Structure-based mechanism of ligand binding for periplasmic solute-binding protein of the Bug family.
Herrou J, Bompard C, Antoine R, Leroy A, Rucktooa P, Hot D, Huvent I, Locht C, Villeret V, Jacob-Dubuisson F. J Mol Biol. 2007 Nov 2; 373(4):954-64. Epub 2007 Aug 19.