coli. Arabinose have to first getting changed into ribulose-5-phosphate before it shall be metabolized. This new arabinose operon have around three genetics,araB, araA and you can araD one to encode for a few minerals to manage it sales.
The regulatory sites of the ara operon include four sites that bind the C protein and one CAP binding site. The araOstep one and araOdos sites are upstream of the promoter and CAP binding sites. The other two C protein binding sites called araI1 and araI2 are located between the CAP binding site and the promoter.