chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 56654647 56654648 T A 13 GENIC heterozygous 120891460 1 56656269 56656270 A G 18 GENIC homozygous 108109603 1 56658706 56658707 T C 24 GENIC heterozygous 120502790