2EIO:
reference: Design of Disulfide-linked Thioredoxin Dimers and Multimers Through Analysis of Crystal Contacts., Das M, Kobayashi M, Yamada Y, Sreeramulu S, Ramakrishnan C, Wakatsuki S, Kato R, Varadarajan R, J Mol Biol. 2007 Aug 2;. PMID: 17727880

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