chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 4066487 4066488 T C 20 GENIC homozygous 112785646 15 4068855 4068856 G A 46 GENIC possibly homozygous 113118610 15 4070889 4070890 A G 20 GENIC possibly homozygous 113091757