chr start stop reference nuc variant nuc depth genic status zygosity variant ID 16 21275518 21275519 T G 33 GENIC homozygous 111754329 16 21276843 21276844 T C 43 GENIC homozygous 111754331 16 21278891 21278892 T G 50 GENIC homozygous 111754333 16 21280930 21280931 T C 48 GENIC homozygous 111754335