PENTOSE UTILIZATION BY PEDIOCOCCUS PENTOSACEUS.

abstract：:The dibenzofuran-degrading bacterial strain DPO360 represents a new species of the genus Terrabacter together with the previously described dibenzofuran-mineralizing bacterial strain DPO1361 (K.-H. Engesser, V. Strubel, K. Christoglou, P. Fischer, and H. G. Rast, FEMS Microbiol. Lett. 65:205-210, 1989; V. Strubel, Ph....

journal_title：Journal of bacteriology

authors： Schmid A,Rothe B,Altenbuchner J,Ludwig W,Engesser KH

更新日期：1997-01-01 00:00:00

abstract：:The secondary structures of the eubacterial RNase P RNAs are being elucidated by a phylogenetic comparative approach. Sequences of genes encoding RNase P RNA from each of the recognized subgroups (alpha, beta, gamma, and delta) of the proteobacteria have now been determined. These sequences allow the refinement, to ne...

journal_title：Journal of bacteriology

authors： Brown JW,Haas ES,James BD,Hunt DA,Liu JS,Pace NR

更新日期：1991-06-01 00:00:00

abstract：:A monoclonal antibody, AFRC MAC 203, was used to examine the expression of a nodule-induced cell surface antigen associated with lipopolysaccharide in Rhizobium leguminosarum bv. viciae 3841. Silver-enhanced immunogold-labeled tissue sections revealed that, in very young tissues of pea root nodules, the nodule-induced...

journal_title：Journal of bacteriology

authors： VandenBosch KA,Brewin NJ,Kannenberg EL

更新日期：1989-09-01 00:00:00

abstract：:Envelope fractions isolated from Escherichia coli K-12 C600 and from colicin-resistant and colicin-tolerant (Tol II) mutants derived from this strain were separated on sucrose gradients into cell wall-enriched and cytoplasmic membrane-enriched fractions. These fractions were tested for their ability to neutralize coli...

journal_title：Journal of bacteriology

authors： Sabet SF,Schnaitman CA

更新日期：1971-10-01 00:00:00

abstract：:The gene encoding Neisseria gonorrhoeae periplasmic binding protein FbpA contains two regions whose sequences exhibit homology with the Escherichia coli ferric uptake regulator protein (Fur) consensus binding sequence. In this study, DNase I footprinting experiments were employed to characterize the operator sequences...

journal_title：Journal of bacteriology

authors： Desai PJ,Angerer A,Genco CA

更新日期：1996-08-01 00:00:00

abstract：:Transcription of the archaeal trkA gene homolog in Methanosarcina mazei S-6 was studied at the optimal growth temperature of 37 degrees C and after heat shock at 45 degrees C. Northern (RNA) blotting results (transcript size) and data from primer extension experiments to map the transcription initiation site indicate ...

journal_title：Journal of bacteriology

authors： Conway de Macario E,Macario AJ

更新日期：1995-11-01 00:00:00

abstract：:The concentrations of all metabolites studied, except fructose 1,6-bisphosphate from wild-type Phycomyces blakesleeanus, were light dependent. This photoregulation appears to be independent of the mad gene product(s) and also independent of carotene biosynthesis regulation. However, the photoregulation of glyceraldehy...

journal_title：Journal of bacteriology

authors： Rua J,Rodriguez-Aparicio LB,Busto F,Soler J

更新日期：1987-02-01 00:00:00

abstract：:Tetracycline accumulation by the phototrophic bacterium Rhodopseudomonas sphaeroides has been studied, using the fluorescence properties of the antibiotic and measuring uptake of [7- 3H]tetracycline. Accumulation was carrier mediated, with a Km of approximately 300 micronM. Efflux also appeared to be carried mediated,...

journal_title：Journal of bacteriology

authors： Weckesser J,Magnuson JA

更新日期：1979-06-01 00:00:00

abstract：:Fructose, galactose, L-arabinose, gluconate, and several organic acids support rapid growth and N2 fixation of Azospirillum brasiliense ATCC 29145 (strain Sp7) as a sole source of carbon and energy. Growth of Azospirillum lipoferum ATCC 29707 (strain Sp59b) is also supported by glucose, mannose, mannitol, and alpha-ke...

journal_title：Journal of bacteriology

authors： Martinez-Drets G,Del Gallo M,Burpee C,Burris RH

更新日期：1984-07-01 00:00:00

abstract：:A locus unlinked to either katE or katF that affected catalase levels in Escherichia coli was identified and localized between metB and ppc at 89.2 min on the genome. The locus was named katG. Mutations in katG which prevented the formation of both isoenzyme forms of the bifunctional catalase-peroxidase HPI were creat...

journal_title：Journal of bacteriology

authors： Loewen PC,Triggs BL,George CS,Hrabarchuk BE

更新日期：1985-05-01 00:00:00

abstract：:A temperate bacteriophage that determines the expression of enterohemolysin was isolated from Escherichia coli O26 strain C3888. The genetic determinant associated with enterohemolysin production (E-Hly determinant) was cloned from EcoRI-digested bacteriophage DNA in vector plasmid pUC8. pUC8 recombinant plasmid pEO19...

journal_title：Journal of bacteriology

authors： Beutin L,Bode L,Ozel M,Stephan R

更新日期：1990-11-01 00:00:00

abstract：:Diploid Saccharomyces cerevisiae cells induce YVH1 expression and enter the developmental pathway, leading to sporulation when starved for nitrogen. We show that yvh1 disruption causes a defect in spore maturation; overexpression of MCK1 or IME1 suppresses this yvh1 phenotype. While mck1 mutations are epistatic to tho...

journal_title：Journal of bacteriology

authors： Beeser AE,Cooper TG

更新日期：1999-09-01 00:00:00

abstract：:Aerobic microorganisms have evolved different strategies to withstand environmental oxidative stresses generated by various reactive oxygen species (ROS). For the facultative anaerobic human oral pathogen Streptococcus mutans, the mechanisms used to protect against ROS are not fully understood, since it does not posse...

journal_title：Journal of bacteriology

authors： Zhang J,Biswas I

更新日期：2009-07-01 00:00:00

abstract：:A gene for the constitutive ribosephosphate isomerase (rpiA) is highly cotransducible with serA at 56.2 min on the genetic linkage map of Escherichia coli K-12. Suppression of ribosephosphate isomerase A-negative mutants can occur by a regulator gene mutation permitting constitutive synthesis of the normally inducible...

journal_title：Journal of bacteriology

authors： Skinner AJ,Cooper RA

更新日期：1974-06-01 00:00:00

abstract：:Macrocysts have been found among strains of Dictyostelium rosarium Raper and Cavender (K. B. Raper and J. C. Cavender, J. Elisha Mitchell Sci. Soc. 84:31-47, 1968). Strains that exhibit mating capabilities could be classified into one of three mating types: A1, A2, or A3. Each mating type was self-incompatible but cro...

journal_title：Journal of bacteriology

authors： Chang MT,Raper KB

更新日期：1981-09-01 00:00:00

abstract：:Protein and mRNA levels of heat-labile enterotoxin (LT) of Escherichia coli are highest at 37 degrees C, and they decrease gradually as temperature is decreased. This temperature effect is eliminated in an Hns- mutant. Deletion of portions of DNA coding for the LT A subunit also results in an increase in LT expression...

journal_title：Journal of bacteriology

authors： Trachman JD,Maas WK

更新日期：1998-07-01 00:00:00

abstract：:Form I ribulose-1,5-bisphosphate carboxylase/oxygenase (RubisCO) of the Calvin-Benson-Bassham cycle may be divided into two broad phylogenetic groups, referred to as red-like and green-like, based on deduced large subunit amino acid sequences. Unlike the form I enzyme from the closely related organism Rhodobacter spha...

journal_title：Journal of bacteriology

authors： Horken KM,Tabita FR

更新日期：1999-07-01 00:00:00

abstract：:Mutants defective in uptake or utilization of a given metabolite can readily be obtained from facultative auxotrophs (for that metabolite) by penicillin enrichment under nonpermissive conditions in the presence of a low level of the required metabolite. ...

journal_title：Journal of bacteriology

authors： Berg CM,Rossi JJ,Coleman JV,Conlon M

更新日期：1975-03-01 00:00:00

abstract：:Studies of mitochondrial biogenesis in yeast have been hampered by a lack of suitable membrane markers in anaerobically grown cells subsequently grown in air. Cytochrome c peroxidase activity and subcellular location was studied to determine whether it would be a useful marker for an analysis of mitochondrial formatio...

journal_title：Journal of bacteriology

authors： Avers CJ

更新日期：1967-10-01 00:00:00

abstract：:Replication initiator proteins in bacteria not only allow DNA replication but also often regulate the rate of replication initiation as well. The regulation is mediated by limiting the synthesis or availability of initiator proteins. The applicability of this principle is demonstrated here for RctB, the replication in...

journal_title：Journal of bacteriology

authors： Pal D,Venkova-Canova T,Srivastava P,Chattoraj DK

更新日期：2005-11-01 00:00:00

abstract：:A novel iron(III) transport system of Serratia marcescens, named SFU, was cloned and characterized in Escherichia coli. Iron acquisition by this system differed from that by E. coli and related organisms. No siderophore production and no receptor protein related to the SFU system could be detected. In addition, iron u...

journal_title：Journal of bacteriology

authors： Zimmermann L,Angerer A,Braun V

更新日期：1989-01-01 00:00:00

abstract：:ULTRACENTRIFUGATION IN SUCROSE DENSITY GRADIENTS WAS EMPLOYED TO ESTIMATE THE MOLECULAR WEIGHTS AND TO DETERMINE POSSIBLE PHYSICAL AGGREGATION OF THE FIVE ENZYMES CATALYZING STEPS TWO TO SIX IN THE PRECHORISMIC ACID PORTION OF THE POLYAROMATIC SYNTHETIC PATHWAY IN SIX SPECIES OF BACTERIA: Escherichia coli, Salmonella ...

journal_title：Journal of bacteriology

authors： Berlyn MB,Giles NH

更新日期：1969-07-01 00:00:00

abstract：:During bacteriophage T7 infection, the Escherichia coli RNA polymerase beta' subunit is phosphorylated by the phage-encoded kinase Gp0.7. Here, we used proteolytic degradation and mutational analysis to localize the phosphorylation site to a single amino acid, Thr(1068), in the evolutionarily hypervariable segment of ...

journal_title：Journal of bacteriology

authors： Severinova E,Severinov K

更新日期：2006-05-01 00:00:00

abstract：:An 11-kbp DNA element of unknown function interrupts the nifD gene in vegetative cells of Anabaena sp. strain PCC 7120. In developing heterocysts the nifD element excises from the chromosome via site-specific recombination between short repeat sequences that flank the element. The nucleotide sequence of the nifH-proxi...

journal_title：Journal of bacteriology

authors： Lammers PJ,McLaughlin S,Papin S,Trujillo-Provencio C,Ryncarz AJ 2nd

更新日期：1990-12-01 00:00:00

abstract：:The gene specifying a membrane-bound nucleoside diphosphate sugar hydrolase of Salmonella typhimurium was mapped near the metA locus by using intergeneric crosses between this bacterium and Escherichia coli. ...

journal_title：Journal of bacteriology

authors： Minton N,Gunn J,Beacham IR

更新日期：1979-03-01 00:00:00

abstract：:Lysozyme is an important component of the innate immune system. It functions by hydrolyzing the peptidoglycan (PG) layer of bacteria. The human pathogen Listeria monocytogenes is intrinsically lysozyme resistant. The peptidoglycan N-deacetylase PgdA and O-acetyltransferase OatA are two known factors contributing to it...

journal_title：Journal of bacteriology

authors： Rismondo J,Schulz LM,Yacoub M,Wadhawan A,Hoppert M,Dionne MS,Gründling A

更新日期：2021-01-25 00:00:00

abstract：:RSF1010 plasmid DNA was introduced into Pseudomonas putida and P. aeruginosa cells and maintained stably, suggesting the potential usefulness of this plasmid as a vector in Pseudomonas species. The number of copies of RSF1010 was 43 per chromosome equivalent in P. putida cells. ...

journal_title：Journal of bacteriology

authors： Nagahari K,Sakaguchi K

更新日期：1978-03-01 00:00:00

abstract：:The F-plasmid-encoded TraI protein, also known as DNA helicase I, is a bifunctional protein required for conjugative DNA transfer. The enzyme catalyzes two distinct but functionally related reactions required for the DNA processing events associated with conjugation: the site- and strand-specific transesterification (...

journal_title：Journal of bacteriology

authors： Matson SW,Ragonese H

更新日期：2005-01-01 00:00:00

abstract：:Type IV secretion systems (T4SS) mediate the transfer of DNA and protein substrates to target cells. TrwK, encoded by the conjugative plasmid R388, is a member of the VirB4 family, comprising the largest and most conserved proteins of T4SS. VirB4 was suggested to be an ATPase involved in energizing pilus assembly and ...

journal_title：Journal of bacteriology

authors： Arechaga I,Peña A,Zunzunegui S,del Carmen Fernández-Alonso M,Rivas G,de la Cruz F

更新日期：2008-08-01 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