chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 227992117 227992118 T G 23 GENIC homozygous 61927289 1 227992125 227992126 G A 26 GENIC homozygous 61927290 1 227994162 227994163 A G 28 GENIC homozygous 61927291 1 227995021 227995022 T C 16 GENIC homozygous 61927292