chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 254965262 254965263 T C 25 GENIC heterozygous 59518840 2 254976577 254976578 G A 50 GENIC heterozygous 62656613 2 254979838 254979839 G A 6 GENIC heterozygous 59518904