van Beeumen JJ, Ciurli S, Biochemistry 2000 Oct 31;39(43):13115-26. PMID: 11052663

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