chr start stop reference nuc variant nuc depth genic status zygosity variant ID 17 49610960 49610961 A G 16 GENIC homozygous 977375546 17 49613802 49613803 G T 36 GENIC homozygous 977375547 17 49615156 49615157 C T 20 GENIC heterozygous 977375548