chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 80331431 80331432 G C 31 GENIC homozygous 113127404 4 80331759 80331760 G A 72 GENIC heterozygous 113127406 4 80331773 80331774 A C 69 GENIC heterozygous 112744937