3L6H:
reference: Ligand binding and crystal structures of the substrate-binding domain of the ABC transporter OpuA., Wolters JC, Berntsson RP, Gul N, Karasawa A, Thunnissen AM, Slotboom DJ, Poolman B, PLoS One. 2010 Apr 29;5(4):e10361. PMID: 20454456

This OCA Structure page
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