chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 127747880 127747881 A T 14 GENIC homozygous 69933946 7 127747919 127747920 C T 7 GENIC homozygous 69933948 7 127749200 127749201 C G 9 GENIC homozygous 69101941