chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 19823655 19823656 A G 44 GENIC homozygous 109626141 2 19823670 19823671 C T 46 GENIC homozygous 109626142 2 19823750 19823751 A G 37 GENIC homozygous 109626144 2 19824223 19824224 C T 48 GENIC homozygous 109626146