chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 40534261 40534262 G T 46 GENIC homozygous 133257786 12 40535341 40535342 T C 40 GENIC homozygous 118270554 12 40536349 40536350 A G 48 GENIC homozygous 115328356