chr start stop reference nuc variant nuc depth genic status zygosity variant ID 15 33767911 33767912 C A 16 GENIC homozygous 112478712 15 33773052 33773053 T A 16 GENIC homozygous 112478714 15 33775120 33775121 T C 12 GENIC homozygous 112478716