The Many Faces of Cold Virus HRV14.
The protein coat of the human rhinovirus HRV14 is composed of 12 pentameric caps each containing five copies of the three coat proteins, VP1, VP2, ans VP3. The computer reconstruction shown here illustrate one of these fivefold-symetric units, with red, green, and blue used to denote the three constituent proteins. Original public domain image from Flickr