Crl activates transcription initiation of RpoS-regulated genes involved in the multicellular behavior of Salmonella enterica serovar Typhimurium.

abstract：:We have characterized an acyl carrier protein (ACP) presumed to be involved in the synthesis of fatty acids in Streptomyces coelicolor A3(2). This is the third ACP to have been identified in S. coelicolor; the two previously characterized ACPs are involved in the synthesis of two aromatic polyketides: the blue-pigment...

journal_title：Journal of bacteriology

authors： Revill WP,Bibb MJ,Hopwood DA

更新日期：1996-10-01 00:00:00

abstract：:The gcaD, prs, and ctc genes were shown to be organized as a tricistronic operon. The transcription of the prs gene, measured as phosphoribosyl diphosphate synthetase activity, and of the ctc gene, measured as beta-galactosidase activity specified by a ctc-lacZ protein fusion, were dependent on the promoter in front o...

journal_title：Journal of bacteriology

authors： Hilden I,Krath BN,Hove-Jensen B

更新日期：1995-12-01 00:00:00

abstract：:Sporolactobacillus inulinus CASD is an efficient D-lactic acid producer with high optical purity. Here we report for the first time the draft genome sequence of S. inulinus (2,930,096 bp). The large number of annotated two-component system genes makes it possible to explore the mechanism of extraordinary lactate toler...

journal_title：Journal of bacteriology

authors： Yu B,Su F,Wang L,Xu K,Zhao B,Xu P

更新日期：2011-10-01 00:00:00

abstract：:The activity of the toluene-responsive sigma(54) Pu promoter of the pWW0 TOL plasmid of Pseudomonas putida is down-regulated in vivo during exponential growth in rich medium and also by the presence of glucose in the culture. Although the Pu promoter already performs poorly during log growth in minimal medium when ame...

journal_title：Journal of bacteriology

authors： Cases I,de Lorenzo V

更新日期：2000-02-01 00:00:00

abstract：:A chemotaxis signal transduction pathway (hereafter called Che1) has been previously identified in the alphaproteobacterium Azospirillum brasilense. Previous experiments have demonstrated that although mutants lacking CheB and/or CheR homologs from this pathway are defective in chemotaxis, a mutant in which the entire...

journal_title：Journal of bacteriology

authors： Bible AN,Stephens BB,Ortega DR,Xie Z,Alexandre G

更新日期：2008-10-01 00:00:00

abstract：:Rickettsia typhi, the causative agent of murine typhus, is an obligate intracellular bacterium with a life cycle involving both vertebrate and invertebrate hosts. Here we present the complete genome sequence of R. typhi (1,111,496 bp) and compare it to the two published rickettsial genome sequences: R. prowazekii and ...

journal_title：Journal of bacteriology

authors： McLeod MP,Qin X,Karpathy SE,Gioia J,Highlander SK,Fox GE,McNeill TZ,Jiang H,Muzny D,Jacob LS,Hawes AC,Sodergren E,Gill R,Hume J,Morgan M,Fan G,Amin AG,Gibbs RA,Hong C,Yu XJ,Walker DH,Weinstock GM

更新日期：2004-09-01 00:00:00

abstract：:The Arc (anoxic redox control) two-component signal transduction system, consisting of the ArcB sensor kinase and the ArcA response regulator, allows adaptive responses of Escherichia coli to changes of O(2) availability. The arcA gene was previously known as the dye gene because null mutants were growth sensitive to ...

journal_title：Journal of bacteriology

authors： Alvarez AF,Malpica R,Contreras M,Escamilla E,Georgellis D

更新日期：2010-01-01 00:00:00

abstract：:Coenzyme A (CoA) transferase from Peptostreptococcus elsdenii was purified to homogeneity, and some of its physical and catalytic properties were determined. The native enzyme has a molecular weight of 181,000 and is composed of two alpha subunits (molecular weight, 65,000) and one beta subunit (molecular weight 50,00...

journal_title：Journal of bacteriology

authors： Schulman M,Valentino D

更新日期：1976-10-01 00:00:00

abstract：:Mutational analysis of the carboxy-terminal region of Escherichia coli HlyC was performed by site-directed mutagenesis. Replacement of residue Val-127 or Lys-129 reduced the activity of HlyC to about 30 or 60%, respectively, of that of the wild type, while replacement of Gly-128 reduced the activity to less than 1% of...

journal_title：Journal of bacteriology

authors： Guzmán-Verri C,García F,Arvidson S

更新日期：1997-09-01 00:00:00

abstract：:Wood, N. P. (A. & M. College of Texas, College Station), and D. J. O'Kane. Formate-pyruvate exchange reaction in Streptococcus faecalis. I. Factor requirement for whole cells. J. Bacteriol. 87:97-103. 1964.-A factor present in plant and animal sources was found necessary for the incorporation of formate-C(14) into pyr...

journal_title：Journal of bacteriology

authors： WOOD NP,O'KANE DJ

更新日期：1964-01-01 00:00:00

abstract：:This study investigated the apparent genetic redundancy in the biosynthesis of polyhydroxyalkanoates (PHAs) in the Rhodospirillum rubrum genome revealed by the occurrence of three homologous PHA polymerase genes (phaC1, phaC2, and phaC3). In vitro biochemical assays established that each gene product encodes PHA polym...

journal_title：Journal of bacteriology

authors： Jin H,Nikolau BJ

更新日期：2012-10-01 00:00:00

abstract：:Twenty-four-hour-old, aerobically grown, Luria-Bertani broth cultures of Salmonella typhimurium F98 suppressed the growth of a spectinomycin-resistant (Spcr) derivative of the same strain inoculated at 10(3) CFU ml(-1). This growth suppression is genus specific and RpoS independent, and it is not solely a result of nu...

journal_title：Journal of bacteriology

authors： Zhang-Barber L,Turner AK,Martin G,Frankel G,Dougan G,Barrow PA

更新日期：1997-11-01 00:00:00

abstract：:The Staphylococcus aureus autoinducer-2 (AI-2) producer protein LuxS is phosphorylated by the Ser/Thr kinase Stk1 at a unique position, Thr14. The enzymatic activity of the phosphorylated isoform of LuxS was abrogated compared to that of nonphosphorylated LuxS, thus providing the first evidence of an AI-2-producing en...

journal_title：Journal of bacteriology

authors： Cluzel ME,Zanella-Cléon I,Cozzone AJ,Fütterer K,Duclos B,Molle V

更新日期：2010-12-01 00:00:00

abstract：:Atomic force microscopy was used to measure the thickness of air-dried, collapsed murein sacculi from Escherichia coli K-12 and Pseudomonas aeruginosa PAO1. Air-dried sacculi from E. coli had a thickness of 3.0 nm, whereas those from P. aeruginosa were 1.5 nm thick. When rehydrated, the sacculi of both bacteria swelle...

journal_title：Journal of bacteriology

authors： Yao X,Jericho M,Pink D,Beveridge T

更新日期：1999-11-01 00:00:00

abstract：:A mutant, cyaR1, affecting regulation of adenylate cyclase expression or activity is described. It was obtained as a thermoresistant revertant of a strain harboring a thermosensitive transcription termination factor, rho (rho-15). This mutant failed to synthesize adenosine 3',5'-phosphate and exhibited a carbohydrate-...

journal_title：Journal of bacteriology

authors： Guidi-Rontani C,Danchin A,Ullmann A

更新日期：1981-12-01 00:00:00

abstract：:Thermococcus kodakarensis (formerly Thermococcus kodakaraensis) strains have been constructed with synthetic and natural DNA sequences, predicted to function as archaeal transcription terminators, identically positioned between a constitutive promoter and a beta-glycosidase-encoding reporter gene (TK1761). Expression ...

journal_title：Journal of bacteriology

authors： Santangelo TJ,Cubonová L,Skinner KM,Reeve JN

更新日期：2009-11-01 00:00:00

abstract：:The nucleotide sequence of the Escherichia coli colicin I receptor gene (cir) has been determined. The predicted mature protein consists of 599 amino acids and has a molecular weight of 67,169. Several previously noted characteristics of other E. coli outer membrane protein sequences were also identified in the sequen...

journal_title：Journal of bacteriology

authors： Nau CD,Konisky J

更新日期：1989-02-01 00:00:00

abstract：:The nucleotide sequence of the plasmid-encoded LlaKR2I restriction-modification (R-M) system of Lactococcus lactis subsp. lactis biovar diacetylactis KR2 was determined. This R-M system comprises divergently transcribed endonuclease (llaKR2IR) and methyltransferase (llaKR2IM) genes; located in the intergenic region is...

journal_title：Journal of bacteriology

authors： Twomey DP,McKay LL,O'Sullivan DJ

更新日期：1998-11-01 00:00:00

abstract：:Population density-dependent expression of luminescence in Vibrio fischeri is controlled by the autoinducer N-3-oxohexanoyl-L-homoserine lactone (autoinducer 1 [AI-1]), which via LuxR activates transcription of the lux operon (luxICDABEG, encoding the putative autoinducer synthase [LuxI] and the luminescence enzymes)....

journal_title：Journal of bacteriology

authors： Kuo A,Callahan SM,Dunlap PV

更新日期：1996-02-01 00:00:00

abstract：:The bfe locus codes for the cell surface receptor for vitamin B12, the E colicins, and bacteriophage BF23 in the Escherichia coli outer membrane. When the bfe+ allele, which is closely linked to the argH locus, was introduced into an argH bfe recipient by conjugation, arg+ recombinant cells rapidly and simultaneously ...

journal_title：Journal of bacteriology

authors： Bassford PJ Jr,Kadner RJ,Schnaitman CA

更新日期：1977-01-01 00:00:00

abstract：:Lornitzo, Frank A. (Veterans Administration Hospital, Madison, Wis.), and Dexter S. Goldman. Reversible effect of bicarbonate on the inhibition of mycobacterial and yeast transglucosylases by mycoribnin. J. Bacteriol. 89:1086-1091. 1965.-The transglucosylase which catalyzes the formation of trehalose-6-phosphate from ...

journal_title：Journal of bacteriology

authors： LORNITZO FA,GOLDMAN DS

更新日期：1965-04-01 00:00:00

abstract：:The Bacillus subtilis ferric uptake regulator (Fur) protein is the major sensor of cellular iron status. When iron is limiting for growth, derepression of the Fur regulon increases the cellular capacity for iron uptake and mobilizes an iron-sparing response mediated in large part by a small noncoding RNA named FsrA. F...

journal_title：Journal of bacteriology

authors： Smaldone GT,Revelles O,Gaballa A,Sauer U,Antelmann H,Helmann JD

更新日期：2012-05-01 00:00:00

abstract：:A mutant of Rhizobium meliloti, 4R3, which is unable to grow on aspartate has been isolated. The defect is specific to aspartate utilization, since 4R3 is not an auxotroph and grows as well as its parent strain on other carbon and nitrogen sources. The defect was correlated with an inability to fix nitrogen within nod...

journal_title：Journal of bacteriology

authors： Rastogi VK,Watson RJ

更新日期：1991-05-01 00:00:00

abstract：:Systematic inactivation of pathways involved in DNA alkylation damage repair demonstrated that inactivation of the ada, ogt, tag, uvrA, and mfd genes is required to detect a Salmonella enterica virulence decrease. Furthermore, the fitness of S. enterica, defective in these genes, is lowered only when the bacterium is ...

journal_title：Journal of bacteriology

authors： Alvarez G,Campoy S,Spricigo DA,Teixidó L,Cortés P,Barbé J

更新日期：2010-04-01 00:00:00

abstract：:Freeman, B. M. (Houghton Poultry Research Station, Huntingdon, England), and L. G. Chubb. Effect of Salmonella gallinarum on certain Krebs cycle intermediates of domestic fowl. J. Bacteriol. 88:93-95. 1964.-In chickens infected with Salmonella gallinarum, the citric acid content of the blood rose but that of the liver...

journal_title：Journal of bacteriology

authors： FREEMAN BM,CHUBB LG

更新日期：1964-07-01 00:00:00

abstract：:Molybdenum (Mo) is an important trace element that is toxic at high concentrations. To resolve the mechanisms underlying Mo toxicity, Rhodobacter capsulatus mutants tolerant to high Mo concentrations were isolated by random transposon Tn5 mutagenesis. The insertion sites of six independent isolates mapped within the s...

journal_title：Journal of bacteriology

authors： Gisin J,Müller A,Pfänder Y,Leimkühler S,Narberhaus F,Masepohl B

更新日期：2010-11-01 00:00:00

abstract：:The ability to respond to ambient pH is critical to the growth and virulence of the fungal pathogen Candida albicans. This response entails the differential expression of several genes affecting morphogenesis. To investigate the mechanism of pH-dependent gene expression, the C. albicans homolog of pacC, designated PRR...

journal_title：Journal of bacteriology

authors： Ramon AM,Porta A,Fonzi WA

更新日期：1999-12-01 00:00:00

abstract：:Hottle, G. A. (Naval Biological Laboratory, University of California, Berkeley), and D. N. Wright. Growth and survival of Mycoplasma neurolyticum in liquid media. J. Bacteriol. 91:1834-1839. 1966.-Maximal growth of Mycoplasma neurolyticum (between 10(8) and 10(9) colony-forming units per ml) was obtained after 3 days ...

journal_title：Journal of bacteriology

authors： Hottle GA,Wright DN

更新日期：1966-05-01 00:00:00

abstract：:The ompA gene of Escherichia coli codes for a major protein of the outer membrane. When this gene was moved between various unrelated strains (E. coli K-12 and two clinical isolates of E. coli) by transduction, the gene was expressed very poorly. Recombinants carrying "foreign" genes produced no OmpA protein which cou...

journal_title：Journal of bacteriology

authors： Beher M,Pugsley A,Schnaitman C

更新日期：1980-07-01 00:00:00

abstract：:An abundant 19.3-kDa Helicobacter pylori protein has been cloned, and the sequence is homologous with a ferritin-like protein produced by Escherichia coli K-12. Homologies are also present with a number of eucaryotic ferritins, as well as with the heme group-containing bacterioferritins. All amino acids involved in ch...

journal_title：Journal of bacteriology

authors： Frazier BA,Pfeifer JD,Russell DG,Falk P,Olsén AN,Hammar M,Westblom TU,Normark SJ

更新日期：1993-02-01 00:00:00