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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2001-2-8
pubmed:abstractText
We have sequenced the entire genome of a virulent field isolate of Sendai virus, the Hamamatsu strain, and compared the sequence with that of a distant related strain, the Z strain. Calculation of synonymous and non-synonymous (amino acid changing) nucleotide substitutions revealed regions where changes were permissive and non-permissive, and the experimentally determined functional region were found to be conserved, showing that important regions for function were conserved during evolution. In the cistron-overlapping regions in the P gene, one reading frame was conserved, whereas the other overlapping frame was flexible. The priority of one frame could be a strategy for evolution of an overlapping gene of RNA viruses. We found that the carboxyl two thirds of the C protein was conserved over the amino-terminal one third, possessing priority to the overlapping P polypeptide. This suggests that the carboxyl two thirds of the C protein have a functional importance. We also found a highly variable region between the L coding frame and the 5' trailer sequence. The relevance of these findings to actual viral replication should be clarified in the future.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jan
pubmed:issn
0920-8569
pubmed:author
pubmed:issnType
Print
pubmed:volume
22
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
47-52
pubmed:dateRevised
2008-11-21
pubmed:meshHeading
pubmed:year
2001
pubmed:articleTitle
Conserved and non-conserved regions in the Sendai virus genome: evolution of a gene possessing overlapping reading frames.
pubmed:affiliation
Department of Bacteriology, Hiroshima University School of Medicine, Japan.
pubmed:publicationType
Journal Article