chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 958293 958295 TT -- 14 GENIC heterozygous 50392891 12 972000 972007 TTTGGGT ------- 52 GENIC heterozygous 49999815 12 972008 972009 A AAC 46 GENIC heterozygous 49999816