3DYR:
reference: Properties of the thioredoxin fold superfamily are modulated by a single amino acid residue., Ren G, Stephan D, Xu Z, Zheng Y, Tang D, Harrison RS, Kurz M, Jarrott R, Shouldice SR, Hiniker A, Martin JL, Heras B, Bardwell JC, J Biol Chem. 2009 Apr 10;284(15):10150-9. Epub 2009 Jan 30. PMID: 19181668

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