Codon usage, genetic code and phylogeny of Dictyostelium discoideum mitochondrial DNA as deduced from a 7.3-kb region.

abstract：:We have constructed a gene coding for the 12-kDa intermediate form of the 2s methionine-rich protein from Bertholletia excelsa seeds. This protein, expressed intracellularly in yeast, is characterised by a 20-min half-life. By adding 11 amino acids corresponding to the peroxisome-targeting sequence (PTSc) of luciferas...

journal_title：Current genetics

authors： Nicaud JM,Raynal A,Beyou A,Merkamm M,Ito H,Labat N

更新日期：1994-11-01 00:00:00

abstract：:We report the nucleotide sequence of three tRNA genes from maize mitochondria. The genes are located in two BamHI fragments, 3.55 and 5.7 kb long, adjacent to the S2 sequence in the maize mitochondrial genome. On the 3.55 kb BamHI fragment, we have characterized a tRNA(Cys)(GCA) gene. A strong sequence homology of thi...

journal_title：Current genetics

authors： Wintz H,Grienenberger JM,Weil JH,Lonsdale DM

更新日期：1988-03-01 00:00:00

abstract：:We have found no evidence for an adaptive response for either lethality or mutagenesis following treatment of Saccharomyces cerevisiae with N-methyl-N'-nitro-N-nitrosoguanidine (MNNG). The rad6 and rad52 mutants of S. cerevisiae are highly defective in MNNG and ethyl methanesulfonate induced mutagenesis of both statio...

journal_title：Current genetics

authors： Polakowska R,Perozzi G,Prakash L

更新日期：1986-01-01 00:00:00

abstract：:An Agrocybe aegerita cDNA library, constructed from fruit body primordia poly(A)+ RNAs, was screened by differential colony hybridization. Clones which preferentially hybridized to poly(A)+ RNA sequences from fruit body primordia, versus poly(A)+ RNAs from mycelium, were isolated. Eight of these clones (EMAa-1 to EMAa...

journal_title：Current genetics

authors： Salvado JC,Labarère J

更新日期：1991-08-01 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：:A strain dependent growth on lactate in the presence of antimycin A (AA) has been observed - the strain D261 can grow on lactate and AA, whereas in the strain K8/6C antimycin A prevents the utilization of lactate and the induction of LDH.Genetic analysis demonstrates that growth on lactate in the presence of AA segreg...

journal_title：Current genetics

authors： Ferrero I,Rambaldelli R,Genga AM,Donnini C,Puglisi PP

更新日期：1984-08-01 00:00:00

abstract：:The mating-type ( MAT) genes from Rhynchosporium secalis were isolated using PCR-based methods. Characterisation of the MAT idiomorphs suggests that R. secalis is closely related to the discomycetes Pyrenopeziza brassicae and Tapesia yallundae in terms of sequence and MAT locus gene composition. The MAT1-2 idiomorph c...

journal_title：Current genetics

authors： Foster SJ,Fitt BD

更新日期：2003-12-01 00:00:00

abstract：:Adaptation by natural selection might improve the fitness of an organism and its probability to survive in unfavorable environmental conditions. Decoding the genetic basis of adaptive evolution is one of the great challenges to deal with. To this purpose, Saccharomyces cerevisiae has been largely investigated because ...

journal_title：Current genetics

authors： Tosato V,Sims J,West N,Colombin M,Bruschi CV

更新日期：2017-05-01 00:00:00

abstract：:Somatic fusion between cells of Chlamydomonas containing complementing cell wall and auxotrophic mutations and bearing chloroplast markers for resistance to antibiotics (streptomycin or spectinomycin) have been performed to analyze the mode of chloroplast gene transmission in the fusion products. Prototrophic colonies...

journal_title：Current genetics

authors： Matagne RF

更新日期：1981-04-01 00:00:00

abstract：:Screening of a multi-copy vector-based yeast genomic library in haploid cells of wild-type Saccharomyces cerevisiae yielded transformants hyper-resistant to various chemical mutagens. Genetical analysis of the yeast insert DNAs revealed three genes SNG1, SNQ2, and SNQ3 that confer the phenotype hyper-resistance to MNN...

journal_title：Current genetics

authors： Haase E,Servos J,Brendel M

更新日期：1992-04-01 00:00:00

abstract：:A delta-9 fatty acid desaturase gene, homologous to animal and fungal acyl-coenzyme A (CoA) desaturases, was isolated from the red alga Cyanidioschyzon merolae using a degenerate PCR strategy. This gene, designated as CmFAD9, has no intron. The encoded delta-9 fatty acid desaturase (CmFad9p) consists of 476 amino acid...

journal_title：Current genetics

authors： Itoh R,Toda K,Takahashi H,Takano H,Kuroiwa T

更新日期：1998-03-01 00:00:00

abstract：:Most cheese-making filamentous fungi lack suitable molecular tools to improve their biotechnology potential. Penicillium roqueforti, a species of high industrial importance, would benefit from functional data yielded by molecular genetic approaches. This work provides the first example of gene replacement by homologou...

journal_title：Current genetics

authors： Goarin A,Silar P,Malagnac F

更新日期：2015-05-01 00:00:00

abstract：:We have analysed two new genes, YBR1007 and YBR1015, discovered during the systematic sequencing of chromosome II of S. cerevisiae. YBR1007 shows strong similarities to amino-acid permeases, in particular the high-affinity proline permeases of S. cerevisiae and A. nidulans. The number and position of the predicted mem...

journal_title：Current genetics

authors： Nasr F,Bécam AM,Grzybowska E,Zagulski M,Slonimski PP,Herbert CJ

更新日期：1994-07-01 00:00:00

abstract：:Genetic and molecular analyses of the phenomenon of senescence-i.e., irreversible loss of growth and reproductive potential upon subculturing-in Neurospora intermedia strain M1991-60A, collected from Maddur in southern India, showed the presence of plasmid pMaddur1, which is homologous to the senescence-inducing circu...

journal_title：Current genetics

authors： D'Souza AD,Sultana S,Maheshwari R

更新日期：2005-03-01 00:00:00

abstract：:Previous work in other laboratories has shown that several mutagen sensitive mutants of Neurospora crassa are extremely sensitive to low levels of histidine in the culture medium. We have shown that wild type Neurospora accumulates nicks or breaks in the DNA in the presence of histidine. The number of nicks accumulati...

journal_title：Current genetics

authors： Howard CA,Baker TI

更新日期：1988-05-01 00:00:00

abstract：:Cyclosporin A is a potent and clinically-important immunosuppressive drug (SandimmunR). It is produced by the fungus Tolypocladium niveum. A transformation system for T. niveum ATCC34921 based on hygromycin selection was established. In order to obtain a T. niveum promoter, the cyclophilin gene was isolated using the ...

journal_title：Current genetics

authors： Weber G,Leitner E

更新日期：1994-11-01 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：:Bands of dsRNA were detected in five out of seven isolates of the entomopathogenic fungus Metarhizium flavoviride. The identity of these bands was proven by RNase and S1-nuclease treatments. The transference of dsRNA between isolates (from CG291 to CG442) was successfully carried out through forced heterokaryons. Isog...

journal_title：Current genetics

authors： Martins MK,Furlaneto MC,Sosa-Gomez DR,Faria MR,Fungaro MH

更新日期：1999-08-01 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：:Loss of heterozygosity (LOH) in a vegetatively growing diploid cell signals irregularity of mitosis. Therefore, assays of LOH serve to discover pathways critical for proper replication and segregation of chromosomes. We screened for enhanced LOH in a whole-genome collection of diploid yeast strains in which a single g...

journal_title：Current genetics

authors： Tutaj H,Pogoda E,Tomala K,Korona R

更新日期：2019-04-01 00:00:00

abstract：:The RNA polymerase II (Pol II) of Schizosaccharomyces pombe is composed of 12 subunits. Subunit Rpb3 has sequence homology with the N-terminal domain of the prokaryotic alpha subunit, which plays a key role in RNA polymerase assembly. Together with the Rpb2 (the beta homologue) and Rpb11 (the second alpha homologue) s...

journal_title：Current genetics

authors： Mitobe J,Mitsuzawa H,Ishihama A

更新日期：2001-06-01 00:00:00

abstract：:In Chlamydomonas reinhardtii, the expression of the nit1 gene encoding nitrate reductase is dependent on the nature of the nitrogen source and on other environmental factors. We have fused the nit1 promoter region to the arylsulphatase (ars) reporter gene lacking its own promoter and introduced this chimeric construct...

journal_title：Current genetics

authors： Ohresser M,Matagne RF,Loppes R

更新日期：1997-03-01 00:00:00

abstract：:A phylogenetic investigation of the autosporic chlorophycean alga species Selenastrum capricornutum using the small subunit (SSU) rRNA gene revealed the unusual presence of six group IC1 introns. Previous studies showed that numerous green algal taxa contain group IC1 introns. However, whereas some algal species harbo...

journal_title：Current genetics

authors： Booton GC,Floyd GL,Fuerst PA

更新日期：2004-10-01 00:00:00

abstract：:Killer protein 4 (KP4) is a well studied viral toxin secreted by the maize smut fungus Ustilago maydis that kills sensitive Ustilago strains as well as inhibits Fusarium and plant root growth by inhibiting calcium uptake. Numerous small, cysteine-rich proteins have been shown to play a critical role in fungal-plant-ba...

journal_title：Current genetics

authors： Brown DW

更新日期：2011-02-01 00:00:00

abstract：:Ribosome is responsible for protein synthesis and is able to monitor the sequence and structure of the nascent peptide. Such ability plays an important role in determining overall gene expression profile of the bacteria through ribosome stalling and rescuing. In this review, we briefly summarize our current understand...

journal_title：Current genetics

authors： Jin Y,Jin S,Wu W

更新日期：2016-05-01 00:00:00

abstract：:In eukaryotes, genomic DNA is packaged into the nucleus together with histone proteins, forming chromatin. The fundamental repeating unit of chromatin is the nucleosome, a naturally symmetric structure that wraps DNA and is the substrate for numerous regulatory post-translational modifications. However, the biological...

journal_title：Current genetics

authors： Ichikawa Y,Kaufman PD

更新日期：2019-04-01 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：:The core enzyme of mitochondrial RNA polymerase in yeast is homologous to those of bacteriophages T3, T7 and SP6. In previous studies the identification of the first conditional yeast mutant for this enzyme helped to identify the corresponding specificity factor and to elucidate their interaction inside mitochondria. ...

journal_title：Current genetics

authors： Lisowsky T,Stein T,Michaelis G,Guan MX,Chen XJ,Clark-Walker GD

更新日期：1996-11-01 00:00:00

abstract：:The nature of extra-chromosomal maintenance of the transforming plasmid p12-6 in Phanerochaete chrysosporium was studied. Our results indicate that the plasmid is maintained in the fungal transformants extra-chromosomally as part of a larger endogenous plasmid (designated pME) of P. chrysosporium. Using the total DNA ...

journal_title：Current genetics

authors： Randall TA,Reddy CA

更新日期：1992-03-01 00:00:00