1AHZ:
reference: Crystal structures and inhibitor binding in the octameric flavoenzyme vanillyl-alcohol oxidase: the shape of the active-site cavity controls substrate specificity., Mattevi A, Fraaije MW, Mozzarelli A, Olivi L, Coda A, van Berkel WJ, Structure. 1997 Jul 15;5(7):907-20. PMID: 9261083

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