chr start stop reference nuc variant nuc depth genic status zygosity variant ID 13 57715569 57715570 T - 8 GENIC homozygous 49956642 13 57725148 57725149 A G 1 GENIC homozygous 49766912 13 57725180 57725181 A - 4 GENIC homozygous 49766914