Mpakali, A. ; Giastas, P. ; Mathioudakis, N. ; Mavridis, I. M. ; Saridakis, E. ; Stratikos, E. Structural Basis For Antigenic Peptide Recognition And Processing By Endoplasmic Reticulum (Er) Aminopeptidase 2. Journal of Biological Chemistry 2015, 290, 26021-26032.