chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 77771850 77771851 G A 6 GENIC homozygous 109865173 2 77771853 77771854 C T 5 GENIC homozygous 109865175 2 77771979 77771980 T C 10 GENIC homozygous 109865179 2 77771998 77771999 G A 5 GENIC homozygous 109865181 2 77772432 77772433 T C 9 GENIC homozygous 109865183