chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 57522677 57522678 C T 29 GENIC homozygous 112658812 4 57532831 57532832 A T 17 GENIC homozygous 112658842 4 57575214 57575215 C G 5 GENIC homozygous 112658920