FNIP1 and neuroblastoma: Notably, the enrichment of NF‐κB p65 on promoter regions of FLCN and FNIP1, but not of NR1D1 or RIOK3, was decreased in these NB cells with stable RORB over‐expression, which was reversed by knockdown of NR1D1 or RIOK3 (Figure 3D; Figure S5D, Supporting Information).