chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 210999273 210999274 G C 48 GENIC heterozygous 926380238 4 211000754 211000755 G A 172 GENIC heterozygous 926380239 4 211002542 211002543 G C 8 GENIC heterozygous 926380240