chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 144548682 144548683 G T 11 GENIC homozygous 115945477 7 144548897 144548898 A C 8 GENIC homozygous 115945478 7 144549116 144549117 G A 21 GENIC homozygous 115945480