1SM9:
reference: The coenzyme specificity of Candida tenuis xylose reductase (AKR2B5) explored by site-directed mutagenesis and X-ray crystallography., Petschacher B, Leitgeb S, Kavanagh KL, Wilson DK, Nidetzky B, Biochem J 2005 Jan 1;385(Pt 1):75-83. PMID: 15320875

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