MYCN and neoplasm: These datasets comprise MYCN ChIP-seq data from the patient matched MYCN amplified cell lines KCN (from a primary tumour at diagnosis) and KCNR (from a secondary tumour after relapse), and of a time-course of MYCN overexpression in the MYCN inducible cell line SY5Y-MYCN at the following time-points: Un-induced (0h), 24h and 48h.