The adaptation of enzymes to temperature: catalytic characterization of glucosephosphate isomerase homologues isolated from Mytilus edulis and Isognomon alatus, bivalve molluscs inhabiting different thermal environments.

abstract：:Restriction site variations in nuclear ribosomal DNA (rDNA) spacers and mitochondrial DNA (mtDNA) were examined in several populations of mole rats with variable numbers of chromosomes, which represented the two superspecies Spalax leucodon (2n = 38, 54, or 62) and Spalax ehrenbergi (2n = 52, 54, 58, or 60). Sequence ...

journal_title：Molecular biology and evolution

authors： Suzuki H,Wakana S,Yonekawa H,Moriwaki K,Sakurai S,Nevo E

更新日期：1996-01-01 00:00:00

abstract：:Microarray platforms are used increasingly to make comparative inferences through genome-wide surveys of gene expression. Although recent studies focus on describing the evidence for natural selection using estimates of the within- and between-taxa mutational variances, these methods do not explicitly or flexibly acco...

journal_title：Molecular biology and evolution

authors： Eng KH,Bravo HC,Keleş S

更新日期：2009-10-01 00:00:00

abstract：:There are many examples of groups (such as birds, bees, mammals, multicellular animals, and flowering plants) that have undergone a rapid radiation. In such cases, where there is a combination of short internal and long external branches, correctly estimating and rooting phylogenetic trees is known to be a difficult p...

journal_title：Molecular biology and evolution

authors： Shavit L,Penny D,Hendy MD,Holland BR

更新日期：2007-11-01 00:00:00

abstract：:A major topic of interest in human prehistory is how the large-scale genetic structure of modern populations outside of Africa was established. Demographic models have been developed that capture the relationships among small numbers of populations or within particular geographical regions, but constructing a phylogen...

journal_title：Molecular biology and evolution

authors： Lipson M,Reich D

更新日期：2017-04-01 00:00:00

abstract：:MADS-box genes encode a family of transcription factors which control diverse developmental processes in flowering plants ranging from root development to flower and fruit development. Through phylogeny reconstructions, most of these genes can be subdivided into defined monophyletic gene clades whose members share sim...

journal_title：Molecular biology and evolution

authors： Becker A,Winter KU,Meyer B,Saedler H,Theissen G

更新日期：2000-10-01 00:00:00

abstract：:Transfer RNA (tRNA) is essential for the translation of genetic information into proteins, and understanding its molecular evolution is important if we are to understand the genetic code. In general, long variable-arm (V-arm) structures form in tRNA(Leu), tRNA(Ser), and bacterial and organellar tRNA(Tyr). However, as ...

journal_title：Molecular biology and evolution

authors： Hamashima K,Tomita M,Kanai A

更新日期：2016-02-01 00:00:00

abstract：:Phylogenetic reconstruction of the evolutionary history of closely related organisms may be difficult because of the presence of unsorted lineages and of a relatively high proportion of heterozygous sites that are usually not handled well by phylogenetic programs. Genomic data may provide enough fixed polymorphisms to...

journal_title：Molecular biology and evolution

authors： Lischer HE,Excoffier L,Heckel G

更新日期：2014-04-01 00:00:00

abstract：:We measured nucleotide variability within and between the three semispecies of the Drosophila athabasca complex, at the period (per) gene by using a polymerase chain reaction-based four-cutter restriction-enzyme analysis. The levels of polymorphism varied considerably between the three semispecies. Our results for per...

journal_title：Molecular biology and evolution

authors： Ford MJ,Yoon CK,Aquadro CF

更新日期：1994-03-01 00:00:00

abstract：:Heterotypy is now recognized as a generative force in the formation of new proteins through modification of existing proteins. We report that heterotypy in the N-terminal region of the mature growth/differentiation factor 5 (GDF5) protein occurred during evolution of teleosts. N-terminal length variation of GDF5 was f...

journal_title：Molecular biology and evolution

authors： Fujimura K,Terai Y,Ishiguro N,Miya M,Nishida M,Okada N

更新日期：2008-05-01 00:00:00

abstract：:Ecological diversity in fungi is largely defined by metabolic traits, including the ability to produce secondary or "specialized" metabolites (SMs) that mediate interactions with other organisms. Fungal SM pathways are frequently encoded in biosynthetic gene clusters (BGCs), which facilitate the identification and cha...

journal_title：Molecular biology and evolution

authors： Gluck-Thaler E,Haridas S,Binder M,Grigoriev IV,Crous PW,Spatafora JW,Bushley K,Slot JC

更新日期：2020-10-01 00:00:00

abstract：:The marine cyanobacterium Prochlorococcus MED4 has the smallest sequenced genome of any photosynthetic organism. Prochlorococcus MED4 shares many genomic characteristics with chloroplasts and bacterial endosymbionts, including a reduced coding capacity, missing DNA repair genes, a minimal transcriptional regulatory ne...

journal_title：Molecular biology and evolution

authors： Hu J,Blanchard JL

更新日期：2009-01-01 00:00:00

abstract：:Hybridization between different species plays an important role in plant genome evolution, as well as is a widely used approach for crop improvement. McClintock has predicted that plant wide hybridization constitutes a "genomic shock" whereby cryptic transposable elements may be activated. However, direct experimental...

journal_title：Molecular biology and evolution

authors： Shan X,Liu Z,Dong Z,Wang Y,Chen Y,Lin X,Long L,Han F,Dong Y,Liu B

更新日期：2005-04-01 00:00:00

abstract：:We compared sex chromosomal and autosomal regions of similar GC contents and found that the human Y chromosome contains nine times as many full-length (FL) ancestral LINE-1 (L1) elements per megabase as do autosomes and that the X chromosome contains three times as many. In addition, both sex chromosomes contain a ca....

journal_title：Molecular biology and evolution

authors： Boissinot S,Entezam A,Furano AV

更新日期：2001-06-01 00:00:00

abstract：:The nucleotide sequences of the 5'-flanking regions of the duplicated Amy genes in eight sibling species belonging to the melanogaster species subgroup are analyzed. In Drosophila melanogaster, a region of about 450 bp immediately upstream of the translation initiation site of the two paralogous genes (the proximal an...

journal_title：Molecular biology and evolution

authors： Okuyama E,Shibata H,Tachida H,Yamazaki T

更新日期：1996-04-01 00:00:00

abstract：:The origin of novel traits is recognized as an important process underlying many major evolutionary radiations. We studied the genetic basis for the evolution of haustoria, the novel feeding organs of parasitic flowering plants, using comparative transcriptome sequencing in three species of Orobanchaceae. Around 180 g...

journal_title：Molecular biology and evolution

authors： Yang Z,Wafula EK,Honaas LA,Zhang H,Das M,Fernandez-Aparicio M,Huang K,Bandaranayake PC,Wu B,Der JP,Clarke CR,Ralph PE,Landherr L,Altman NS,Timko MP,Yoder JI,Westwood JH,dePamphilis CW

更新日期：2015-03-01 00:00:00

abstract：:Despite the importance of plant-plant interactions on plant community dynamics and crop yield, our understanding of the adaptive genetics underlying these interactions is still limited and deserves to be investigated in the context of complex and diffuse interactions occurring in plant assemblages. Here, based on 145 ...

journal_title：Molecular biology and evolution

authors： Frachon L,Mayjonade B,Bartoli C,Hautekèete NC,Roux F

更新日期：2019-07-01 00:00:00

abstract：:Numerous studies have used indices of genetic distance between species to reconstruct evolutionary relationships and to estimate divergence time. However, the empirical relationship between molecular-based indices of genetic divergence and divergence time based on the fossil record is poorly known. To date, the result...

journal_title：Molecular biology and evolution

authors： Wayne RK,Van Valkenburgh B,O'Brien SJ

更新日期：1991-05-01 00:00:00

abstract：:Cells react to oxidative stress conditions by launching a defense response through the induction of nuclear gene expression. The advent of microarray technologies allowed monitoring of oxidative stress-dependent changes of transcript levels at a comprehensive and genome-wide scale, resulting in a series of inventories...

journal_title：Molecular biology and evolution

authors： Vandenbroucke K,Robbens S,Vandepoele K,Inzé D,Van de Peer Y,Van Breusegem F

更新日期：2008-03-01 00:00:00

abstract：:Phenotypes and behaviors respond to resource constraints via adaptation, but the influence of ecological limitations on the composition of eukaryotic genomes is still unclear. We trace connections between plant ecology and genomes through their elemental composition. Inorganic sources of nitrogen (N) are severely limi...

journal_title：Molecular biology and evolution

authors： Acquisti C,Elser JJ,Kumar S

更新日期：2009-05-01 00:00:00

abstract：:The ancestral selection graph, conditioned on the allelic types in the sample, is used to obtain a limiting gene genealogical process under strong selection. In an equilibrium, two-allele system with strong selection, neutral gene genealogies are predicted for random samples and for samples containing at most one unfa...

journal_title：Molecular biology and evolution

authors： Wakeley J

更新日期：2008-12-01 00:00:00

abstract：:The orientation of closely linked genes in mammalian genomes is not random: there are more head-to-head (h2h) gene pairs than expected. To understand the origin of this enrichment in h2h gene pairs, we have analyzed the phylogenetic distribution of gene pairs separated by less than 600 bp of intergenic DNA (gene duos)...

journal_title：Molecular biology and evolution

authors： Franck E,Hulsen T,Huynen MA,de Jong WW,Lubsen NH,Madsen O

更新日期：2008-09-01 00:00:00

abstract：:The diatom Phaeodactylum tricornutum harbors a plastid that is surrounded by four membranes and evolved by way of secondary endosymbiosis. Like land plants, most of its plastid proteins are encoded as preproteins on the nuclear genome of the host cell and are resultantly redirected into the organelle. Because two more...

journal_title：Molecular biology and evolution

authors： Hempel F,Bullmann L,Lau J,Zauner S,Maier UG

更新日期：2009-08-01 00:00:00

abstract：:The ParaHox and Hox gene clusters control aspects of animal anterior-posterior development and are related as paralogous evolutionary sisters. Despite this relationship, it is not clear if the clusters operate in similar ways, with similar constraints. To compare clusters, we examined the transposable-element (TE) con...

journal_title：Molecular biology and evolution

authors： Osborne PW,Ferrier DE

更新日期：2010-02-01 00:00:00

abstract：:The emergence of islands has been linked to spectacular radiations of diverse organisms. Although penguins spend much of their lives at sea, they rely on land for nesting, and a high proportion of extant species are endemic to geologically young islands. Islands may thus have been crucial to the evolutionary diversifi...

journal_title：Molecular biology and evolution

authors： Cole TL,Ksepka DT,Mitchell KJ,Tennyson AJD,Thomas DB,Pan H,Zhang G,Rawlence NJ,Wood JR,Bover P,Bouzat JL,Cooper A,Fiddaman SR,Hart T,Miller G,Ryan PG,Shepherd LD,Wilmshurst JM,Waters JM

更新日期：2019-04-01 00:00:00

abstract：:Gene duplication is a major driving force in genome evolution. Here, we explore the nature and origin of the POT1 gene duplication in Arabidopsis thaliana. Protection of Telomeres (POT1) is a conserved multifunctional protein that modulates telomerase activity and its engagement with telomeres. Arabidopsis thaliana en...

journal_title：Molecular biology and evolution

authors： Beilstein MA,Renfrew KB,Song X,Shakirov EV,Zanis MJ,Shippen DE

更新日期：2015-05-01 00:00:00

abstract：:Male sexual behavior in the fruit fly Drosophila melanogaster is regulated by fruitless (fru), a sex-determination gene specifying the synthesis of BTB-Zn finger proteins that likely function as male-specific transcriptional regulators. Expression of fru in the nervous system specifies male sexual behavior and the mus...

journal_title：Molecular biology and evolution

authors： Gailey DA,Billeter JC,Liu JH,Bauzon F,Allendorfer JB,Goodwin SF

更新日期：2006-03-01 00:00:00

abstract：:Employing comparative analysis of the cDNA-coding sequences of the unique preprorelaxin of the Afro-lorisiform Galago crassicaudatus and the Malagasy lemur Varecia variegata and the relaxin-like factor (RLF) of G. crassicaudatus, we demonstrated distinct differences in the dynamics of molecular remodeling of both horm...

journal_title：Molecular biology and evolution

authors： Klonisch T,Froehlich C,Tetens F,Fischer B,Hombach-Klonisch S

更新日期：2001-03-01 00:00:00

abstract：:Several authors reported lower frequencies of protein sequence convergence between more distantly related evolutionary lineages and attributed this trend to epistasis, which renders the acceptable amino acids at a site more different and convergence less likely in more divergent lineages. A recent primate study, howev...

journal_title：Molecular biology and evolution

authors： Zou Z,Zhang J

更新日期：2017-07-01 00:00:00

abstract：:Nei and Gojobori (1986) developed a simple method to estimate the numbers of synonymous (ds) and nonsynonymous (dN) substitutions per site. In the present paper, we have developed a method for computing variances and covariances of ds's and dN's and of the proportions of synonymous (ps) and nonsynonymous (pN) differen...

journal_title：Molecular biology and evolution

authors： Ota T,Nei M

更新日期：1994-07-01 00:00:00

abstract：:A large majority of bacterial genomes show strand asymmetry, such that G and T preferentially accumulate on the leading strand. The mechanisms are unknown, but cytosine deaminations are thought to play an important role. Here, we have examined DNA strand asymmetry in three strains of the aphid endosymbiont Buchnera ap...

journal_title：Molecular biology and evolution

authors： Klasson L,Andersson SG

更新日期：2006-05-01 00:00:00