chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 254340551 254340552 G A 29 GENIC homozygous 110915686 2 254341099 254341100 A G 17 GENIC homozygous 110397969 2 254346694 254346695 C T 11 GENIC homozygous 110397983