Differential Water Thermodynamics Determine PI3K-Beta/Delta Selectivity for Solvent-Exposed Ligand Modifications. - Daniel Robinson; Thomas Bertrand; Jean-Christophe Carry; Frank Halley; Andreas Karlsson; Magali Mathieu; Hervé Minoux; Marc-Antoine Perrin; Benoit Robert; Laurent Schio; Woody Sherman (J. Chem. Inf. Model., 2016)