chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 185962402 185962403 C A 41 GENIC homozygous 74631096 1 185965537 185965538 T C 44 GENIC homozygous 74631098 1 185965918 185965919 T C 50 GENIC homozygous 74631100