title: Murine leukemia virus gag polyproteins: the peptide chain unique to Pr80 is located at the amino terminus.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000939:Epitopes; D008715:Methionine / Q000032:analysis; D008970:Molecular Weight; D010455:Peptides / Q000032:analysis*; D011498:Protein Precursors / Q000032:analysis*; D011925:Rauscher Virus / Q000032:analysis* / Q000276:immunology; D014764:Viral Proteins / Q000032:analysis* / Q000276:immunology
chemical_list: D000596:Amino Acids; D000939:Epitopes; D010455:Peptides; D011498:Protein Precursors; D014764:Viral Proteins; D008715:Methionine