Section edited by Maria Anisimova, Arndt von Haeseler and David Liberles
This section considers studies on genome evolution and systems biology approaches to determining evolutionary processes.
Section edited by Maria Anisimova, Arndt von Haeseler and David Liberles
This section considers studies on genome evolution and systems biology approaches to determining evolutionary processes.
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An important feature of eukaryotic evolution is metabolic compartmentalization, in which certain pathways are restricted to the cytosol or specific organelles. Glycolysis in eukaryotes is described as a cytoso...
Citation: BMC Evolutionary Biology 2017 17:241
Ancient Di-Qiang people once resided in the Ganqing region of China, adjacent to the Central Plain area from where Han Chinese originated. While gene flow between the Di-Qiang and Han Chinese has been proposed...
Citation: BMC Evolutionary Biology 2017 17:239
The presence of non-coding introns is a characteristic feature of most eukaryotic genes. While the size of the introns, number of introns per gene and the number of intron-containing genes can vary greatly bet...
Citation: BMC Evolutionary Biology 2017 17:238
The Cas4 family endonuclease is a component of the adaptation module in many variants of CRISPR-Cas adaptive immunity systems. Unlike most of the other Cas proteins, Cas4 is often encoded outside CRISPR-cas loci ...
Citation: BMC Evolutionary Biology 2017 17:232
Organisms living at high altitudes face low oxygen and temperature conditions; thus, the genetic mechanisms underlying the adaptations in these organisms merit investigation. The glyptosternoid fish, Creteuchilog...
Citation: BMC Evolutionary Biology 2017 17:229
Siglecs-11 and -16 are members of the sialic acid recognizing Ig-like lectin family, and expressed in same cells. Siglec-11 functions as an inhibitory receptor, whereas Siglec-16 exhibits activating properties...
Citation: BMC Evolutionary Biology 2017 17:228
Grass powdery mildew (Blumeria graminis, Ascomycota) is a major pathogen of cereal crops and has become a model organism for obligate biotrophic fungal pathogens of plants. The sequenced genomes of two formae spe...
Citation: BMC Evolutionary Biology 2017 17:223
Small non-coding RNAs, including miRNAs, and gene silencing mediated by RNA interference have been described in free-living and parasitic lineages of flatworms, but only few key factors of the small RNA pathwa...
Citation: BMC Evolutionary Biology 2017 17:215
Filamentous cyanobacteria that differentiate multiple cell types are considered the peak of prokaryotic complexity and their evolution has been studied in the context of multicellularity origins. Species that ...
Citation: BMC Evolutionary Biology 2017 17:209
Cetacean brain size expansion is an enigmatic event in mammalian evolution, yet its genetic basis remains poorly explored. Here, all exons of the seven primary microcephaly (MCPH) genes that play key roles in siz...
Citation: BMC Evolutionary Biology 2017 17:206
The molecular basis of evolutionary change is assumed to be genetic variation. However, growing evidence suggests that epigenetic mechanisms, such as DNA methylation, may also be involved in rapid adaptation t...
Citation: BMC Evolutionary Biology 2017 17:183
Numerous biological functions of long intergenic non-coding RNAs (lincRNAs) have been identified. However, the contribution of lincRNAs to the domestication process has remained elusive. Following domesticatio...
Citation: BMC Evolutionary Biology 2017 17:192
Pollen tube growth and fertilization are key processes in angiosperm sexual reproduction. The transmitting tract (TT) of Nicotiana tabacum controls pollen tube growth in part by secreting pistil extensin-like pro...
Citation: BMC Evolutionary Biology 2017 17:186
The distribution of mitochondrial DNA (mtDNA) lineages in Brazil is heterogeneous due to different regional colonization dynamics. Northeastern Brazil, although being an important region in terms of human imig...
Citation: BMC Evolutionary Biology 2017 17:185
Transposable elements are major contributors to genome size and variability, accounting for approximately 70–80% of the maize, barley, and wheat genomes. PIF and Pong-like elements belong to two closely-related e...
Citation: BMC Evolutionary Biology 2017 17:178
The sulfoxidation of methionine residues within the phosphorylation motif of protein kinase substrates, may provide a mechanism to couple oxidative signals to changes in protein phosphorylation. Herein, we hyp...
Citation: BMC Evolutionary Biology 2017 17:171
Circadian clocks are found in organisms of almost all domains including photosynthetic Cyanobacteria, whereby large diversity exists within the protein components involved. In the model cyanobacterium Synechococc...
Citation: BMC Evolutionary Biology 2017 17:169
The cytosolic arrestin proteins mediate desensitization of activated G protein-coupled receptors (GPCRs) via competition with G proteins for the active phosphorylated receptors. Arrestins in active, including ...
Citation: BMC Evolutionary Biology 2017 17:163
Structural variation among genomes is now viewed to be as important as single nucleoid polymorphisms in influencing the phenotype and evolution of a species. Segmental duplication (SD) is defined as segments o...
Citation: BMC Evolutionary Biology 2017 17:161
The ever increasing availability of genomes makes it possible to investigate and compare not only the genomic complements of genes and proteins, but also of RNAs. One class of RNAs, the long noncoding RNAs (ln...
Citation: BMC Evolutionary Biology 2017 17:155
Insulin receptor substrate (Irs) proteins are essential for insulin signaling as they allow downstream effectors to dock with, and be activated by, the insulin receptor. A family of four Irs proteins have been...
Citation: BMC Evolutionary Biology 2017 17:148
Evolution of bacterial and archaeal genomes is a highly dynamic process that involves intensive loss of genes as well as gene gain via horizontal transfer, with a lesser contribution from gene duplication. The...
Citation: BMC Evolutionary Biology 2017 17:94
NADPH oxidases (NOX) are ROS producing enzymes that perform essential roles in cell physiology, including cell signaling and antimicrobial defense. This gene family is present in most eukaryotes, suggesting a ...
Citation: BMC Evolutionary Biology 2017 17:92
Clostridium difficile is a nosocomial pathogen prevalent in hospitals worldwide and increasingly common in the community. Sequence differences have been shown to be present in the Surf...
Citation: BMC Evolutionary Biology 2017 17:90
Opsins are light sensitive receptors associated with visual processes. Insects typically possess opsins that are stimulated by ultraviolet, short and long wavelength (LW) radiation. Six putative LW-sensitive o...
Citation: BMC Evolutionary Biology 2017 17:84
Mitochondrial introns intermit coding regions of genes and feature characteristic secondary structures and splicing mechanisms. In metazoans, mitochondrial introns have only been detected in sponges, cnidarian...
Citation: BMC Evolutionary Biology 2017 17:82
Changing environmental conditions pose a challenge for the survival of species. To meet this challenge organisms adapt their phenotype by physiological regulation (phenotypic plasticity) or by evolving. Regula...
Citation: BMC Evolutionary Biology 2017 17:60
In the history of population genetics balancing selection has been considered as an important evolutionary force, yet until today little is known about its abundance and its effect on patterns of genetic diver...
Citation: BMC Evolutionary Biology 2017 17:15
Chitin, the second most abundant biopolymer on earth after cellulose, is found in probably all fungi, many animals (mainly invertebrates), several protists and a few algae, playing an essential role in the dev...
Citation: BMC Evolutionary Biology 2016 16:252
Opsins are the only class of proteins used for light perception in image-forming eyes. Gene duplication and subsequent functional divergence of opsins have played an important role in expanding photoreceptive ...
Citation: BMC Evolutionary Biology 2016 16:250
Bacterial endosymbionts are found across the eukaryotic kingdom and profoundly impacted eukaryote evolution. In many endosymbiotic associations with vertically inherited symbionts, highly complementary metabol...
Citation: BMC Evolutionary Biology 2016 16:247
From a mtDNA dominant perspective, the exit from Africa of modern humans to colonize Eurasia occurred once, around 60 kya, following a southern coastal route across Arabia and India to reach Australia short af...
Citation: BMC Evolutionary Biology 2016 16:246
Although bats are natural reservoirs of many pathogens, few studies have been conducted on the genetic variation and detection of selection in major histocompatibility complex (MHC) genes. These genes are crit...
Citation: BMC Evolutionary Biology 2016 16:229
Drosophila is an important model for studying the evolution of animal immunity, due to the powerful genetic tools developed for D. melanogaster. However, Drosophila is an incredibly sp...
Citation: BMC Evolutionary Biology 2016 16:228
In mouse ES cells, the function of Sox2 is essential for the maintenance of pluripotency. Since the Sox-family of transcription factors are well conserved in the animal kingdom, addressing the evolutionary ori...
Citation: BMC Evolutionary Biology 2016 16:173
Recurrence and predictability of evolution are thought to reflect the correspondence between genomic and phenotypic dimensions of organisms, and the connectivity in deterministic networks within these dimensio...
Citation: BMC Evolutionary Biology 2016 16:168
The development of multicellular organisms is coordinated by various gene regulatory mechanisms that ensure correct spatio-temporal patterns of gene expression. Recently, the role of antisense transcription in...
Citation: BMC Evolutionary Biology 2016 16:165
Transitions from marine to intertidal and terrestrial habitats resulted in a significant adaptive radiation within the Panpulmonata (Gastropoda: Heterobranchia). This clade comprises several groups that invade...
Citation: BMC Evolutionary Biology 2016 16:164
Predicting adaptive trajectories is a major goal of evolutionary biology and useful for practical applications. Systems biology has enabled the development of genome-scale metabolic models. However, analysing ...
Citation: BMC Evolutionary Biology 2016 16:163
A multiscale network of two galectins Galectin-1 (Gal-1) and Galectin-8 (Gal-8) patterns the avian limb skeleton. Among vertebrates with paired appendages, chondrichthyan fins typically have one or more cartil...
Citation: BMC Evolutionary Biology 2016 16:162
A deeply rooted phylogenetic lineage of Mycobacterium tuberculosis (M. tuberculosis) termed lineage 7 was discovered in Ethiopia. Whole genome sequencing of 30 lineage 7 strains from patients in Ethiopia was perf...
Citation: BMC Evolutionary Biology 2016 16:146
RLSB, an S-1 domain RNA binding protein of Arabidopsis, selectively binds rbcL mRNA and co-localizes with Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) within chloroplasts of C3 and C4 plants. Previou...
Citation: BMC Evolutionary Biology 2016 16:141
Homology inference is pivotal to evolutionary biology and is primarily based on significant sequence similarity, which, in general, is a good indicator of homology. Algorithms have also been designed to utiliz...
Citation: BMC Evolutionary Biology 2016 16:120
The major histocompatibility complex (MHC) plays a crucial role in the adaptive immune system and has been extensively studied across vertebrate taxa. Although the function of MHC genes appears to be conserved...
Citation: BMC Evolutionary Biology 2016 16:112
Kinetoplastea is a diverse protist lineage composed of several of the most successful parasites on Earth, organisms whose metabolisms have coevolved with those of the organisms they infect. Parasitic kinetopla...
Citation: BMC Evolutionary Biology 2016 16:109
Arthropods have received much attention as a model for studying opsin evolution in invertebrates. Yet, relatively few studies have investigated the diversity of opsin proteins that underlie spectral sensitivit...
Citation: BMC Evolutionary Biology 2016 16:107
Phenotypic transitions, such as trait gain or loss, are predicted to carry evolutionary consequences for the genes that control their development. For example, trait losses can result in molecular decay of the...
Citation: BMC Evolutionary Biology 2016 16:98
The Planar Cell Polarity pathway (PCP) has been described as the main feature involved in patterning cell orientation in bilaterian tissues. Recently, a similar phenomenon was revealed in cnidarians, in which ...
Citation: BMC Evolutionary Biology 2016 16:69
Nuclear genes of euglenids contain two major types of introns: conventional spliceosomal and nonconventional introns. The latter are characterized by variable non-canonical borders, RNA secondary structure tha...
Citation: BMC Evolutionary Biology 2016 16:49
Low complexity regions (LCRs) are a ubiquitous feature in genomes and yet their evolutionary history and functional roles are unclear. Previous studies have shown contrasting evidence in favor of both neutral ...
Citation: BMC Evolutionary Biology 2016 16:47
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