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Codon usage bias is the preferential or non-random use of synonymous codons, a ubiquitous phenomenon observed in bacteria, plants and animals. Different species have consistent and characteristic codon biases. Codon bias varies not only with species, family or group within kingdom, but also between the genes within an organism.
Sujatha Thankeswaran Parvathy +2 more
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Codon usage bias in radioresistant bacteria [PDF]
Abstract The relationship between patterns of codon usage bias (CUB), the preferential usage of synonimous nucleotide triplets encoding the same amino acid, and radioresistance was investigated int he genomes of 16 taxonomically distinct radioresistant prokaryotic organisms and in a control set of 11 non-radioresistant bacteria.
Dilucca M. +3 more
openaire +4 more sources
The Codon Statistics Database: A Database of Codon Usage Bias
Abstract We present the Codon Statistics Database, an online database that contains codon usage statistics for all the species with reference or representative genomes in RefSeq (over 15,000). The user can search for any species and access two sets of tables.
Krishnamurthy Subramanian +3 more
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Evolution of Codon Usage Bias in Diatoms [PDF]
Codon usage bias (CUB)—preferential use of one of the synonymous codons, has been described in a wide range of organisms from bacteria to mammals, but it has not yet been studied in marine phytoplankton. CUB is thought to be caused by weak selection for translational accuracy and efficiency.
Krasovec, Marc, Filatov, Dmitry
openaire +4 more sources
Codon usage and codon context bias in Xanthophyllomyces dendrorhous [PDF]
Synonymous codons are used differentially in organisms from the three domains of life, a phenomenon referred to as codon usage bias. In addition, codon pair bias, particularly in the 3' codon context, has also been described in several organisms and is associated with the accuracy and rate of translation. An improved understanding of both types of bias
Baeza Cancino, Marcelo +4 more
openaire +5 more sources
Enterovirus A Shows Unique Patterns of Codon Usage Bias in Conventional Versus Unconventional Clade
Enterovirus A (EV-A) species cause hand, foot and mouth disease (HFMD), threatening the health of young children. Understanding the mutual codon usage pattern of the virus and its host(s) has fundamental and applied values.
Liyan Zeng +7 more
doaj +1 more source
A general model of codon bias due to GC mutational bias.
BackgroundIn spite of extensive research on the effect of mutation and selection on codon usage, a general model of codon usage bias due to mutational bias has been lacking.
Gareth A Palidwor +2 more
doaj +1 more source
Codon usage bias and selective constraints in Gentianales mitogenomes. [PDF]
Mitochondrial genome evolution(MGE) in flowering plants is quasi-intertwined-dynamic. MGE is driven via mutational pressures, translational selection, and functional constraints. However, unveiling the intra- and inter-genomic interplay governing evolutionary drives remains challenging.
Amenu SG +5 more
europepmc +3 more sources
Background In many genomes, a clear preference in the usage of particular codons exists. The mechanisms that induce codon biases remain an open question; studies have attributed codon usage to translational selection, mutational bias and drift ...
Hilterbrand Adam +2 more
doaj +1 more source
Gossypium hirsutum and G. barbadense mitochondrial genomes were analyzed to understand the factors shaping codon usage. While most analyses of codon usage suggest minimal to no bias, nucleotide composition, specifically GC content, was significantly ...
Zhiwen Chen +10 more
doaj +1 more source

