chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 250768408 250768409 T A 33 GENIC homozygous 109571430 1 250860495 250860496 T A 18 GENIC homozygous 109571431 1 250914187 250914188 G T 23 GENIC homozygous 108609025