chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 140547036 140547037 T A 4 GENIC homozygous 73959959 2 140552485 140552486 C A 26 GENIC homozygous 73959974 2 140552576 140552577 C G 24 GENIC homozygous 73959975