chr start stop reference nuc variant nuc depth genic status zygosity variant ID 3 84748260 84748261 A G 37 GENIC homozygous 57516142 3 84748676 84748677 T C 36 GENIC homozygous 57516144 3 84748988 84748989 G A 22 GENIC homozygous 57516146