chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 154225666 154225667 C T 12 GENIC homozygous 648139132 3 154226087 154226088 C CG 17 GENIC homozygous 755967823 3 154226533 154226535 GG -- 15 GENIC homozygous 755967824