Formation of 9-nm filaments from pilin monomers obtained by octyl-glucoside dissociation of Pseudomonas aeruginosa pili.

abstract：:Gram-negative Aggregatibacter actinomycetemcomitans can be distinguished (based on the promoter structure of the leukotoxin operon) into JP2 and non-JP2 genotypes, with the former found to be more pathogenic than the latter. Here we report the first complete genome sequence of a serotype b non-JP2 strain of A. actinom...

journal_title：Journal of bacteriology

authors： Chen C,Kittichotirat W,Chen W,Downey JS,Bumgarner R

更新日期：2012-04-01 00:00:00

abstract：:The filamentous cyanobacterium Microcoleus vaginatusis found in arid land soils worldwide. The genome of M. vaginatus strain FGP-2 allows exploration of genes involved in photosynthesis, desiccation tolerance, alkane production, and other features contributing to this organism's ability to function as a major componen...

journal_title：Journal of bacteriology

authors： Starkenburg SR,Reitenga KG,Freitas T,Johnson S,Chain PS,Garcia-Pichel F,Kuske CR

更新日期：2011-09-01 00:00:00

abstract：:The conversion of Pseudomonas aeruginosa PAO to the mucoid phenotype has been reported for a chronic pulmonary infection model in rats (D. E. Woods, P. A. Sokol, L. E. Bryan, D. G. Storey, S. J. Mattingly, H. J. Vogel, and H. Ceri, J. Infect. Dis. 163:143-149, 1991). This conversion was associated with a genetic rearr...

journal_title：Journal of bacteriology

authors： Sokol PA,Luan MZ,Storey DG,Thirukkumaran P

更新日期：1994-02-01 00:00:00

abstract：:The aquatic bacterium Caulobacter crescentus attaches to solid surfaces through an adhesive holdfast located at the tip of its polar stalk, a thin cylindrical extension of the cell membrane. In this paper, the elastic properties of the C. crescentus stalk and holdfast assembly were studied by using video light microsc...

journal_title：Journal of bacteriology

authors： Li G,Smith CS,Brun YV,Tang JX

更新日期：2005-01-01 00:00:00

abstract：:The role of the energy status of the yeast cell in the sensitivity of cultures to two yeast toxins was examined by using 12K release from cells as a measure of toxin action. The Saccharomyces cerevisiae killer toxin bound to sensitive cells in the presence of drugs that interfered with the generation or use of energy,...

journal_title：Journal of bacteriology

authors： Skipper N,Bussey H

更新日期：1977-02-01 00:00:00

abstract：:Expression of the lower catabolic pathway of the TOL plasmid pWWO requires an aromatic acid inducer and the product of the xylS regulatory gene. Pseudomonas putida cells transformed with a plasmid containing the operator-promoter region of the lower pathway (OP2 [or Pm]), upstream from the catechol 2,3-dioxygenase str...

journal_title：Journal of bacteriology

authors： Cuskey SM,Sprenkle AB

更新日期：1988-08-01 00:00:00

abstract：:The age-dependent lectin-binding ability of Rhizobium trifolii 0403 capsular polysaccharide (CPS) was examined by following the development of the capsule and its ability to interact with the white clover lectin trifoliin A. Bacteria grown on agar plates for 3, 5, 7, 14, and 21 days were examined by electron microscop...

journal_title：Journal of bacteriology

authors： Sherwood JE,Vasse JM,Dazzo FB,Truchet GL

更新日期：1984-07-01 00:00:00

abstract：:LamB-LacZ fusion proteins have classically been used in studies of the general secretion pathway of Escherichia coli. Here we describe how increasing signal sequence hydrophobicity routes LamB-LacZ Hyb42-1 to the signal recognition particle (SRP) pathway. Secretion of this hydrophobic fusion variant (H*LamB-LacZ) was ...

journal_title：Journal of bacteriology

authors： Bowers CW,Lau F,Silhavy TJ

更新日期：2003-10-01 00:00:00

abstract：:Myxococcus xanthus RB5, a rough-colony-forming, nondispersed growing mutant of strain FBt, forms macroscopic, multicellular masses of radially oriented cells in shake cultures. The cells appear to be held together by slime fibrils. Physical and enzymatic methods to disrupt the spheres were unsuccessful as were attempt...

journal_title：Journal of bacteriology

authors： Burchard RP

更新日期：1975-04-01 00:00:00

abstract：:Freeman, Bob A. (University of Chicago, Chicago, Ill.) and Richard Circo. Effect of tetracyclines on the intracellular amino acids of molds. J. Bacteriol. 86:38-44. 1963.-The tetracycline antibiotics were shown to alter the amino acid metabolism of molds whose growth is not markedly affected. Eight molds were grown in...

journal_title：Journal of bacteriology

authors： FREEMAN BA,CIRCO R

更新日期：1963-07-01 00:00:00

abstract：:Comamonas testosteroni T-2 uses a standard, if seldom examined, attack on an aromatic compound and oxygenates the side chain of p-toluenesulfonate (TS) (or p-toluenecarboxylate) to p-sulfobenzoate (or terephthalate) prior to complete oxidation. The expression of the first three catabolic enzymes in the pathway, the TS...

journal_title：Journal of bacteriology

authors： Junker F,Kiewitz R,Cook AM

更新日期：1997-02-01 00:00:00

abstract：:A series of R (rough) Salmonella minnesota mutants with rfb, rfe, and rfa mutations leading to various defects in the biosynthesis of cell wall lipopolysaccharide was analyzed as to their enterobacterial common antigen (CA) content. All mutants that had functional rfe genes were CA(+) as is the wild-type parent. This ...

journal_title：Journal of bacteriology

authors： Mäkelä PH,Mayer H,Whang HY,Neter E

更新日期：1974-09-01 00:00:00

abstract：:Most mutations in the yajC-secDF operon identified via genetic screens confer a cold-sensitive growth phenotype. Here we report that two of these mutations confer this cold-sensitive phenotype by inactivating the SecDF-YajC complex in protein translocation. ...

journal_title：Journal of bacteriology

authors： Nouwen N,Driessen AJ

更新日期：2005-10-01 00:00:00

abstract：:H-NS is an abundant nucleoid-associated protein involved in the maintenance of chromosomal architecture in bacteria. H-NS also has a role in silencing the expression of a variety of environmentally regulated genes during growth under nonpermissive conditions. In this study we demonstrate a role for H-NS in the negativ...

journal_title：Journal of bacteriology

authors： Nye MB,Pfau JD,Skorupski K,Taylor RK

更新日期：2000-08-01 00:00:00

abstract：:In Escherichia coli, the additon of ethanol resulted in the synthesis of an increased proportion of phospholipids containing two unsaturated fatty acids. The addition of hexanol resulted in the opposite effect, an increase in the proportion of monounsaturated molecular species. The alcohol-induced changes were quantit...

journal_title：Journal of bacteriology

authors： Berger B,Carty CE,Ingram LO

更新日期：1980-06-01 00:00:00

abstract：:The generalized transducing phage T4GT7 grew well on recA strains of Escherichia coli and transduced recA into F- and Hfr strains of E. coli at high frequency. ...

journal_title：Journal of bacteriology

authors： Plakidou S,Moffat KG,Salmond GP,Mackinnon G

更新日期：1984-09-01 00:00:00

abstract：:The O polysaccharide of the lipopolysaccharide (O antigen) of Gram-negative bacteria often serves as a receptor for bacteriophages that can make the phage dependent on a given O-antigen type, thus supporting the concept of the adaptive significance of the O-antigen variability in bacteria. The O-antigen layer also mod...

journal_title：Journal of bacteriology

authors： Knirel YA,Prokhorov NS,Shashkov AS,Ovchinnikova OG,Zdorovenko EL,Liu B,Kostryukova ES,Larin AK,Golomidova AK,Letarov AV

更新日期：2015-03-01 00:00:00

abstract：:Adsorption of phages T4, T5, and BF23 to previously starved Escherichia coli cells triggered the immediate release of respiratory control. A similar stimulation of respiration was induced after T4 ghost attachment, showing that this process was independent of the mechanism of DNA injection. Rather, this change in the ...

journal_title：Journal of bacteriology

authors： Letellier L,Labedan B

更新日期：1985-01-01 00:00:00

abstract：:In Rhizobium meliloti, an aspartate aminotransferase (AspAT) encoded within a 7.3-kb HindIII fragment was previously shown to be required for symbiotic nitrogen fixation and aspartate catabolism (V. K. Rastogi and R.J. Watson, J. Bacteriol. 173:2879-2887, 1991). A gene coding for an aromatic aminotransferase located w...

journal_title：Journal of bacteriology

authors： Watson RJ,Rastogi VK

更新日期：1993-04-01 00:00:00

abstract：:Strains of Escherichia coli have been made carrying lesions in more than one gene determining recombination. The following genotypes were constructed and verified: recC22 recB21 recA(+), recC22 recB21 recA13, recC22 recB(+)recA13, and recC(+)recB21 recA13. All multiple rec(-) strains carrying recA13 were similar to AB...

journal_title：Journal of bacteriology

authors： Willetts NS,Clark AJ

更新日期：1969-10-01 00:00:00

abstract：:We used a Southern hybridization assay to locate precisely the sites at which DNA replication is arrested in the terminus region of the Escherichia coli chromosome. The assay was based on the properties of restriction fragments that contain stalled replication forks. Replication forks that entered the terminus from th...

journal_title：Journal of bacteriology

authors： Pelletier AJ,Hill TM,Kuempel PL

更新日期：1988-09-01 00:00:00

abstract：:Grixazone (GX), which is a diffusible yellow pigment containing a phenoxazinone chromophore, is one of the secondary metabolites under the control of A-factor (2-isocapryloyl-3R-hydroxymethyl-gamma-butyrolactone) in Streptomyces griseus. GX production is also induced by phosphate starvation. The whole biosynthesis gen...

journal_title：Journal of bacteriology

authors： Higashi T,Iwasaki Y,Ohnishi Y,Horinouchi S

更新日期：2007-05-01 00:00:00

abstract：:Pentaerythritol tetranitrate reductase, which reductively liberates nitrite from nitrate esters, is related to old yellow enzyme. Pentaerythritol tetranitrate reductase follows a ping-pong mechanism with competitive substrate inhibition by NADPH, is strongly inhibited by steroids, and is capable of reducing the unsatu...

journal_title：Journal of bacteriology

authors： French CE,Nicklin S,Bruce NC

更新日期：1996-11-01 00:00:00

abstract：:SugE of Escherichia coli, first identified as a suppressor of groEL mutations but a member of the small multidrug resistance family, has not previously been shown to confer a drug resistance phenotype. We show that high-level expression of sugE leads to resistance to a subset of toxic quaternary ammonium compounds. ...

journal_title：Journal of bacteriology

authors： Chung YJ,Saier MH Jr

更新日期：2002-05-01 00:00:00

abstract：:The Mycobacterium tuberculosis gene Rv2747 encodes a novel 19-kDa ArgA that catalyzes the initial step in L-arginine biosynthesis, namely the conversion of L-glutamate to alpha-N-acetyl-L-glutamate. Initial velocity studies reveal that Rv2747 proceeds through a sequential kinetic mechanism, with K(m) values of 280 mM ...

journal_title：Journal of bacteriology

authors： Errey JC,Blanchard JS

更新日期：2005-05-01 00:00:00

abstract：:Eighty-seven different enterobacteria and pseudomonas strains were examined for the presence of extrachromosomal deoxyribonucleic acid (DNA). Thirty-four strains contained closed circular DNA by the ethidium bromide CsCl density technique. Extrachromosomal DNA was most frequent in Escherichia and Klebsiella strains. T...

journal_title：Journal of bacteriology

authors： Christiansen C,Christiansen G,Bak AL,Stenderup A

更新日期：1973-04-01 00:00:00

abstract：:Desulfurococcus kamchatkensis is an anaerobic organotrophic hyperthermophilic crenarchaeon isolated from a terrestrial hot spring. Its genome consists of a single circular chromosome of 1,365,223 bp with no extrachromosomal elements. A total of 1,474 protein-encoding genes were annotated, among which 205 are exclusive...

journal_title：Journal of bacteriology

authors： Ravin NV,Mardanov AV,Beletsky AV,Kublanov IV,Kolganova TV,Lebedinsky AV,Chernyh NA,Bonch-Osmolovskaya EA,Skryabin KG

更新日期：2009-04-01 00:00:00

abstract：:In Pseudomonas aeruginosa, flagellar genes are regulated in a cascade headed by FleQ, an NtrC/NifA-type activator. FleQ and RpoN positively regulate expression of flhA, fliE, fliL, and fleSR genes, among others. Direct interaction of FleQ with flhA, fliE, fliL, and fleSR promoters was demonstrated by gel shift assay, ...

journal_title：Journal of bacteriology

authors： Jyot J,Dasgupta N,Ramphal R

更新日期：2002-10-01 00:00:00

abstract：:Bap (biofilm-associated protein) is a 254-kDa staphylococcal surface protein implicated in formation of biofilms by staphylococci isolated from chronic mastitis infections. The presence of potential EF-hand motifs in the amino acid sequence of Bap prompted us to investigate the effect of calcium on the multicellular b...

journal_title：Journal of bacteriology

authors： Arrizubieta MJ,Toledo-Arana A,Amorena B,Penadés JR,Lasa I

更新日期：2004-11-01 00:00:00

abstract：:The CheA kinase is a central protein in the signal transduction network that controls chemotaxis in Escherichia coli. CheA receives information from a transmembrane receptor (e.g., Tar) and CheW proteins and relays it to the CheB and CheY proteins. The biochemical activities of CheA proteins truncated at various dista...

journal_title：Journal of bacteriology

authors： Bourret RB,Davagnino J,Simon MI

更新日期：1993-04-01 00:00:00