chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 266075932 266075933 A G 14 GENIC homozygous 108637498 1 266077636 266077637 C T 15 GENIC homozygous 108637499 1 266077881 266077882 C G 23 GENIC homozygous 108637500