chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 90875941 90875942 G A 22 GENIC homozygous 62141028 1 90876661 90876662 C T 23 GENIC homozygous 61888390 1 90876742 90876743 T G 21 GENIC homozygous 61464293 1 90876771 90876772 T C 19 GENIC homozygous 61888391 1 90879115 90879117 AC -- 39 GENIC heterozygous 61464300