chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 28038717 28038718 G C 52 GENIC homozygous 115628392 7 28038969 28038970 C T 76 GENIC homozygous 115628393 7 28039806 28039807 T C 43 GENIC homozygous 115628394