chr start stop reference nuc variant nuc depth genic status zygosity variant ID 6 40517875 40517876 C T 7 GENIC homozygous 114766670 6 40518185 40518186 T C 17 GENIC homozygous 114766672 6 40518349 40518350 C A 18 GENIC homozygous 114766674