title: Genetic and physical mapping of the late region of bacteriophage T7 DNA by use of cloned fragments of T7 DNA.
mesh_terms: D001482:Base Composition; D001483:Base Sequence; D002874:Chromosome Mapping; D003001:Cloning, Molecular; D004274:DNA, Recombinant; D004279:DNA, Viral / Q000235:genetics*; D012321:DNA-Directed RNA Polymerases / Q000235:genetics; D009154:Mutation; D009876:Operon; D010957:Plasmids; D013604:T-Phages / Q000235:genetics*; D014764:Viral Proteins / Q000096:biosynthesis
chemical_list: D004274:DNA, Recombinant; D004279:DNA, Viral; D014764:Viral Proteins; D012321:DNA-Directed RNA Polymerases