PREX2 and melanoma: The Reproducibility Project did not attempt to replicate this finding, but subsequent studies have reported the frequency of PREX2 mutations in human melanoma (Hodis et al., 2012; Krauthammer et al., 2012; Marzese et al., 2014; Ni et al., 2013; Turajlic et al., 2012), including meta-analysis of 241 melanomas (Xia et al., 2014).