chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 189913440 189913441 G C 19 GENIC homozygous 110172263 2 189913683 189913684 C T 40 GENIC homozygous 110172265 2 189914335 189914336 G A 28 GENIC homozygous 110172267 2 189918502 189918503 C T 19 GENIC homozygous 110172269 2 189918733 189918734 G A 27 GENIC homozygous 110172271