chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 170253527 170253528 C T 40 GENIC homozygous 960634299 3 170253602 170253603 G C 28 GENIC homozygous 960634300 3 170253890 170253891 T C 40 GENIC homozygous 960634301