The tolC locus of Escherichia coli affects the expression of three major outer membrane proteins.

abstract：:The PmrA/PmrB two-component system encoded by the pmrCAB operon regulates the modification of Salmonella enterica serovar Typhimurium lipopolysaccharide leading to polymyxin B resistance. PmrA and PhoP are the only known activators of pmrCAB. A transposon mutagenesis screen for additional regulators of a pmrC::MudJ fu...

journal_title：Journal of bacteriology

authors： Merighi M,Carroll-Portillo A,Septer AN,Bhatiya A,Gunn JS

更新日期：2006-01-01 00:00:00

abstract：:Plasma cells obtained from the peripheral blood of a patient with multiple myeloma was incubated in serum and Krebs-Ringer bicarbonate buffer with (14)C-labeled glucose, acetate, and propionate. Glucose utilization by these cells amounted to 0.5 mumole per hr per 10(8) cells and was mainly via the Embden-Meyerhof path...

journal_title：Journal of bacteriology

authors： Stjernholm RL

更新日期：1967-05-01 00:00:00

abstract：:We have compared the amino acid incorporating activities of extracts of Escherichia coli and Salmonella typhimurium in in vitro protein-synthesizing systems directed by bacterial messenger ribonucleic acid (mRNA) of both species and by the genomes of coliphages Qbeta and f2. E. coli and S. typhimurium extracts transla...

journal_title：Journal of bacteriology

authors： Bassel BA,Curry ME

更新日期：1973-11-01 00:00:00

abstract：UNLABELLED:Streptococcus pneumoniae is able to integrate exogenous DNA into its genome by natural genetic transformation. Transient accumulation of high levels of the only S. pneumoniae alternative σ factor is insufficient for development of full competence without expression of a second competence-specific protein, Co...

journal_title：Journal of bacteriology

authors： Tovpeko Y,Bai J,Morrison DA

更新日期：2016-08-11 00:00:00

abstract：:Genetic and segregation analysis of Escherichia coli strains containing a partial duplication of the trp operon reveal that the 2.5-min-long region trpD-purB is duplicated in tandem in the chromosome. The adjacent loci cysB and fabD are not duplicated. Although one copy of the duplicated region is longer than the maxi...

journal_title：Journal of bacteriology

authors： Simonian MH,Goldstein RV,Mosteller RD

更新日期：1978-02-01 00:00:00

abstract：:When soluble extracts of the extreme acidothermophilic archaeon Sulfolobus solfataricus were incubated with [gamma-(32)P]ATP, several proteins were radiolabeled. One of the more prominent of these, which migrated with a mass of approximately 46 kDa on sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE...

journal_title：Journal of bacteriology

authors： Potters MB,Solow BT,Bischoff KM,Graham DE,Lower BH,Helm R,Kennelly PJ

更新日期：2003-04-01 00:00:00

abstract：:Escherichia coli WP2 bacteria with an ochre amino acid auxotrophy show no evidence of growth during the first few days after plating at densities above 10(8) on plates lacking the required amino acid. They lose viability for some days, and then a subpopulation recovers and there is cell turnover. At very low plating d...

journal_title：Journal of bacteriology

authors： Bridges BA,Ereira S

更新日期：1998-06-01 00:00:00

abstract：:The genome of Corynebacterium glutamicum type strain ATCC 13032 (accession number BX927147) contains three prophages, CGP1, CGP2, and CGP3. We recently observed that many genes within the CGP3 prophage region have increased mRNA levels in a dtxR deletion mutant that lacks the master regulator of iron homeostasis (J. W...

journal_title：Journal of bacteriology

authors： Frunzke J,Bramkamp M,Schweitzer JE,Bott M

更新日期：2008-07-01 00:00:00

abstract：:The cytochrome c(3) of Desulfovibrio desulfuricans and that of D. vulgaris were purified to homogeneity as judged by disc gel electrophoresis and by ultracentrifugation. Both cytochromes had an oxidation-reduction potential of -205 +/- 5 mv at pH 7.0 and showed characteristic absorption bands at 525 and 553 nm in the ...

journal_title：Journal of bacteriology

authors： Drucker H,Campbell LL

更新日期：1969-10-01 00:00:00

abstract：:Prolyl-phenylalanine-specific serine protease (dentilisin) is a major extracellular protease produced by Treponema denticola. The gene, prtP, coding for the protease was recently cloned and sequenced (K. Ishihara, T. Miura, H. K. Kuramitsu, and K. Okuda, Infect. Immun. 64:5178-5186, 1996). In order to determine the ro...

journal_title：Journal of bacteriology

authors： Ishihara K,Kuramitsu HK,Miura T,Okuda K

更新日期：1998-08-01 00:00:00

abstract：:Toxin-antitoxin (TA) systems have been reported in the genomes of most bacterial species, and their role when located on the chromosome is still debated. TA systems are particularly abundant in the massive cassette arrays associated with chromosomal superintegrons (SI). Here, we describe the characterization of two su...

journal_title：Journal of bacteriology

authors： Guérout AM,Iqbal N,Mine N,Ducos-Galand M,Van Melderen L,Mazel D

更新日期：2013-05-01 00:00:00

abstract：:A gene (yacK) encoding a putative multicopper oxidase (MCO) was cloned from Escherichia coli, and the expressed enzyme was demonstrated to exhibit phenoloxidase and ferroxidase activities. The purified protein contained six copper atoms per polypeptide chain and displayed optical and electron paramagnetic resonance (E...

journal_title：Journal of bacteriology

authors： Kim C,Lorenz WW,Hoopes JT,Dean JF

更新日期：2001-08-01 00:00:00

abstract：:A third nuclear protein-coding gene termed PET122 has been shown to be required for a post-transcriptional step in expression of the mitochondrial COX3 gene is Saccharomyces cerevisiae. pet122 mutants fail to produce cytochrome c oxidase subunit III, which is the polypeptide product of the COX3 gene, but produce norma...

journal_title：Journal of bacteriology

authors： Kloeckener-Gruissem B,McEwen JE,Poyton RO

更新日期：1988-03-01 00:00:00

abstract：:Copper (Cu) is a required micronutrient, but it is highly toxic at high concentrations. Therefore, the levels of Cu must be tightly regulated in all living cells. The phagosome of Mycobacterium tuberculosis has been shown to have variable levels of Cu. Previously, we showed that M. tuberculosis contains a copper-sensi...

journal_title：Journal of bacteriology

authors： Ward SK,Hoye EA,Talaat AM

更新日期：2008-04-01 00:00:00

abstract：:The transfer of plasmid DNA molecules between bacterial cells is achieved by a large array of conjugative transfer proteins which assemble into both cytoplasmic and membrane-associated complexes. TrhC is a membrane-associated protein that is required for the transfer of the IncHI1 resistance plasmid R27. Homologous pr...

journal_title：Journal of bacteriology

authors： Gilmour MW,Taylor DE

更新日期：2004-03-01 00:00:00

abstract：:Besides producing thymine-requiring mutants (thy), trimethoprim (TMP) cured the mini-ColE1 replicon pML21 at an appreciable frequency. The cured Escherichia coli K-12 cells behaved like polA mutants by failing to support the stable maintenance of the ColE1 plasmid. The mini-F replicon pSC138, which was lacking all thr...

journal_title：Journal of bacteriology

authors： Mukhopadhyay P,Palchaudhuri S

更新日期：1982-05-01 00:00:00

abstract：:Vibrio cholerae is a highly motile bacterium which possesses a single polar flagellum as a locomotion organelle. Motility is thought to be an important factor for the virulence of V. cholerae. The genome sequencing project of this organism is in progress, and the genes that are highly homologous to the essential genes...

journal_title：Journal of bacteriology

authors： Kojima S,Yamamoto K,Kawagishi I,Homma M

更新日期：1999-03-01 00:00:00

abstract：:A total of 303 isolates of Bordetella bronchiseptica recovered from 11 host species were characterized by the electrophoretic mobilities of 15 metabolic enzymes, and 21 distinctive multilocus genotypes (electrophoretic types) were distinguished on the basis of allele profiles at the enzyme loci. The population structu...

journal_title：Journal of bacteriology

authors： Musser JM,Bemis DA,Ishikawa H,Selander RK

更新日期：1987-06-01 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：:Mutation of the spoVB gene in Bacillus subtilis causes the production of spores containing a defective cortex and unable to acquire heat resistance. The spoVB locus is highly linked to another spo locus, spoIIIF, characterized by a single mutation (I. L. Lamont and J. Mandelstam, J. Gen. Microbiol. 130:1253-1261, 1984...

journal_title：Journal of bacteriology

authors： Popham DL,Stragier P

更新日期：1991-12-01 00:00:00

abstract：:The skin represents an important barrier for pathogens and is known to produce fatty acids that are toxic toward gram-positive bacteria. A screen of fatty acids as growth inhibitors of Staphylococcus aureus revealed structure-specific antibacterial activity. Fatty acids like oleate (18:1Δ9) were nontoxic, whereas palm...

journal_title：Journal of bacteriology

authors： Parsons JB,Yao J,Frank MW,Jackson P,Rock CO

更新日期：2012-10-01 00:00:00

abstract：:The ftsZ gene is thought to be an essential cell division gene in Escherichia coli. We constructed a null allele of ftsZ in a strain carrying additional copies of ftsZ on a plasmid with a temperature-sensitive replication defect. This strain was temperature sensitive for cell division and viability, confirming that ft...

journal_title：Journal of bacteriology

authors： Dai K,Lutkenhaus J

更新日期：1991-06-01 00:00:00

abstract：:The GcvA protein is a LysR family regulatory protein necessary for both activation and repression of the Escherichia coli glycine cleavage enzyme operon (gcv) and negative regulation of gcvA. Gel shift assays indicated that overexpressed GcvA in crude extracts is capable of binding specifically to DNA containing the g...

journal_title：Journal of bacteriology

authors： Wilson RL,Urbanowski ML,Stauffer GV

更新日期：1995-09-01 00:00:00

abstract：:Recombinant Ralstonia eutropha strain PHB(-)4 expressing the broad-substrate-specificity polyhydroxyalkanoate (PHA) synthase 1 from Pseudomonas sp. strain 61-3 (PhaC1Ps) synthesizes a PHA copolymer containing the branched side-chain unit 3-hydroxy-4-methylvalerate (3H4MV), which has a carbon backbone identical to that...

journal_title：Journal of bacteriology

authors： Saika A,Ushimaru K,Mizuno S,Tsuge T

更新日期：2015-04-01 00:00:00

abstract：:Kobayashi, George S. (Tulane University, New Orleans, La.), Lorraine Friedman, and Judith F. Kofroth. Some cytological and pathogenic properties of spheroplasts of Candida albicans. J. Bacteriol. 88:795-801. 1964.-Spheroplasts of Candida albicans were prepared by use of an enzymatic mixture from the digestive tract of...

journal_title：Journal of bacteriology

authors： KOBAYASHI GS,FRIEDMAN L,KOFROTH JF

更新日期：1964-09-01 00:00:00

abstract：:Streptococcus pneumoniae is the causative agent of multiple diseases, including otitis media, pneumonia, bacteremia, and meningitis. Pneumolysin (Ply), a member of the cholesterol-dependent cytolytic pore-forming toxins, is produced by virtually all clinical isolates of S. pneumoniae, and strains in which the Ply gene...

journal_title：Journal of bacteriology

authors： Price KE,Camilli A

更新日期：2009-04-01 00:00:00

abstract：:Selenium is a constituent in Escherichia coli of the anaerobic enzyme formate dehydrogenase in the form of selenocysteine. Selenium is also present in the tRNA of E. coli in the modified base 5-methylaminomethyl-2-selenouracil (mnm5Se2U). The pathways of bacterial selenium metabolism are largely uncharacterized, and i...

journal_title：Journal of bacteriology

authors： Kramer GF,Ames BN

更新日期：1988-02-01 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：:The genetics of antibiotic resistance in mutant strains of Streptococcus pyrogenes was studied. Utilizing a type 6 strain (9440) primarily resistant to strepttomycin (Strr), classes of mutant strains were isolated that were resistant to one of the following antibiotics: rifampin (Rifr), erythromycin (Eryr), thiostrept...

journal_title：Journal of bacteriology

authors： Stuart JG,Ferretti JJ

更新日期：1978-02-01 00:00:00

abstract：:After thermal denaturation, an in vivo-labeled RNA was found in a temperature-sensitive initiation mutant of Bacillus subtilis (dna-37) associated with high-molecular-weight DNA. This RNA could be clearly distinguished from other RNA species by different techniques of separation, such as Sepharose 2B filtration, chrom...

journal_title：Journal of bacteriology

authors： Henckes G,Vannier F,Buu A,Seror-Laurent SJ

更新日期：1982-01-01 00:00:00