chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 264793873 264793874 G A 6 GENIC homozygous 120351914 2 264796843 264796844 C A 13 GENIC homozygous 110442221 2 264797353 264797354 T C 17 GENIC homozygous 110442222