Regulation of the potassium to sodium ratio and of the osmotic potential in relation to salt tolerance in yeasts.

abstract：:The major conjugative transfer gene cluster of staphylococcal plasmid pGO1 (trs) consists of 13 open reading frames (trsA to trsM) transcribed from one DNA strand and a single 189-bp open reading frame (trsN) within the first 348 bp of trs that is transcribed divergently. Promoter regions for trsN and trsA partially o...

journal_title：Journal of bacteriology

authors： Sharma VK,Johnston JL,Morton TM,Archer GL

更新日期：1994-06-01 00:00:00

abstract：:During sporulation, the Bacillus subtilis transcription factor sigmaK is activated by regulated proteolytic processing. I have used a system that facilitates the analysis of the contributions of a modified form of the processing enzyme, SpoIVFB-GFP, and the regulatory proteins BofA and SpoIVFA to the conversion of pro...

journal_title：Journal of bacteriology

authors： Resnekov O

更新日期：1999-09-01 00:00:00

abstract：:Nine acetotrophic and three methylotrophic strains of methane-producing bacteria were screened for the presence of plasmid DNA. Plasmids were detected in three marine isolates, including Methanosarcina acetivorans. All three plasmids appeared to be similar based on size and restriction site analyses. The plasmid from ...

journal_title：Journal of bacteriology

authors： Sowers KR,Gunsalus RP

更新日期：1988-10-01 00:00:00

abstract：:The Lyme disease spirochete Borrelia burgdorferi is unique among bacteria in its large number of lipoproteins that are encoded by a small, exceptionally fragmented, and predominantly linear genome. Peripherally anchored in either the inner or outer membrane and facing either the periplasm or the external environment, ...

journal_title：Journal of bacteriology

authors： Dowdell AS,Murphy MD,Azodi C,Swanson SK,Florens L,Chen S,Zückert WR

更新日期：2017-02-28 00:00:00

abstract：:Irradiated L cells infected with Rickettsia tsutsugamushi were studied under the electron microscope to define the morphological growth pattern of the organism. For 2 days after inoculation, no rickettsiae were found either extra- or intracellularly; after 2 days multiple rickettsiae appeared within the host cells wit...

journal_title：Journal of bacteriology

authors： Hase T

更新日期：1983-05-01 00:00:00

abstract：:Alginates are polysaccharides composed of 1-4-linked beta-D-mannuronic acid and alpha-L-guluronic acid. The polymer can be degraded by alginate lyases, which cleave the polysaccharide using a beta-elimination reaction. Two such lyases have previously been identified in the soil bacterium Azotobacter vinelandii, as fol...

journal_title：Journal of bacteriology

authors： Gimmestad M,Ertesvåg H,Heggeset TM,Aarstad O,Svanem BI,Valla S

更新日期：2009-08-01 00:00:00

abstract：:Strains missing several genes required for chemotaxis toward amino acids, peptides, and certain sugars were tethered and their rotational behavior was analyzed. Null strains (called gutted) were deleted for genes that code for the transducers Tsr, Tar, Tap, and Trg and for the cytoplasmic proteins CheA, CheW, CheR, Ch...

journal_title：Journal of bacteriology

authors： Wolfe AJ,Conley MP,Kramer TJ,Berg HC

更新日期：1987-05-01 00:00:00

abstract：:The outer membrane of the thermophilic bacterium Thermus thermophilus was isolated using sucrose step gradient centrifugation. Its detergent extracts contained an ion-permeable channel with an extremely high single-channel conductance of 20 nS in 1 M KCl. The channel protein was purified by preparative sodium dodecyl ...

journal_title：Journal of bacteriology

authors： Maier E,Polleichtner G,Boeck B,Schinzel R,Benz R

更新日期：2001-01-01 00:00:00

abstract：:The sdiA gene codes for a protein that regulates expression of the ftsQAZ cluster of essential cell division genes of Escherichia coli. SdiA up-regulates the ftsQ2p promoter that initiates transcription into the ftsQAZ cluster. In this paper, we report that expression of sdiA is itself regulated by a factor that is re...

journal_title：Journal of bacteriology

authors： García-Lara J,Shang LH,Rothfield LI

更新日期：1996-05-01 00:00:00

abstract：:The Salmonella typhimurium pi-histidine episome was identified by Ames et al. (2) in an unstable partial revertant of a deletion mutation-containing strain, hisG203. HisG203 lacks the histidine operator, promoter, and part of the first structural gene. In this paper, we study some properties of pi factor and demonstra...

journal_title：Journal of bacteriology

authors： Levinthal M,Yeh J

更新日期：1972-03-01 00:00:00

abstract：:Pseudomonas aeruginosa is an opportunistic pathogen that causes a number of infections in humans, but is best known for its association with cystic fibrosis. It is able to use a wide range of sulfur compounds as sources of sulfur for growth. Gene expression in response to changes in sulfur supply was studied in P. aer...

journal_title：Journal of bacteriology

authors： Tralau T,Vuilleumier S,Thibault C,Campbell BJ,Hart CA,Kertesz MA

更新日期：2007-10-01 00:00:00

abstract：:The operons of the glp regulon encoding the glycerol metabolic enzymes of Pseudomonas aeruginosa were hitherto believed to be positively regulated by the product of the glpR regulatory gene. During nucleotide sequence analysis of the region located upstream of the previously characterized glpD gene, encoding sn-glycer...

journal_title：Journal of bacteriology

authors： Schweizer HP,Po C

更新日期：1996-09-01 00:00:00

abstract：:Isolation of six strains of Escherichia coli K-12 carrying mutations affecting the citrate-dependent iron uptake system is described. Genetic analysis of these mutants showed that the mutation affecting the citrate system are cluster together at about min 6 on the E. coli chromosome. ...

journal_title：Journal of bacteriology

authors： Woodrow GC,Langman L,Young IG,Gibson F

更新日期：1978-03-01 00:00:00

abstract：:Altenbern, Robert A. (U.S. Army Biological Laboratories, Fort Detrick, Frederick, Md.). Growth of L forms of streptomycin-dependent Proteus mirabilis. J. Bacteriol. 85:619-622. 1963.-A streptomycin-dependent mutant of Proteus mirabilis produces L forms on penicillin-containing medium when dihydrostreptomycin is also p...

journal_title：Journal of bacteriology

authors： ALTENBERN RA

更新日期：1963-03-01 00:00:00

abstract：:We report a search for small RNAs (sRNAs) in the low-GC, gram-positive human pathogen Streptococcus pneumoniae. Based on bioinformatic analyses by Livny et al. (J. Livny, A. Brencic, S. Lory, and M. K. Waldor, Nucleic Acids Res. 34:3484-3493, 2006), we tested 40 candidates by Northern blotting and confirmed the expres...

journal_title：Journal of bacteriology

authors： Tsui HC,Mukherjee D,Ray VA,Sham LT,Feig AL,Winkler ME

更新日期：2010-01-01 00:00:00

abstract：:In contrast to previous findings, we demonstrate that the dissimilatory (bi)sulfite reductase genes (dsrAB) of Desulfobacula toluolica were vertically inherited. Furthermore, Desulfobacterium anilini and strain mXyS1 were identified, by dsrAB sequencing of 17 reference strains, as members of the donor lineage for thos...

journal_title：Journal of bacteriology

authors： Zverlov V,Klein M,Lücker S,Friedrich MW,Kellermann J,Stahl DA,Loy A,Wagner M

更新日期：2005-03-01 00:00:00

abstract：:Cytotoxicity is an important virulence determinant in the pathogenesis of Vibrio vulnificus, and two cytotoxins, RTX (encoded by rtxA1) and cytolysin/hemolysin (encoded by vvhA), have been identified in this organism. We showed that the quorum-sensing regulator LuxO controlled the cytotoxicity of this organism: a Δlux...

journal_title：Journal of bacteriology

authors： Shao CP,Lo HR,Lin JH,Hor LI

更新日期：2011-05-01 00:00:00

abstract：:The arginine biosynthetic precursors, ornithine, citrulline, and argininosuccinate, inhibit arginyl-transfer ribonucleic acid (tRNA) synthetase (EC 6.1.1.13, arginine: soluble RNA ligase, adenosine monophosphate) activity in the in vitro attachment assay system. Ornithine is the most potent, argininosuccinate is next,...

journal_title：Journal of bacteriology

authors： Yem DW,Williams LS

更新日期：1971-08-01 00:00:00

abstract：:Exposure of Escherichia coli strains deficient in molybdopterin biosynthesis (moa) to the purine base N-6-hydroxylaminopurine (HAP) is mutagenic and toxic. We show that moa mutants exposed to HAP also exhibit elevated mutagenesis, a hyperrecombination phenotype, and increased SOS induction. The E. coli rdgB gene encod...

journal_title：Journal of bacteriology

authors： Burgis NE,Brucker JJ,Cunningham RP

更新日期：2003-05-01 00:00:00

abstract：:We are currently investigating the role of ToxR-mediated gene regulation in Photobacterium profundum strain SS9. SS9 is a moderately piezophilic ("pressure loving") psychrotolerant marine bacterium belonging to the family Vibrionaceae. In Vibrio cholerae, ToxR is a transmembrane DNA binding protein involved in mediati...

journal_title：Journal of bacteriology

authors： Bidle KA,Bartlett DH

更新日期：2001-03-01 00:00:00

abstract：:The enzymatic properties and the physiological function of the type IV apurinic/apyrimidinic (AP)-endonuclease homolog of Bacillus subtilis, encoded by yqfS, a gene specifically expressed in spores, were studied here. To this end, a recombinant YqfS protein containing an N-terminal His6 tag was synthesized in Escheric...

journal_title：Journal of bacteriology

authors： Salas-Pacheco JM,Urtiz-Estrada N,Martínez-Cadena G,Yasbin RE,Pedraza-Reyes M

更新日期：2003-09-01 00:00:00

abstract：:A bacterium was isolated by elective culture with p-hydroxybenzoate as substrate and nitrate as electron acceptor. It grew either aerobically or anaerobically, by nitrate respiration, on a range of aromatic compounds. The organism was identified as a pseudomonad and was given the trivial name Pseudomonas PN-1. Benzoat...

journal_title：Journal of bacteriology

authors： Taylor BF,Campbell WL,Chinoy I

更新日期：1970-05-01 00:00:00

abstract：:Type III secretion systems (T3SSs) are essential virulence devices for many gram-negative bacteria that are pathogenic for plants, animals, and humans. They serve to translocate virulence effector proteins directly into eukaryotic host cells. T3SSs are composed of a large cytoplasmic bulb and a transmembrane region in...

journal_title：Journal of bacteriology

authors： Veenendaal AK,Sundin C,Blocker AJ

更新日期：2009-01-01 00:00:00

abstract：:Cerulenin is a fungal mycotoxin that potently inhibits fatty acid synthesis by covalent modification of the active site thiol of the chain-elongation subtypes of beta-ketoacyl-acyl carrier protein (ACP) synthases. The Bacillus subtilis fabF (yjaY) gene (fabF(b)) encodes an enzyme that catalyzes the condensation of mal...

journal_title：Journal of bacteriology

authors： Schujman GE,Choi KH,Altabe S,Rock CO,de Mendoza D

更新日期：2001-05-01 00:00:00

abstract：:DNA sequence analysis revealed that the putative yhdJ DNA methyltransferase gene of Escherichia coli is 55% identical to the Nostoc sp. strain PCC7120 gene encoding DNA methyltransferase AvaIII, which methylates adenine in the recognition sequence, ATGCAT. The yhdJ gene was cloned, and the enzyme was overexpressed and...

journal_title：Journal of bacteriology

authors： Kossykh VG,Lloyd RS

更新日期：2004-04-01 00:00:00

abstract：:Two related killer strains of Saccharomyces cerevisiae were mutagenized and screened for nonkiller variants. About 20% of the mutants derived from one strain lacked all detectable double-straned ribonucleic acid (dsRNA). About 70% of the mutants from the other strain lacked one of the dsRNA species normally associated...

journal_title：Journal of bacteriology

authors： Vodkin M

更新日期：1977-10-01 00:00:00

abstract：:Expression of the Bacillus licheniformis alpha-amylase gene, amyL, was temporally activated and subject to catabolite repression both in its natural host and when cloned on a 3.55-kilobase fragment in Bacillus subtilis. A subclone from which the promoter region of amyL and sequences upstream from the promoter were del...

journal_title：Journal of bacteriology

authors： Laoide BM,Chambliss GH,McConnell DJ

更新日期：1989-05-01 00:00:00

abstract：:A modified gel electrophoresis technique provided a reproducible way of detecting and isolating plasmids with molecular weights ranging from 12 X 10(6) to 370 X 10(6) for Azospirillum species. Analysis with the nifHD region of Rhizobium trifolii showed that the Azospirillum nif genes were chromosomally located in all ...

journal_title：Journal of bacteriology

authors： Plazinski J,Dart PJ,Rolfe BG

更新日期：1983-09-01 00:00:00

abstract：:We have previously cloned the genes for synthesis of capsular polysaccharide (cps) and slime from Erwinia stewartii in cosmid pES2144. In this study, pES2144 was shown to complement 14 spontaneous cps mutants. These mutants were characterized by probing Southern blots of mutant genomic DNA with pES2144; insertions wer...

journal_title：Journal of bacteriology

authors： Dolph PJ,Majerczak DR,Coplin DL

更新日期：1988-02-01 00:00:00

abstract：:The nucleotide sequence of the agp gene, which encodes a periplasmic glucose-1-phosphatase, was determined. The deduced amino acid sequence corresponds to a 413-amino-acid-residue polypeptide with a typical hydrophobic signal sequence of 22 amino acids. The mature protein lacks the N-terminal signal peptide and has a ...

journal_title：Journal of bacteriology

authors： Pradel E,Marck C,Boquet PL

更新日期：1990-02-01 00:00:00