chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 231845942 231845943 A C 19 GENIC homozygous 547675780 1 231853004 231853005 A - 1 GENIC homozygous 698345607 1 231857151 231857153 TG -- 9 GENIC homozygous 698345610