The potassium channel protein is a membrane protein that spans the phospholipid bilayer, a strongly non-polar environment. what
is unusual about the potassium channel protein with respect to the protein folding rules for soluble proteins? why does the potassium channel protein need to operate by different folding rules?
The capsid surrounds the virus and is composed of a finite number of protein subunits known as capsomeres, which usually associate with, or are found close to, the virion nucleic acid
