chr start stop reference nuc variant nuc depth genic status zygosity variant ID 16 20486170 20486171 T C 36 GENIC homozygous 47327805 16 20486491 20486497 TCTGCC ------ 19 GENIC homozygous 47327807 16 20486589 20486590 T G 22 GENIC homozygous 47327809