chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 172227802 172227803 G T 17 GENIC heterozygous 927427235 1 172228099 172228100 C T 40 GENIC heterozygous 927427236 1 172228157 172228158 A G 18 GENIC heterozygous 927427237 1 172228275 172228276 G A 16 GENIC heterozygous 927427238