chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 129503775 129503776 C T 20 GENIC heterozygous 54108867 7 129505485 129505486 G A 5 GENIC heterozygous 54108878 7 129508151 129508153 AT -- 21 GENIC heterozygous 54108884