Checkpoint functions of RecQ helicases at perturbed DNA replication fork.

abstract：:A PCR-based technique, involving the random amplification of polymorphic DNA (RAPD), was used for assessing genomic variability among a wide range of culture collection strains of black Aspergilli and related species. The performance of this technique is compared with that of the two other genetic techniques most comm...

journal_title：Current genetics

authors： Megnegneau B,Debets F,Hoekstra RF

更新日期：1993-01-01 00:00:00

abstract：:Work in recent years has produced indirect evidence to support the view that the phenomenon of suppressiveness in yeast is the result of the ability of the petite mtDNA to out-replicate the wild-type genome. We have developed a method, based on fluorography of gels containing restriction fragments of radioactively lab...

journal_title：Current genetics

authors： Chambers P,Gingold E

更新日期：1986-01-01 00:00:00

abstract：:A class of large site-specific deletions (del-B) occurs with exceptionally-high frequencies of 10(-3) in the mitochondrial COX1 gene of Mn(2+)-treated yeast cells. This work shows that del-B deletions are associated with COX1 intron aI1. All five deletion mutants studied have their upstream end at the authentic 3' spl...

journal_title：Current genetics

authors： Weiller GF

更新日期：1994-11-01 00:00:00

abstract：:The REC1 gene of U. maydis has an important but ill-defined role in DNA recombination and repair. We have examined its role in plasmid-chromosome recombination. Plasmid DNA was linearized at various locations with respect to the cloned U. maydis PYR3 gene and introduced into cells by transformation. Chromosomal integr...

journal_title：Current genetics

authors： Banks GR,Kanuga N,Ealing J,Spanos A,Holden DW

更新日期：1992-12-01 00:00:00

abstract：:A gene which confers resistance to the systemic fungicide carboxin (Cbx) has been isolated from the maize pathogen, Ustilago maydis, by transferring a plasmid gene library from a Cbx-resistant mutant strain into a sensitive strain and selecting for expression of the resistance gene. Five plasmids, rescued from transfo...

journal_title：Current genetics

authors： Keon JP,White GA,Hargreaves JA

更新日期：1991-06-01 00:00:00

abstract：:The gene for subunit II of cytochrome oxidase in the yeast Hansenula saturnus was previously shown to be located on a 1.7 kb HindIII-BamHI fragment of mitochondrial DNA (Lawson and Deters, accompanying paper). In this paper, we report the nucleotide sequence of a large part of this fragment, covering the coding region...

journal_title：Current genetics

authors： Lawson JE,Deters DW

更新日期：1985-01-01 00:00:00

abstract：:Chloroplast DNAs from six different laboratory collections of Euglena gracilis "strain Z" and var. bacillaris were analyzed with restriction endonucleases EcoRI and Bam HI. The most variable portion of the organelle genome is the region containing the ribosomal cistrons. Intraspecific differences occur in both ribosom...

journal_title：Current genetics

authors： Wurtz EA,Buetow DE

更新日期：1981-07-01 00:00:00

abstract：:The mitochondrial genomes are one of the most information-rich markers in phylogenetics. The relationships within superorder Dictyoptera have been debated in the literature. However, the closely related termites (Isoptera) are retained as unranked taxon within the order Blattaria (cockroaches). In this work, we sequen...

journal_title：Current genetics

authors： Xiao B,Chen AH,Zhang YY,Jiang GF,Hu CC,Zhu CD

更新日期：2012-04-01 00:00:00

abstract：:Chitin is a component of the yeast cell wall which is localized to the septum between mother and daughter cells. Previous work in Saccharomyces cerevisiae has shown that this organism possesses three chitin synthases, 1, 2, and 3. Disruption experiments have shown that loss of chitin synthase 2 has a more profound eff...

journal_title：Current genetics

authors： Baymiller J,McCullough JE

更新日期：1993-02-01 00:00:00

abstract：:Extraction of RNA from Tetrahymena mitochondrial ribosomes yields several RNA species, including a "large" 21S molecule, a "small" 14S molecule, a 7S molecule, and other smaller RNAs. The molecular weight of the 14S rRNA indicates that it is about 1,300 bases in length. We have sequenced the 14S rRNA gene and, by alig...

journal_title：Current genetics

authors： Labriola J,Weiss I,Zapatero J,Suyama Y

更新日期：1987-01-01 00:00:00

abstract：:As part of developing an ex planta model system for the study of maize plastid and mitochondrial gene expression, a series of established Black Mexican Sweet (BMS) suspension cell lines was characterized. Although the initial assumption was that their organelle biochemistry would be similar enough to normal in planta ...

journal_title：Current genetics

authors： Cahoon AB,Cunningham KA,Bollenbach TJ,Stern DB

更新日期：2003-11-01 00:00:00

abstract：:In order to study pathogenic mechanisms of the plant pathogen Ascochyta rabiei, conditions for efficient transformation using Agrobacterium-mediated transformation were investigated. Hygromycin B resistance (hph) was superior to geneticin resistance (nptII) for selecting transformants, and the hph gene was more effici...

journal_title：Current genetics

authors： White D,Chen W

更新日期：2006-04-01 00:00:00

abstract：:In the wood destroying fungus Schizophyllum commune, a well known subject for genetic studies, fruit bodies are produced not only in the course of the sexual cycle but also asexually. Sexual fruiting requires the establishment of a dikaryon which is under the control of the incompatibility factors A and B. Asexual fru...

journal_title：Current genetics

authors： Esser K,Saleh F,Meinhardt F

更新日期：1979-12-01 00:00:00

abstract：:Most organisms prefer to utilize glucose as a carbon source. Accordingly, the expression of genes involved in the catabolism of other carbon sources is repressed by the presence of glucose in a process known as (carbon) catabolite repression. However, much less is known about the relationships between "poor" carbon so...

journal_title：Current genetics

authors： Simpson-Lavy K,Kupiec M

更新日期：2019-12-01 00:00:00

abstract：:Although 29 tRNA genes have been deduced from the complete nucleotide sequence of the mitochondrial genome from the liverwort Marchantia polymorpha, a tRNAIle gene decoding AUU and AUC codons is conspicuously absent. In order to address the question of the possible involvement of nuclear-encoded tRNA, we isolated and ...

journal_title：Current genetics

authors： Akashi K,Sakurai K,Hirayama J,Fukuzawa H,Ohyama K

更新日期：1996-07-31 00:00:00

abstract：:Analysis of the cDNA of the atp9-1 gene transcript from petunia mitochondria has revealed that ten C residues of the gene sequence are edited into U in the mRNA. Seven of these edits result in amino acid changes and one introduces a stop codon before the end of the open reading frame predicted from the gene sequence. ...

journal_title：Current genetics

authors： Wintz H,Hanson MR

更新日期：1991-01-01 00:00:00

abstract：:Mono-ubiquitinated histone H2B (H2B-Ub) is important for chromatin regulation of transcription, chromatin assembly, and also influences heterochromatin. In this review, we discuss the effects of H2B-Ub from nucleosome to higher-order chromatin structure. We then assess what is currently known of the role of H2B-Ub in ...

journal_title：Current genetics

authors： Zukowski A,Johnson AM

更新日期：2018-08-01 00:00:00

abstract：:Most eukaryotes require molecular oxygen for growth. In general, oxygen is the terminal electron acceptor of the respiratory chain and represents an important substrate for the biosynthesis of cellular compounds. However, in their natural environment, such as soil, and also during the infection, filamentous fungi are ...

journal_title：Current genetics

authors： Hillmann F,Shekhova E,Kniemeyer O

更新日期：2015-08-01 00:00:00

abstract：:A gene encoding mitochondrial S13 is generally present in the mitochondrial genome of higher plants, but is lacking from the Arabidopsis thaliana mitochondrial genome. Previous research has failed to identify a nuclear gene capable of encoding a mitochondrial S13 protein or the protein itself. Doubts have even been ra...

journal_title：Current genetics

authors： Mollier P,Hoffmann B,Debast C,Small I

更新日期：2002-03-01 00:00:00

abstract：:Efficient mating-type (MT) switching in homothallic strains of Schizosaccharomyces pombe is significantly reduced if they have a mutation in any of the eleven known swi genes. The swi4 mutation causes heterothallic as well as homothallic segregants, both of which have duplications in the MT region. In contrast to homo...

journal_title：Current genetics

authors： Fleck O,Heim L,Gutz H

更新日期：1990-12-01 00:00:00

abstract：:The zinc finger transcription factor Crz1 is an important downstream regulator of calcium-dependent signal transduction pathways in many organisms. The function of Crz1 in the wheat-head blight pathogen Fusarium graminearum remains unclear. In this study, we identified and functionally characterised FgCrz1A, a potenti...

journal_title：Current genetics

authors： Chen L,Tong Q,Zhang C,Ding K

更新日期：2019-02-01 00:00:00

abstract：:The hybrid vector pCP2, consisting of the bacterial plasmid pBR325, the nuclear gene Leu-2 of Saccharomyces cerevisiae and a fragment of mitochondrial DNA from Cephalosporium acremonium, was found to associate with the nucleus in a transformed strain of Saccharomyces cerevisiae. This was inducted by (1) efficient expr...

journal_title：Current genetics

authors： Tudzynski P,Esser K

更新日期：1983-04-01 00:00:00

abstract：:The phosphate regulatory mechanism in yeast, known as the PHO pathway, is regulated by inorganic phosphate to control the expression of genes involved in the acquisition of phosphate from the medium. This pathway is also reported to contribute to other nutritional responses and as such it affects several phenotypic ch...

journal_title：Current genetics

authors： Swinnen E,Rosseels J,Winderickx J

更新日期：2005-07-01 00:00:00

abstract：:We have studied the splicing pathway leading to the synthesis of cytochrome oxidase subunit I (COX I) mRNA, by analysing the transcription pattern of several oxi3- splicing deficient mutants located in the first four introns of the gene. The four introns contain long open reading frames (ORFs) in phase with the upstre...

journal_title：Current genetics

authors： Carignani G,Netter P,Bergantino E,Robineau S

更新日期：1986-01-01 00:00:00

abstract：:Many species are able to hybridize, but the sterility of these hybrids effectively prevents gene flow between the species, reproductively isolating them and allowing them to evolve independently. Yeast hybrids formed by Saccharomyces cerevisiae and Saccharomyces paradoxus parents are viable and able to grow by mitosis...

journal_title：Current genetics

authors： Ono J,Greig D

更新日期：2020-06-01 00:00:00

abstract：:Fusarium virguliforme is a soil-borne pathogenic fungus that causes sudden death syndrome (SDS) in soybean. Its pathogenicity is believed to require the activity of cell-wall-degrading enzymes (CWDEs). The sucrose non-fermenting protein kinase 1 gene (SNF1) is a key component of the glucose de-repression pathway in ye...

journal_title：Current genetics

authors： Islam KT,Bond JP,Fakhoury AM

更新日期：2017-08-01 00:00:00

abstract：:We have determined the nucleotide sequence of a region of the mitochondrial genome of the yeast Saccharomyces douglasii which contains the ATPase subunit 9 gene and part of the intergenic sequences that surround it. The gene is 228 nucleotides long and encodes a polypeptide of 76 aa. A comparison of the coding sequenc...

journal_title：Current genetics

authors： Nicoletti L,Laveder P,Pellizzari R,Cardazzo B,Carignani G

更新日期：1994-06-01 00:00:00

abstract：:A double-stranded (ds)RNA, designated as M2, is associated with hypovirulence, conversion of the quinic acid pathway from inducible to constitutive and downregulation of the shikimic acid pathway in the Rhizoctonia solani culture Rhs 1A1. In this study, we report that in the virulent, M2-lacking isolate Rhs 1AP, which...

journal_title：Current genetics

authors： Liu C,Lakshman DK,Tavantzis SM

更新日期：2003-05-01 00:00:00

abstract：:The ornithine transaminase (otaA) gene of Aspergillus nidulans has been cloned by transformation of the A. nidulans pro-ota- mutant strain with a cosmid gene library. The otaA gene contains two introns and potentially codes for a 453-aa-long protein. The deduced amino-acid sequence is homologous to known ornithine tra...

journal_title：Current genetics

authors： Dzikowska A,Swianiewicz M,Talarczyk A,Wisniewska M,Goras M,Scazzocchio C,Weglenski P

更新日期：1999-03-01 00:00:00

abstract：:The endpoints of an inversion in wheat chloroplast DNA are shown to be associated with copies of a short repeated sequence. Recombination across the repeats in an inverted configuration may have been responsible for the inversion, although they are currently in a direct orientation owing to a second inversion. The rep...

journal_title：Current genetics

authors： Howe CJ

更新日期：1985-01-01 00:00:00