The figure legends for Figs. [5](#pone.0122658.g001){ref-type="fig"} and [6](#pone.0122658.g002){ref-type="fig"} are incorrectly switched. Please view the correctly ordered figure legends below.

![Small molecules bound to FKBP12 in ESI-MS.](pone.0122658.g001){#pone.0122658.g001}

![Carbenoxolone, 20nM inhibitor of 11β-HSD1.](pone.0122658.g002){#pone.0122658.g002}
