chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 2504819 2504820 G T 33 GENIC homozygous 115545312 7 2507975 2507976 G A 20 GENIC homozygous 115545314 7 2509492 2509493 G A 22 GENIC homozygous 115545318