Abstract
Polysomes from reovirus-infected L cells were analyzed. Although all 10 transcription products of the viral genome were represented in polysomes and presumably can be translated, fewer than 10 reovirus-specific polypeptides were detected in infected cells. The 5'-terminal sequence of all species of reovirus ribonucleic acid (RNA) from polysomes was ppGpYp, as previously found for the genome double-stranded RNA and the in vitro single-stranded products of the virion-associated RNA polymerase. RNA isolated from both heavy (>30 ribosomes) and light (5 to 8 ribosomes) polysomes includes similar amounts of large, medium, and small classes of reovirus single-stranded RNA, suggesting that linkage of the genome segments observed in virions may occur at the single-strand stage of RNA replication.
MeSH Terms
Animals
Centrifugation, Density Gradient
Chromatography, DEAE-Cellulose
Electrophoresis, Disc
Genetic Code
Genetic Linkage
L Cells/analysis,metabolism
Mice
Nucleic Acid Hybridization
Peptide Chain Termination, Translational
Peptides/analysis
Phosphorus Isotopes
RNA Nucleotidyltransferases/metabolism
RNA, Ribosomal/analysis
RNA, Viral/analysis,biosynthesis
Reoviridae/analysis,enzymology,growth & development,metabolism
Ribosomes/analysis
Tritium
Uridine/metabolism
Viral Proteins/biosynthesis
Virus Replication
Chemicals
Peptides
Phosphorus Isotopes
RNA, Ribosomal
RNA, Viral
Viral Proteins
Tritium
RNA Nucleotidyltransferases
Uridine
Authors & Affiliations
4 authors, click to expand affiliations / ORCID
Ward R
Banerjee A K
LaFiandra A
Shatkin A J
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