chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 79256729 79256730 C A 33 GENIC homozygous 993930100 6 79256730 79256731 C G 32 GENIC homozygous 993930101 6 79257381 79257382 A G 25 GENIC homozygous 993930102