chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 69745526 69745527 T C 21 GENIC homozygous 110550250 18 69752704 69752705 C T 11 GENIC homozygous 110550278 18 69776083 69776084 A G 8 GENIC heterozygous 110550302