chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 66844387 66844388 T TTTCG 16 GENIC heterozygous 55726251 7 66846736 66846737 A G 70 GENIC heterozygous 55573769 7 66873468 66873469 A G 64 GENIC heterozygous 55573868