chr start stop reference nuc variant nuc depth genic status zygosity variant ID 18 76643792 76643793 G A 42 GENIC homozygous 110732979 18 76644008 76644009 C T 33 GENIC homozygous 110409599 18 76645161 76645162 G A 37 GENIC homozygous 110732981 18 76646070 76646071 T A 18 GENIC homozygous 110732983