Results 11 to 20 of about 1,107,083 (308)

Codon usage bias and the evolution of influenza A viruses. Codon Usage Biases of Influenza Virus [PDF]

open access: yesBMC Evolutionary Biology, 2010
Background The influenza A virus is an important infectious cause of morbidity and mortality in humans and was responsible for 3 pandemics in the 20th century. As the replication of the influenza virus is based on its host's machinery, codon usage of its
Smith, DK   +19 more
core   +8 more sources

Codon usage bias [PDF]

open access: yesMolecular Biology Reports, 2021
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
openaire   +2 more sources

GCUA:general codon usage analysis

open access: yes, 1998
UNLABELLED: The program General Codon Usage Analysis (GCUA) has been developed for analysing codon and amino acid usage patterns.AVAILABILITY: ftp://ftp.nhm.ac.uk/pub/gcua.
McInerney, J O
core   +7 more sources

Modal Codon Usage: Assessing the Typical Codon Usage of a Genome [PDF]

open access: yesMolecular Biology and Evolution, 2009
Most genomes are heterogeneous in codon usage, so a codon usage study should start by defining the codon usage that is typical to the genome. Although this is commonly taken to be the genomewide average, we propose that the mode-the codon usage that matches the most genes-provides a more useful approximation of the typical codon usage of a genome.
Davis, James J., Olsen, Gary J.
openaire   +2 more sources

Codon Usage Bias in Phytoplankton [PDF]

open access: yesJournal of Marine Science and Engineering, 2022
Non-random usage of synonymous codons, known as “codon bias”, has been described in many organisms, from bacteria to Drosophila, but little is known about it in phytoplankton. This phenomenon is thought to be driven by selection for translational efficiency.
Krasovec, Marc, Filatov, Dmitry
openaire   +4 more sources

Patterns and influencing factor of synonymous codon usage in porcine circovirus

open access: yesVirology Journal, 2012
Background Analysis of codon usage can reveal much about the molecular evolution of the viruses. Nevertheless, little information about synonymous codon usage pattern of porcine circovirus (PCV) genome in the process of its evolution is available.
LIU Xin-sheng   +3 more
doaj   +1 more source

Solving the riddle of codon usage preferences: a test for translational selection [PDF]

open access: yes, 2004
Translational selection is responsible for the unequal usage of synonymous codons in protein coding genes in a wide variety of organisms. It is one of the most subtle and pervasive forces of molecular evolution, yet, establishing the underlying causes ...
Savva, Renos   +2 more
core   +1 more source

COUSIN (COdon Usage Similarity INdex): A normalized measure of Codon Usage Preferences [PDF]

open access: yesGenome Biology and Evolution, 2019
Abstract Codon Usage Preferences (CUPrefs) describe the unequal usage of synonymous codons at the gene, genomic region or genome scale. Numerous indices have been developed to measure the CUPrefs of a sequence. We introduce a normalized index to calculate CUPrefs called COUSIN for COdon Usage Similarity INdex.
Bourret, Jérôme   +2 more
openaire   +3 more sources

Comparative analysis of codon usage between Gossypium hirsutum and G. barbadense mitochondrial genomes

open access: yesMitochondrial DNA. Part B. Resources, 2020
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

Decoding the codon usage patterns in Y-domain region of hepatitis E viruses

open access: yesJournal of Genetic Engineering and Biotechnology, 2022
Background Hepatitis E virus (HEV) is a positive-sense RNA virus belonging to the family Hepeviridae. The genome of HEV is organized into three open-reading frames (ORFs): ORF1, ORF2, and ORF3.
Zoya Shafat   +3 more
doaj   +1 more source

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