title: An electrofocusing system for the analysis of proteins and their genetic variants.
mesh_terms: D003090:Coliphages / Q000235:genetics; D004926:Escherichia coli; D014644:Genetic Variation; D007525:Isoelectric Focusing / Q000379:methods; D009154:Mutation; D014764:Viral Proteins / Q000235:genetics / Q000302:isolation & purification*
chemical_list: D014764:Viral Proteins