chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 273509101 273509102 A G 25 GENIC heterozygous 61224416 1 273510310 273510311 C T 6 GENIC heterozygous 61224419 1 273511535 273511536 C T 25 GENIC heterozygous 61224420