chr start stop reference nuc variant nuc depth genic status zygosity variant ID 4 117264605 117264606 A T 18 GENIC homozygous 963725509 4 117264644 117264645 C G 18 GENIC homozygous 963725510 4 117265590 117265591 C A 25 GENIC homozygous 963725511