chr start stop reference nuc variant nuc depth genic status zygosity variant ID 12 22155815 22155816 C T 31 GENIC homozygous 115280535 12 22158094 22158095 C T 22 GENIC homozygous 115445668 12 22159277 22159278 T C 27 GENIC homozygous 115445670 12 22159322 22159323 G T 27 GENIC homozygous 115445672