Repressor gene finO in plasmids R100 and F: constitutive transfer of plasmid F is caused by insertion of IS3 into F finO.

abstract：:Campylobacter jejuni commensally colonizes the cecum of birds. The RacR (reduced ability to colonize) response regulator was previously shown to be important in avian colonization. To explore the means by which RacR and its cognate sensor kinase RacS may modulate C. jejuni physiology and colonization, ΔracR and ΔracS ...

journal_title：Journal of bacteriology

authors： Apel D,Ellermeier J,Pryjma M,Dirita VJ,Gaynor EC

更新日期：2012-05-01 00:00:00

abstract：:The predominant pool of organic matter on earth is derived from the biological reduction and assimilation of carbon dioxide gas, catalyzed primarily by the enzyme ribulose 1,5-bisphosphate carboxylase/oxygenase (RubisCO). By virtue of its capacity to use molecular oxygen as an alternative and competing gaseous substra...

journal_title：Journal of bacteriology

authors： Watson GM,Yu JP,Tabita FR

更新日期：1999-03-01 00:00:00

abstract：:Here, we report the completely annotated genome sequence of Streptococcus pyogenes M1 476 isolated from a patient with streptococcal toxic shock syndrome (STSS) during pregnancy. The genome sequence will provide new insights into the mechanisms underlying STSS. ...

journal_title：Journal of bacteriology

authors： Miyoshi-Akiyama T,Watanabe S,Kirikae T

更新日期：2012-10-01 00:00:00

abstract：:The cheW gene from Escherichia coli has been cloned an inducible promoter, and the effects of the overproduction of the CheW protein on chemotactic behavior and receptor covalent modification have been examined. Plasmids that contain the cheW gene behind a regulatable promoter complement a cheW mutation when the CheW ...

journal_title：Journal of bacteriology

authors： Sanders DA,Mendez B,Koshland DE Jr

更新日期：1989-11-01 00:00:00

abstract：:To understand further the role of the flagellum of Vibrio anguillarum in virulence, invasive and adhesive properties of isogenic motility mutants were analyzed by using a chinook salmon embryo cell line. Adhesion was unaffected but invasion of the cell line was significantly decreased in nonmotile or partially motile ...

journal_title：Journal of bacteriology

authors： Ormonde P,Hörstedt P,O'Toole R,Milton DL

更新日期：2000-04-01 00:00:00

abstract：:Incubation of whole envelopes prepared from sonically oscillated Escherichia coli K-12 cultures with lysozyme in vitro resulted in the appearance of a protein species with an apparent molecular weight double that of outer membrane protein I. Similar dimers were also detected in purified outer membranes and whole envel...

journal_title：Journal of bacteriology

authors： Chopra I,Howe GB,Ball PR

更新日期：1977-11-01 00:00:00

abstract：:Mycolic acids are a key component of the mycobacterial cell wall, providing structure and forming a major permeability barrier. In Mycobacterium tuberculosis mycolic acids are synthesized by type I and type II fatty acid synthases. One of the enzymes of the type II system is encoded by fabG1. We demonstrate here that ...

journal_title：Journal of bacteriology

authors： Parish T,Roberts G,Laval F,Schaeffer M,Daffé M,Duncan K

更新日期：2007-05-01 00:00:00

abstract：:The smallest viable cell of Spiroplasma citri is a two-turn helix (elementary helix). This elementary helix grows into longer parental cells, which then divide by constriction. The helical morphology is conserved during this process. The growth pattern of S. citri membranes has been investigated by different methods o...

journal_title：Journal of bacteriology

authors： Garnier M,Clerc M,Bové JM

更新日期：1984-04-01 00:00:00

abstract：:We previously showed that dprA is required for efficient processing of linear DNA during cellular transformation in Haemophilus influenzae. In this study the transcriptional regulation of dprA and two downstream genes, dprB and dprC, is examined. We demonstrate by Northern blot analysis that the dprABC genes are trans...

journal_title：Journal of bacteriology

authors： Karudapuram S,Barcak GJ

更新日期：1997-08-01 00:00:00

abstract：:A gene which complements a paralyzed flagellar mutant of Rhodobacter sphaeroides was sequenced. The derived protein sequence has similarity to MotB. R. sphaeroides MotB lacks the C-terminal peptidoglycan-binding motif of other MotB proteins. This divergence of sequence may reflect the unusual, unidirectional, stop-sta...

journal_title：Journal of bacteriology

authors： Shah DS,Armitage JP,Sockett RE

更新日期：1995-05-01 00:00:00

abstract：:The two-component system SaeRS of Staphylococcus aureus is closely involved in the regulation of major virulence factors. However, little is known about the signals leading to saeRS activation. A total of four overlapping transcripts (T1 to T4) from three different transcription starting points are expressed in the sa...

journal_title：Journal of bacteriology

authors： Geiger T,Goerke C,Mainiero M,Kraus D,Wolz C

更新日期：2008-05-01 00:00:00

abstract：:In Escherichia coli, nine essential cell division proteins are known to localize to the division septum. FtsL is a 13-kDa bitopic membrane protein with a short cytoplasmic N-terminal domain, a membrane-spanning segment, and a periplasmic domain that has a repeated heptad motif characteristic of leucine zippers. Here, ...

journal_title：Journal of bacteriology

authors： Ghigo JM,Beckwith J

更新日期：2000-01-01 00:00:00

abstract：:Analysis of strains with deletions of all or part of nif have ordered the Klebsiella pneumoniae genetic loci as thi rbt dal udk gnd rfb has nif shiA. The his-nif plasmids pRD1 and pTM4010 contain the genes gnd rfb his nif shiA. ...

journal_title：Journal of bacteriology

authors： MacNeil D,Supiano MA,Brill WJ

更新日期：1979-06-01 00:00:00

abstract：:The Bacillus subtilis enzymes ExoA and Nfo (originally termed YqfS) are endonucleases that can repair apurinic/apyrimidinic (AP) sites and strand breaks in DNA. We have analyzed how the lack of ExoA and Nfo affects the resistance of growing cells and dormant spores of B. subtilis to a variety of treatments, some of wh...

journal_title：Journal of bacteriology

authors： Salas-Pacheco JM,Setlow B,Setlow P,Pedraza-Reyes M

更新日期：2005-11-01 00:00:00

abstract：:Scanning electron microscopy and transmission electron microscopy have been used to visualize the morphology and ultrastructure of two types of microorganisms in the hindgut of the cockroach Blaberus posticus. Both organisms, designated as either short or long rods, are attached to chitinous projections from the gut w...

journal_title：Journal of bacteriology

authors： Foglesong MA,Walker DH Jr,Puffer JS,Markovetz AJ

更新日期：1975-07-01 00:00:00

abstract：:Mechanisms of Li+ stimulation of proline transport were studied in cells of Escherichia coli 7 and NR70, a mutant of strain 7 lacking adenosine triphosphatase (EC 3.6.1.3). An electrochemical potential difference of Li+ induced in an inward direction of energy-depleted cells caused a transient uptake of proline depend...

journal_title：Journal of bacteriology

authors： Kayama-Gonda Y,Kawasaki T

更新日期：1979-08-01 00:00:00

abstract：:Vacuoles project streams of vesicles and membranous tubules into the yeast bud where they fuse, founding the daughter cell organelle, vac5-1, which encodes a truncated form of the Pho80 cyclin, inhibits normal vacuole inheritance. An in vitro inheritance assay which measures the fusion of vacuoles serves as a model fo...

journal_title：Journal of bacteriology

authors： Nicolson T,Conradt B,Wickner W

更新日期：1996-07-01 00:00:00

abstract：:The neuS-encoded polysialytransferase (polyST) in Escherichia coli K1 catalyzes synthesis of polysialic acid homopolymers composed of unbranched sialyl alpha 2,8 linkages. Subcloning and complementation experiments showed that the K1 neuS was functionally interchangeable with the neuS from E. coli K92 (S. M. Steenberg...

journal_title：Journal of bacteriology

authors： Vimr ER,Bergstrom R,Steenbergen SM,Boulnois G,Roberts I

更新日期：1992-08-01 00:00:00

abstract：:Herman, Alberta (University of Wisconsin, Madison) and Harlyn Halvorson. Identification of the structural gene for beta-glucosidase in Saccharomyces lactis. J. Bacteriol. 85:895-900. 1963.-Three allelic forms (B(h, m, l)) of the structural gene for beta-glucosidase have been identified in the yeast Saccharomyces lacti...

journal_title：Journal of bacteriology

authors： HERMAN A,HALVORSON H

更新日期：1963-04-01 00:00:00

abstract：:When ratios of the major polypeptides of the outer membrane isolated from cells of Escherichia coli B grown in minimal medium containing either a single amino acid or several amino acids were compared, no difference was observed. However, the ratio of these polypeptides in outer membrane material released into the med...

journal_title：Journal of bacteriology

authors： Loeb MR,Kilner J

更新日期：1979-02-01 00:00:00

abstract：:The Escherichia coli zupT (formerly ygiE) gene encodes a cytoplasmic membrane protein (ZupT) related to members of the eukaryotic ZIP family of divalent metal ion transporters. Previously, ZupT was shown to be responsible for uptake of zinc. In this study, we show that ZupT is a divalent metal cation transporter of br...

journal_title：Journal of bacteriology

authors： Grass G,Franke S,Taudte N,Nies DH,Kucharski LM,Maguire ME,Rensing C

更新日期：2005-03-01 00:00:00

abstract：:Two related killer strains of Saccharomyces cerevisiae were mutagenized and screened for nonkiller variants. About 20% of the mutants derived from one strain lacked all detectable double-straned ribonucleic acid (dsRNA). About 70% of the mutants from the other strain lacked one of the dsRNA species normally associated...

journal_title：Journal of bacteriology

authors： Vodkin M

更新日期：1977-10-01 00:00:00

abstract：:Until the question of symmetry or asymmetry in the facilitated diffusion of monosaccharides by Saccharomyces cerevisiae is resolved, attempts to study the transport process cannot be based on assumptions of symmetry, such as equal concentrations at equilibrium or kinetic parameters that are equal in opposite direction...

journal_title：Journal of bacteriology

authors： Kalsow CM,Doyle RJ

更新日期：1973-02-01 00:00:00

abstract：:Clinical isolates of the fungal respiratory and systemic pathogen Histoplasma capsulatum have been placed in several different classes by using genomic restriction fragment length polymorphisms (RFLPs), but in general have not been distinguished further. We report here that a polymerase chain reaction (PCR)-based DNA ...

journal_title：Journal of bacteriology

authors： Kersulyte D,Woods JP,Keath EJ,Goldman WE,Berg DE

更新日期：1992-11-01 00:00:00

abstract：:The chlorosome envelope of Chlorobaculum tepidum contains 10 proteins that belong to four structural motif families. A previous mutational study (N.-U. Frigaard, H. Li, K. J. Milks, and D. A. Bryant, J. Bacteriol. 186:646-653, 2004) suggested that some of these proteins might have redundant functions. Six multilocus m...

journal_title：Journal of bacteriology

authors： Li H,Bryant DA

更新日期：2009-11-01 00:00:00

abstract：:A primary determinant of pathogenicity in Erwinia stewartii is the production of extracellular polysaccharide (EPS). A single mutation can abolish both EPS synthesis and pathogenicity; both properties are restored by a single cosmid clone. Subcloning and insertion analysis have defined a single positive regulatory fun...

journal_title：Journal of bacteriology

authors： Torres-Cabassa A,Gottesman S,Frederick RD,Dolph PJ,Coplin DL

更新日期：1987-10-01 00:00:00

abstract：:The pelA and pelC genes from Erwinia chrysanthemi EC16 were sequenced and overexpressed in Escherichia coli cells. These genes and two others from the same strain that were characterized previously encode catalytically related pectate lyase proteins that are involved with the maceration and soft-rotting of plant tissu...

journal_title：Journal of bacteriology

authors： Tamaki SJ,Gold S,Robeson M,Manulis S,Keen NT

更新日期：1988-08-01 00:00:00

abstract：:Site-directed mutagenesis has previously been used to construct Escherichia coli dnaK mutants encoding proteins that are altered at the site of in vitro phosphorylation (J. S. McCarty and G. C. Walker, Proc. Natl. Acad. Sci. USA 88:9513-9517, 1991). These mutants are unable to autophosphorylate and are severely defect...

journal_title：Journal of bacteriology

authors： McCarty JS,Walker GC

更新日期：1994-02-01 00:00:00

abstract：:Stable, metabolically active protoplasts of Staphylococcus aureus have been prepared by the use of a staphylolytic enzyme produced by Aeromonas hydrophila. Respiratory and glycolytic rates and synthesis of nucleic acids, protein, and lipid in these protoplasts, stabilized variously in 1.1 M sucrose, 0.37 M sodium succ...

journal_title：Journal of bacteriology

authors： Coles NW,Gross R

更新日期：1973-09-01 00:00:00

abstract：:Certain mutations in the C-terminal region of the Escherichia coli division inhibitor protein MinC cause loss of function of the division inhibitor by making MinC more sensitive to degradation by Lon protease, implying a possible role for the C-terminal region in regulating the stability and cellular concentration of ...

journal_title：Journal of bacteriology

authors： Sen M,Rothfield LI

更新日期：1998-01-01 00:00:00