title: Electron microscopic mapping of RNA polymerase binding sites on SV40 DNA.
mesh_terms: D001483:Base Sequence; D001665:Binding Sites; D002874:Chromosome Mapping; D004279:DNA, Viral / Q000235:genetics* / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D008854:Microscopy, Electron; D013539:Simian virus 40 / Q000235:genetics*
chemical_list: D004279:DNA, Viral; D012321:DNA-Directed RNA Polymerases