JQ‐1 decreased the viability of NRAS‐mutant melanoma cells; moreover, sensitivity to JQ‐1 inversely correlated with BRD4 protein levels (Pearson's correlation coefficient = −0.759, P = 0.018; Figs 2A–C and EV2) but not with BRD2 or BRD3 levels (Fig 2D–H). Here, BRD2 is linked to melanoma.