chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 55862370 55862371 T C 29 GENIC homozygous 55565701 7 55862675 55862676 T A 28 GENIC homozygous 55565703 7 55862927 55862928 C A 26 GENIC homozygous 55662764