chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 227081959 227081960 G A 16 GENIC homozygous 111172669 2 227082255 227082256 T C 22 GENIC homozygous 110279578 2 227082423 227082424 C G 6 GENIC homozygous 125606819 2 227083562 227083563 C T 16 GENIC homozygous 111172671