chr start stop reference nuc variant nuc depth genic status zygosity variant ID 2 227193853 227193854 C G 16 GENIC homozygous 59422241 2 227196953 227196954 C - 3 GENIC homozygous 59422243 2 227196962 227196963 C - 4 GENIC homozygous 59422244 2 227196965 227196966 A T 4 GENIC homozygous 59422246 2 227198553 227198554 T C 6 GENIC heterozygous 59422248