Genetic co-regulation of galactose and melibiose utilization in Saccharomyces.

abstract：:We previously reported that group D streptococci exhibited immunoglobulin G (IgG)-binding activity and that a 52-kDa IgG-binding protein was present in all Streptococcus suis strains examined (B. Serhir, R. Higgins, B. Foiry, and M. Jacques, J. Gen. Microbiol. 139:2953-2958, 1993). The objective of the present study w...

journal_title：Journal of bacteriology

authors： Serhir B,Dubreuil D,Higgins R,Jacques M

更新日期：1995-07-01 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：:In the filamentous, heterocyst-forming cyanobacterium Anabaena sp. strain PCC 7120, expression of the nitrate assimilation nirA operon takes place in the absence of ammonium and the presence of nitrate or nitrite. Several positive-action proteins that are required for expression of the nirA operon have been identified...

journal_title：Journal of bacteriology

authors： Frías JE,Flores E

更新日期：2010-06-01 00:00:00

abstract：:Streptococcus faecalis JH1 contains two conjugative plasmids, pJH1, an R plasmid that codes for resistance to kanamycin, streptomycin, erythromycin, and tetracycline, and pJH2, a hemolysin-bacteriocin plasmid. Strain JH1 was used as an antibiotic resistance donor in conjugation experiments with two plasmid-free S. fae...

journal_title：Journal of bacteriology

authors： Banai M,LeBlanc DJ

更新日期：1983-09-01 00:00:00

abstract：:A RecA-independent chromosomal rearrangement in the upstream region of the streptolysin O (slo) gene of Streptococcus pyogenes which affects slo expression was identified. PCR analysis was used to demonstrate that this kind of rearrangement was found in several strains of different lineages. Chromosomal loci involved ...

journal_title：Journal of bacteriology

authors： Savic DJ,Ferretti JJ

更新日期：2003-03-01 00:00:00

abstract：:The vir-type IV secretion system of Agrobacterium is assembled from 12 proteins encoded by the virB operon and virD4. VirB1 is one of the least-studied proteins encoded by the virB operon. Its N terminus is a lytic transglycosylase. The C-terminal third of the protein, VirB1*, is cleaved from VirB1 and secreted to the...

journal_title：Journal of bacteriology

authors： Zupan J,Hackworth CA,Aguilar J,Ward D,Zambryski P

更新日期：2007-09-01 00:00:00

abstract：:In the bacterium Escherichia coli, oxidized pyrimidines are removed by two DNA glycosylases, endonuclease III and endonuclease VIII (endo VIII), encoded by the nth and nei genes, respectively. Double mutants lacking both of these activities exhibit a high spontaneous mutation frequency, and here we show that all of th...

journal_title：Journal of bacteriology

authors： Blaisdell JO,Hatahet Z,Wallace SS

更新日期：1999-10-01 00:00:00

abstract：:Horizontal gene transfer by conjugation plays a major role in bacterial evolution, allowing the acquisition of new traits, such as virulence and resistance to antibacterial agents. With the increased antibiotic resistance in bacterial pathogens, a better understanding of how bacteria modulate conjugation under changin...

journal_title：Journal of bacteriology

authors： Grace ED,Gopalkrishnan S,Girard ME,Blankschien MD,Ross W,Gourse RL,Herman C

更新日期：2015-03-01 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：:The response of Neurospora to changes in the availibility of exogenous arginine was investigated. Upon addition of arginine to the growth medium, catabolism is initiated within minutes. This occurs prior to expansion of the arginine pool or augmentation of catabolic enzyme levels. (Basal levels are approximately 25% o...

journal_title：Journal of bacteriology

authors： Weiss RL,Davis RH

更新日期：1977-02-01 00:00:00

abstract：:The lipoteichoic acids were isolated from phenol extracts of four Listeria strains representing serotypes 4a, 4b, 6a, and 6 to compare the differences in structure of amphiphilic polysaccharides from various serotypes of Listeria spp. The lipoteichoic acids from the four strains examined had the same structure in both...

journal_title：Journal of bacteriology

authors： Uchikawa K,Sekikawa I,Azuma I

更新日期：1986-10-01 00:00:00

abstract：:An earlier study of the regulation of glutamate synthase (GOGAT) in Bacillus subtilis (Deshpande et al., Bichem. Biophys. Res. Commun. 95:55--60, 1980) revealed an inverse relationship between the specific activity of this essential ammonia-assimilatory enzyme and the intracellular pool of glutamine: GOGAT activity de...

journal_title：Journal of bacteriology

authors： Deshpande KL,Katze JR,Kane JF

更新日期：1981-02-01 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：:Chemotaxis to the aromatic acid 4-hydroxybenzoate (4-HBA) by Pseudomonas putida is mediated by PcaK, a membrane-bound protein that also functions as a 4-HBA transporter. PcaK belongs to the major facilitator superfamily (MFS) of transport proteins, none of which have so far been implicated in chemotaxis. Work with two...

journal_title：Journal of bacteriology

authors： Ditty JL,Harwood CS

更新日期：1999-08-01 00:00:00

abstract：:This study describes the isolation and characterization of a unique class of TolC mutants that, under steady-state growth conditions, secreted normal levels of largely inactive alpha-hemolysin. Unlike the reduced activity in the culture supernatants, the cell-associated hemolytic activity in these mutants was identica...

journal_title：Journal of bacteriology

authors： Vakharia H,German GJ,Misra R

更新日期：2001-12-01 00:00:00

abstract：:Bacillus subtilis grows under anaerobic conditions utilizing nitrate ammonification and various fermentative processes. The two-component regulatory system ResDE and the redox regulator Fnr are the currently known parts of the regulatory system for anaerobic adaptation. Mutation of the open reading frame ywiD located ...

journal_title：Journal of bacteriology

authors： Marino M,Ramos HC,Hoffmann T,Glaser P,Jahn D

更新日期：2001-12-01 00:00:00

abstract：:To isolate strains with new recA mutations that differentially affect RecA protein functions, we mutagenized in vitro the recA gene carried by plasmid mini-F and then introduced the mini-F-recA plasmid into a delta recA host that was lysogenic for prophage phi 80 and carried a lac duplication. By scoring prophage indu...

journal_title：Journal of bacteriology

authors： Dutreix M,Moreau PL,Bailone A,Galibert F,Battista JR,Walker GC,Devoret R

更新日期：1989-05-01 00:00:00

abstract：:Arai, Tadashi (Chiba University, Chiba, Japan), Shyuko Kuroda, and Michio Ito. Possible utility of a fluorescent antibody technique in the serological identification of antagonistic Streptomyces. J. Bacteriol. 83:20-26. 1962.-The indirect fluorescent antibody technique was extended to the serological investigation of ...

journal_title：Journal of bacteriology

authors： ARAI T,KURODA S,ITO M

更新日期：1962-01-01 00:00:00

abstract：:The effect of motility on the competitive success of Rhizobium meliloti in nodule production was investigated. A motile strain formed more nodules than expected when mixed at various unfavorable ratios with either flagellated or nonflagellated nonmotile derivatives. We conclude that motility confers a selective advant...

journal_title：Journal of bacteriology

authors： Ames P,Bergman K

更新日期：1981-11-01 00:00:00

abstract：:A strain of Escherichia coli with a mutation in the promoter proximal gene ( uncI ) of the unc operon has been constructed by using a new gene replacement method. The mutation is a deletion of a defined sequence of 196 base pairs. It was constructed by homologous integration and segregation of a ColE1-derived recombin...

journal_title：Journal of bacteriology

authors： Gay NJ

更新日期：1984-06-01 00:00:00

abstract：:The lipopolysaccharide (LPS) from Rhizobium trifolii 0403 was isolated at different stages of growth and was examined for its (i) ability to bind a white clover lectin (trifoliin A), (ii) immunochemical properties, and (iii) composition. There was significantly more binding of trifoliin A to purified LPS and cells in ...

journal_title：Journal of bacteriology

authors： Hrabak EM,Urbano MR,Dazzo FB

更新日期：1981-11-01 00:00:00

abstract：:Pneumocystis carinii remains an important opportunistic fungal pathogen causing life-threatening pneumonia in patients with AIDS and malignancy. Currently, little is known about how the organism adapts to environmental stresses and maintains its cellular integrity. We recently discovered an open reading frame approxim...

journal_title：Journal of bacteriology

authors： Kottom TJ,Thomas CF Jr,Limper AH

更新日期：2001-12-01 00:00:00

abstract：:Expression of the Bacillus subtilis trpEDCFBA operon has been shown to be regulated by transcription attenuation in response to the availability of L-tryptophan. Regulation is mediated by the tryptophan-activated trp RNA-binding attenuation protein, TRAP, the product of mtrB. Formation of mutually exclusive RNA anti-t...

journal_title：Journal of bacteriology

authors： Merino E,Babitzke P,Yanofsky C

更新日期：1995-11-01 00:00:00

abstract：:5-Azacytidine was found to be bactericidal to Escherichia coli carrying plasmids specifying EcoRII restriction-modification systems, but not to the same strains lacking these plasmids. Of other base analogs tested, only 5(beta-D-ribofuranosyl)isocytidine had similar, although weaker, effects. Plasmids that had lost th...

journal_title：Journal of bacteriology

authors： Friedman S

更新日期：1982-07-01 00:00:00

abstract：:The Bacillus subtilis SpoVE integral membrane protein is essential for the heat resistance of spores, probably because of its involvement in spore peptidoglycan synthesis. We found that an SpoVE-yellow fluorescent protein (YFP) fusion protein becomes localized to the forespore during the earliest stages of engulfment,...

journal_title：Journal of bacteriology

authors： Real G,Fay A,Eldar A,Pinto SM,Henriques AO,Dworkin J

更新日期：2008-01-01 00:00:00

abstract：:Chlamydia spp. exhibit a unique biphasic developmental cycle whereby infectious elementary bodies (EBs) invade host epithelial cells and differentiate into noninfectious, metabolically active reticulate bodies (RBs). EBs posses a unique outer envelope where rigidity is achieved by disulfide bonding among cysteine-rich...

journal_title：Journal of bacteriology

authors： Betts-Hampikian HJ,Fields KA

更新日期：2011-12-01 00:00:00

abstract：:Genes involved in allose utilization of Escherichia coli K-12 are organized in at least two operons, alsRBACE and alsI, located next to each other on the chromosome but divergently transcribed. Mutants defective in alsI (allose 6-phosphate isomerase gene) and alsE (allulose 6-phosphate epimerase gene) were Als(-). Tra...

journal_title：Journal of bacteriology

authors： Poulsen TS,Chang YY,Hove-Jensen B

更新日期：1999-11-01 00:00:00

abstract：:Limited proteolysis of the Escherichia coli cell division inhibitor MinC reveals that its dimerization function resides in a structurally autonomous C-terminal domain. We show that cytoplasmic MinC is poised near the monomer-dimer equilibrium and propose that it only becomes entirely dimeric once recruited to the memb...

journal_title：Journal of bacteriology

authors： Szeto TH,Rowland SL,King GF

更新日期：2001-11-01 00:00:00

abstract：:Xylanase activity of Clostridium cellulovorans, an anaerobic, mesophilic, cellulolytic bacterium, was characterized. Most of the activity was secreted into the growth medium when the bacterium was grown on xylan. Furthermore, when the extracellular material was separated into cellulosomal and noncellulosomal fractions...

journal_title：Journal of bacteriology

authors： Kosugi A,Murashima K,Doi RH

更新日期：2001-12-01 00:00:00

abstract：:Bacterial lipases play important roles in bacterial metabolism and environmental response. Our laboratory recently discovered that a novel lipoprotein lysophospholipase, VolA, localizes on the surface of the Gram-negative aquatic pathogen Vibrio cholerae. VolA functions to cleave exogenous lysophosphatidylcholine, fre...

journal_title：Journal of bacteriology

authors： Pride AC,Guan Z,Trent MS

更新日期：2014-04-01 00:00:00