Beta-2-linked glucans secreted by fast-growing species of Rhizobium.

abstract：UNLABELLED:The σE envelope stress response is an essential signal transduction pathway which detects and removes mistargeted outer membrane (OM) β-barrel proteins (OMPs) in the periplasm of Escherichia coli It relies on σE, an alternative sigma factor encoded by the rpoE gene. Here we report a novel mutation, a nucleot...

journal_title：Journal of bacteriology

authors： Konovalova A,Schwalm JA,Silhavy TJ

更新日期：2016-08-11 00:00:00

abstract：:FtsZ, the bacterial tubulin homologue, is the main player in at least two distinct processes of cell division during the development of Streptomyces coelicolor A3(2). It forms cytokinetic rings and is required for the formation of both the widely spaced hyphal cross walls in the substrate mycelium and the specialized ...

journal_title：Journal of bacteriology

authors： Grantcharova N,Lustig U,Flärdh K

更新日期：2005-05-01 00:00:00

abstract：:The ligated loop of the rabbit intestine was investigated as a possible experimental model for the study of Clostridium perfringens food poisoning. The method of preparation of the challenge inoculum was important in determining whether a given strain would provoke a response. When cultures were grown for 4 hr at 37 C...

journal_title：Journal of bacteriology

authors： Duncan CL,Sugiyama H,Strong DH

更新日期：1968-05-01 00:00:00

abstract：:Integrons are genetic elements that contribute to lateral gene transfer in bacteria as a consequence of possessing a site-specific recombination system. This system facilitates the spread of genes when they are part of mobile cassettes. Most integrons are contained within chromosomes and are confined to specific bacte...

journal_title：Journal of bacteriology

authors： Stokes HW,Nesbø CL,Holley M,Bahl MI,Gillings MR,Boucher Y

更新日期：2006-08-01 00:00:00

abstract：:Phosphopantetheine adenylyltransferase (PPAT) from Escherichia coli is an essential hexameric enzyme that catalyzes the penultimate step in coenzyme A (CoA) biosynthesis and is a target for antibacterial drug discovery. The enzyme utilizes Mg-ATP and phosphopantetheine (PhP) to generate dephospho-CoA (dPCoA) and pyrop...

journal_title：Journal of bacteriology

authors： Miller JR,Ohren J,Sarver RW,Mueller WT,de Dreu P,Case H,Thanabal V

更新日期：2007-11-01 00:00:00

abstract：:Two riboflavin synthase activities (heavy and light) have been observed in earlier studies with Bacillus subtilis. The heavy enzyme is a complex of one molecule of light enzyme (consisting of three alpha subunits) and approximately 60 beta subunits (A. Bacher, R. Bauer, U. Eggers, H. Harders, and H. Schnepple, p. 729-...

journal_title：Journal of bacteriology

authors： Bacher A,Mailänder B

更新日期：1978-05-01 00:00:00

abstract：:Level of competence reached by Bacillus subtilis 168 lysogenic for temperate phage phi 105 was reduced compared to that reached by nonlysogenic cells. This effect was probably related to an alteration of the bacterial surface. Deoxyribonucleic acid extracted from phi 105 lysogenic bacteria was used to transform other ...

journal_title：Journal of bacteriology

authors： Peterson AM,Rutberg L

更新日期：1969-06-01 00:00:00

abstract：:Three spontaneous derivatives of Streptococcus faecium ATCC 9790, originally isolated as conditionally Triton X-100 detergent-resistant at 25 degrees C, displayed normal penicillin-induced rates of lysis at 37 degrees C but substantially reduced rates of lysis and killing at 25 degrees C. The addition of exogenous uns...

journal_title：Journal of bacteriology

authors： Pucci MJ,Daneo-Moore L

更新日期：1984-08-01 00:00:00

abstract：:The mannans of Saccharomyces chevalieri, S. italicus, S. diastaticus, and S. carlsbergensis, were acetolyzed, and the fragments were separated by gel filtration. All gave similar acetolysis fingerprints, which were distinguished from S. cerevisiae by the presence of a pentasaccharide component in addition to the mono-...

journal_title：Journal of bacteriology

authors： Ballou CE,Lipke PN,Raschke WC

更新日期：1974-02-01 00:00:00

abstract：:Chloroflexus, a newly described genus of filamentous, photosynthetic, gliding bacteria, oxidizes sulfide anaerobically under photoautotrophic or photoheterotrophic growh conditions and deposits elemental sulfur outside the cell. The formation of sulfur granules outside the cell supports the idea that this organism is ...

journal_title：Journal of bacteriology

authors： Madigan MT,Brock TD

更新日期：1975-05-01 00:00:00

abstract：:Bacteriophage N4 middle genes are transcribed by a phage-coded, heterodimeric, rifampin-resistant RNA polymerase, N4 RNA polymerase II (N4 RNAPII). Sequencing and transcriptional analysis revealed that the genes encoding the two subunits comprising N4 RNAPII are translated from a common transcript initiating at the N4...

journal_title：Journal of bacteriology

authors： Willis SH,Kazmierczak KM,Carter RH,Rothman-Denes LB

更新日期：2002-09-01 00:00:00

abstract：UNLABELLED:Succinic semialdehyde (SSA), an important metabolite of γ-aminobutyric acid (GABA), is a ligand of the repressor AttJ regulating the expression of the attJ-attKLM gene cluster in the plant pathogen Agrobacterium tumefaciens. While the response of A. tumefaciens to GABA and the function of attKLM have been ex...

journal_title：Journal of bacteriology

authors： Wang C,Tang D,Gao YG,Zhang LH

更新日期：2016-01-11 00:00:00

abstract：:A new Salmonella enterica serovar Typhimurium strain has been constructed to facilitate tightly regulated gene expression. Arabinose-inducible and glucose-repressible expression of a T7 RNA polymerase gene that has been integrated with an adjacent araC-P(BAD) control element into the bacterial chromosome allows dynami...

journal_title：Journal of bacteriology

authors： McKinney J,Guerrier-Takada C,Galán J,Altman S

更新日期：2002-11-01 00:00:00

abstract：:Aldrich, K. M. (The University of Kansas, Lawrence), and C. P. Sword. Methicillin-induced lysozyme-sensitive forms of staphylococci. J. Bacteriol. 87:690-695. 1964.-Staphylococcus aureus and S. epidermidis grown in the presence of sublethal amounts of methicillin were converted to enlarged spheres within 2 to 4 hr, as...

journal_title：Journal of bacteriology

authors： ALDRICH KM,SWORD CP

更新日期：1964-03-01 00:00:00

abstract：:Significant changes in the relative proportions of the individual polar lipids of two strains of Bacillus subtilis were observed when the pH of their chemostat cultures was varied. In phosphate- and magnesium-limited cultures of B. subtilis var. niger NCIB 8058. lysylphosphatidylglycerol was present in higher proporti...

journal_title：Journal of bacteriology

authors： Minnikin DE,Abdolrahimzadeh H

更新日期：1974-12-01 00:00:00

abstract：:As part of an analysis of the conjugative transfer genes associated with the expression of F pili by plasmid F, we have investigated the physical location of the traC and traW genes. We found that plasmid clones carrying a 2.95-kilobase EcoRI-EcoRV F transfer operon fragment were able to complement transfer of F lac t...

journal_title：Journal of bacteriology

authors： Maneewannakul S,Kathir P,Moore D,Le LA,Wu JH,Ippen-Ihler K

更新日期：1987-11-01 00:00:00

abstract：:Bacillus subtilis undergoes a highly distinctive division during spore formation. It yields two unequal cells, the mother cell and the prespore, and septum formation is completed before the origin-distal 70% of the chromosome has entered the smaller prespore. The mother cell subsequently engulfs the prespore. Two diff...

journal_title：Journal of bacteriology

authors： Bogush M,Xenopoulos P,Piggot PJ

更新日期：2007-05-01 00:00:00

abstract：:Escherichia coli acetyl coenzyme A carboxylase (ACC), the first enzyme of the fatty acid biosynthetic pathway, is inhibited by acylated derivatives of acyl carrier protein (ACP). ACP lacking an acyl moiety does not inhibit ACC. Acylated derivatives of ACP having chain lengths of 6 to 20 carbon atoms were similarly inh...

journal_title：Journal of bacteriology

authors： Davis MS,Cronan JE Jr

更新日期：2001-02-01 00:00:00

abstract：:The gltA gene, encoding Sinorhizobium meliloti 104A14 citrate synthase, was isolated by complementing an Escherichia coli gltA mutant. The S. meliloti gltA gene was mutated by inserting a kanamycin resistance gene and then using homologous recombination to replace the wild-type gltA with the gltA::kan allele. The resu...

journal_title：Journal of bacteriology

authors： Mortimer MW,McDermott TR,York GM,Walker GC,Kahn ML

更新日期：1999-12-01 00:00:00

abstract：:Mutagenesis of Nitrosomonas europaea was achieved by electroporation and recombination. To demonstrate this, an aminoglycoside 3'-phosphotransferase (kan) gene was specifically inserted into each of the three gene copies of hao individually. Southern hybridizations and PCR analysis showed the incorporation of the kan ...

journal_title：Journal of bacteriology

authors： Hommes NG,Sayavedra-Soto LA,Arp DJ

更新日期：1996-07-01 00:00:00

abstract：:The reduction of bisulfite by Desulfovibrio vulgaris was investigated. Crude extracts reduced bisulfite to sulfide without the formation (detection) of any intermediates such as trithionate or thiosulfate. When the particulate fractions was removed from crude extracts by high-speed centrifugation, the soluble supernat...

journal_title：Journal of bacteriology

authors： Drake HL,Akagi JM

更新日期：1978-12-01 00:00:00

abstract：:CsgA mutants of Myxococcus xanthus appear to be defective in producing an extracellular molecule essential for the developmental behaviors of this bacterium. The csgA gene encodes a 17.7-kilodalton polypeptide whose function and cellular location were investigated with immunological probes. Large quantities of the Csg...

journal_title：Journal of bacteriology

authors： Shimkets LJ,Rafiee H

更新日期：1990-09-01 00:00:00

abstract：:The DNA binding proteins ArgR and AhrC are essential for regulation of arginine metabolism in Escherichia coli and Bacillus subtilis, respectively. A unique property of these regulators is that they form hexameric protein complexes, mediating repression of arginine biosynthetic pathways as well as activation of argini...

journal_title：Journal of bacteriology

authors： Larsen R,Buist G,Kuipers OP,Kok J

更新日期：2004-02-01 00:00:00

abstract：:Methionine sulfoxide reductase (Msr) catalyzes the thioredoxin-dependent reduction and repair of methionine sulfoxide (MetO). Although Msr genes are not present in most hyperthermophile genomes, an Msr homolog encoding an MsrA-MsrB fusion protein (MsrAB(Tk)) was present on the genome of the hyperthermophilic archaeon ...

journal_title：Journal of bacteriology

authors： Fukushima E,Shinka Y,Fukui T,Atomi H,Imanaka T

更新日期：2007-10-01 00:00:00

abstract：:In Ralstonia eutropha H16, the nitric oxide (NO)-responsive transcriptional activator NorR controls the expression of a dicistronic operon that encodes a membrane-bound NO reductase, NorB, and a protein of unknown function, NorA. The N-terminal domain (NTD) of NorR is responsible for perception of the signal molecule,...

journal_title：Journal of bacteriology

authors： Klink A,Elsner B,Strube K,Cramm R

更新日期：2007-04-01 00:00:00

abstract：:We screened mini-Mu plasmid libraries from Enterobacter aerogenes IFO 12010 for plasmids that complement Escherichia coli phn mutants that cannot use phosphonates (Pn) as the sole source of phosphorus (P). We isolated two kinds of plasmids that, unexpectedly, encode genes for different metabolic pathways. One kind com...

journal_title：Journal of bacteriology

authors： Lee KS,Metcalf WW,Wanner BL

更新日期：1992-04-01 00:00:00

abstract：:Cleared lysates of 13 species of filamentous cyanobacteria were examined for the presence of extrachromosomal DNA by using agarose gel electrophoresis and ethidium bromide staining. Seven of the 13 species contained extrachromosomal covalently closed circular DNA, and all but 1 species contained multiple elements. The...

journal_title：Journal of bacteriology

authors： Simon RD

更新日期：1978-10-01 00:00:00

abstract：:The effects of nickel on the expression of hydrogenase in the hydrogen-oxidizing bacterium Alcaligenes latus were studied. In the absence of added nickel, both hydrogenase activity, measured as O2-dependent H2 uptake, and hydrogenase protein, measured in a Western immunoblot, were very low compared with the levels in ...

journal_title：Journal of bacteriology

authors： Doyle CM,Arp DJ

更新日期：1988-09-01 00:00:00

abstract：:Transcription of the archaeal trkA gene homolog in Methanosarcina mazei S-6 was studied at the optimal growth temperature of 37 degrees C and after heat shock at 45 degrees C. Northern (RNA) blotting results (transcript size) and data from primer extension experiments to map the transcription initiation site indicate ...

journal_title：Journal of bacteriology

authors： Conway de Macario E,Macario AJ

更新日期：1995-11-01 00:00:00

abstract：:We have identified IS100 sequences in a specific subset of Yersinia pseudotuberculosis isolates that were also sensitive to the Y. pestis-produced bacteriocin, pesticin. In contrast, Y. pseudotuberculosis strains which did not contain IS100 sequences were not sensitive to pesticin. We propose that IS100 serves as a mo...

journal_title：Journal of bacteriology

authors： McDonough KA,Hare JM

更新日期：1997-03-01 00:00:00