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(a) Final comprehensive LF pharmacophore hypothesis UM1, superimposed on the LF active site (1YQY.pdb55), with key receptor residues, catalytic Zn2+ (magenta sphere), and three binding subsites displayed (MOE 2010.10). (b) List of features and their radii in UM1: Hyd = hydrophobic; Acc = hydrogen-bond acceptor; Don = hydrogen-bond donor
