chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 79792492 79792493 G A 29 GENIC homozygous 108875528 1 79792917 79792918 C T 28 GENIC homozygous 108875529 1 79794748 79794749 T C 35 GENIC homozygous 108875530