chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 220744913 220744914 T C 19 GENIC homozygous 108542980 1 220745073 220745074 A T 4 GENIC heterozygous 125309093 1 220745074 220745075 A T 4 GENIC heterozygous 125309094 1 220745576 220745577 A C 7 GENIC homozygous 108542988