the translation products of the snyder-theilen ( st ) and gardner-arnstein ( ga ) strains of feline sarcoma virus ( fesv ) , termed gag-fes proteins , are high molecular weight polyproteins containing different amounts of the amino terminus of the feline leukemia virus ( felv ) gag gene-coded precursor protein linked to a similar sarcoma virus-specific polypeptide .
C0017279
gag
C0032583
polyproteins