chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 140880821 140880822 T G 27 GENIC homozygous 55679695 7 140881155 140881156 G A 29 GENIC homozygous 55960666 7 140883848 140883849 G A 31 GENIC homozygous 55679701