chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 88118997 88118998 C A 22 GENIC homozygous 108884219 1 88119161 88119162 T C 31 GENIC homozygous 108884220 1 88120355 88120356 T C 26 GENIC homozygous 108884221 1 88120776 88120777 G A 27 GENIC homozygous 108884222