title: Evolutionary variants of simian virus 40: Nucleotide sequence of a conserved SV40 DNA segment containing the origin of viral DNA replication as an inverted repetition.
mesh_terms: D001483:Base Sequence; D005075:Biological Evolution; D004261:DNA Replication; D004279:DNA, Viral; D014644:Genetic Variation; D013539:Simian virus 40 / Q000235:genetics*; D014779:Virus Replication
chemical_list: D004279:DNA, Viral