chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 265074505 265074506 T G 15 GENIC homozygous 108783649 1 265075125 265075126 T C 18 GENIC homozygous 108783650 1 265077223 265077224 T G 15 GENIC heterozygous 108783651