5X6S:
reference: Crystal Structure and Substrate Specificity Modification of Acetyl Xylan Esterase from Aspergillus luchuensis., Komiya D, Hori A, Ishida T, Igarashi K, Samejima M, Koseki T, Fushinobu S, Appl Environ Microbiol. 2017 Aug 11. pii: AEM.01251-17. doi:, 10.1128/AEM.01251-17. PMID: 28802264

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