The Escherichia coli K-12 F plasmid gene traX is required for acetylation of F pilin.

abstract：:Production of deoxyribonucleotides for DNA synthesis is an essential and tightly regulated process. The class Ia ribonucleotide reductase (RNR), the product of the nrdAB genes, is required for aerobic growth of Escherichia coli. In catalyzing the reduction of ribonucleotides, two of the cysteines of RNR become oxidize...

journal_title：Journal of bacteriology

authors： Feeney MA,Ke N,Beckwith J

更新日期：2012-03-01 00:00:00

abstract：:Anaerobic microbial toluene catabolism is initiated by addition of fumarate to the methyl group of toluene, yielding (R)-benzylsuccinate as first intermediate, which is further metabolized via beta-oxidation to benzoyl-coenzyme A (CoA) and succinyl-CoA. A specific succinyl-CoA:(R)-benzylsuccinate CoA-transferase activ...

journal_title：Journal of bacteriology

authors： Leutwein C,Heider J

更新日期：2001-07-01 00:00:00

abstract：:Wright, D. N. (Iowa State University, Ames), and W. R. Lockhart. Environmental control of cell composition in Escherichia coli. J. Bacteriol. 89:1026-1031. 1965.-Escherichia coli was grown in continuous culture at various rates in a defined medium with either the carbon or the nitrogen source as rate-limiting substrat...

journal_title：Journal of bacteriology

authors： WRIGHT DN,LOCKHART WR

更新日期：1965-04-01 00:00:00

abstract：:Sequences of the major outer membrane protein (MOMP) gene (ompA) and the outer membrane complex B protein gene (omcB) from Chlamydia trachomatis, Chlamydia pneumoniae, and Chlamydia psittaci were analyzed for evidence of intragenic recombination and for linkage equilibrium. The Sawyer runs test, compatibility matrices...

journal_title：Journal of bacteriology

authors： Millman KL,Tavaré S,Dean D

更新日期：2001-10-01 00:00:00

abstract：:In the Firmicutes, two-component regulatory systems of the LiaSR type sense and orchestrate the response to various agents that perturb cell envelope functions, in particular lipid II cycle inhibitors. In the current study, we found that the corresponding system in Streptococcus pneumoniae displays similar properties ...

journal_title：Journal of bacteriology

authors： Eldholm V,Gutt B,Johnsborg O,Brückner R,Maurer P,Hakenbeck R,Mascher T,Håvarstein LS

更新日期：2010-04-01 00:00:00

abstract：:We have isolated and characterized two minor extracellular proteases from culture supernatants of a strain of Bacillus subtilis containing deletion mutations of the genes for the extracellular proteases subtilisin (apr) and neutral protease (npr) and a minor extracellular protease (epr) as well as intracellular serine...

journal_title：Journal of bacteriology

authors： Rufo GA Jr,Sullivan BJ,Sloma A,Pero J

更新日期：1990-02-01 00:00:00

abstract：:While studying a set of multiply marked mutants of Staphylococcus aureus strain 8325 by transformation, several instances of apparent genetic linkage were encountered. After showing that these linked transformations were readily inactivated by shearing of the deoxyribonucleic acid (DNA) but were resistant to dilution ...

journal_title：Journal of bacteriology

authors： Pattee PA,Neveln DS

更新日期：1975-10-01 00:00:00

abstract：:Whole cells of Bacillus subtilis transported d-alanine and l-alanine by two different systems. The high-affinity system (K(m) of 1 muM and V(max) of 0.6 to 0.8 nmol/min per mg of protein) was specific for the two stereoisomers of alanine. The low-affinity system (K(m) of 10 muM for l-alanine and 20 muM for d-alanine a...

journal_title：Journal of bacteriology

authors： Clark VL,Young FE

更新日期：1974-12-01 00:00:00

abstract：:Purified bulk tRNA from Methanococcus vanielii (carbon source, formate) showed variation in the modified nucleoside pattern reported for Escherichia coli as analyzed by both ion-exchange and thin-layer chromatography. Ribothymidine and 7-methylguanosine were absent; 1-methyladenosine, 1-methylguanosine, N2-methylguano...

journal_title：Journal of bacteriology

authors： Best AN

更新日期：1978-01-01 00:00:00

abstract：:A new osmotically inducible gene in Escherichia coli, osmY, was induced 8- to 10-fold by hyperosmotic stress and 2- to 3-fold by growth in complex medium. The osmY gene product is a periplasmic protein which migrates with an apparent molecular mass of 22 kDa on sodium dodecyl sulfate-polyacrylamide gels. A genetic fus...

journal_title：Journal of bacteriology

authors： Yim HH,Villarejo M

更新日期：1992-06-01 00:00:00

abstract：:Fimbriae recognizing sialyl galactosides (S fimbriae) were purified from an Escherichia coli strain. The S fimbriae were morphologically identical to type 1 and P fimbriae of E. coli and showed a hemagglutination that was abolished when erythrocytes were treated with neuraminidase. Hemagglutination by the purified fim...

journal_title：Journal of bacteriology

authors： Korhonen TK,Väisänen-Rhen V,Rhen M,Pere A,Parkkinen J,Finne J

更新日期：1984-08-01 00:00:00

abstract：:We have isolated transposon insertions in the lacA gene encoding an endogenous beta-galactosidase of Bacillus subtilis. Upstream of the putative operon containing lacA is a negative regulator, lacR, which encodes a product related to a family of regulators that includes the lactose repressor, lacI, of Escherichia coli...

journal_title：Journal of bacteriology

authors： Daniel RA,Haiech J,Denizot F,Errington J

更新日期：1997-09-01 00:00:00

abstract：:The chromosomal location of two genetic loci involved in the transport of cyanocobalamin (B(12)) in Escherichia coli K-12 was determined. One gene, btuA, is believed to code for the transport protein in the cytoplasmic membrane, because a mutant with an alteration in this gene has lost the ability to accumulate B(12) ...

journal_title：Journal of bacteriology

authors： Kadner RJ,Liggins GL

更新日期：1973-08-01 00:00:00

abstract：:The copy number of 2 mu DNA-derived plasmids in CIR+ Saccharomyces cerevisiae transformants is determined by its selective marker and is usually much lower than that of the endogenous plasmid. Only plasmids containing the leu2 allele of pJDB219, designated as leu2-d, under selective conditions displayed a higher copy ...

journal_title：Journal of bacteriology

authors： Erhart E,Hollenberg CP

更新日期：1983-11-01 00:00:00

abstract：:Periplasmic membrane fusion proteins (MFPs) are essential components of multidrug efflux pumps and type I protein secretion systems of gram-negative bacteria. Located in the periplasm, MFPs function by creating a physical link between inner membrane transporters and outer membrane channels. The most conserved sequence...

journal_title：Journal of bacteriology

authors： Ge Q,Yamada Y,Zgurskaya H

更新日期：2009-07-01 00:00:00

abstract：:Strains derived from HfrH carrying the arcA2 null mutation exhibit a higher respiratory rate, enhanced glucose consumption, and a more-reduced intracellular redox state than arcA deletion mutants of a different lineage. The phenotype of the arcA2 mutants was due to the presence of a creC constitutive mutation introduc...

journal_title：Journal of bacteriology

authors： Nikel PI,de Almeida A,Pettinari MJ,Méndez BS

更新日期：2008-05-01 00:00:00

abstract：:Pyruvate kinase of Streptococcus mutans JC 2 had an absolute and specific requirement for glucose-6-phosphate. Inorganic phosphate was a strong inhibitor. The enzyme required K+ or NH4+ and Mg2+ or Mn2+. S. mutans FIL and E 49, Streptococcus bovis ATCC 9809, and Streptococcus salivarius ATCC 13419 had also glucose-6-p...

journal_title：Journal of bacteriology

authors： Yamada T,Carlsson J

更新日期：1975-10-01 00:00:00

abstract：:Several authors have suggested that the SOS-associated (sfiA-dependent) system of division inhibition, normally induced by perturbations of DNA replication, also regulates steady-state (unperturbed) cell division. The present work shows that mean cell mass is identical in sfiA+ and sfiA mutant cultures during steady-s...

journal_title：Journal of bacteriology

authors： Huisman O,Jacques M,D'ari R,Caro L

更新日期：1983-02-01 00:00:00

abstract：:Sigma 54-dependent transcriptional activators such as Escherichia coli NtrC, Rhizobium meliloti NifA, and Rhizobium leguminosarum DctD share similar central and carboxy-terminal domains but differ in the structure and function of their amino-terminal domains. We have deleted the amino-terminal and carboxy-terminal dom...

journal_title：Journal of bacteriology

authors： Huala E,Stigter J,Ausubel FM

更新日期：1992-02-01 00:00:00

abstract：:The iron-molybdenum cofactor (FeMo-co) of nitrogenase contains molybdenum, iron, sulfur, and homocitrate in a ratio of 1:7:9:1. In vitro synthesis of FeMo-co has been established, and the reaction requires an ATP-regenerating system, dithionite, molybdate, homocitrate, and at least NifB-co (the metabolic product of Ni...

journal_title：Journal of bacteriology

authors： Shah VK,Rangaraj P,Chatterjee R,Allen RM,Roll JT,Roberts GP,Ludden PW

更新日期：1999-05-01 00:00:00

abstract：:SufA, IscA, and Nfu have been proposed to function as scaffolds in the assembly of Fe/S clusters in bacteria. To investigate the roles of these proteins further, single and double null-mutant strains of Synechococcus sp. strain PCC 7002 were constructed by insertional inactivation of genes homologous to sufA, iscA, an...

journal_title：Journal of bacteriology

authors： Balasubramanian R,Shen G,Bryant DA,Golbeck JH

更新日期：2006-05-01 00:00:00

abstract：:Mutants of Escherichia coli K-12 unable to excise pyrimidine dimers from their deoxyribonucleic acid (DNA) because of a uvr mutation show a higher survival when plated on a minimal salts medium after exposure to ultraviolet radiation than when plated on a complex medium such as nutrient agar containing yeast extract. ...

journal_title：Journal of bacteriology

authors： Ganesan AK,Smith KC

更新日期：1970-05-01 00:00:00

abstract：:The surface protein composition of members of a serogroup of Aeromonas hydrophila which exhibit high virulence for fish was examined. Treatment of whole cells of representative strain A. hydrophila TF7 with 0.2 M glycine buffer (pH 4.0) resulted in the release of sheets of a tetragonal surface protein array. Sodium do...

journal_title：Journal of bacteriology

authors： Dooley JS,Trust TJ

更新日期：1988-02-01 00:00:00

abstract：:The pattern of transcription of the rplKAJLrpoBC gene cluster of Escherichia coli appears to be complex. At least four different promoters and a transcriptional attenuator have been identified. To compare the relative effect of each of the putative promoters and the attenuator on transcription of these genes, we fused...

journal_title：Journal of bacteriology

authors： Ralling G,Linn T

更新日期：1984-04-01 00:00:00

abstract：:Strains of Caulobacter crescentus elaborate an S-layer, a two-dimensional protein latticework which covers the cell surface. The S-layer protein (RsaA) is secreted by a type I mechanism (relying on a C-terminal signal) and is unusual among type I secreted proteins because high levels of protein are produced continuous...

journal_title：Journal of bacteriology

authors： Umelo-Njaka E,Bingle WH,Borchani F,Le KD,Awram P,Blake T,Nomellini JF,Smit J

更新日期：2002-05-01 00:00:00

abstract：:Coenzyme A (CoA) transferase from Peptostreptococcus elsdenii was purified to homogeneity, and some of its physical and catalytic properties were determined. The native enzyme has a molecular weight of 181,000 and is composed of two alpha subunits (molecular weight, 65,000) and one beta subunit (molecular weight 50,00...

journal_title：Journal of bacteriology

authors： Schulman M,Valentino D

更新日期：1976-10-01 00:00:00

abstract：:Diploid cells of Saccharomyces cerevisiae underwent meiosis and sporulation when placed in 1% potassium acetate sporulation medium. In unbuffered sporulation medium the pH rose very rapidly, reaching pH 8.4 after 2 h of sporulation. Under these conditions, the uptake of radioactive adenine and lysine was extremely lim...

journal_title：Journal of bacteriology

authors： McCusker JH,Haber JE

更新日期：1977-10-01 00:00:00

abstract：:Biochemical and immunological experiments have suggested that the Escherichia coli enzyme p-aminobenzoate synthetase and anthranilate synthetase are structurally related. Both enzymes are composed of two nonidentical subunits. Anthranilate synthetase is composed of proteins encoded by the genes trp(G)D and trpE, where...

journal_title：Journal of bacteriology

authors： Goncharoff P,Nichols BP

更新日期：1984-07-01 00:00:00

abstract：:The slime polysaccharides produced by Pseudomonas aeruginosa isolated from a variety of human infections were investigated. Slime production in culture seemed optimal when adequate amounts of carbohydrate were present and under conditions of either high osmotic pressure or inadequate protein supply. The polysaccharide...

journal_title：Journal of bacteriology

authors： Evans LR,Linker A

更新日期：1973-11-01 00:00:00

abstract：:The energetic efficiency of microbial growth is significantly reduced in cultures growing under glucose excess compared to cultures growing under glucose limitation, but the magnitude to which different energy-dissipating processes contribute to the reduced efficiency is currently not well understood. We introduce her...

journal_title：Journal of bacteriology

authors： Dauner M,Storni T,Sauer U

更新日期：2001-12-01 00:00:00