Results 11 to 20 of about 33,046,536 (379)

Base Composition Characteristics of Mammalian miRNAs [PDF]

open access: yesJournal of Nucleic Acids, 2013
MicroRNAs (miRNAs) are short RNA sequences that repress protein synthesis by either inhibiting the translation of messenger RNA (mRNA) or increasing mRNA degradation.
Bin Wang
doaj   +3 more sources

Base Composition and Host Adaptation of the SARS-CoV-2: Insight From the Codon Usage Perspective [PDF]

open access: yesFrontiers in Microbiology, 2021
The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has been spreading rapidly all over the world and has raised grave concern globally.
Ayan Roy   +13 more
doaj   +2 more sources

Base composition, adaptation, and evolution of goose astroviruses: codon-based investigation [PDF]

open access: yesPoultry Science, 2023
: Goose astroviruses (GoAstVs) are causative agents that account for fatal infection of goslings characterized by visceral urate deposition, resulting in severe economic losses in major goose-producing regions in China since 2017.
Fucheng Guo   +4 more
doaj   +2 more sources

Variation in base composition underlies functional and evolutionary divergence in non-LTR retrotransposons [PDF]

open access: yesMobile DNA, 2020
Background Non-LTR retrotransposons often exhibit base composition that is markedly different from the nucleotide content of their host’s gene. For instance, the mammalian L1 element is AT-rich with a strong A bias on the positive strand, which results ...
Robert P. Ruggiero, Stéphane Boissinot
doaj   +2 more sources

Leishmania (Viannia) braziliensis Inositol Phosphorylceramide: Distinctive Sphingoid Base Composition [PDF]

open access: yesFrontiers in Microbiology, 2017
Inositol phosphorylceramide (IPC), the major sphingolipid in the genus Leishmania but not found in mammals, is considered a potentially useful target for chemotherapy against leishmaniasis.
Erica V. De Castro Levatti   +7 more
doaj   +2 more sources

Local genic base composition impacts protein production and cellular fitness [PDF]

open access: yesPeerJ, 2018
The maintenance of a G + C content that is higher than the mutational input to a genome provides support for the view that selection serves to increase G + C contents in bacteria.
Erik M. Quandt   +2 more
doaj   +3 more sources

Evolution of Genomic Base Composition: From Single Cell Microbes to Multicellular Animals [PDF]

open access: yesComputational and Structural Biotechnology Journal, 2019
Whole genome sequencing (WGS) of thousands of microbial genomes has provided considerable insight into evolutionary mechanisms in the microbial world.
Jon Bohlin, John H.-O. Pettersson
doaj   +2 more sources

Population genomic analysis of base composition evolution in Drosophila melanogaster. [PDF]

open access: yesGenome Biology and Evolution, 2012
The relative importance of mutation, selection, and biased gene conversion to patterns of base composition variation in Drosophila melanogaster, and to a lesser extent, D. simulans, has been investigated for many years.
Begun, David J   +4 more
core   +2 more sources

A predictable conserved DNA base composition signature defines human core DNA replication origins [PDF]

open access: yesNature Communications, 2020
In metazoan the DNA sequence elements characterizing origin specification are unknown. By generating and analysing 19 SNS-seq datasets from different human cell types, the authors reveal a class and features of Core origins of replication which can be ...
Ildem Akerman   +15 more
doaj   +2 more sources

Compression rates of microbial genomes are associated with genome size and base composition [PDF]

open access: yesGenomics & Informatics
Background To what degree a string of symbols can be compressed reveals important details about its complexity. For instance, strings that are not compressible are random and carry a low information potential while the opposite is true for highly ...
Jon Bohlin, John H.-O. Pettersson
doaj   +2 more sources

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