5DPN:
reference: Neutron Crystallographic Studies Reveal Hydrogen Bond and Water-Mediated Interactions between a Carbohydrate-Binding Module and Its Bound Carbohydrate Ligand., Fisher SZ, von Schantz L, Hakansson M, Logan DT, Ohlin M, Biochemistry. 2015 Oct 27;54(42):6435-8. doi: 10.1021/acs.biochem.5b01058. Epub, 2015 Oct 13. PMID: 26451738

This OCA Structure page
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