5KQA:
reference: Structural insights into the binding of buckwheat glutaredoxin with GSH and regulation of its catalytic activity., Zhang X, Wang W, Li C, Zhao Y, Yuan H, Tan X, Wu L, Wang Z, Wang H, J Inorg Biochem. 2017 Aug;173:21-27. doi: 10.1016/j.jinorgbio.2017.04.019. Epub, 2017 Apr 27. PMID: 28478310

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