chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 79256729 79256730 C A 51 GENIC homozygous 807744458 6 79256730 79256731 C G 53 GENIC homozygous 807744459 6 79257381 79257382 A G 44 GENIC homozygous 807744460