chr start stop reference nuc variant nuc depth genic status zygosity variant ID 16 68911713 68911714 G C 21 GENIC homozygous 654606271 16 68911977 68911978 G - 13 GENIC homozygous 759815533 16 68912328 68912329 A - 4 GENIC heterozygous 759815534