Cloning of Escherichia coli and Pseudomonas aeruginosa phosphomannose isomerase genes and their expression in alginate-negative mutants of Pseudomonas aeruginosa.

abstract：:Transcriptional regulation was demonstrated in Rickettsia prowazekii, an obligate intracytoplasmic bacterium. The level of citrate synthase (gltA) mRNA II, from promoter P2, was greater in the total RNA isolated from heavily infected L929 cells than in moderately infected L929 cells; conversely, the level of ATP/ADP t...

journal_title：Journal of bacteriology

authors： Cai J,Winkler HH

更新日期：1996-09-01 00:00:00

abstract：:Individually, the ribosomal proteins L1, L23, L36, and S6 are not essential for cell proliferation of Bacillus subtilis, but the absence of any one of these ribosomal proteins causes a defect in the formation of the 70S ribosomes and a reduced growth rate. In mutant strains individually lacking these ribosomal protein...

journal_title：Journal of bacteriology

authors： Akanuma G,Yamazaki K,Yagishi Y,Iizuka Y,Ishizuka M,Kawamura F,Kato-Yamada Y

更新日期：2018-08-24 00:00:00

abstract：:The participation of tyramine oxidase in the regulation of arylsulfatase synthesis in Salmonella typhimurium was studied. Arylsulfatase synthesis was repressed by inorganic sulfate, cysteine, methionine, or taurine. This repression was relieved by tyramine, octopamine, or dopamine, which induced tyramine oxidase synth...

journal_title：Journal of bacteriology

authors： Murooka Y,Harada T

更新日期：1981-02-01 00:00:00

abstract：:Multiple promoters drive the expression of the principal cell division gene, ftsZ, in bacterial systems. Primer extension analysis of total RNA from Mycobacterium tuberculosis and a Mycobacterium smegmatis transformant containing 1.117 kb of the upstream region of M. tuberculosis ftsZ and promoter fusion studies ident...

journal_title：Journal of bacteriology

authors： Roy S,Ajitkumar P

更新日期：2005-04-01 00:00:00

abstract：:For maximal turbidity and dissimilatory activity, three strains of pediococci required the addition of Mn(2+) to Rogosa basal medium. Twenty-two strains of enterococci proved indifferent to this supplement. ...

journal_title：Journal of bacteriology

authors： Efthymiou CJ,Joseph SW

更新日期：1972-10-01 00:00:00

abstract：:The tprK gene of Treponema pallidum subsp. pallidum, the causative agent of venereal syphilis, belongs to a 12-member gene family and encodes a protein with a predicted cleavable signal sequence and predicted transmembrane domains. Except for the Nichols type strain, all rabbit-propagated isolates of T. pallidum exami...

journal_title：Journal of bacteriology

authors： LaFond RE,Centurion-Lara A,Godornes C,Rompalo AM,Van Voorhis WC,Lukehart SA

更新日期：2003-11-01 00:00:00

abstract：:Further studies on the expression of the two aspartokinase activities in Bacillus bovis are presented. Aspartokinase I (previously shown to be inhibited and repressed by lysine) was found to be repressed by diaminopimelate in the wild-type strain. However, in a mutant unable to convert diaminopimelate to lysine, starv...

journal_title：Journal of bacteriology

authors： Hitchcock MJ,Hodgson B,Linforth JL

更新日期：1980-05-01 00:00:00

abstract：:Xylanase activity of Clostridium cellulovorans, an anaerobic, mesophilic, cellulolytic bacterium, was characterized. Most of the activity was secreted into the growth medium when the bacterium was grown on xylan. Furthermore, when the extracellular material was separated into cellulosomal and noncellulosomal fractions...

journal_title：Journal of bacteriology

authors： Kosugi A,Murashima K,Doi RH

更新日期：2001-12-01 00:00:00

abstract：:In bacteria, the 4-amino-hydroxymethyl-2-methylpyrimidine (HMP) moiety of thiamine is synthesized from 5-aminoimidazole ribotide (AIR), a branch point metabolite of purine and thiamine biosynthesis. ThiC is a member of the radical S-adenosylmethionine (AdoMet) superfamily and catalyzes the complex chemical rearrangeme...

journal_title：Journal of bacteriology

authors： Palmer LD,Dougherty MJ,Downs DM

更新日期：2012-11-01 00:00:00

abstract：:The gene encoding an extracellular isomalto-dextranase, designated imd, was isolated from the chromosomal DNA of Arthrobacter globiformis T6 and cloned and expressed in Escherichia coli. A single open reading frame consisting of 1,926 base pairs that encoded a polypeptide composed of a signal peptide of 39 amino acids...

journal_title：Journal of bacteriology

authors： Iwai A,Ito H,Mizuno T,Mori H,Matsui H,Honma M,Okada G,Chiba S

更新日期：1994-12-01 00:00:00

abstract：:The single polar flagellum of Pseudomonas aeruginosa plays an important role in the pathogenesis of infection by this organism. However, regulation of the assembly of this organelle has not been delineated. In analyzing the sequence available at the Pseudomonas genome database, an open reading frame (ORF), flanked by ...

journal_title：Journal of bacteriology

authors： Dasgupta N,Arora SK,Ramphal R

更新日期：2000-01-01 00:00:00

abstract：:Toxin-antitoxin (TA) loci consist of two genes in an operon, encoding a stable toxin and an unstable antitoxin. The expression of toxin leads to cell growth arrest and sometimes bacterial death, while the antitoxin prevents the cytotoxic activity of the toxin. In this study, we show that the chromosome of Yersinia pes...

journal_title：Journal of bacteriology

authors： Goulard C,Langrand S,Carniel E,Chauvaux S

更新日期：2010-07-01 00:00:00

abstract：:A conditionally germination-defective mutant of Neurospora crassa has been found to be partially curable by ferricrocin and other siderophores. The mutant conidia rapidly lose their membrane-bound siderophores when suspended in buffer or growth media. Germination is consequently delayed unless large numbers of conidia...

journal_title：Journal of bacteriology

authors： Charlang G,Williams NP

更新日期：1977-12-01 00:00:00

abstract：:Tectiviridae is a family of tailless bacteriophages with Gram-negative and Gram-positive hosts. The family model PRD1 and its close relatives all infect a broad range of enterobacteria by recognizing a plasmid-encoded conjugal transfer complex as a receptor. In contrast, tectiviruses with Gram-positive hosts are highl...

journal_title：Journal of bacteriology

authors： Kan S,Fornelos N,Schuch R,Fischetti VA

更新日期：2013-10-01 00:00:00

abstract：:Genes from Bacillus subtilis predicted to encode a phosphate-specific transport (Pst) system were shown by mutation to affect high-affinity Pi uptake but not arsenate resistance or phosphate (Pho) regulation. The transcription start of the promoter upstream of the pstS gene was defined by primer extension. The promote...

journal_title：Journal of bacteriology

authors： Qi Y,Kobayashi Y,Hulett FM

更新日期：1997-04-01 00:00:00

abstract：:The cell wall degradation products released from Escherichia coli during autolysis triggered by cephaloridine or trichloroacetic acid were isolated and characterized. Murein was selectively lost from the disaccharide tetrapeptides and the bisdisaccharide tetrapeptide components. Two major autolytic products accounted ...

journal_title：Journal of bacteriology

authors： Kitano K,Tuomanen E,Tomasz A

更新日期：1986-09-01 00:00:00

abstract：:We have determined the amounts of a number of small molecules and enzymes in the mother cell compartment and the developing forespore during sporulation of Bacillus megaterium. Significant amounts of adenosine 5'-triphosphate and reduced nicotinamide adenine dinucleotide were present in the forespore compartment befor...

journal_title：Journal of bacteriology

authors： Singh RP,Setlow B,Setlow P

更新日期：1977-06-01 00:00:00

abstract：:A class of galactose-resistant mutants has been derived from strains of Salmonella typhimurium which are defective in uridine diphosphoglucose-4-epimerase. Resistant strains are phenotypically similar to parent organisms but do not lyse in the presence of galactose. Low levels of functional epimerase can be detected i...

journal_title：Journal of bacteriology

authors： Shuster CW,Rundell K

更新日期：1969-10-01 00:00:00

abstract：:An analysis of the turnover of the major phospholipids of Micrococcus cerificans growing or nongrowing cultures. The turnover rates of (14)C-PE and (14)C-PE were 61.5% of the total phospholipid, exhibited no significant rate of turnover in either growing or nongrowing cultures. The turnover rates of PE-(14)C and PE-(3...

journal_title：Journal of bacteriology

authors： Makula RA,Finnerty WR

更新日期：1971-09-01 00:00:00

abstract：:When the Lac- strain of Escherichia coli, FC40, is incubated with lactose as its sole carbon and energy source, Lac+ revertants arise at a constant rate, a phenomenon known as adaptive mutation. Two alternative models for adaptive mutation have been proposed: (i) recombination-dependent mutation, which specifies that ...

journal_title：Journal of bacteriology

authors： Stumpf JD,Poteete AR,Foster PL

更新日期：2007-03-01 00:00:00

abstract：:Antipain kills Escherichia coli K-12 cells in an exponential manner beginning 1 h after its addition. Mutant strains, delta cya and crp, which are unable to synthesize cyclic adenosine 3',5'-monophosphate (cAMP) and the cAMP receptor protein, respectively, are not affected. Addition of cAMP (5 mM) to antipain-treated ...

journal_title：Journal of bacteriology

authors： Swenson PA

更新日期：1979-08-01 00:00:00

abstract：:The Rnf complex is a respiratory enzyme that catalyzes the oxidation of reduced ferredoxin to the reduction of NAD+, and the negative free energy change of this reaction is used to generate a transmembrane ion gradient. In one class of anaerobic acetogenic bacteria, the Rnf complex is believed to be essential for ener...

journal_title：Journal of bacteriology

authors： Westphal L,Wiechmann A,Baker J,Minton NP,Müller V

更新日期：2018-10-10 00:00:00

abstract：:Morphogenesis of the filamentous bacteriophage f1 occurred at adhesion zones between the inner and outer membranes of the host cell. Quantitation of adhesion zones in cells infected with mutant phage strains suggested that the phage gene I protein may be involved in the formation of adhesion zones for phage assembly. ...

journal_title：Journal of bacteriology

authors： Lopez J,Webster RE

更新日期：1985-09-01 00:00:00

abstract：:The expression of any given bacterial protein is predicted to depend on (i) the transcriptional regulation of the promoter and the translational regulation of its mRNA and (ii) the synthesis and translation of total (bulk) mRNA. This is because total mRNA acts as a competitor to the specific mRNA for the binding of in...

journal_title：Journal of bacteriology

authors： Liang ST,Xu YC,Dennis P,Bremer H

更新日期：2000-06-01 00:00:00

abstract：:HlyD, a member of the membrane fusion protein family, is essential for the secretion of the RTX hemolytic toxin HlyA from Escherichia coli. Random point mutations affecting HlyA secretion were obtained, distributed in most periplasmic regions of the HlyD molecule. Analysis of the secretion phenotypes of different muta...

journal_title：Journal of bacteriology

authors： Pimenta AL,Racher K,Jamieson L,Blight MA,Holland IB

更新日期：2005-11-01 00:00:00

abstract：:An examination of the methanofurans isolated from a wide range of methanogenic bacteria and from Archaeoglobus fulgidus has revealed at least five chromatographically distinct methanofurans. Bacteria from each major genus of methanogenic bacteria have been found to contain a chemically different methanofuran. The natu...

journal_title：Journal of bacteriology

authors： White RH

更新日期：1988-10-01 00:00:00

abstract：:Three gene libraries of Bordetella avium 197 DNA were prepared in Escherichia coli LE392 by using the cosmid vectors pCP13 and pYA2329, a derivative of pCP13 specifying spectinomycin resistance. The cosmid libraries were screened with convalescent-phase anti-B. avium turkey sera and polyclonal rabbit antisera against ...

journal_title：Journal of bacteriology

authors： Gentry-Weeks CR,Hultsch AL,Kelly SM,Keith JM,Curtiss R 3rd

更新日期：1992-12-01 00:00:00

abstract：:Both the acridine half-mustard, ICR191, and the nonalkylating azaacridine derivative, ICR364-OH, induce three classes of frameshift mutations in the histidine operon of Salmonella typhimurium. (i) One class is completely stable in reversion tests and is presumed to represent deletion of one or a few critical nucleotid...

journal_title：Journal of bacteriology

authors： Oeschger NS,Hartman PE

更新日期：1970-02-01 00:00:00

abstract：:Nisin is a cationic antimicrobial peptide that belongs to the group of lantibiotics. It is thought to form oligomeric pores in the target membrane by a mechanism that requires the transmembrane electrical potential delta psi and that involves local pertubation of the lipid bilayer structure. Here we show that nisin do...

journal_title：Journal of bacteriology

authors： Moll GN,Clark J,Chan WC,Bycroft BW,Roberts GC,Konings WN,Driessen AJ

更新日期：1997-01-01 00:00:00

abstract：:Two Rhizobium phaseoli mutants, isolated previously by Tn5 mutagenesis, elicited infection threads which ceased development prematurely, usually within root hairs. These infection threads were wide, globular, and otherwise altered in morphology, compared with normal infection threads. Anatomy and division of the root ...

journal_title：Journal of bacteriology

authors： Noel KD,Vandenbosch KA,Kulpaca B

更新日期：1986-12-01 00:00:00