1ISZ:
reference: Crystal structures of the sugar complexes of Streptomyces olivaceoviridis E-86 xylanase: sugar binding structure of the family 13 carbohydrate binding module., Fujimoto Z, Kuno A, Kaneko S, Kobayashi H, Kusakabe I, Mizuno H, J Mol Biol 2002 Feb 8;316(1):65-78. PMID: 11829503

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