ARID1A and melanoma: An analysis of mutational patterns of ARID1A mutated melanomas (n = 116) versus ARID1A wild-type melanomas (n = 1180) revealed a significantly higher number of mutations in ARID1A mutated melanomas (mean 19.6 mutations versus 3.3 mutations per sample) (p < 0.0001) (Figure 1A).