chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 83537424 83537425 C T 4 GENIC heterozygous 894617158 18 83537434 83537435 T C 4 GENIC heterozygous 894617159 18 83554239 83554240 C A 7 GENIC heterozygous 894617160