title: SV40 nucleoprotein complex activity unwinds superhelical turns in SV40 DNA.
mesh_terms: D000818:Animals; D002460:Cell Line; D002499:Centrifugation, Density Gradient; D004261:DNA Replication; D004270:DNA, Circular / Q000032:analysis / Q000096:biosynthesis / Q000378:metabolism*; D004279:DNA, Viral / Q000032:analysis / Q000096:biosynthesis / Q000378:metabolism*; D000882:Haplorhini; D007668:Kidney; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D009698:Nucleoproteins / Q000378:metabolism*; D010761:Phosphorus Radioisotopes; D011119:Polynucleotides / Q000032:analysis; D011485:Protein Binding; D013539:Simian virus 40 / Q000378:metabolism*; D013698:Templates, Genetic; D013936:Thymidine; D014316:Tritium; D014764:Viral Proteins / Q000032:analysis; D014779:Virus Replication
chemical_list: D004270:DNA, Circular; D004279:DNA, Viral; D009698:Nucleoproteins; D010761:Phosphorus Radioisotopes; D011119:Polynucleotides; D014764:Viral Proteins; D014316:Tritium; D013936:Thymidine