title: Genome organization and expression of reverse transcribing elements: variations and a theme.
mesh_terms: D004251:DNA Transposable Elements; D004279:DNA, Viral / Q000235:genetics; D005814:Genes, Viral; D009029:Mosaic Viruses / Q000235:genetics; D012367:RNA, Viral / Q000235:genetics; D012194:RNA-Directed DNA Polymerase / Q000378:metabolism*; D012190:Retroviridae / Q000201:enzymology / Q000235:genetics; D014158:Transcription, Genetic; D014764:Viral Proteins / Q000235:genetics
chemical_list: D004251:DNA Transposable Elements; D004279:DNA, Viral; D012367:RNA, Viral; D014764:Viral Proteins; D012194:RNA-Directed DNA Polymerase