chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 164437302 164437303 T C 24 GENIC homozygous 108351045 1 164438467 164438468 T C 22 GENIC homozygous 108351051 1 164439731 164439732 G A 26 GENIC homozygous 108351053