chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 13997406 13997407 C G 27 GENIC homozygous 115574482 7 13997535 13997536 A G 25 GENIC homozygous 115574483 7 13997715 13997716 G C 24 GENIC homozygous 115574484