chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 115774684 115774685 A G 13 GENIC homozygous 557219938 2 115774922 115774923 A G 18 GENIC homozygous 557219939 2 115775063 115775064 G C 22 GENIC homozygous 557219940