Mutants of Salmonella typhimurium that are insensitive to catabolite repression of proline degradation.

abstract：:gldA, the structural gene for the NAD(+)-dependent glycerol dehydrogenase, was mapped at 89.2 min on the Escherichia coli linkage map, cotransducible with, but not adjacent to, the glpFKX operon encoding the proteins for the uptake and phosphorylation of glycerol. gldA was cloned, and its position on the physical map ...

journal_title：Journal of bacteriology

authors： Truniger V,Boos W

更新日期：1994-03-01 00:00:00

abstract：:Our recent identification and genetic analysis of the biosynthetic gene cluster for production of the ribosomally synthesized and posttranslationally modified peptide cypemycin revealed a new class of peptide natural products, the linaridins. Here we describe the identification and characterization of grisemycin, a li...

journal_title：Journal of bacteriology

authors： Claesen J,Bibb MJ

更新日期：2011-05-01 00:00:00

abstract：:Rhizobium sp. strain NGR234 produces a large family of lipochitooligosaccharide Nod factors carrying specific substituents. Among them are 3-O- (or 4-O-) and 6-O-carbamoyl groups, an N-methyl group, and a 2-O-methylfucose residue which may bear either 3-O-sulfate or 4-O-acetyl substitutions. Investigations on the gene...

journal_title：Journal of bacteriology

authors： Quesada-Vincens D,Fellay R,Nasim T,Viprey V,Burger U,Prome JC,Broughton WJ,Jabbouri S

更新日期：1997-08-01 00:00:00

abstract：:Remsen, C. C. (Syracuse University, Syracuse, N.Y.), D. G. Lundgren, and R. A. Slepecky. Inhibition of the development of the spore septum and membranes in Bacillus cereus by beta-phenethyl alcohol. J. Bacteriol. 91:324-331. 1966.-The effect of phenethyl alcohol (PEA) upon the initial stages of sporulation in Bacillus...

journal_title：Journal of bacteriology

authors： Remsen CC,Lundgren DG,Slepecky RA

更新日期：1966-01-01 00:00:00

abstract：:The kil-kor regulon of the self-transmissible, broad-host-range plasmid RK2 is a unique network with eight coregulated operons. Among the genes encoded by the kil-kor regulon are trfA, which encodes the replication initiator, and several kil loci (kilA, kilB, kilC, and kilE), each of which is lethal to the host cell i...

journal_title：Journal of bacteriology

authors： Thomson VJ,Jovanovic OS,Pohlman RF,Chang CH,Figurski DH

更新日期：1993-04-01 00:00:00

abstract：:The effects of guanosine tetraphosphate (ppGpp) and pyrimidine ribonucleoside triphosphates on Escherichia coli aspartate transcarbamylase (ATCase) synthesis were examined. To determine the effect of ppGpp, a stringent (relA+) and relaxed (relA) isogenic pair of E. coli K-12 strains was starved for isoleucine, and the...

journal_title：Journal of bacteriology

authors： Turnbough CL Jr

更新日期：1983-02-01 00:00:00

abstract：:Natural and immune human antibodies reactive with heat-labile and heat-stable antigens of virulent Neisseria gonorrhoeae were studied by use of an indirect fluorescent-antibody (IFA) procedure. The immunoglobulin class of the reactive antibodies was identified by using fluorescein-conjugated antisera specific for huma...

journal_title：Journal of bacteriology

authors： Cohen IR

更新日期：1967-07-01 00:00:00

abstract：:Chimeric plasmids, which were useful as cloning vehicles in a Streptococcus sanguis (Challis) host vector system, have been constructed. By using three different strategies of restriction endonuclease digestion and ligation, a deoxyribonucleic acid (DNA) fragment bearing an erythromycin resistance determinant was liga...

journal_title：Journal of bacteriology

authors： Macrina FL,Jones KR,Wood PH

更新日期：1980-09-01 00:00:00

abstract：:The activities of phosphofructokinase (PFK), fructose diphosphatase (FDP), nicotinamide adenine dinucleotide (NAD) and NAD phosphate (NADP)-linked isocitrate dehydrogenases (IDHNAD, IDHNADP), two NAD-linked glutamate dehydrogenases (GDH1, GDH2), and isocitrate lyase were studied during the development of the two pheno...

journal_title：Journal of bacteriology

authors： Ingebretsen OC,Sanner T

更新日期：1976-06-01 00:00:00

abstract：:Mouse-virulent Salmonella typhimurium strains SR-11 and ATCC 14028-1s express curli fibers, thin aggregative fibers, at ambient temperature on plates as judged by Western blot analysis and electron microscopy. Concomitantly with curli expression, cells develop a rough and dry colony morphology and bind the dye Congo r...

journal_title：Journal of bacteriology

authors： Römling U,Bian Z,Hammar M,Sierralta WD,Normark S

更新日期：1998-02-01 00:00:00

abstract：:Two nonconjugative R-plasmids, N-SuSm and N-Tc, have been characterized. Both were of relatively small size (5 x 10(6) to 6 x 10(6) daltons) and present in multiple copies within their respective bacterial hosts. N-SuSm possessed a guanine plus cytosine content of 55%, whereas N-Tc was 49% guanine plus cytosine. Altho...

journal_title：Journal of bacteriology

authors： Guerry P,van Embden J,Falkow S

更新日期：1974-02-01 00:00:00

abstract：:The Zymomonas mobilis gene (sacA) encoding a protein with sucrase activity has been cloned in Escherichia coli and its nucleotide sequence has been determined. Potential ribosome-binding site and promoter sequences were identified in the region upstream of the gene which were homologous to E. coli and Z. mobilis conse...

journal_title：Journal of bacteriology

authors： Gunasekaran P,Karunakaran T,Cami B,Mukundan AG,Preziosi L,Baratti J

更新日期：1990-12-01 00:00:00

abstract：:The 2-aminoethylphosphonate transaminase (AEPT; the phnW gene product) of the Salmonella enterica serovar Typhimurium 2-aminoethylphosphonate (AEP) degradation pathway catalyzes the reversible reaction of AEP and pyruvate to form phosphonoacetaldehyde (P-Ald) and L-alanine (L-Ala). Here, we describe the purification a...

journal_title：Journal of bacteriology

authors： Kim AD,Baker AS,Dunaway-Mariano D,Metcalf WW,Wanner BL,Martin BM

更新日期：2002-08-01 00:00:00

abstract：:The distribution of a pulse of teichoic acid-specific radiolabel between wall and membrane teichoic acids in pneumococci was constant over a subsequent chase period, suggesting that wall and membrane teichoic acids are biosynthesized simultaneously and independently. ...

journal_title：Journal of bacteriology

authors： Briles EB,Tomasz A

更新日期：1975-04-01 00:00:00

abstract：:The broad-host-range IncP plasmids RP4, R68.45, RP1::Tn501, and pUB307 were transferred to acidophilic, obligately chemolithotrophic Thiobacillus ferrooxidans from Escherichia coli by conjugation. A genetic marker of kanamycin resistance was expressed in T. ferrooxidans. Plasmid RP4 was transferred back to E. coli fro...

journal_title：Journal of bacteriology

authors： Peng JB,Yan WM,Bao XZ

更新日期：1994-05-01 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：:Acinetobacter sp. strain JC1 DSM 3803, a carboxydobacterium, grown on methanol was found to show dihydroxyacetone synthase, dihydroxyacetone kinase, and ribulose 1,5-bisphosphate carboxylase, but no hydroxypyruvate reductase and very low hexulose 6-phosphate synthase, activities. The dihydroxyacetone synthase was foun...

journal_title：Journal of bacteriology

authors： Ro YT,Eom CY,Song T,Cho JW,Kim YM

更新日期：1997-10-01 00:00:00

abstract：:The transport of the tricarboxylic acid cycle C(4)-dicarboxylic acids was studied in both the wild-type strain and tricarboxylic acid cycle mutants of Bacillus subtilis. Active transport of malate, fumarate, and succinate was found to be inducible by these dicarboxylic acids or by precursors to them, whereas glucose o...

journal_title：Journal of bacteriology

authors： Ghei OK,Kay WW

更新日期：1973-04-01 00:00:00

abstract：:CTXphi is a filamentous, lysogenic bacteriophage whose genome encodes cholera toxin, the primary virulence factor produced by Vibrio cholerae. CTX prophages in O1 El Tor and O139 strains of V. cholerae are found within arrays of genetically related elements integrated at a single locus within the V. cholerae large chr...

journal_title：Journal of bacteriology

authors： Davis BM,Moyer KE,Boyd EF,Waldor MK

更新日期：2000-12-01 00:00:00

abstract：:Tn916 [carries tet(M)] is a 16.4-kb conjugative transposon that can establish itself in multiple copies in Enterococcus faecalis. To study the interaction of coresident homologous transposons during conjugation, an E. faecalis mutant defective in homologous recombination was utilized for construction of strains harbor...

journal_title：Journal of bacteriology

authors： Flannagan SE,Clewell DB

更新日期：1991-11-01 00:00:00

abstract：:Streptococcus faecalis obtains metabolic energy chiefly from the conversion of glucose to lactic acid; the present experiments deal with the mechanism of lactic acid translocation across the cytoplasmic membrane. Efflux of [(14)C]lactate from preloaded cells was accelerated by raising the external pH, and also by the ...

journal_title：Journal of bacteriology

authors： Harold FM,Levin E

更新日期：1974-03-01 00:00:00

abstract：:The mannans of Saccharomyces chevalieri, S. italicus, S. diastaticus, and S. carlsbergensis, were acetolyzed, and the fragments were separated by gel filtration. All gave similar acetolysis fingerprints, which were distinguished from S. cerevisiae by the presence of a pentasaccharide component in addition to the mono-...

journal_title：Journal of bacteriology

authors： Ballou CE,Lipke PN,Raschke WC

更新日期：1974-02-01 00:00:00

abstract：:The growth phase-dependent change in sucrose density gradient centrifugation patterns of ribosomes was analyzed for both laboratory strains of Escherichia coli and natural isolates from the ECOR collection. All of the natural isolates examined formed 100S ribosome dimers in the stationary phase, and ribosome modulatio...

journal_title：Journal of bacteriology

authors： Wada A,Mikkola R,Kurland CG,Ishihama A

更新日期：2000-05-01 00:00:00

abstract：:The capsular polysaccharide is a critical virulence factor for group B streptococci associated with human infections, yet little is known about capsule biosynthesis. We detected CMP-Neu5Ac synthetase, the enzyme which activates N-acetylneuraminic acid (Neu5Ac, or sialic acid) for transfer to the nascent capsular polys...

journal_title：Journal of bacteriology

authors： Haft RF,Wessels MR

更新日期：1994-12-01 00:00:00

abstract：:Two inhibitors of replicative deoxyribonucleic acid (DNA) synthesis, nalidixic acid (NAL) and 6-(p-hydroxyphenylazo)-uracil (HPUra), showed different effects on genetic recombination and DNA repair in Bacillus subtilis. Previous work (Pedrini et al., 1972) showed that NAL does not interfere with the transformation pro...

journal_title：Journal of bacteriology

authors： Canosi U,Siccardi AG,Falaschi A,Mazza G

更新日期：1976-04-01 00:00:00

abstract：:Multitrichously polar flagellated mutants were isolated from a monotrichously flagellated strain of Pseudomonas aeruginosa. The ability of the mutant cells to swarm in semisolid media at given gel strengths was increased by the multiflagellation. Observations of the mutant cells by electron microscopy revealed that th...

journal_title：Journal of bacteriology

authors： Suzuki T,Iino T

更新日期：1980-09-01 00:00:00

abstract：:Microarray studies of the Escherichia coli response to nitric oxide and nitrosative stress have suggested that additional transcriptional regulators of this response remain to be characterized. We identify here the product of the yjeB gene as a negative regulator of the transcription of the ytfE, hmpA and ygbA genes, ...

journal_title：Journal of bacteriology

authors： Bodenmiller DM,Spiro S

更新日期：2006-02-01 00:00:00

abstract：:Aerobactin, a dihydroxamate siderophore produced by many strains of enteric bacteria, stimulated the growth of Neisseria gonorrhoeae FA19 and F62 in iron-limiting medium. However, gonococci did not produce detectable amounts of aerobactin in the Escherichia coli LG1522 aerobactin bioassay. We probed gonococcal genomic...

journal_title：Journal of bacteriology

authors： West SE,Sparling PF

更新日期：1987-08-01 00:00:00

abstract：:Developmental expression of the Myxococcus xanthus gene 4521 requires extracellular A-signal. This signal is generated in response to nutrient limitation and functions in cell density sensing. To identify the upstream limit of the minimum region required in vivo for A-signal-dependent 4521 expression, a 5' deletion an...

journal_title：Journal of bacteriology

authors： Gulati P,Xu D,Kaplan HB

更新日期：1995-08-01 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