chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 44436737 44436738 G T 21 GENIC homozygous 125270980 1 44436822 44436823 C A 18 GENIC homozygous 125270981 1 44436847 44436848 T C 6 GENIC homozygous 125270982 1 44467909 44467910 A G 14 GENIC homozygous 108091221