chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 251520274 251520275 G GGA 3 GENIC heterozygous 757012615 1 251520274 251520275 G GGAGA 3 GENIC heterozygous 757012616 1 251520274 251520275 G GGAGAGAGAGA 3 GENIC heterozygous 757012618