chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 234184741 234184742 A G 17 GENIC homozygous 664600401 1 234185098 234185099 C T 21 GENIC homozygous 664600402 1 234185839 234185840 A G 29 GENIC homozygous 664600403