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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1991-4-22
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pubmed:databankReference | |
pubmed:abstractText |
Ddp2 is a 5.8-kb, high-copy-number, nuclear plasmid found in the eukaryote Dictyostelium discoideum. We have identified two functional domains, a large open reading frame (Rep gene) and a 626-bp fragment containing an origin of replication (ori). The ori, when cloned into a shuttle vector, confers stable extrachromosomal replication in D. discoideum, provided that the Rep gene, which acts in trans, is integrated into the host genome. Ddp2 carries a 501-bp imperfect inverted repeat, and part of the ori overlaps with one of these repeats. The ori sequence contains two direct repeats of 49 bp comprising two 10-bp "TGTCATGACA" palindromes separated by a poly(T.A) sequence. Deletion of either 49-bp repeat abolished extrachromosomal replication.
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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 |
Nov
|
pubmed:issn |
0147-619X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
24
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
208-17
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2077545-Base Sequence,
pubmed-meshheading:2077545-Cell Nucleus,
pubmed-meshheading:2077545-Chromosomes, Fungal,
pubmed-meshheading:2077545-Cloning, Molecular,
pubmed-meshheading:2077545-DNA, Fungal,
pubmed-meshheading:2077545-DNA Replication,
pubmed-meshheading:2077545-Dictyostelium,
pubmed-meshheading:2077545-Genetic Vectors,
pubmed-meshheading:2077545-Molecular Sequence Data,
pubmed-meshheading:2077545-Open Reading Frames,
pubmed-meshheading:2077545-Plasmids,
pubmed-meshheading:2077545-Restriction Mapping,
pubmed-meshheading:2077545-Transformation, Genetic
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pubmed:year |
1990
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pubmed:articleTitle |
Identification of the origin of replication of the eukaryote Dictyostelium discoideum nuclear plasmid Ddp2.
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pubmed:affiliation |
School of Biological Sciences, Macquarie University, Sydney, New South Wales, Australia.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
|