The Escherichia coli efg gene and the Rhodobacter capsulatus adgA gene code for NH3-dependent NAD synthetase.

abstract：:The sigA and sigB genes of Mycobacterium tuberculosis encode two sigma 70-like sigma factors of RNA polymerase. While transcription of the sigA gene is growth rate independent, sigB transcription is increased during entry into stationary phase. The sigA gene transcription is unresponsive to environmental stress but th...

journal_title：Journal of bacteriology

authors： Hu Y,Coates AR

更新日期：1999-01-01 00:00:00

abstract：:The pattern of peptidoglycan (murein) segregation in cells of Escherichia coli with impaired activity of the morphogenetic proteins penicillin-binding protein 2 and RodA has been investigated by the D-cysteine-biotin immunolabeling technique (M. A. de Pedro, J. C. Quintela, J.-V. Höltje, and H. Schwarz, J. Bacteriol. ...

journal_title：Journal of bacteriology

authors： de Pedro MA,Donachie WD,Höltje JV,Schwarz H

更新日期：2001-07-01 00:00:00

abstract：:Grula, Mary M. (Oklahoma State University, Stillwater) and E. A. Grula. Cell division in a species of Erwinia. IV. Metabolic blocks in pantothenate biosynthesis and their relationship to inhibition of cell division. J. Bacteriol. 83:989-997. 1962.-Four compounds that inhibit cell division in an Erwinia sp., d-serine, ...

journal_title：Journal of bacteriology

authors： GRULA MM,GRULA EA

更新日期：1962-05-01 00:00:00

abstract：:In Streptococcus mutans, enzyme II(scr) and sucrose-6-phosphate hydrolase are two important enzymes in the transport and metabolism of dietary sucrose. The scr regulon of S. mutans is composed of three genes, scrA and scrB, which code for enzyme II(scr) and sucrose-6-phosphate hydrolase, respectively, and scrR, which ...

journal_title：Journal of bacteriology

authors： Wang B,Kuramitsu HK

更新日期：2003-10-01 00:00:00

abstract：:Two distinct spore appendage types of Clostridium bifermentans, a pinlike appendage and a tubular appendage, were studied by electron microscopy. The pinlike appendage is characterized by a shaft, about 100 A in diameter, which has a lobed caplike structure. The tubular appendage, 500 to 600 A in diameter, is characte...

journal_title：Journal of bacteriology

authors： Yolton DP,Pope L,Williams MG,Rode LJ

更新日期：1968-01-01 00:00:00

abstract：:Kawakami, Masaya (Gunma University, Maebashi, Japan), Nobutaka Osawa, and Susumu Mitsuhashi. Experimental salmonellosis. VII. Comparison of the immunizing effect of live vaccine and materials extracted from Salmonella enteritidis. J. Bacteriol. 92:1585-1589. 1966.-Attempts were made to isolate the factors of live vacc...

journal_title：Journal of bacteriology

authors： Kawakami M,Osawa N,Mitsuhashi S

更新日期：1966-12-01 00:00:00

abstract：:Deletions of the Escherichia coli K-12 chromosome between trpR and thr render the bacterium sensitive to the dye toluidine blue (Dye-), and if male (Hfr or F'), the strain is sterile (Fex-), failing to donate F' or chromosomal markers and resistant to male-specific phages as a consequence of its inability to elaborate...

journal_title：Journal of bacteriology

authors： Buxton RS,Drury LS

更新日期：1983-06-01 00:00:00

abstract：:Helicobacter pylori is a microaerophilic bacterium associated with gastric inflammation and peptic ulcers. Knowledge of how pathogenic organisms produce energy is important from a therapeutic point of view. We found d-amino acid dehydrogenase-mediated electron transport from d-proline or d-alanine to oxygen via the re...

journal_title：Journal of bacteriology

authors： Tanigawa M,Shinohara T,Nishimura K,Nagata K,Ishizuka M,Nagata Y

更新日期：2010-03-01 00:00:00

abstract：:After the dormancy of Saccharomyces cerevisiae ascospores had been broken, the synthesis of proteins was observed first, followed rapidly by synthesis of ribonucleic acid (RNA) and much later by deoxyribonucleic acid (DNA) synthesis. Phosphoglucomutase activity increased in a periodic (step) fashion, whereas the activ...

journal_title：Journal of bacteriology

authors： Rousseau P,Halvorson HO

更新日期：1973-03-01 00:00:00

abstract：:Campylobacter jejuni commensally colonizes the cecum of birds. The RacR (reduced ability to colonize) response regulator was previously shown to be important in avian colonization. To explore the means by which RacR and its cognate sensor kinase RacS may modulate C. jejuni physiology and colonization, ΔracR and ΔracS ...

journal_title：Journal of bacteriology

authors： Apel D,Ellermeier J,Pryjma M,Dirita VJ,Gaynor EC

更新日期：2012-05-01 00:00:00

abstract：:The group A streptococcus (GAS) Streptococcus pyogenes is known to cause self-limiting purulent infections in humans. The role of GAS pili in host cell adhesion and biofilm formation is likely fundamental in early colonization. Pilus genes are found in the FCT (fibronectin-binding protein, collagen-binding protein, an...

journal_title：Journal of bacteriology

authors： Kimura KR,Nakata M,Sumitomo T,Kreikemeyer B,Podbielski A,Terao Y,Kawabata S

更新日期：2012-02-01 00:00:00

abstract：:The weak organic acid sorbic acid is a commonly used food preservative, as it inhibits the growth of bacteria, yeasts, and molds. We have used genome-wide transcriptional profiling of Bacillus subtilis cells during mild sorbic acid stress to reveal the growth-inhibitory activity of this preservative and to identify po...

journal_title：Journal of bacteriology

authors： Ter Beek A,Keijser BJ,Boorsma A,Zakrzewska A,Orij R,Smits GJ,Brul S

更新日期：2008-03-01 00:00:00

abstract：:The general stress response mediated by the sigma factor RpoS is important for survival of bacteria in adverse environments. A mutant unable to produce RpoS was constructed using the diazotrophic bacterium Azotobacter vinelandii strain UW. Under nondesiccating, solid-medium growth conditions the wild type was culturab...

journal_title：Journal of bacteriology

authors： Sandercock JR,Page WJ

更新日期：2008-02-01 00:00:00

abstract：:Transposon Tn5-induced C4-dicarboxylate transport mutants of Rhizobium meliloti 2011 which could be complemented by cosmid pRmSC121 were subdivided into two classes. Class I mutants (RMS37 and RMS938) were defective in symbiotic C4-dicarboxylate transport and in nitrogen fixation. They were mutated in the structural g...

journal_title：Journal of bacteriology

authors： Engelke T,Jording D,Kapp D,Pühler A

更新日期：1989-10-01 00:00:00

abstract：:In untreated cells of the marine pseudomonad studied here, alkaline phosphatase was found to be located in the periplasmic space, at the cell surface, and in the medium into which it had been shed during growth. Washing in 0.5 M NaCl, which removed the loosely bound outer layer, caused a shift of periplasmic enzyme to...

journal_title：Journal of bacteriology

authors： Costerton JW

更新日期：1973-06-01 00:00:00

abstract：:The chromatophores of Chromatium vinosum, as well as six other photosynthetic bacteria, contained two or more proteins which were insoluble when heated in the presence of sodium dodecyl sulfate (SDS) and 2-mercaptoethanol (beta-ME). When the chromatophores were dissolved at room temperature in SDS-beta-ME, these prote...

journal_title：Journal of bacteriology

authors： Hui KM,Hurlbert RE

更新日期：1979-04-01 00:00:00

abstract：:Resting cells of Escherichia coli are able to initiate growth and murein biosynthesis in the presence of beta-lactam antibiotics binding to penicillin-binding proteins (PBPs) 1a and 1b (E. J. de la Rosa, M. A. de Pedro, and D. Vázquez, Proc. Natl. Acad. Sci. USA 82:5632-5635, 1985). Under these conditions, cells elong...

journal_title：Journal of bacteriology

authors： García-del Portillo F,Pisabarro AG,de la Rosa EJ,de Pedro MA

更新日期：1987-06-01 00:00:00

abstract：:Yeast cells growing on mineral medium plus ammonia and glucose contained high levels of nicotinamide adenine dinucleotide phosphate-dependent glutamate dehydrogenase activity, as measured in crude extracts. After suspension of cells in fresh medium lacking glucose, there was a loss of the glutamate dehydrogenase activ...

journal_title：Journal of bacteriology

authors： Mazón MJ

更新日期：1978-02-01 00:00:00

abstract：:Flac mutants insensitive to transfer inhibition by R factors. JR66a and R485 were isolated and characterized. Representative mutations were cis dominant and are therefore presumed to be at the sites of action, fisU and fisV, respectively, of the FinU and FinV transfer inhibition systems encoded by JR66a and R485. The ...

journal_title：Journal of bacteriology

authors： Gasson MJ,Willetts NS

更新日期：1977-08-01 00:00:00

abstract：:Bacterial biofilms are important in natural settings, biotechnology, and medicine. However, regulation of biofilm development and its persistence in different niches is complex and only partially understood. One key step during the biofilm life cycle is dispersal, when motile cells abandon the mature biofilm to spread...

journal_title：Journal of bacteriology

authors： Bartolini M,Cogliati S,Vileta D,Bauman C,Rateni L,Leñini C,Argañaraz F,Francisco M,Villalba JM,Steil L,Völker U,Grau R

更新日期：2018-12-20 00:00:00

abstract：:Proline dehydrogenase (PutA) is a bifunctional enzyme that catalyzes the oxidation of proline to glutamate. In Sinorhizobium meliloti, as in other microorganisms, the putA gene is transcriptionally activated in response to proline. In Rhodobacter capsulatus, Agrobacterium, and most probably in Bradyrhizobium, this act...

journal_title：Journal of bacteriology

authors： Soto MJ,Jiménez-Zurdo JI,van Dillewijn P,Toro N

更新日期：2000-04-01 00:00:00

abstract：:The gamma-proteobacterium Francisella tularensis is one of the most infectious human pathogens, and the highly virulent organism F. tularensis subsp. tularensis (type A) and less virulent organism F. tularensis subsp. holarctica (type B) are most commonly associated with significant disease in humans and animals. Here...

journal_title：Journal of bacteriology

authors： Petrosino JF,Xiang Q,Karpathy SE,Jiang H,Yerrapragada S,Liu Y,Gioia J,Hemphill L,Gonzalez A,Raghavan TM,Uzman A,Fox GE,Highlander S,Reichard M,Morton RJ,Clinkenbeard KD,Weinstock GM

更新日期：2006-10-01 00:00:00

abstract：:We have used a plasmid-based transcriptional reporter system to examine the transcriptional effects of 33 single point mutations in the box A region (TATA-like sequence) of the Haloferax volcanii tRNA(Lys) promoter. The most pronounced effects on transcriptional efficiency were found when the nucleotides corresponding...

journal_title：Journal of bacteriology

authors： Palmer JR,Daniels CJ

更新日期：1995-04-01 00:00:00

abstract：:The kinetic parameters of the release of Ca(2+)-dipicolinic acid (CaDPA) during germination of spore populations and multiple individual spores of Bacillus subtilis strains with major alterations in the structure of the spore peptidoglycan (PG) cortex or lacking one or both of the two redundant enzymes involved in cor...

journal_title：Journal of bacteriology

authors： Zhang P,Thomas S,Li YQ,Setlow P

更新日期：2012-02-01 00:00:00

abstract：:An incompetent mutant (4S Com(-)) does not release competence-inducing factor (CF) into the culture medium and is not infected with TP-1C phage deoxyribonucleic acid (DNA) unless CF is added to the transfection assay. A TP-1C phage-resistant mutant (4S Ton-r) releases relatively large amounts of CF into the culture me...

journal_title：Journal of bacteriology

authors： Streips UN,Welker NE

更新日期：1971-06-01 00:00:00

abstract：:Although arsenic is highly toxic to most organisms, certain prokaryotes are known to grow on and respire toxic metalloids of arsenic (i.e., arsenate and arsenite). Two enzymes are known to be required for this arsenic-based metabolism: (i) the arsenate respiratory reductase (ArrA) and (ii) arsenite oxidase (AoxB). Bot...

journal_title：Journal of bacteriology

authors： Zargar K,Hoeft S,Oremland R,Saltikov CW

更新日期：2010-07-01 00:00:00

abstract：:We have constructed a suicide vector, pU1800, containing the transposable element TnphoA (Tn5 IS50L::phoA), for the purpose of producing protein fusions in vivo between the Escherichia coli alkaline phosphatase (APase) and proteins of the facultative photoheterotroph, Rhodobacter sphaeroides. We introduced TnphoA into...

journal_title：Journal of bacteriology

authors： Moore MD,Kaplan S

更新日期：1989-08-01 00:00:00

abstract：:The nickel-cobalt-cadmium resistance genes carried by plasmid pTOM9 of Alcaligenes xylosoxidans 31A are located on a 14.5-kb BamHI fragment. By random Tn5 insertion mutagenesis, the fragment was shown to contain two distinct nickel resistance loci, ncc and nre. The ncc locus causes a high-level combined nickel, cobalt...

journal_title：Journal of bacteriology

authors： Schmidt T,Schlegel HG

更新日期：1994-11-01 00:00:00

abstract：:Strains of Escherichia coli lacking all cytoplasmic chemotaxis proteins except CheY swim smoothly under most conditions. However, they tumble when exposed to acetate. Acetate coenzyme A synthetase (EC 6.2.1.1) was thought to be essential for this response. New evidence suggests that the tumbling is mediated instead by...

journal_title：Journal of bacteriology

authors： Dailey FE,Berg HC

更新日期：1993-05-01 00:00:00

abstract：:Genetic exchange mechanisms, to our knowledge, have not been reported for Legionella pneumophila, and consequently, studies on the genetic organization of L. pneumophila have not appeared in the literature. Here, we describe gene transfer mediated by broad host range conjugative plasmids in Legionella spp. Escherichia...

journal_title：Journal of bacteriology

authors： Dreyfus LA,Iglewski BH

更新日期：1985-01-01 00:00:00