Myxosporea (Myxozoa, Cnidaria) Lack DNA Cytosine Methylation.

abstract：:We investigated diverse genomic selections using high-density single nucleotide polymorphism data of five distinct cattle breeds. Based on allele frequency differences, we detected hundreds of candidate regions under positive selection across Holstein, Angus, Charolais, Brahman, and N'Dama. In addition to well-known g...

journal_title：Molecular biology and evolution

authors： Xu L,Bickhart DM,Cole JB,Schroeder SG,Song J,Tassell CP,Sonstegard TS,Liu GE

更新日期：2015-03-01 00:00:00

abstract：:Interbreeding between hatchery-reared and wild fish, through deliberate stocking or escapes from fish farms, can result in rapid phenotypic and gene expression changes in hybrids, but the underlying mechanisms are unknown. We assessed if one generation of captive breeding was sufficient to generate inter- and/or trans...

journal_title：Molecular biology and evolution

authors： Rodriguez Barreto D,Garcia de Leaniz C,Verspoor E,Sobolewska H,Coulson M,Consuegra S

更新日期：2019-10-01 00:00:00

abstract：:At present there is tremendous interest in characterizing the magnitude and distribution of linkage disequilibrium (LD) throughout the human genome, which will provide the necessary foundation for genome-wide LD analyses and facilitate detailed evolutionary studies. To this end, a human high-density single-nucleotide ...

journal_title：Molecular biology and evolution

authors： Akey JM,Zhang K,Xiong M,Jin L

更新日期：2003-02-01 00:00:00

abstract：:Partial 18S rRNA sequence of the nemertine Cerebratulus lacteus was obtained and compared with those of coelomate metazoans and acoelomate platyhelminths to test whether nemertines share a most recent common ancestor with the platyhelminths, as traditionally has been implied, or whether nemertines lie within a protost...

journal_title：Molecular biology and evolution

authors： Turbeville JM,Field KG,Raff RA

更新日期：1992-03-01 00:00:00

abstract：:The functionality of long noncoding RNAs (lncRNAs) is disputed. In general, lncRNAs are under weak selective pressures, suggesting that the majority of lncRNAs may be nonfunctional. However, although some surveys showed negligible phenotypic effects upon lncRNA perturbation, key biological roles were demonstrated for ...

journal_title：Molecular biology and evolution

authors： Darbellay F,Necsulea A

更新日期：2020-01-01 00:00:00

abstract：:For populations to maintain optimal fitness, harmful mutations must be efficiently purged from the genome. Yet, under circumstances that diminish the effectiveness of natural selection, such as the process of plant and animal domestication, deleterious mutations are predicted to accumulate. Here, we compared the load ...

journal_title：Molecular biology and evolution

authors： Renaut S,Rieseberg LH

更新日期：2015-09-01 00:00:00

abstract：:The apparent stasis in the evolution of avian chromosomes suggests that birds may have experienced relatively low rates of gene gain and loss in multigene families. To investigate this possibility and to explore the phenotypic consequences of variation in gene copy number, we examined evolutionary changes in the famil...

journal_title：Molecular biology and evolution

authors： Opazo JC,Hoffmann FG,Natarajan C,Witt CC,Berenbrink M,Storz JF

更新日期：2015-04-01 00:00:00

abstract：:Protein-protein interaction networks have evolved mainly through connectivity rewiring and gene duplication. However, how protein function influences these processes and how a network grows in time have not been well studied. Using protein-protein interaction data and genomic data from the budding yeast, we first exam...

journal_title：Molecular biology and evolution

authors： Prachumwat A,Li WH

更新日期：2006-01-01 00:00:00

abstract：:The mitoribosome, as known from studies in model organisms, deviates considerably from its ancestor, the bacterial ribosome. Deviations include substantial reduction of the mitochondrial ribosomal RNA (mt-rRNA) structure and acquisition of numerous mitochondrion-specific (M) mitoribosomal proteins (mtRPs). A broadly a...

journal_title：Molecular biology and evolution

authors： Valach M,Alcazar JAG,Sarrasin M,Lang BF,Gray MW,Burger G

更新日期：2020-09-04 00:00:00

abstract：:Enzyme function is strongly affected by temperature, and orthologs from species adapted to different thermal environments often show temperature compensation in kinetic properties. Antarctic notothenioid fishes live in a habitat of constant, extreme cold (-1.86 +/- 2 degrees C), and orthologs of the enzyme A4-lactate ...

journal_title：Molecular biology and evolution

authors： Fields PA,Houseman DE

更新日期：2004-12-01 00:00:00

abstract：:Detecting selection on codon usage (CU) is a difficult task, since CU can be shaped by both the mutational process and selective constraints operating at the DNA, RNA, and protein levels. Yang and Nielsen (2008) developed a test (which we call CUYN) for detecting selection on CU using two competing mutation-selection ...

journal_title：Molecular biology and evolution

authors： Laurin-Lemay S,Philippe H,Rodrigue N

更新日期：2018-06-01 00:00:00

abstract：:The nuclear large subunit (LSU) rRNA gene is a rich source of phylogenetic characters because of its large size, mosaic of slowly and rapidly evolving regions, and complex secondary structure variation. Nevertheless, many studies have indicated that inconsistency, bias, and gene-specific error (e.g., within-individual...

journal_title：Molecular biology and evolution

authors： Omilian AR,Taylor DJ

更新日期：2001-12-01 00:00:00

abstract：:The protein tyrosine phosphatase (PTP) family plays a central role in signal transduction pathways by controlling the phosphorylation state of serine, threonine, and tyrosine residues. PTPs can be divided into dual specificity phosphatases and the classical PTPs, which can comprise of one or two phosphatase domains. W...

journal_title：Molecular biology and evolution

authors： Pils B,Schultz J

更新日期：2004-04-01 00:00:00

abstract：:During the course of a random sequencing project of the genome of the dimorphic yeast Yarrowia lipolytica, we have identified sequences that were repeated in the genome and that matched the reverse transcriptase (RT) sequence of non-long terminal repeat (non-LTR) retrotransposons. Extension of sequencing on each side ...

journal_title：Molecular biology and evolution

authors： Casaregola S,Neuvéglise C,Bon E,Gaillardin C

更新日期：2002-05-01 00:00:00

abstract：:Polytoma obtusum and Polytoma uvella are members of a clade of nonphotosynthetic chlorophyte algae closely related to Chlamydomonas humicola and other photosynthetic members of the Chlamydomonadaceae. Descended from a nonphotosynthetic mutant, these obligate heterotrophs retain a plastid (leucoplast) with a functional...

journal_title：Molecular biology and evolution

authors： Vernon D,Gutell RR,Cannone JJ,Rumpf RW,Birky CW Jr

更新日期：2001-09-01 00:00:00

abstract：:Sponges (Porifera) are among the simplest living and the earliest branching metazoans. They hold a pivotal role for studying genome evolution of the entire metazoan branch, both as an outgroup to Eumetazoa and as the closest branching phylum to the common ancestor of all multicellular animals (Urmetazoa). In order to ...

journal_title：Molecular biology and evolution

authors： Harcet M,Roller M,Cetković H,Perina D,Wiens M,Müller WE,Vlahovicek K

更新日期：2010-12-01 00:00:00

abstract：:Recently, Lee et al. (Lee JH, Silhavy JL, Lee JE, et al. (30 co-authors). 2012. Evolutionarily assembled cis-regulatory module at a human ciliopathy locus. Science (335:966-969.) demonstrated that mutation in either of the transmembrane protein encoding genes, TMEM138 or TMEM216, causes phenotypically indistinguishabl...

journal_title：Molecular biology and evolution

authors： Venkatesh B,Ravi V,Lee AP,Warren WC,Brenner S

更新日期：2013-01-01 00:00:00

abstract：:The degree to which an amino acid site is free to vary is strongly dependent on its structural and functional importance. An amino acid that plays an essential role is unlikely to change over evolutionary time. Hence, the evolutionary rate at an amino acid site is indicative of how conserved this site is and, in turn,...

journal_title：Molecular biology and evolution

authors： Mayrose I,Graur D,Ben-Tal N,Pupko T

更新日期：2004-09-01 00:00:00

abstract：:This study examines molecular relationships across a wide range of species in the mass spawning scleractinian coral genus Acropora. Molecular phylogenies were obtained for 28 species using DNA sequence analyses of two independent markers, a nuclear intron and the mtDNA putative control region. Although the composition...

journal_title：Molecular biology and evolution

authors： van Oppen MJ,McDonald BJ,Willis B,Miller DJ

更新日期：2001-07-01 00:00:00

abstract：:Homologues of glucosephosphate isomerase (GPI, EC 5.3.1.9) were purified to homogeneity and kinetically characterized from Mytilus edulis and Isognomon alatus, two bivalve molluscs experiencing contrasting thermal environments. The enzyme isolated from I. alatus functions at warmer temperatures (25-35 C) than GPI from...

journal_title：Molecular biology and evolution

authors： Hall JG

更新日期：1985-05-01 00:00:00

abstract：:The organization of the mitochondrial genome is generally very conserved among vertebrates. Because of this, examination of the rare rearrangements which do occur has been suggested as offering a powerful alternative to phylogenetic analyses of mitochondrial DNA sequences. Here, we report on an avian mitochondrial rea...

journal_title：Molecular biology and evolution

authors： Bensch S,Härlid A

更新日期：2000-01-01 00:00:00

abstract：:The plant pathogen Phytophthora infestans emerged in Europe in 1845, triggering the Irish potato famine and massive European potato crop losses that continued until effective fungicides were widely employed in the 20th century. Today the pathogen is ubiquitous, with more aggressive and virulent strains surfacing in re...

journal_title：Molecular biology and evolution

authors： Martin MD,Ho SY,Wales N,Ristaino JB,Gilbert MT

更新日期：2014-06-01 00:00:00

abstract：:Until recently, phylogenetic analyses have been routinely based on homologous sequences of a single gene. Given the vast number of gene sequences now available, phylogenetic studies are now based on the analysis of multiple genes. Thus, it has become necessary to devise statistical methods to combine multiple molecula...

journal_title：Molecular biology and evolution

authors： Pupko T,Huchon D,Cao Y,Okada N,Hasegawa M

更新日期：2002-12-01 00:00:00

abstract：:The T1 family of retrotransposable elements is interspersed and moderately repeated in five member species of the Anopheles gambiae sibling-species complex and has diverged little since the radiation of the complex. T1 includes two closely related but independent subfamilies, defined by the presence or absence of link...

journal_title：Molecular biology and evolution

authors： Besansky NJ

更新日期：1990-05-01 00:00:00

abstract：:We describe a stochastic birth-and-death model of evolution of horizontally transferred genes in microbial populations. The model is a generalization of the stochastic model described by Berg and Kurland and includes five parameters: the rate of mutational inactivation, selection coefficient, invasion rate (i.e., rate...

journal_title：Molecular biology and evolution

authors： Novozhilov AS,Karev GP,Koonin EV

更新日期：2005-08-01 00:00:00

abstract：:Based on previous observations that newly inserted LINEs and SINEs have particularly long 3' A-tails, which shorten rapidly during evolutionary time, we have analyzed the rat and mouse genomes for evidence of recently inserted SINEs and LINEs. We find that the youngest predicted subfamilies of rodent identifier (ID) e...

journal_title：Molecular biology and evolution

authors： Odom GL,Robichaux JL,Deininger PL

更新日期：2004-11-01 00:00:00

abstract：:The Malagasy have been shown to be a genetically admixed population combining parental lineages with African and South East Asian ancestry. In the present paper, we fit the Malagasy admixture history in a highly resolved phylogeographic framework by typing a large set of mitochondrial DNA and Y DNA markers in unrelate...

journal_title：Molecular biology and evolution

authors： Tofanelli S,Bertoncini S,Castrì L,Luiselli D,Calafell F,Donati G,Paoli G

更新日期：2009-09-01 00:00:00

abstract：:Spatial distribution and clustering of repetitive elements are extensively studied during the last years, as well as their colocalization with other genomic components. Here we investigate the large-scale features of Alu and LINE1 spatial arrangement in the human genome by studying the size distribution of interrepeat...

journal_title：Molecular biology and evolution

authors： Sellis D,Provata A,Almirantis Y

更新日期：2007-11-01 00:00:00

abstract：:Most phenotypic traits are controlled by many genes, but a global picture of the genotype-phenotype map (GPM) is lacking. For example, in no species do we know generally how many genes affect a trait and how large these effects are. It is also unclear to what extent GPMs are shaped by natural selection. Here we addres...

journal_title：Molecular biology and evolution

authors： Ho WC,Zhang J

更新日期：2014-06-01 00:00:00

abstract：:Knowledge of mutation rates is crucial for calibrating population genetics models of demographic history in units of years. However, mutation rates remain challenging to estimate because of the need to identify extremely rare events. We estimated the nuclear mutation rate in wolves by identifying de novo mutations in ...

journal_title：Molecular biology and evolution

authors： Koch E,Schweizer RM,Schweizer TM,Stahler DR,Smith DW,Wayne RK,Novembre J

更新日期：2019-07-12 00:00:00