chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 168641686 168641687 G C 33 GENIC homozygous 113475751 4 168656301 168656302 T A 27 GENIC homozygous 112944662 4 168662450 168662451 T A 27 GENIC homozygous 113475753