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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1988-9-20
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pubmed:databankReference | |
pubmed:abstractText |
A 7,022 bp BamHI-EcoRI fragment, located in the inverted repeat of spinach chloroplast, has been sequenced. It contains a 2131 codon open reading frame (ORF) homologous to both tobacco ORFs 581 and 1708, and to Marchantia ORF 2136. Relative to the Marchantia chloroplast genome, spinach ORF 2131 is located at the end of a large inversion; the other end point is close to trnL, the position of which is the same in Marchantia, tobacco and spinach. In Marchantia, two 8 bp direct repeats flanking two 10 bp indirect repeats are present near the end points of the inversion. These repeats may result from a transposon-mediated insertion which would have facilitated the subsequent inversion. From a comparison of the gene organization of the spinach, tobacco, and Marchantia genomes in this region, we propose a step-wise process to explain the expansion of the inverted repeat from a Marchantia-like genome to the spinach/tobacco genome.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
May
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pubmed:issn |
0172-8083
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
433-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2841033-Base Sequence,
pubmed-meshheading:2841033-Chloroplasts,
pubmed-meshheading:2841033-DNA Restriction Enzymes,
pubmed-meshheading:2841033-DNA Transposable Elements,
pubmed-meshheading:2841033-Genes,
pubmed-meshheading:2841033-Molecular Sequence Data,
pubmed-meshheading:2841033-Nucleotide Mapping,
pubmed-meshheading:2841033-Plants,
pubmed-meshheading:2841033-Sequence Homology, Nucleic Acid,
pubmed-meshheading:2841033-Species Specificity
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pubmed:year |
1988
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pubmed:articleTitle |
Characterization of a large inversion in the spinach chloroplast genome relative to Marchantia: a possible transposon-mediated origin.
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pubmed:affiliation |
Laboratoire de Biologie Moléculaire Végétale, CNRS UA 1178, Université de Grenoble, France.
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pubmed:publicationType |
Journal Article,
Comparative Study
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