Chemotaxis toward sugars in Escherichia coli.

abstract：:When Azotobacter vinelandii was derepressed for nitrogenase synthesis in a N-free medium containing tungstate instead of molybdate, an inactive component I was synthesized. Although this inactive component I could be activated in vivo upon addition of molybdate to the medium, it could not be activated in vitro when mo...

journal_title：Journal of bacteriology

authors： Nagatani HH,Shah VK,Brill WJ

更新日期：1974-11-01 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：: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abstract：:The translation inhibitor microcin C7 (MccC7) is a linear heptapeptide whose N terminus has been replaced by an N-formyl group and whose C terminus has been replaced by the phosphodiester of 5'-adenylic acid and n-aminopropanol (J. I. Guijarro, J. E. González-Pastor, F. Baleux, J. L. San Millán, M. A. Castilla, M. Ric...

journal_title：Journal of bacteriology

authors： González-Pastor JE,San Millán JL,Castilla MA,Moreno F

更新日期：1995-12-01 00:00:00

abstract：:Here we have characterized the Rickettsia prowazekii RP534 protein, a homologue of the Pseudomonas aeruginosa ExoU phospholipase A (PLA) secreted cytotoxin. Our studies showed that purified recombinant RP534 PLA possessed the predicted PLA(2) and lyso-PLA(2) activities based on what has been published for P. aeruginos...

journal_title：Journal of bacteriology

authors： Housley NA,Winkler HH,Audia JP

更新日期：2011-09-01 00:00:00

abstract：:Mutants for 9 of the 10 steps in histidine biosynthesis have been isolated and identified by enzyme assay. Each locus has been mapped in relation to the aro cluster and to other histidine loci by deoxyribonucleic acid-mediated transformation. The genes which code for enzymes 3, 6, and 8 of the pathway are linked to th...

journal_title：Journal of bacteriology

authors： Chapman LF,Nester EW

更新日期：1969-03-01 00:00:00

abstract：:Hurwitz, Charles (Veterans Administration Hospital, Albany, N.Y.) and Carmen L. Rosano. Chloramphenicol-sensitive and -insensitive phases of the lethal action of streptomycin. J. Bacteriol. 83:1202-1209. 1962.-If chloramphenicol is added to sensitive Escherichia coli cells at the same time as streptomycin, the lethal ...

journal_title：Journal of bacteriology

authors： HURWITZ C,ROSANO CL

更新日期：1962-06-01 00:00:00

abstract：:Purified L-asparaginase from Serratia marcescens had an apparent-weight average molecular weight of 171,000 to 180,000 as determined by electrophoresis on polyacrylamide gels and by sedimentation equilibrium at low speed in an analytical ultracentrifuge. A subunit molecular weight of 31,500 +/- 1,500 was estimated for...

journal_title：Journal of bacteriology

authors： Stern ML,Phillips AW,Gottlieb AJ

更新日期：1976-02-01 00:00:00

abstract：:Three gene libraries of Bordetella avium 197 DNA were prepared in Escherichia coli LE392 by using the cosmid vectors pCP13 and pYA2329, a derivative of pCP13 specifying spectinomycin resistance. The cosmid libraries were screened with convalescent-phase anti-B. avium turkey sera and polyclonal rabbit antisera against ...

journal_title：Journal of bacteriology

authors： Gentry-Weeks CR,Hultsch AL,Kelly SM,Keith JM,Curtiss R 3rd

更新日期：1992-12-01 00:00:00

abstract：:The enzymes LinB(UT) and LinB(MI) (LinB from Sphingobium japonicum UT26 and Sphingobium sp. MI1205, respectively) catalyze the hydrolytic dechlorination of β-hexachlorocyclohexane (β-HCH) and yield different products, 2,3,4,5,6-pentachlorocyclohexanol (PCHL) and 2,3,5,6-tetrachlorocyclohexane-1,4-diol (TCDL), respecti...

journal_title：Journal of bacteriology

authors： Okai M,Ohtsuka J,Imai LF,Mase T,Moriuchi R,Tsuda M,Nagata K,Nagata Y,Tanokura M

更新日期：2013-06-01 00:00:00

abstract：:Lazaroff, Norman (British Columbia Research Council, Vancouver, B.C., Canada). Sulfate requirement for iron oxidation by Thiobacillus ferrooxidans. J. Bacteriol. 85:78-83. 1963.-The growth of Thiobacillus ferrooxidans is initially inhibited in media containing ferrous chloride in place of ferrous sulfate. This inhibit...

journal_title：Journal of bacteriology

authors： Lazaroff N

更新日期：1963-01-01 00:00:00

abstract：:The ToxR protein of Vibrio cholerae regulates the expression of several virulence factors that play important roles in the pathogenesis of cholera. Previous experiments with ToxR-alkaline phosphatase (ToxR-PhoA) fusion proteins suggested a model for gene regulation in which the inactive form of ToxR was a monomer and ...

journal_title：Journal of bacteriology

authors： Ottemann KM,Mekalanos JJ

更新日期：1996-01-01 00:00:00

abstract：:Site-directed mutagenesis has been used to identify a number of charged residues essential for the transport activity of the PheP protein. These residues are highly conserved in the cluster of amino acid transporters. However, some other conserved residues and a number of aromatic residues have been shown not to be es...

journal_title：Journal of bacteriology

authors： Pi J,Wookey PJ,Pittard AJ

更新日期：1993-11-01 00:00:00

abstract：:In an effort to identify the Agrobacterium tumefaciens phosphate regulatory gene(s), we isolated a clone from an A. tumefaciens cosmid library that restored regulated alkaline phosphatase activity to an Escherichia coli phoB mutant. The gene that complemented phoB was localized by subcloning and deletion analysis, and...

journal_title：Journal of bacteriology

authors： Mantis NJ,Winans SC

更新日期：1993-10-01 00:00:00

abstract：:When 100 group A streptococcus isolates were screened, drs, a variant of sic, was identified in emm12 and emm55 isolates. Molecular characterization showed that the drs gene sequence is highly conserved, unlike the sic gene sequence. However, the variation in gene size observed was due to the presence of extra interna...

journal_title：Journal of bacteriology

authors： Sagar V,Kumar R,Ganguly NK,Menon T,Chakraborti A

更新日期：2007-04-01 00:00:00

abstract：:We have cloned and sequenced a cluster of six open reading frames containing gene kdsA from Escherichia coli K-12. The gene encodes 3-deoxy-D-manno-octulosonate 8-phosphate synthetase (KDO-8-phosphate synthetase), which catalyzes formation of 3-deoxy-D-manno-octulosonic acid (KDO), an essential component of enterobact...

journal_title：Journal of bacteriology

authors： Strohmaier H,Remler P,Renner W,Högenauer G

更新日期：1995-08-01 00:00:00

abstract：:The hook-basal body complex of Salmonella typhimurium, a major component of its flagellar apparatus, was subjected to detailed analysis by electron microscopy and gel electrophoresis. The study was facilitated by the development of an improved protocol for isolation of the complexes in high yield and purity. Nine prot...

journal_title：Journal of bacteriology

authors： Aizawa SI,Dean GE,Jones CJ,Macnab RM,Yamaguchi S

更新日期：1985-03-01 00:00:00

abstract：:A strain of Escherichia coli which was derived from a gentamicin-resistant clinical isolate was found to be cross-resistant to neomycin and streptomycin. The molecular nature of the genetic defect was found to be an insertion of two GC base pairs in the uncG gene of the mutant. The insertion led to the production of a...

journal_title：Journal of bacteriology

authors： Humbert R,Altendorf K

更新日期：1989-03-01 00:00:00

abstract：:Lactobacillus brevis transports glucose and the nonmetabolizable glucose analog 2-deoxyglucose via a proton symport mechanism that is allosterically inhibited by the seryl-phosphorylated derivative of HPr, the small phosphocarrier protein of the phosphotransferase system. We have demonstrate that S46DHPr, a mutant ana...

journal_title：Journal of bacteriology

authors： Ye JJ,Saier MH Jr

更新日期：1995-04-01 00:00:00

abstract：:The lactose-H+ symport protein (LacS) of Streptococcus thermophilus has a carboxyl-terminal regulatory domain (IIALacS) that is homologous to a family of proteins and protein domains of the phosphoenolpyruvate:carbohydrate phosphotransferase system (PTS) in various organisms, of which IIAGlc of Escherichia coli is the...

journal_title：Journal of bacteriology

authors： Gunnewijk MG,Postma PW,Poolman B

更新日期：1999-01-01 00:00:00

abstract：:The Escherichia coli K-12 mtr gene, which encodes a tryptophan-specific permease, was cloned, and its nucleotide sequence was determined. The precise location of the mtr gene at 69 min on the E. coli chromosome was determined. The mtr gene product was identified as a 414-amino-acid residue protein with a calculated mo...

journal_title：Journal of bacteriology

authors： Sarsero JP,Wookey PJ,Pittard AJ

更新日期：1991-07-01 00:00:00

abstract：:An extracellular, 700,000-Mr multiprotein complex that catalyzed the hydrolysis of crystalline cellulose (Avicel) was isolated from cultures of Clostridium sp. strain C7, a mesophile from freshwater sediment. In addition to cellulose (Avicel, ball-milled filter paper), the multiprotein complex hydrolyzed carboxymethyl...

journal_title：Journal of bacteriology

authors： Cavedon K,Leschine SB,Canale-Parola E

更新日期：1990-08-01 00:00:00

abstract：:Groman, Neal B. (University of Washington, Seattle) and Grace Suzuki. Quantitative study of endolysin synthesis during reproduction of lambda phages. J. Bacteriol. 86:187-194. 1963.-Endolysin is presumed to be a phage-induced enzyme participating in lysis through its destructive action on the host cell wall. A method ...

journal_title：Journal of bacteriology

authors： GROMAN NB,SUZUKI G

更新日期：1963-08-01 00:00:00

abstract：:Spores of Bacillus subtilis have a thick outer layer of relatively insoluble protein called the coat, which protects spores against a number of treatments and may also play roles in spore germination. However, elucidation of precise roles of the coat in spore properties has been hampered by the inability to prepare sp...

journal_title：Journal of bacteriology

authors： Ghosh S,Setlow B,Wahome PG,Cowan AE,Plomp M,Malkin AJ,Setlow P

更新日期：2008-10-01 00:00:00

abstract：:We performed a systematic survey of transcription of a large region of the Rhizobium meliloti symbiotic plasmid pSym. This led to the discovery of two new sequences induced during symbiosis. The first sequence was linked to the known nitrogen fixation (nif-fix) gene cluster, and its expression depended on the nifA gen...

journal_title：Journal of bacteriology

authors： David M,Domergue O,Pognonec P,Kahn D

更新日期：1987-05-01 00:00:00

abstract：:Here we announce the complete genome sequence of the copper-resistant bacterium Cupriavidus necator N-1, the type strain of the genus Cupriavidus. The genome consists of two chromosomes and two circular plasmids. Based on genome comparison, the chromosomes of C. necator N-1 share a high degree of similarity with the t...

journal_title：Journal of bacteriology

authors： Poehlein A,Kusian B,Friedrich B,Daniel R,Bowien B

更新日期：2011-09-01 00:00:00

abstract：:The lemA gene of Pseudomonas syringae pv. syringae encodes the sensor kinase of a bacterial two-component signal transduction system. Phenotypes that are lemA dependent in P. syringae include lesion formation on bean and production of extracellular protease and the antibiotic syringomycin. Recently, the gacA gene has ...

journal_title：Journal of bacteriology

authors： Kitten T,Willis DK

更新日期：1996-03-01 00:00:00

abstract：:The Salmonella typhimurium pi-histidine episome was identified by Ames et al. (2) in an unstable partial revertant of a deletion mutation-containing strain, hisG203. HisG203 lacks the histidine operator, promoter, and part of the first structural gene. In this paper, we study some properties of pi factor and demonstra...

journal_title：Journal of bacteriology

authors： Levinthal M,Yeh J

更新日期：1972-03-01 00:00:00

abstract：:More than 98% of reported human listeriosis cases are caused by Listeria monocytogenes serotypes within lineages I and II. Serotypes within lineage III (4a and 4c) are commonly isolated from environmental and food specimens. We report the first complete genome sequence of a lineage III isolate, HCC23, which will be us...

journal_title：Journal of bacteriology

authors： Steele CL,Donaldson JR,Paul D,Banes MM,Arick T,Bridges SM,Lawrence ML

更新日期：2011-07-01 00:00:00

abstract：:The lipid intermediate in peptidoglycan biosynthesis was isolated from Escherichia coli strain W and characterized as C(55)-isoprenyl-pyrophosphoryl N-acetylmuramyl(-pentapeptide)-N-acetyl-glucosamine. ...

journal_title：Journal of bacteriology

authors： Umbreit JN,Strominger JL

更新日期：1972-12-01 00:00:00