chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 77137571 77137572 A T 30 GENIC homozygous 116844457 8 77137636 77137637 T G 23 GENIC homozygous 116522894 8 77137946 77137947 T A 26 GENIC homozygous 117910890