What Is the Double C G G?

There is a line in this code the vir called the double c g g. It's suppressed naturally, but it's everywhere in laboratory work. The insertion sequence of choice is thedouble c g g because it's red redily vil convenient. This exact c g g senquence that appears in sars covein must explain why this novel corono virus happened to pick its least favorite combination. We have a ton of experience with inserting the c g c into a virus to make it more lethal.