chr start stop reference nuc variant nuc depth genic status zygosity variant ID 1 163279676 163279677 G C 42 GENIC homozygous 74589998 1 163280316 163280317 A G 34 GENIC homozygous 74589999 1 163280347 163280348 T A 36 GENIC homozygous 74590000 1 163281395 163281396 T C 53 GENIC homozygous 74590002