1QMO:
reference: The role of weak protein-protein interactions in multivalent lectin-carbohydrate binding: crystal structure of cross-linked FRIL., Hamelryck TW, Moore JG, Chrispeels MJ, Loris R, Wyns L, J Mol Biol. 2000 Jun 16;299(4):875-83. PMID: 10843844

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