chr start stop reference nuc variant nuc depth genic status zygosity variant ID 16 68911713 68911714 G C 27 GENIC homozygous 588582380 16 68911954 68911955 G - 18 GENIC homozygous 722850536 16 68911977 68911978 G - 19 GENIC homozygous 722850537