chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 52450846 52450847 C T 39 GENIC heterozygous 56893881 4 52451170 52451171 A G 42 GENIC heterozygous 56893883 4 52451229 52451230 G C 38 GENIC heterozygous 56893885