chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 227052063 227052064 G T 14 GENIC heterozygous 927243171 1 227060931 227060932 T C 22 GENIC heterozygous 927243172 1 227061763 227061764 T C 15 GENIC heterozygous 927243173