4GZJ:
reference: Structures of an active-site mutant of a plant 1,3-beta-glucanase in complex with oligosaccharide products of hydrolysis., Wojtkowiak A, Witek K, Hennig J, Jaskolski M, Acta Crystallogr D Biol Crystallogr. 2013 Jan;69(Pt 1):52-62. doi:, 10.1107/S0907444912042175. Epub 2012 Dec 20. PMID: 23275163

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