chr start stop reference nuc variant nuc depth genic status zygosity variant ID 8 130489147 130489148 T C 20 GENIC homozygous 877439223 8 130489456 130489457 T C 17 GENIC homozygous 877439222 8 130490262 130490263 C T 21 GENIC homozygous 877439221 8 130490968 130490969 T A 22 GENIC homozygous 877439220