chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 147907848 147907849 G A 20 GENIC homozygous 885895851 3 147908715 147908716 C G 19 GENIC homozygous 885895852 3 147908821 147908822 T C 10 GENIC homozygous 885895853