… intragenomic variation in non-adaptive nucleotide biases masks the efficacy of natural
selection on codon usage. … on the biological causes for the intragenomic variation in non-adaptive …

… intragenomic variation in many species is consistent with selection favouring translationally
optimal codons, much of the variation … that the strength of selected codon usage bias is highly …

… The problem is that such methods rely on the hypothesis that the intragenomic variation of
codon usage not caused by horizontal transfers is absent or sufficiently low to be overlooked. …

… Within a species, the intragenomic variation in the preferred and unpreferred mutations,
the probability of which depends on the product of the effective population size (Ne) and the …

… varies greatly among species. Here, we focus on the manner in which selected codon usage
bias varies … These caveats regarding intragenomic variations in base composition serve to …

… , while selection was the major force to shape the codon usage in … codon usage patterns
in Asteraceae plastomes, will provide helpful information about codon distribution and variation …

… -codon amino acids represent 49.5% of the total codons in … intra-genomic heterogeneity and
wide inter-specific variation … as such for the wide intra-genomic variations that are generally …

… on codon usage varies by context, we compare the patterns of adaptive codon preference …
conditionality of gene expression and with variation in codon position within genes (in terms of …

… variation in both codon usage and nucleotide content. By exploiting a combination of intra-genomic …
provide evidence that the differences in codon usage among the rice genes reflect a …

… (b) there is a strong intragenomic diversity: in other words, … codon usage of transmembrane
regions, those that are embedded in the membrane show an increase in G− ended codons in …