2LIT:
reference: Conformational toggling of yeast iso-1-cytochrome C in the oxidized and reduced States., Lan W, Wang Z, Yang Z, Zhu J, Ying T, Jiang X, Zhang X, Wu H, Liu M, Tan X, Cao C, Huang ZX, PLoS One. 2011;6(11):e27219. Epub 2011 Nov 8. PMID: 22087268

This OCA Structure page
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