ArticleJournal of molecular evolution2004
The GC-rich transposon Bytmar1 from the deep-sea hydrothermal crab, Bythograea thermydron, may encode three transposase isoforms from a single ORF.
Article in Journal of molecular evolution, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.
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16 citing papers in PubMed, 31 citations in OpenAlex.
- Diversity and Evolution ofBiology · 2021Article
- Nucleotide composition of transposable elements likely contributes to AT/GC compositional homogeneity of teleost fish genomes.Mobile DNA · 2019Article
- The structural code of cyanobacterial genomes.Nucleic acids research · 2014Article
- Article
- Variation, evolution, and correlation analysis of C+G content and genome or chromosome size in different kingdoms and phyla.PloS one · 2014Article
- Genome-wide comparative analysis of 20 miniature inverted-repeat transposable element families in Brassica rapa and B. oleracea.PloS one · 2014Article
- Nuclear importation of Mariner transposases among eukaryotes: motif requirements and homo-protein interactions.PloS one · 2011Article
- Physical properties of DNA components affecting the transposition efficiency of the mariner Mos1 element.Molecular genetics and genomics : MGG · 2009Article
- Mariner transposons as genetic tools in vertebrate cells.Genetica · 2009Review
- DIRS1-like retrotransposons are widely distributed among Decapoda and are particularly present in hydrothermal vent organisms.BMC evolutionary biology · 2009Article
- The bacterial Tn9 chloramphenicol resistance gene: an attractive DNA segment for Mos1 mariner insertions.Molecular genetics and genomics : MGG · 2009Article
- GalEa retrotransposons from galatheid squat lobsters (Decapoda, Anomura) define a new clade of Ty1/copia-like elements restricted to aquatic species.Molecular genetics and genomics : MGG · 2008Article
- The bandit, a new DNA transposon from a hookworm-possible horizontal genetic transfer between host and parasite.PLoS neglected tropical diseases · 2007Article
- A third broad lineage of major histocompatibility complex (MHC) class I in teleost fish; MHC class II linkage and processed genes.Immunogenetics · 2007Article
- The mariner transposons belonging to the irritans subfamily were maintained in chordate genomes by vertical transmission.Journal of molecular evolution · 2006Article
- Evolution of full-length and deleted forms of the mariner-like element, Botmar1, in the Genome of the bumble bee, Bombus terrestris (Hymenoptera: Apidae).Journal of molecular evolution · 2005Article
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7 authors at 2 institutions in 1 country.
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No grant is acknowledged in the PubMed record.
Abstract
Mariner-like elements (MLEs) are classII transposons with highly conserved sequence properties and are widespread in the genome of animal species living in continental environments. We describe here the first full-length MLE found in the genome of a marine crustacean species, the deep-sea hydrothermal crab Bythograea thermydron (Crustacea), named Bytmar1. A comparison of its sequence features with those of the MLEs contained in the genomes of continental species reveals several distinctive characteristics. First, Bytmar1 elements contains an ORF that may encode three transposase isoforms 349, 379, and 398 amino acids (aa) in long. The two biggest proteins are due to the presence of a 30- and 49-aa flag, respectively, at the N-terminal end of the 349-aa cardinal MLE transposase. Their GC contents are also significantly higher than those found in continental MLEs. This feature is mainly due to codon usage in the transposase ORF and directly interferes with the curvature propensities of the Bytmar1 nucleic acid sequence. Such an elevated GC content may interfere with the ability of Bytmar 1 to form an excision complex and, in consequence, with its efficiency to transpose. Finally, the origin of these characteristics and their possible consequences on transposition efficiency are discussed.
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