chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 71759067 71759068 G C 17 GENIC homozygous 112707098 4 71759172 71759173 T C 15 GENIC homozygous 112707100 4 71763046 71763047 A G 20 GENIC homozygous 112707102