ttype patient gene classification type chr pos ref_allele newbase context65 cons46 LUAD TCGA-50-6590 PURA SNP Missense_Mutation 5 139494510 G T 35 78 OV TCGA-61-2113 PURA SNP Missense_Mutation 5 139494241 C T 32 98 LUSC TCGA-66-2754 PURA SNP Missense_Mutation 5 139494223 C T 23 83 HNSC TCGA-CR-7372 PURA SNP Nonsense_Mutation 5 139494355 G T 37 99 BLCA TCGA-GV-A3JZ PURA SNP Missense_Mutation 5 139494256 C T 27 70