chr start stop reference nuc variant nuc depth genic status zygosity variant ID 20 6208080 6208081 G A 6 GENIC heterozygous 45674282 20 6208096 6208097 T C 5 GENIC heterozygous 45674283 20 6209616 6209617 T C 41 GENIC heterozygous 45674286