chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 81956544 81956545 C G 21 GENIC homozygous 116845004 8 81956677 81956678 A C 39 GENIC homozygous 116845005 8 81956826 81956827 A G 9 GENIC homozygous 116845006