ERCC4 and pituitary adenocarcinoma: In addition to the two genes, ERCC4, NBN, FANCA, FANCE and FANCG were shared between BTG and PTCa; WRN, POLD1 and PALB2 were shared between BTG and PTCb groups while BRIP1 and RAD51B were identified in PTCa and PTCb only.