Organization and evolution of the mitochondrial genome of yeast.

abstract：:The pentose phosphate cycle is considered as a major source of NADPH and pentose needed for nucleic acid biosynthesis. 6-Phosphogluconate dehydrogenase (6PGD), an enzyme participating in this cycle, catalyzes the oxidative decarboxylation of 6PGD to ribulose 5-phosphate with the subsequent release of CO2 and the reduc...

journal_title：Journal of molecular evolution

authors： Goulielmos GN,Eliopoulos E,Loukas M,Tsakas S

更新日期：2004-09-01 00:00:00

abstract：:Evaporation of a solution of thymidine plus either the exo or the endo diastereomer of uridine cyclic 2',3'-O, O-phosphorothioate (U greater than p(S) in 1,2-diaminoethane hydrochloride buffer gave the 2',5' and 3',5' isomers of (P-thio) uridylylthymidine (Up(S)dT) in a ratio of 1:2 with a combined yield of about 20%....

journal_title：Journal of molecular evolution

authors： Usher DA,Yee D

更新日期：1979-11-01 00:00:00

abstract：:Seven new Italian and two new British HTLV-II isolates were obtained from injecting drug users and the entire long terminal repeat (LTR) region was sequenced. Restriction analysis showed that all the Italian isolates are of the IIb subtype, whereas the British isolates are of the IIa subtype. To understand whether the...

journal_title：Journal of molecular evolution

authors： Salemi M,Vandamme AM,Gradozzi C,Van Laethem K,Cattaneo E,Taylor G,Casoli C,Goubau P,Desmyter J,Bertazzoni U

更新日期：1998-05-01 00:00:00

abstract：:Evidence from a number of studies indicates that protein folding is dictated not only by factors stabilizing the native state, but also by potentially independent factors that create folding pathways. How natural selection might cope simultaneously with two independent factors was addressed in this study within the fr...

journal_title：Journal of molecular evolution

authors： Lee SY,Parker W

更新日期：2011-10-01 00:00:00

abstract：:A fundamental paradox motivates the study of plant mitochondrial genomics: the mutation rate is very low (lower than in the nucleus) but the rearrangement rate is high. A landmark paper published in Journal of Molecular Evolution in 1988 established these facts and revealed the paradox. Jeffrey Palmer and Laura Herbon...

journal_title：Journal of molecular evolution

authors： Christensen AC

更新日期：2021-01-24 00:00:00

abstract：:As the origin(s) of life on Earth remains an open question, detailed characteristics about the "last universal ancestor" (LUA) continue to be obscured. Here we provide arguments that strengthen the bacterial-like nature of the LUA. Our view attempts to recreate the evolution of archaeal lipids, the major components of...

journal_title：Journal of molecular evolution

authors： Payandeh J,Pai EF

更新日期：2007-03-01 00:00:00

abstract：:In the traditional concept for the origin of life as proposed by Oparin and Haldane in the 1920s, prebiotic reactants became slowly concentrated in the primordial oceans and life evolved slowly from a series of highly protracted chemical reactions during the first billion years of Earth's history. However, chemical e...

journal_title：Journal of molecular evolution

authors： Oberbeck VR,Marshall J,Shen T

更新日期：1991-01-01 00:00:00

abstract：:The codon assignment of the quasi-universal genetic code can be assumed to have resulted from the evolutionary pressures that prevailed when the code was still evolving. Here, we review studies of the structure of the genetic code based on optimization models. We also review studies that, from the structure of the cod...

journal_title：Journal of molecular evolution

authors： Jestin JL,Kempf A

更新日期：2009-11-01 00:00:00

abstract：:We have studied the relative contribution of inversions, transpositions, deletions, and nucleotide substitutions to the evolution of Chlamydia trachomatis and Chlamydia pneumoniae. The minimal number of rearrangement events required for converting the gene order structure of one genome into that of the other was estim...

journal_title：Journal of molecular evolution

authors： Dalevi DA,Eriksen N,Eriksson K,Andersson SG

更新日期：2002-07-01 00:00:00

abstract：:The complete mitochondrial DNA (mtDNA) sequence of the brine shrimp Artemia franciscana has been determined. It extends the present knowledge of mitochondrial genomes to the crustacean class and supplies molecular markers for future comparative studies in this large branch of the arthropod phylum. Artemia mtDNA is 15,...

journal_title：Journal of molecular evolution

authors： Ramón Valverde J,Batuecas B,Moratilla C,Marco R,Garesse R

更新日期：1994-10-01 00:00:00

abstract：:Lake Malawi is home to more than 450 species of endemic cichlids, which provide a spectacular example of adaptive radiation. To clarify the phylogenetic relationships among these fish, we examined the presence and absence of SINEs (short interspersed repetitive elements) at orthologous loci. We identified six loci at ...

journal_title：Journal of molecular evolution

authors： Takahashi K,Nishida M,Yuma M,Okada N

更新日期：2001-10-01 00:00:00

abstract：:Explicit evaluation of the accuracy and power of maximum likelihood and Bayesian methods for detecting site-specific positive Darwinian selection presents a challenge because selective consequences of single amino acid changes are generally unknown. We exploited extensive molecular and functional characterization of a...

journal_title：Journal of molecular evolution

authors： Cavatorta JR,Savage AE,Yeam I,Gray SM,Jahn MM

更新日期：2008-11-01 00:00:00

abstract：:Nucleotide polymorphisms in two North American balsam poplars (Populus trichocarpa Torr. & Gray and P. balsamifera L.; section Tacamahaca), and one Eurasian aspen (P. tremula L.; section Populus) were compared using nine loci involved in defense, stress response, photoperiodism, freezing tolerance, and housekeeping. N...

journal_title：Journal of molecular evolution

authors： Ismail M,Soolanayakanahally RY,Ingvarsson PK,Guy RD,Jansson S,Silim SN,El-Kassaby YA

更新日期：2012-06-01 00:00:00

abstract：:The DNA sequences of three members of the Alu family of repeated sequences located 5' to the chimpanzee alpha 2 gene have been determined. The base sequences of the three corresponding human Alu family repeats have been previously determined, permitting the comparison of identical Alu family members in human and chimp...

journal_title：Journal of molecular evolution

authors： Sawada I,Willard C,Shen CK,Chapman B,Wilson AC,Schmid CW

更新日期：1985-01-01 00:00:00

abstract：:Polymerization of various nucleoside-5'-phosphorimidazolides has been conducted in neutral aqueous solution using divalent metal ions as catalysts. Oligonucleotide formation took place from each of the ribonucleoside-5'-phosphorimidazolides, ImpC, ImpU, ImpA, ImpG, and ImpI. The yields and distributions of the resulti...

journal_title：Journal of molecular evolution

authors： Sawai H

更新日期：1988-01-01 00:00:00

abstract：:Transfer RNA (tRNA) is the central intellectual property in the evolution of life on Earth. tRNA evolved from repeats and inverted repeats of known sequence. The anticodon and the T stem-loop-stems are homologs with significant conserved sequence identity. A number of models have been advanced to explain tRNA evolutio...

journal_title：Journal of molecular evolution

authors： Burton ZF

更新日期：2020-04-01 00:00:00

abstract：:RNA has a myriad of biological roles in contemporary life. We use the RNA paradigm for genotype-phenotype mappings to study the evolution of multiple coding in dependence to mutation rates. We study three different one-to-many genotype-phenotype mappings which have the potential to encode the information for multiple ...

journal_title：Journal of molecular evolution

authors： de Boer FK,Hogeweg P

更新日期：2014-12-01 00:00:00

abstract：:The trnT-trnF region is located in the large single-copy region of the chloroplast genome. It consists of the trnL intron, a group I intron, and the trnT-trnL and trnL-trnF intergenic spacers. We analyzed the evolution of the region in the three genera of the gymnosperm lineage Gnetales (Gnetum, Welwitschia, and Ephed...

journal_title：Journal of molecular evolution

authors： Won H,Renner SS

更新日期：2005-10-01 00:00:00

abstract：:Previous reports indicate that in laboratory strains of mice, males are distinct from females in possession of repetitive DNA, notably devoid of Eco RI and Hae III sites and rich in the simple tetranucleotides GATA/GACA. We report here that such sequences originated in an ancestor common to laboratory mice, Mus hortul...

journal_title：Journal of molecular evolution

authors： Platt TH,Dewey MJ

更新日期：1987-01-01 00:00:00

abstract：:Exon-shuffling is an important mechanism accounting for the origin of many new proteins in eukaryotes. However, its role in the creation of proteins in the ancestor of prokaryotes and eukaryotes is still debatable. Excess of symmetric exons is thought to represent evidence for exon-shuffling since the exchange of exon...

journal_title：Journal of molecular evolution

authors： Vibranovski MD,Sakabe NJ,de Oliveira RS,de Souza SJ

更新日期：2005-09-01 00:00:00

abstract：:It has been suggested that inorganic membranes were forerunners of organic membranes at the origin of life. Such membranes, interposed between alkaline fluid in submarine vents and the more acidic Hadean ocean, were thought to house inorganic molecular machines. H+ flowed down the pH gradient (ΔpH) from ocean to vent ...

journal_title：Journal of molecular evolution

authors： Jackson JB

更新日期：2017-08-01 00:00:00

abstract：:A comparison of mitochondrial DNA sequences was undertaken for two genes among orangutans from Borneo and Sumatra. The distribution of haplotypes among 42 individuals for NADH dehydrogenease subunit 3 and 39 individuals for cytochrome B was used to infer population structure. The haplotypes among all Bornean orangutan...

journal_title：Journal of molecular evolution

authors： Muir CC,Galdikas BM,Beckenbach AT

更新日期：2000-11-01 00:00:00

abstract：:A problem with studying evolutionary dynamics of mitochondrial (mt) DNA is that classical population genetic techniques cannot identify selected substitutions because of genetic hitchhiking. We circumvented this problem by employing a candidate complex approach to study sequence variation in cytochrome c oxidase (COX)...

journal_title：Journal of molecular evolution

authors： Melvin RG,Katewa SD,Ballard JW

更新日期：2008-03-01 00:00:00

abstract：:Hypoxia at deep-sea hydrothermal vents represents one of the most basic challenges for metazoans, which then requires specific adaptations to acquire oxygen to meet their metabolic needs. Hydrothermal vent scale-worms (Polychaeta; Polynoidae) express large amounts of extracellular single- and multi-domain hemoglobins,...

journal_title：Journal of molecular evolution

authors： Projecto-Garcia J,Le Port AS,Govindji T,Jollivet D,Schaeffer SW,Hourdez S

更新日期：2017-12-01 00:00:00

abstract：:The mutation and selection of regulatory DNA sequences are presented as an ideal model system of molecular evolution where genotype, phenotype, and fitness can be explicitly and independently characterized. In this theoretical study, we construct an explicit model for the evolution of regulatory sequences, making use ...

journal_title：Journal of molecular evolution

authors： Gerland U,Hwa T

更新日期：2002-10-01 00:00:00

abstract：:The evolution rates of mtDNA in early metazoans hold important implications for DNA barcoding. Here, we present a comprehensive analysis of intra- and interspecific COI variabilities in Porifera and Cnidaria (separately as Anthozoa, Hydrozoa, and Scyphozoa) using a data set of 619 sequences from 224 species. We found ...

journal_title：Journal of molecular evolution

authors： Huang D,Meier R,Todd PA,Chou LM

更新日期：2008-02-01 00:00:00

abstract：:Introns are generally believed to evolve too rapidly and too erratically to be of much use in phylogenetic reconstructions. Few phylogenetically informative intron sequences are available, however, to ascertain the validity of this supposition. In the present study the supposition was tested on the example of the mamm...

journal_title：Journal of molecular evolution

authors： Kupfermann H,Satta Y,Takahata N,Tichy H,Klein J

更新日期：1999-06-01 00:00:00

abstract：:Gene duplication creates a second copy of a gene either in tandem to the ancestral locus or dispersed to another chromosomal location. When the ancestral copy of a dispersed duplicate is lost from the genome, it creates the appearance that the gene was "relocated" from the ancestral locus to the derived location. Gene...

journal_title：Journal of molecular evolution

authors： Hart MLI,Vu BL,Bolden Q,Chen KT,Oakes CL,Zoronjic L,Meisel RP

更新日期：2018-07-01 00:00:00

abstract：:Drosophilidae is a large, widely distributed family of Diptera including 61 genera, of which Drosophila is the most representative. Drosophila feeding is part of the saprophytic trophic chain, because of its dependence upon decomposing organic matter. Many species have adapted to fermenting fruit feeding or to artific...

journal_title：Journal of molecular evolution

authors： Atrian S,Sánchez-Pulido L,Gonzàlez-Duarte R,Valencia A

更新日期：1998-08-01 00:00:00

abstract：:Runs of identical amino acids encoded by triplet repeats (homopolymers) are components of numerous proteins, yet their role is poorly understood. Large numbers of homopolymers are present in the Drosophila melanogaster mastermind (mam) protein surrounding several unique charged amino acid clusters. Comparison of mam s...

journal_title：Journal of molecular evolution

authors： Newfeld SJ,Schmid AT,Yedvobnick B

更新日期：1993-11-01 00:00:00