chr start stop reference nuc variant nuc depth genic status zygosity variant ID 7 54831560 54831563 GGA --- 8 GENIC heterozygous 56108807 7 54831562 54831563 A ATT 7 GENIC heterozygous 56108808 7 54831692 54831693 G - 16 GENIC heterozygous 55024580