In addition to polyprotein 1ab 1 , polyprotein 1a and the four genes coding for major structural proteins spike ( S ) , small envelope ( E ) , membrane ( M ) and nucleocapsid ( N ) , six to eight additional proteins have been predicted
depending upon the strain
In addition to polyprotein 1ab 1 , polyprotein 1a and the four genes coding for major structural proteins spike ( S ) , small envelope ( E ) , membrane ( M ) and nucleocapsid ( N ) , six to eight additional proteins have been predicted depending upon the strain analyzed .
In addition to polyprotein 1ab 1 , polyprotein 1a and the four genes coding for major structural proteins spike ( S ) , small envelope ( E ) , membrane ( M ) and nucleocapsid ( N ) , six to eight additional proteins have been predicted depending upon the strain analyzed .