chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 132847842 132847843 A G 21 GENIC homozygous 138227770 7 132847883 132847884 G A 21 GENIC homozygous 144810430 7 132849440 132849441 G A 15 GENIC homozygous 144810431