chr start stop reference nuc variant nuc depth genic status zygosity variant ID 9 50262643 50262644 C G 14 GENIC heterozygous 51939705 9 50262741 50262742 C - 3 GENIC homozygous 51939711 9 50262743 50262744 A G 3 GENIC homozygous 52854253