chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 175731739 175731740 C A 4 GENIC heterozygous 126151064 4 175748441 175748442 A T 7 GENIC heterozygous 126056075 4 175748458 175748459 A G 4 GENIC homozygous 126151066