Analysis of the binding site of the LysR-type transcriptional activator TcbR on the tcbR and tcbC divergent promoter sequences.

abstract：:We have characterized group A Streptococcus (GAS) genome-wide responses to hydrogen peroxide and assessed the role of the peroxide response regulator (PerR) in GAS under oxidative stress. Comparison of transcriptome changes elicited by peroxide in wild-type bacteria with those in a perR deletion mutant showed that 76 ...

journal_title：Journal of bacteriology

authors： Grifantini R,Toukoki C,Colaprico A,Gryllos I

更新日期：2011-12-01 00:00:00

abstract：:Neisseria gonorrhoeae is prone to undergo autolysis under many conditions not conducive to growth. The role of autolysis during gonococcal infection is not known, but possible advantages for the bacterial population include provision of nutrients to a starving population, modulation of the host immune response by rele...

journal_title：Journal of bacteriology

authors： Garcia DL,Dillard JP

更新日期：2006-10-01 00:00:00

abstract：:Fundamental questions in bacterial gene regulation concern how multiple regulatory proteins interact with the transcription apparatus at a single promoter and what are the roles of protein contacts with RNA polymerase and changes in DNA conformation. Transcription of the Escherichia coli uhpT gene, encoding the induci...

journal_title：Journal of bacteriology

authors： Olekhnovich IN,Kadner RJ

更新日期：1999-12-01 00:00:00

abstract：:Uptake of cobalamins and iron chelates in Escherichia coli K-12 is dependent on specific outer membrane transport proteins and the energy-coupling function provided by the TonB protein. The btuB product is the outer membrane receptor for cobalamins, bacteriophage BF23, and the E colicins. A short sequence near the ami...

journal_title：Journal of bacteriology

authors： Gudmundsdottir A,Bell PE,Lundrigan MD,Bradbeer C,Kadner RJ

更新日期：1989-12-01 00:00:00

abstract：:Hyphae of Aspergillus nidulans continued to synthesize all the major polysaccharide components of the cell wall when cycloheximide was added to cultures. In the presence of cycloheximide, hyphae did not elongate, but electron microscopy showed that the walls became thicker around the cell. The conclusion that cyclohex...

journal_title：Journal of bacteriology

authors： Sternlicht E,Katz D,Rosenberger RF

更新日期：1973-05-01 00:00:00

abstract：:Legionella pneumophila expresses two peroxide-scavenging alkyl hydroperoxide reductase systems (AhpC1 and AhpC2D) that are expressed differentially during the bacterial growth cycle. Functional loss of the postexponentially expressed AhpC1 system is compensated for by increased expression of the exponentially expresse...

journal_title：Journal of bacteriology

authors： LeBlanc JJ,Brassinga AK,Ewann F,Davidson RJ,Hoffman PS

更新日期：2008-05-01 00:00:00

abstract：:Selection for chlorate resistance yields mol (formerly chl) mutants with defects in molybdenum cofactor synthesis. Complementation and genetic mapping analyses indicated that the Klebsiella pneumoniae mol genes are functionally homologous to those of Escherichia coli and occupy analogous genetic map positions. Hypoxan...

journal_title：Journal of bacteriology

authors： Garzón A,Li J,Flores A,Casadesus J,Stewart V

更新日期：1992-10-01 00:00:00

abstract：:A 3.6-kb EcoRI fragment containing the ntrA gene of Agrobacterium tumefaciens was cloned by using the homologous ntrA gene of Rhizobium meliloti as a probe. Construction of an ntrA mutant of A. tumefaciens by site-directed insertional mutagenesis demonstrated the requirement of the ntrA gene for nitrate utilization an...

journal_title：Journal of bacteriology

authors： Wu ZL,Charles TC,Wang H,Nester EW

更新日期：1992-04-01 00:00:00

abstract：:The global regulator CsrA (carbon storage regulator) is an RNA binding protein that coordinates central carbon metabolism, activates flagellum biosynthesis and motility, and represses biofilm formation in Escherichia coli. CsrA activity is antagonized by the untranslated RNA CsrB, to which it binds and forms a globula...

journal_title：Journal of bacteriology

authors： Suzuki K,Wang X,Weilbacher T,Pernestig AK,Melefors O,Georgellis D,Babitzke P,Romeo T

更新日期：2002-09-01 00:00:00

abstract：:The number of rRNA genes in Mycobacterium bovis BCG was examined by Southern hybridization of end-labeled 5S, 16S, and 23S rRNAs with BamHI, PstI, and SalI digests of M. bovis BCG DNA. Each RNA probe gave only one radioactive band with three kinds of DNA digest. These results suggest that M. bovis BCG chromosomes may ...

journal_title：Journal of bacteriology

authors： Suzuki Y,Yoshinaga K,Ono Y,Nagata A,Yamada T

更新日期：1987-02-01 00:00:00

abstract：:Photorhabdus is a genus of gram-negative Enterobacteriaceae that is pathogenic to insect larvae while also maintaining a mutualistic relationship with nematodes from the family Heterorhabditis, where the bacteria occupy the gut of the infective juvenile (IJ) stage of the nematode. In this study we describe the identif...

journal_title：Journal of bacteriology

authors： Bennett HP,Clarke DJ

更新日期：2005-01-01 00:00:00

abstract：:After heating at 65 C, ribosomes isolated from Bacillus stearothermophilus were strikingly more heat-stable than comparable preparations from Escherichia coli when tested for ability to support polyuridylic acid-directed phenylalanine incorporation at 37 C. The stability of ribosomes was also determined by measurement...

journal_title：Journal of bacteriology

authors： Friedman SM,Axel R,Weinstein IB

更新日期：1967-05-01 00:00:00

abstract：:The citrate transporter CitP of lactic acid bacteria catalyzes electrogenic precursor-product exchange of citrate versus L-lactate during citrate-glucose cometabolism. In the absence of sugar, L-lactate is replaced by the metabolic intermediates/end products pyruvate, α-acetolactate, and acetate. In this study, the bi...

journal_title：Journal of bacteriology

authors： Pudlik AM,Lolkema JS

更新日期：2012-07-01 00:00:00

abstract：:The mechanisms by which hyperthermophilic Archaea, such as "Pyrococcus abyssi" and Pyrococcus furiosus, survive high doses of ionizing gamma irradiation are not thoroughly elucidated. Following gamma-ray irradiation at 2,500 Gy, the restoration of "P. abyssi" chromosomes took place within chromosome fragmentation. DNA...

journal_title：Journal of bacteriology

authors： Jolivet E,Matsunaga F,Ishino Y,Forterre P,Prieur D,Myllykallio H

更新日期：2003-07-01 00:00:00

abstract：:Onoue, Kaoru, (Kyushu University, Fukuoka, Japan), Masayasu Kitagawa, and Yuichi Yamamura. Chemical studies on cellular components of Bordetella pertussis. I. Purification and properties of agglutinogen. J. Bacteriol. 82:648-656. 1961.-A method is described for the preparation of the agglutinogen of Hemophilus pertuss...

journal_title：Journal of bacteriology

authors： ONOUE K,KITAGAWA M,YAMAMURA Y

更新日期：1961-11-01 00:00:00

abstract：:A new insertion sequence, IS1634, has been identified in Mycoplasma mycoides subsp. mycoides small-colony type (SC). IS1634 shows structural and functional similarities to IS1549 of Mycobacterium smegmatis and with it seems to form a new class or family of insertion sequences. IS1634 has a size of 1,872 bp, including ...

journal_title：Journal of bacteriology

authors： Vilei EM,Nicolet J,Frey J

更新日期：1999-02-01 00:00:00

abstract：:l-Lysine caused repression of diaminopimelate decarboxylase synthesis in Bacillus cereus when grown in either a minimal defined medium (CDGS medium) or a complex defined medium (a modified lysine assay medium). When cells were grown in either of the two media, variations in the specific activity of the enzyme as a fun...

journal_title：Journal of bacteriology

authors： Grandgenett DP,Stahly DP

更新日期：1971-05-01 00:00:00

abstract：:We have sequenced the rightmost 1,700 base pairs of bacteriophage PRD1. This region encompasses the right early region and completes the sequence of all PRD1 early functions. We have also mapped the 5' initiation site of right early transcripts in vivo and in vitro. This has allowed us to assign gene XII to an open re...

journal_title：Journal of bacteriology

authors： Gerendasy D,Ito J

更新日期：1990-04-01 00:00:00

abstract：:Lockart, Royce Z., Jr. (The University of Texas, Austin) and Barbara Horn. Interaction of an interferon with L cells. J. Bacteriol. 85:996-1002. 1963.-Data were presented on the effect of time of exposure and concentration of an interferon in provoking viral inhibition in L cells. Populations of L cells which made red...

journal_title：Journal of bacteriology

authors： LOCKART RZ Jr,HORN B

更新日期：1963-05-01 00:00:00

abstract：:Holwerda, Jack (Michigan Department of Health, Grand Rapids) and Grace Eldering. Culture and fluorescent-antibody methods in diagnosis of whooping cough. J. Bacteriol. 86:449-451. 1963.-Nasopharyngeal swabs from 517 suspected whooping-cough patients were examined by culture and by fluorescent-antibody (FA) staining pr...

journal_title：Journal of bacteriology

authors： HOLWERDA J,ELDERING G

更新日期：1963-09-01 00:00:00

abstract：:The wild strain of Serratia marcescens rapidly degraded threonine and formed aminoacetone in a medium containing glucose and urea. Extracts of this strain showed high threonine dehydrogenase and "biosynthetic" threonine deaminase activities, but no threonine aldolase activity. Threonine dehydrogenase-deficient strain ...

journal_title：Journal of bacteriology

authors： Komatsubara S,Murata K,Kisumi M,Chibata I

更新日期：1978-08-01 00:00:00

abstract：:Division site placement in Escherichia coli involves interactions of the MinD protein with MinC and MinE and with other MinD molecules to form membrane-associated polymeric structures. In this work, as part of a study of these interactions, we established that heterologous membrane-associated proteins such as MinD can...

journal_title：Journal of bacteriology

authors： Taghbalout A,Ma L,Rothfield L

更新日期：2006-04-01 00:00:00

abstract：:Colonies of S. mutans OMZ61, Streptococcus sp. D182, Staphylococcus aureus Oxford NCTC 6571, and Candida albicans type A, MRL 3153 were grown on various media. Cubes of agar bearing two to three colonies were excised and processed for scanning electron microscopy. The characteristic shape of the colonies was seen when...

journal_title：Journal of bacteriology

authors： Whittaker DK,Drucker DB

更新日期：1970-11-01 00:00:00

abstract：:A study was made to determine whether factors other than the availability of phosphorus were involved in the regulation of synthesis of teichoic and teichuronic acids in Bacillus subtilis subsp. niger WM. First, the nature of the carbon source was varied while the dilution rate was maintained at about 0.3 h-1. Irrespe...

journal_title：Journal of bacteriology

authors： Kruyssen FJ,de Boer WR,Wouters JT

更新日期：1980-10-01 00:00:00

abstract：:Resistance to the antifolates methasquin and amethopterin has been studied in new strains of Streptococcus faecium var. durans. Two methasquin-resistant strains (SF/MQ, SF/MQ(T)) and an amethopterin-resistant strain (SF/AM) were selected independently from the wild-type S. faecium var. durans (SF/O). SF/MQ(T) is a thy...

journal_title：Journal of bacteriology

authors： Rader JI,Hutchison DJ

更新日期：1972-04-01 00:00:00

abstract：:The large and small subunits of Escherichia coli glutamate synthase were isolated. The small subunit catalyzes the NH(3)-dependent synthesis of glutamate. The large subunit exhibits glutaminase activity. ...

journal_title：Journal of bacteriology

authors： Mantsala P,Zalkin H

更新日期：1976-04-01 00:00:00

abstract：:Salmonella enterica serovar Typhimurium modifies its lipopolysaccharide (LPS), including the lipid A portion, in response to changes in its environment including host tissues. The lipid A 3-O-deacylase PagL, the expression of which is promoted under a host-mimetic environment, exhibits latency in S. enterica; deacylat...

journal_title：Journal of bacteriology

authors： Manabe T,Kawasaki K

更新日期：2008-08-01 00:00:00

abstract：:Recently, a new type of K+ transporter, Ktr, has been identified in the bacterium Vibrio alginolyticus (T. Nakamura, R. Yuda, T. Unemoto, and E. P. Bakker, J. Bacteriol. 180:3491-3494, 1998). The Ktr transport system consists of KtrB, an integral membrane subunit, and KtrA, a subunit peripherally bound to the cytoplas...

journal_title：Journal of bacteriology

authors： Holtmann G,Bakker EP,Uozumi N,Bremer E

更新日期：2003-02-01 00:00:00

abstract：:A positive selection method was used to isolate four Saccharomyces cerevisiae mutations that cause derepressed synthesis of asparaginase II. The four mutations (and1, and2, and3, and4) were neither closely linked to each other nor linked to previously characterized mutations (asp3, asp6) which cause the complete loss ...

journal_title：Journal of bacteriology

authors： Kamerud JQ,Roon RJ

更新日期：1986-01-01 00:00:00

abstract：:The T-POP transposon was employed in a general screen for tetracycline (Tet)-induced chromosomal loci that exhibited Tet-activated or Tet-repressed expression of a fliC-lac transcriptional fusion. Insertions that activated flagellar transcription were located in flagellar genes. T-POP insertions that exhibited Tet-dep...

journal_title：Journal of bacteriology

authors： Wozniak CE,Lee C,Hughes KT

更新日期：2009-03-01 00:00:00