3R9V:
reference: Identification of the bile salt binding site on IpaD from Shigella flexneri and the influence of ligand binding on IpaD structure., Barta ML, Guragain M, Adam P, Dickenson NE, Patil M, Geisbrecht BV, Picking WL, Picking WD, Proteins. 2012 Mar;80(3):935-45. PMID: 22423359

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