Cellular autolytic activity in synchronized populations of Streptococcus faecium.

abstract：:The Escherichia coli mutant Y16, which shows thermosensitive colony formation and filamentation with reduced amounts of penicillin-binding protein 3 (PBP3), has mutations in the ftsI gene encoding PBP3 and in the ftsH gene. The ftsI mutation markedly reduces the amount of PBP3 at 42 degrees C, whereas the amount of th...

journal_title：Journal of bacteriology

authors： Begg KJ,Tomoyasu T,Donachie WD,Khattar M,Niki H,Yamanaka K,Hiraga S,Ogura T

更新日期：1992-04-01 00:00:00

abstract：:The catB and catC genes encode cis,cis-muconate lactonizing enzyme I (EC 5.5.1.1) and muconolactone isomerase (EC 5.3.3.4), respectively. These enzymes are required for the dissimilation of benzoate to beta-ketoadipate by Pseudomonas putida and are under coordinate transcriptional regulation. By deletion analysis and ...

journal_title：Journal of bacteriology

authors： Aldrich TL,Chakrabarty AM

更新日期：1988-03-01 00:00:00

abstract：:Streptococcus salivarius, a gram-positive bacterium found in the human oral cavity, expresses flexible peritrichous fimbriae. In this paper, we report purification and partial characterization of S. salivarius fimbriae. Fimbriae were extracted by shearing the cell surface of hyperfimbriated mutant A37 (a spontaneous m...

journal_title：Journal of bacteriology

authors： Lévesque C,Vadeboncoeur C,Chandad F,Frenette M

更新日期：2001-05-01 00:00:00

abstract：:Staphylococcus aureus responds to changing extracellular environments in part by adjusting its proteome through alterations of transcriptional priorities and selective degradation of the preexisting pool of proteins. In Bacillus subtilis, the proteolytic adaptor protein MecA has been shown to play a role in assisting ...

journal_title：Journal of bacteriology

authors： Donegan NP,Marvin JS,Cheung AL

更新日期：2014-12-01 00:00:00

abstract：:Two of the three plasmids of the wild-type Rhizobium meliloti 41 (pRme41a and pRme41c) carry a copy of ISRm2, a 2.7-kilobase-long transposable element. ISRm2 is terminated by 22-base-pair (bp) inverted repeat sequences, exhibiting some homology to the inverted repeats of elements generating 9-bp target sequence duplic...

journal_title：Journal of bacteriology

authors： Dusha I,Kovalenko S,Banfalvi Z,Kondorosi A

更新日期：1987-04-01 00:00:00

abstract：:The occurrence of class II restriction endonucleases (enzymes that both recognize and cleave a specific nucleotide sequence in deoxyribonucleic acid [DNA] in Staphylococcus aureus has been investigated by analysis of crude extracts obtained from different propagating strains of the International Phage Typing System. O...

journal_title：Journal of bacteriology

authors： Stobberingh EE,Schiphof R,Sussenbach JS

更新日期：1977-08-01 00:00:00

abstract：:The major facilitator superfamily includes a large collection of evolutionarily related proteins that have been implicated in the transport of a variety of solutes and metabolites across the membranes of organisms ranging from bacteria to humans. We have recently reported the three-dimensional structure, at 6.5 A reso...

journal_title：Journal of bacteriology

authors： Hirai T,Heymann JA,Maloney PC,Subramaniam S

更新日期：2003-03-01 00:00:00

abstract：:Bacteria of the genus Prosthecobacter express homologs of eukaryotic α- and β-tubulin, called BtubA and BtubB (BtubA/B), that have been observed to assemble into filaments in the presence of GTP. BtubA/B polymers are proposed to be composed in vitro by two to six protofilaments in contrast to that in vivo, where they ...

journal_title：Journal of bacteriology

authors： Díaz-Celis C,Risca VI,Hurtado F,Polka JK,Hansen SD,Maturana D,Lagos R,Mullins RD,Monasterio O

更新日期：2017-09-05 00:00:00

abstract：:A 10-kb region of the Bacillus subtilis genome that contains genes involved in biotin-biosynthesis was cloned and sequenced. DNA sequence analysis indicated that B. subtilis contains homologs of the Escherichia coli and Bacillus sphaericus bioA, bioB, bioD, and bioF genes. These four genes and a homolog of the B. spha...

journal_title：Journal of bacteriology

authors： Bower S,Perkins JB,Yocum RR,Howitt CL,Rahaim P,Pero J

更新日期：1996-07-01 00:00:00

abstract：:Escherichia coli K-12 strains contain a cytoplasmic activity, peptidase N, capable of hydrolyzing alanine-p-nitroanilide. Mutations in the structural gene for the enzyme, pepN, were mapped, and the properties of mutant strains were examined. The pepN locus lay between ompF and asnS at approximately 20.8 min on the E. ...

journal_title：Journal of bacteriology

authors： McCaman MT,McPartland A,Villarejo MR

更新日期：1982-11-01 00:00:00

abstract：:A three-dimensional tracking microscope was used to quantify the effects of temperature (50 to 80 degrees C) and pH (2 to 4) on the motility of Sulfolobus acidocaldarius, a thermoacidophilic archaeon. Swimming speed and run time increased with temperature but remained relatively unchanged with increasing pH. These res...

journal_title：Journal of bacteriology

authors： Lewus P,Ford RM

更新日期：1999-07-01 00:00:00

abstract：:We analyzed 12 individual codons, which differed widely with respect to the frequency of use in Escherichia coli and the abundance of the corresponding tRNAs, for their influence on the coupling between transcription and translation. This was probed by determining the effects of codon substitutions in the leader pepti...

journal_title：Journal of bacteriology

authors： Bonekamp F,Dalbøge H,Christensen T,Jensen KF

更新日期：1989-11-01 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

abstract：:Salmonella enteritidis was injected intravenously, intraperitoneally, or subcutaneously into specific pathogen-free mice. The number of organisms in the blood, liver, spleen, peritoneal cavity, and draining inguinal lymph node was determined by daily enumeration. Opsonization of the organism with hyperimmune serum inc...

journal_title：Journal of bacteriology

authors： Collins FM

更新日期：1969-02-01 00:00:00

abstract：:Inactivation of ccpA in Enterococcus faecalis leads to reduction of the growth rate, derepression of the galKETR operon in the presence of a mixture of glucose and galactose, and reduction of transcription of ldh in the presence of glucose. Moreover, the E. faecalis ccpA gene fully complements a Bacillus subtilis ccpA...

journal_title：Journal of bacteriology

authors： Leboeuf C,Leblanc L,Auffray Y,Hartke A

更新日期：2000-10-01 00:00:00

abstract：:Thirteen different serotypes of Listeria monocytogenes can be distinguished on the basis of variation in somatic and flagellar antigens. Although the known virulence genes are present in all serotypes, greater than 90% of human cases of listeriosis are caused by serotypes 1/2a, 1/2b, and 4b and nearly all outbreaks of...

journal_title：Journal of bacteriology

authors： Zhang C,Zhang M,Ju J,Nietfeldt J,Wise J,Terry PM,Olson M,Kachman SD,Wiedmann M,Samadpour M,Benson AK

更新日期：2003-09-01 00:00:00

abstract：:In Bacillus subtilis the citM gene encodes the Mg(2+)-citrate transporter. A target site for carbon catabolite repression (cre site) is located upstream of citM. Fusions of the citM promoter region, including the cre sequence, to the beta-galactosidase reporter gene were constructed and integrated into the amyE site o...

journal_title：Journal of bacteriology

authors： Warner JB,Krom BP,Magni C,Konings WN,Lolkema JS

更新日期：2000-11-01 00:00:00

abstract：:The terminal enzyme of heme biosynthesis, ferrochelatase (EC 4.99.1.1), catalyzes the insertion of ferrous iron into protoporphyrin IX to form protoheme. Prior to the present work, [2Fe-2S] clusters have been identified and characterized in animal ferrochelatases but not in plant or prokaryotic ferrochelatases. Herein...

journal_title：Journal of bacteriology

authors： Dailey TA,Dailey HA

更新日期：2002-05-01 00:00:00

abstract：:A chemically defined medium (MI(c)) is described in which cells of Haemophilus influenzae Rd grow rapidly (generation time, 35 +/- 5 min) and reach a stationary level of 10(10) cells/ml. Our strain of cells grown in this medium developed high levels of competence when transferred to another medium designed for that pu...

journal_title：Journal of bacteriology

authors： Herriott RM,Meyer EY,Vogt M,Modan M

更新日期：1970-02-01 00:00:00

abstract：:Alcohol-oxidizing enzymes of the facultative methylotroph PAR were investigated after growth of the bacteria on methanol and ethanol. During methanol growth only a phenazine methosulfate-linked alcohol dehydrogenase was detected. This enzyme had broad specificity for primary alcohols and was also capable of oxidation ...

journal_title：Journal of bacteriology

authors： Bellion E,Wu GT

更新日期：1978-07-01 00:00:00

abstract：:Gundersen, Wenche B. (Oslo University, Oslo, Norway). New type of streptomycin resistance resulting from action of the episomelike mutator factor in Escherichia coli. J. Bacteriol. 86:510-516. 1963.-Analyses have been performed to elucidate the genetic nature of the streptomycin resistance that results from the action...

journal_title：Journal of bacteriology

authors： GUNDERSEN WB

更新日期：1963-09-01 00:00:00

abstract：:Ragland, T. E. (Brandeis University, Waltham, Mass.), T. Kawasaki, and J. M. Lowenstein. Comparative aspects of some bacterial dehydrogenases and transhydrogenases. J. Bacteriol. 91:236-244. 1966.-Twenty-eight diverse bacterial species were surveyed for the activities and coenzyme specificities of four enzymes: isocit...

journal_title：Journal of bacteriology

authors： Ragland TE,Kawasaki T,Lowenstein JM

更新日期：1966-01-01 00:00:00

abstract：:Campylobacter jejuni remains among the leading causes of bacterial food-borne illness. The current understanding of Campylobacter physiology suggests that it is asaccharolytic and is unable to catabolize exogenous carbohydrates. Contrary to this paradigm, we provide evidence for l-fucose utilization by C. jejuni. The ...

journal_title：Journal of bacteriology

authors： Muraoka WT,Zhang Q

更新日期：2011-03-01 00:00:00

abstract：:GspB is a serine-rich glycoprotein adhesin of Streptococcus gordonii that is exported to the bacterial surface by the accessory Sec system. This dedicated export pathway is comprised of seven components (SecA2, SecY2, and five accessory Sec proteins [Asp1 to Asp5]). The latter proteins have no known homologs beyond th...

journal_title：Journal of bacteriology

authors： Yen YT,Seepersaud R,Bensing BA,Sullam PM

更新日期：2011-07-01 00:00:00

abstract：:Nearly every known species of Eubacteria encodes a homolog of the Borrelia burgdorferi EbfC DNA-binding protein. We now demonstrate that fluorescently tagged EbfC associates with B. burgdorferi nucleoids in vivo and that chromatin immunoprecipitation (ChIP) of wild-type EbfC showed it to bind in vivo to sites througho...

journal_title：Journal of bacteriology

authors： Jutras BL,Bowman A,Brissette CA,Adams CA,Verma A,Chenail AM,Stevenson B

更新日期：2012-07-01 00:00:00

abstract：:Plasmids for high-level expression of penicillin-binding protein 6 (PBP6) were constructed, giving rise to overproduction of PBP6 under the control of the lambda pR promoter in either the periplasmic or the cytoplasmic space. In contrast to penicillin-binding protein 5 (PBP5), the presence of high amounts of PBP6 in t...

journal_title：Journal of bacteriology

authors： van der Linden MP,de Haan L,Hoyer MA,Keck W

更新日期：1992-12-01 00:00:00

abstract：:Temperate bacteriophages play an important role in the pathogenicity of Staphylococcus aureus, for instance, by mediating the horizontal gene transfer of virulence factors. Here we established a classification scheme for staphylococcal prophages of the major Siphoviridae family based on integrase gene polymorphism. Se...

journal_title：Journal of bacteriology

authors： Goerke C,Pantucek R,Holtfreter S,Schulte B,Zink M,Grumann D,Bröker BM,Doskar J,Wolz C

更新日期：2009-06-01 00:00:00

abstract：:Vibrio alginolyticus contained two adjacent genes, ktrA and ktrB, which encode a new type of bacterial K(+)-uptake system. KtrA and KtrB are peripheral and integral membrane proteins, respectively. Six of the nine sequenced bacterial genomes contain homologs to both ktrA and ktrB, suggesting that KtrAB is widespread. ...

journal_title：Journal of bacteriology

authors： Nakamura T,Yuda R,Unemoto T,Bakker EP

更新日期：1998-07-01 00:00:00

abstract：:Escherichia coli sigma70-dependent promoters have typically been characterized as either -10/-35 promoters, which have good matches to both the canonical -10 and the -35 sequences or as extended -10 promoters (TGn/-10 promoters), which have the TGn motif and an excellent match to the -10 consensus sequence. We report ...

journal_title：Journal of bacteriology

authors： Hook-Barnard I,Johnson XB,Hinton DM

更新日期：2006-12-01 00:00:00

abstract：:Type III secretion systems (T3SSs) are essential virulence devices for many gram-negative bacteria that are pathogenic for plants, animals, and humans. They serve to translocate virulence effector proteins directly into eukaryotic host cells. T3SSs are composed of a large cytoplasmic bulb and a transmembrane region in...

journal_title：Journal of bacteriology

authors： Veenendaal AK,Sundin C,Blocker AJ

更新日期：2009-01-01 00:00:00