chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 80592037 80592038 A C 16 GENIC homozygous 135576921 1 80592050 80592051 A T 16 GENIC homozygous 402951289 1 80592050 80592051 A 16 GENIC heterozygous 402951290 1 80592117 80592118 A 24 GENIC homozygous 135411976