Molecular, genetic, and biochemical characterization of the serC gene of Methanosarcina barkeri Fusaro.

abstract：:The genetic marker for sulfadiazine resistance was transferred by means of purified deoxyribonucleic acid from sulfadiazine-resistant Neisseria meningitidis and N. perflava to a sulfadiazine-sensitive strain of N. meningitidis. Over 80% of the isolates from these experiments, selected on the basis of sulfadiazine resi...

journal_title：Journal of bacteriology

authors： Kingsbury DT

更新日期：1967-09-01 00:00:00

abstract：:In vivo and in vitro methylation, methanol production assays, and the use of specific antibodies raised against the sensory transducing protein Tar in Escherichia coli all failed to demonstrate the presence of methyl-accepting chemotaxis proteins (MCPs) in the photosynthetic bacterium Rhodobacter sphaeroides, although...

journal_title：Journal of bacteriology

authors： Sockett RE,Armitage JP,Evans MC

更新日期：1987-12-01 00:00:00

abstract：:The metabolism of one- and two-carbon compounds by the methylotrophic bacterium Methylobacterium extorquens AM1 involves high carbon flux through the ethylmalonyl coenzyme A (ethylmalonyl-CoA) pathway (EMC pathway). During growth on ethylamine, the EMC pathway operates as a linear pathway carrying the full assimilator...

journal_title：Journal of bacteriology

authors： Good NM,Martinez-Gomez NC,Beck DA,Lidstrom ME

更新日期：2015-02-15 00:00:00

abstract：:Magnetotactic bacteria synthesize specific organelles, the magnetosomes, which are membrane-enveloped crystals of the magnetic mineral magnetite (Fe(3)O(4)). The biomineralization of magnetite involves the uptake and intracellular accumulation of large amounts of iron. However, it is not clear how iron uptake and biom...

journal_title：Journal of bacteriology

authors： Uebe R,Voigt B,Schweder T,Albrecht D,Katzmann E,Lang C,Böttger L,Matzanke B,Schüler D

更新日期：2010-08-01 00:00:00

abstract：:Strains of Escherichia coli K12 have been prepared that carry the ruv mutation in combination with lon or uvrA mutant alleles. The ruv minus uvrA minus double mutant is more sensitive to ultraviolet light than the urvA minus single mutant, whereas the strain with ruv and ion mutations shows the same sensitivity to ult...

journal_title：Journal of bacteriology

authors： Iyehara H,Otsuji N

更新日期：1975-02-01 00:00:00

abstract：:Genetically disabled lambda plac5 transducing phage derivatives were used to study the recB dependence of recombination during specialized transduction. The frequency of transduction was normalized to colony-forming units, and the end product of recombination was monitored by scoring for addition and substitution tran...

journal_title：Journal of bacteriology

authors： Porter RD,Welliver RA,Witkowski TA

更新日期：1982-06-01 00:00:00

abstract：:Clostridium difficile is the etiological agent of antibiotic-associated diarrhea. Among the factors that may play a role in infection are S-layer proteins (SLPs). Previous work has shown these to consist mainly of two components, resulting from the cleavage of a precursor encoded by the slpA gene. The high-molecular-w...

journal_title：Journal of bacteriology

authors： Calabi E,Fairweather N

更新日期：2002-07-01 00:00:00

abstract：:The Escherichia coli htrD gene was originally isolated during a search for new genes required for growth at high temperature. Insertional inactivation of htrD leads to a pleiotropic phenotype characterized by temperature-sensitive growth in rich medium, H2O2 sensitivity, and sensitivity to cysteine. The htrD gene was ...

journal_title：Journal of bacteriology

authors： Delaney JM,Wall D,Georgopoulos C

更新日期：1993-01-01 00:00:00

abstract：UNLABELLED:Bacteriophage λ N protein binds boxB RNA hairpins in the nut (N utilization) sites of immediate early λ transcripts and interacts with host factors to suppress transcriptional termination at downstream terminators. In opposition to λ N, the Nun protein of HK022 binds the boxBs of coinfecting λ transcripts, i...

journal_title：Journal of bacteriology

authors： Tawk CS,Ghattas IR,Smith CA

更新日期：2015-11-01 00:00:00

abstract：:Chloroethylthiamine was found to inhibit an entrapment of thiamine as thiamine monophosphate by blocking thiamine monophosphokinase in the cytoplasm after thiamine was taken up by the cells of Escherichia coli. ...

journal_title：Journal of bacteriology

authors： Iwashima A,Nose Y

更新日期：1972-12-01 00:00:00

abstract：:The transport system for glycylglycine in Escherichia coli behaves like a shock-sensitive transport system. The initial rate of transport is reduced 85% by subjecting whole cells to osmotic shock, and glycylglycine is not transported by membrane vesicles. The energetics of transport was studied with strain ML 308-225 ...

journal_title：Journal of bacteriology

authors： Cowell JL

更新日期：1974-10-01 00:00:00

abstract：:We investigated an osmotic remedial mutant of Saccharomyces which was deficient in galactose-1-phosphate uridyl transferase. Both the rate of growth and the transferase activity of the mutant culture were dependent on the osmotic activity of the growth medium. Organic and ionic solutes proved to be equally effective i...

journal_title：Journal of bacteriology

authors： Bassel J,Douglas HC

更新日期：1968-03-01 00:00:00

abstract：:We report a search for small RNAs (sRNAs) in the low-GC, gram-positive human pathogen Streptococcus pneumoniae. Based on bioinformatic analyses by Livny et al. (J. Livny, A. Brencic, S. Lory, and M. K. Waldor, Nucleic Acids Res. 34:3484-3493, 2006), we tested 40 candidates by Northern blotting and confirmed the expres...

journal_title：Journal of bacteriology

authors： Tsui HC,Mukherjee D,Ray VA,Sham LT,Feig AL,Winkler ME

更新日期：2010-01-01 00:00:00

abstract：:The interruption of the sblA gene of Streptomyces lividans was previously shown to lead to relief of glucose repression of the normally strongly glucose-repressed alpha-amylase gene. In addition to this relief, an early entry into stationary phase was observed when cells were grown in a minimal medium containing gluco...

journal_title：Journal of bacteriology

authors： Chouayekh H,Nothaft H,Delaunay S,Linder M,Payrastre B,Seghezzi N,Titgemeyer F,Virolle MJ

更新日期：2007-02-01 00:00:00

abstract：:In Listeria monocytogenes, the full details of how stress signals are integrated into the σB regulatory pathway are not yet available. To help shed light on this question, we investigated a collection of transposon mutants that were predicted to have compromised activity of the alternative sigma factor B (σB). These m...

journal_title：Journal of bacteriology

authors： Guerreiro DN,Wu J,Dessaux C,Oliveira AH,Tiensuu T,Gudynaite D,Marinho CM,Boyd A,García-Del Portillo F,Johansson J,O'Byrne CP

更新日期：2020-04-09 00:00:00

abstract：:The EcfG-type sigma factor RpoE2 is the regulator of the general stress response in Sinorhizobium meliloti. RpoE2 activity is negatively regulated by two NepR-type anti-sigma factors (RsiA1/A2), themselves under the control of two anti-anti-sigma factors (RsiB1/B2) belonging to the PhyR family of response regulators. ...

journal_title：Journal of bacteriology

authors： Sauviac L,Bruand C

更新日期：2014-07-01 00:00:00

abstract：:Aggregative amoebae of Dictyostelium discoideum, D. mucoroides, D. purpureum, and D. rosarium react chemotactically to cyclic AMP (cAMP). We measured the chemotactic activity of 14 cAMP analogs and found that these four species have a similar sensitivity to chemical modifications of cAMP; this suggests that the cAMP r...

journal_title：Journal of bacteriology

authors： Van Haastert PJ,Jastorff B,Pinas JE,Konijn TM

更新日期：1982-01-01 00:00:00

abstract：:We have isolated and characterized two minor extracellular proteases from culture supernatants of a strain of Bacillus subtilis containing deletion mutations of the genes for the extracellular proteases subtilisin (apr) and neutral protease (npr) and a minor extracellular protease (epr) as well as intracellular serine...

journal_title：Journal of bacteriology

authors： Rufo GA Jr,Sullivan BJ,Sloma A,Pero J

更新日期：1990-02-01 00:00:00

abstract：:The chromosomal location of two genetic loci involved in the transport of cyanocobalamin (B(12)) in Escherichia coli K-12 was determined. One gene, btuA, is believed to code for the transport protein in the cytoplasmic membrane, because a mutant with an alteration in this gene has lost the ability to accumulate B(12) ...

journal_title：Journal of bacteriology

authors： Kadner RJ,Liggins GL

更新日期：1973-08-01 00:00:00

abstract：:Plasmid Rms312, specifying resistance to tetracycline (Tc), chloramphenicol (Cm), streptomycin (Sm), sulfonamide (Su), and mercury chloride (Mer), deletes both Tc and Cm Sm Su Mer determinants at a high frequency in Salmonella typhimurium LT2. S. typhimurium mutants that were stable carriers of Rms312 were isolated by...

journal_title：Journal of bacteriology

authors： Watanabe H,Hashimoto H,Mitsuhashi S

更新日期：1980-04-01 00:00:00

abstract：:During the transition from a free-swimming, single-cell lifestyle to a sessile, multicellular state called a biofilm, bacteria produce and secrete an extracellular matrix comprised of nucleic acids, exopolysaccharides, and adhesion proteins. The Vibrio cholerae biofilm matrix contains three major protein components, R...

journal_title：Journal of bacteriology

authors： Giglio KM,Fong JC,Yildiz FH,Sondermann H

更新日期：2013-07-01 00:00:00

abstract：:Rhodobacter sphaeroides is a free-living, photoheterotrophic bacterium known for its genomic and metabolic complexity. We have discovered that this purple photosynthetic organism possesses a quorum-sensing system. Quorum sensing occurs in a number of eukaryotic host-associated gram-negative bacteria. In these bacteria...

journal_title：Journal of bacteriology

authors： Puskas A,Greenberg EP,Kaplan S,Schaefer AL

更新日期：1997-12-01 00:00:00

abstract：:Strains monosomic for chromosome I of Saccharomyces cerevisiae contain 25 to 35% fewer rRNA genes than do normal diploid strains. When these strains are repeatedly subcultured, colonies are isolated that have magnified their number of rRNA genes to the diploid amount while remaining monosomic for chromosome I. We have...

journal_title：Journal of bacteriology

authors： Kaback DB,Halvorson HO

更新日期：1978-04-01 00:00:00

abstract：:A collection of 169 strains, including 91 obtained from cases of gastroenteritis and 41 from localized tissue infections and infections of the eye and ear, was submitted to an extensive nutritional, physiological, and morphological characterization. The nutritional and physiological data obtained from these strains, a...

journal_title：Journal of bacteriology

authors： Baumann P,Baumann L,Reichelt JL

更新日期：1973-03-01 00:00:00

abstract：:Growth of Streptococcus faecalis in the presence of l-malate resulted in the induction of a "malic enzyme" [l-malate:nicotinamide adenine dinucleotide (NAD) oxidoreductase (decarboxylating), E.C. 1.1.1.39]. Synthesis of the malic enzyme did not appear to be subject to catabolite repression by intermediate products of ...

journal_title：Journal of bacteriology

authors： London J,Meyer EY

更新日期：1969-05-01 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：:Flagellar phase variation of Salmonella is a phenomenon where two flagellin genes, fliC (phase 1) and fljB (phase 2), are expressed alternately. This is controlled by the inversion of a DNA segment containing the promoter for the fljB gene. The fljB gene constitutes an operon with the fljA gene, which encodes a negati...

journal_title：Journal of bacteriology

authors： Yamamoto S,Kutsukake K

更新日期：2006-02-01 00:00:00

abstract：:The fruK gene encoding fructose-1-phosphate kinase (FruK), located within the fructose (fru)-catabolic operon of Rhodobacter capsulatus, was sequenced. FruK of R. capsulatus (316 amino acids; molecular weight = 31,232) is the same size as and is homologous to FruK of Escherichia coli, phosphofructokinase B (PfkB) of E...

journal_title：Journal of bacteriology

authors： Wu LF,Reizer A,Reizer J,Cai B,Tomich JM,Saier MH Jr

更新日期：1991-05-01 00:00:00

abstract：:Differential expression of genes within the puf photosynthesis operon of Rhodobacter capsulatus is achieved primarily through marked segmental differences in stability within the polycistronic puf operon transcripts. The comparatively stable pufBA segment of these transcripts outlives the labile pufLMX segment and acc...

journal_title：Journal of bacteriology

authors： Chen CY,Belasco JG

更新日期：1990-08-01 00:00:00

abstract：:Replication initiation depends on origin recognition, helicase, and primase activities. In phage P4, a second DNA region, the cis replication region (crr), is also required for replication initiation. The multifunctional alpha protein of phage P4, which is essential for DNA replication, combines the three aforemention...

journal_title：Journal of bacteriology

authors： Ziegelin G,Calendar R,Lurz R,Lanka E

更新日期：1997-07-01 00:00:00