chr start stop reference nuc variant nuc depth genic status zygosity variant ID 16 19889427 19889428 G C 38 GENIC homozygous 111751552 16 19891447 19891448 C A 29 GENIC homozygous 111751554 16 19891898 19891899 A G 25 GENIC homozygous 111751556 16 19894007 19894008 A G 27 GENIC homozygous 111751558