Complete genome sequence of Streptococcus equi subsp. zooepidemicus strain ATCC 35246.

abstract：:The tprK gene of Treponema pallidum subsp. pallidum, the causative agent of venereal syphilis, belongs to a 12-member gene family and encodes a protein with a predicted cleavable signal sequence and predicted transmembrane domains. Except for the Nichols type strain, all rabbit-propagated isolates of T. pallidum exami...

journal_title：Journal of bacteriology

authors： LaFond RE,Centurion-Lara A,Godornes C,Rompalo AM,Van Voorhis WC,Lukehart SA

更新日期：2003-11-01 00:00:00

abstract：:The Escherichia coli rho 026 mutation that alters the transcription termination protein Rho prevents growth of wild-type bacteriophage T4. Among the consequences of this mutation are delayed and reduced T4 DNA replication. We show that these defects can be explained by defective synthesis of certain T4 replication-rec...

journal_title：Journal of bacteriology

authors： Stitt BL,Mosig G

更新日期：1989-07-01 00:00:00

abstract：:A procedure for efficient transformation of Streptomyces ambofaciens and Streptomyces fradiae protoplasts with plasmid DNA was developed. Transformation frequencies with S. fradiae protoplasts were strongly influenced by the temperatures for cell growth, protoplast formation, and protoplast regeneration. Transformatio...

journal_title：Journal of bacteriology

authors： Matsushima P,Baltz RH

更新日期：1985-07-01 00:00:00

abstract：:Six uvr mutants of Saccharomyces cerevisiae with hypersensitivity to ultraviolet (UV) light were isolated after mutagen treatment with ethylmethanesulfonate. UV sensitivity ranges from moderate to extreme, and four of the mutants are also sensitive to nitrous acid. Ranking in terms of UV sensitivity does not parallel ...

journal_title：Journal of bacteriology

authors： Snow R

更新日期：1967-09-01 00:00:00

abstract：:We have reinvestigated the genetic organization and the transcription regulation of the dsd operon of Escherichia coli. By combining genetic and biochemical studies, it is demonstrated that the regulatory region of the operon and the gene encoding the specific regulator of D-serine tolerance (dsdC) had been misplaced ...

journal_title：Journal of bacteriology

authors： Nørregaard-Madsen M,McFall E,Valentin-Hansen P

更新日期：1995-11-01 00:00:00

abstract：:Cellular vanadium metabolism was studied in Saccharomyces cerevisiae by isolating and characterizing vanadate [VO4(3-), V(V)]-resistant mutants. Vanadate growth inhibition was reversed by the removal of the vanadate from the medium, and vanadate resistance was found to be a recessive trait. Vanadate-resistant mutants ...

journal_title：Journal of bacteriology

authors： Willsky GR,Leung JO,Offermann PV Jr,Plotnick EK,Dosch SF

更新日期：1985-11-01 00:00:00

abstract：:Features of the amino acid sequence of the TnaC nascent peptide are recognized by the translating ribosome. Recognition leads to tryptophan binding within the translating ribosome, inhibiting the termination of tnaC translation and preventing Rho-dependent transcription termination in the tna operon leader region. It ...

journal_title：Journal of bacteriology

authors： Cruz-Vera LR,New A,Squires C,Yanofsky C

更新日期：2007-04-01 00:00:00

abstract：UNLABELLED:Escherichia coli RtcB is a founding member of a family of manganese-dependent RNA repair enzymes that join RNA 2′,3′-cyclic phosphate (RNA>p) or RNA 3′-phosphate (RNAp) ends to 5′-OH RNA (HORNA) ends in a multistep pathway whereby RtcB (i) hydrolyzes RNA>p to RNAp, (ii) transfers GMP from GTP to RNAp to form...

journal_title：Journal of bacteriology

authors： Maughan WP,Shuman S

更新日期：2016-03-31 00:00:00

abstract：:The acetohydroxy acid synthase III isozyme, which catalyzes the first common step in the biosynthesis of isoleucine, leucine, and valine in Escherichia coli K-12, is composed of two subunits, the ilvI and ilvH gene products. A missense mutation in ilvH (ilvH612), which reduced the sensitivity of the enzyme to the end ...

journal_title：Journal of bacteriology

authors： Ricca E,Limauro D,Lago CT,de Felice M

更新日期：1988-11-01 00:00:00

abstract：:Helicobacter pylori urease requires nickel ions in the enzyme active site for catalytic activity. Nickel ions must, therefore, be actively acquired by the bacterium. NixA (high-affinity nickel transport protein)-deficient mutants of H. pylori retain significant urease activity, suggesting the presence of alternate nic...

journal_title：Journal of bacteriology

authors： Hendricks JK,Mobley HL

更新日期：1997-09-01 00:00:00

abstract：:The nucleotide second messengers pppGpp and ppGpp [(p)ppGpp] are responsible for the global downregulation of transcription, translation, DNA replication, and growth rate that occurs during the stringent response. More recent studies suggest that (p)ppGpp is also an important effector in many nonstringent processes, i...

journal_title：Journal of bacteriology

authors： Ababneh QO,Herman JK

更新日期：2015-01-01 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：:The dnaA genes of Salmonella typhimurium and Serratia marcescens, which complemented the temperature-sensitive dnaA46 mutation of Escherichia coli, were cloned and sequenced. They were very homologous to the dnaA gene of E. coli. The 63 N-terminal amino acids and the 333 C-terminal amino acids of the corresponding Dna...

journal_title：Journal of bacteriology

authors： Skovgaard O,Hansen FG

更新日期：1987-09-01 00:00:00

abstract：:We analyzed expression of a putative oligopeptide permease (Opp) of Borrelia burgdorferi. Unlike the opp operons of other bacteria for which there is a single substrate binding protein, B. burgdorferi codes for three substrate binding proteins (OppA-I to -III) in its opp operon and an additional two homologs on plasmi...

journal_title：Journal of bacteriology

authors： Wang XG,Lin B,Kidder JM,Telford S,Hu LT

更新日期：2002-11-01 00:00:00

abstract：:The DNA binding protein WhiA is conserved in Gram-positive bacteria and is present in the genetically simple cell wall-lacking mycoplasmas. The protein shows homology to eukaryotic homing endonucleases but lacks nuclease activity. WhiA was first characterized in streptomycetes, where it regulates the expression of key...

journal_title：Journal of bacteriology

authors： Bohorquez LC,Surdova K,Jonker MJ,Hamoen LW

更新日期：2018-03-26 00:00:00

abstract：:The UspA1 and UspA2 proteins of Moraxella catarrhalis are structurally related, are exposed on the bacterial cell surface, and migrate as very high-molecular-weight complexes in sodium dodecyl sulfate-polyacrylamide gel electrophoresis. Previous analysis of uspA1 and uspA2 mutants of M. catarrhalis strain 035E indicat...

journal_title：Journal of bacteriology

authors： Lafontaine ER,Cope LD,Aebi C,Latimer JL,McCracken GH Jr,Hansen EJ

更新日期：2000-03-01 00:00:00

abstract：:The SecY39(Cs) (cold-sensitive) alteration of Arg357 results in a defect of translocation initiation. As a means to dissect the Sec translocation machinery, we isolated mutations that act as suppressors of the secY39 defect. A specific secE mutation, designated secE105, was thus isolated. This mutation proved to be id...

journal_title：Journal of bacteriology

authors： Mori H,Akiyama Y,Ito K

更新日期：2003-02-01 00:00:00

abstract：:Magnetotactic bacteria synthesize specific organelles, the magnetosomes, which are membrane-enveloped crystals of the magnetic mineral magnetite (Fe(3)O(4)). The biomineralization of magnetite involves the uptake and intracellular accumulation of large amounts of iron. However, it is not clear how iron uptake and biom...

journal_title：Journal of bacteriology

authors： Uebe R,Voigt B,Schweder T,Albrecht D,Katzmann E,Lang C,Böttger L,Matzanke B,Schüler D

更新日期：2010-08-01 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：:Aspergillus fumigatus secretes a number of glycosidases into the culture medium when the cells are grown in a mineral salts medium containing guar flour (a galactomannan) as the carbon source. At least some of these glycosidases have been reported to be glycoproteins having N-linked oligosaccharides. In this study, we...

journal_title：Journal of bacteriology

authors： Elbein AD,Mitchell M,Molyneux RJ

更新日期：1984-10-01 00:00:00

abstract：:The major cold shock protein of Escherichia coli, CS7.4, is produced at a level of 13% of total protein synthesis upon a temperature shift from 37 to 10 degrees C. The transcription of its gene (cspA) was found to be tightly regulated and induced only at low temperature. In addition, the cspA mRNA was extremely unstab...

journal_title：Journal of bacteriology

authors： Tanabe H,Goldstein J,Yang M,Inouye M

更新日期：1992-06-01 00:00:00

abstract：:soxR governs a superoxide response regulon that contains the genes for endonuclease IV, Mn2(+)-superoxide dismutase, and glucose 6-phosphate dehydrogenase. The soxR gene encodes a 17-kDa protein; some mutations of this gene cause constitutive overexpression of the regulon. Induction by paraquat (methyl viologen) requi...

journal_title：Journal of bacteriology

authors： Wu J,Weiss B

更新日期：1991-05-01 00:00:00

abstract：:Three polynucleotide phosphorylase mutations, isolated in heavily mutagenized Escherichia coli strains Q7, Q13, and Q27, were characterized after their transfer by P1 transduction to nearly isogenic strains which lack ribonuclease I. Each strain has a different altered form of polynucleotide phosphorylase. One enzyme ...

journal_title：Journal of bacteriology

authors： Reiner AM

更新日期：1969-03-01 00:00:00

abstract：:The main chain of teichoic acids can be assembled in cell-free membrane preparations by the transfer of residues from the appropriate nucleotide precursors to an incompletely characterized amphiphilic molecule, lipoteichoic acid carrier (LTC). However, in the cell wall, the main chain is attached to peptidoglycan thro...

journal_title：Journal of bacteriology

authors： McArthur HA,Hancock IC,Baddiley J

更新日期：1981-03-01 00:00:00

abstract：:Addition of urea to an uninduced culture of Saccharomyces at 22 C results in appearance of allophanate hydrolase activity after a lag of 12 min. We have previously demonstrated that both ribonucleic acid (RNA) and protein synthesis are needed for this induction to occur. To elucidate the time intervals occupied by kno...

journal_title：Journal of bacteriology

authors： Bossinger J,Cooper TG

更新日期：1976-04-01 00:00:00

abstract：:The predicted amino acid sequence of Bacillus subtilis ycsK exhibits similarity to the GDSL family of lipolytic enzymes. Northern blot analysis showed that ycsK mRNA was first detected from 4 h after the onset of sporulation and that transcription of ycsK was dependent on SigK and GerE. The fluorescence of the YcsK-gr...

journal_title：Journal of bacteriology

authors： Masayama A,Kuwana R,Takamatsu H,Hemmi H,Yoshimura T,Watabe K,Moriyama R

更新日期：2007-03-01 00:00:00

abstract：:Theophylline, aminophylline, and isobutylmethylxanthine, compounds reported to be inhibitors of adenosine 3',5'-phosphate (cAMP) phosphodiesterase, prevented the alpha-factor-induced cell cycle arrest of Saccharomyces cerevisiae a cells. To determine whether the in vivo effect of these methylxanthines on yeast pheromo...

journal_title：Journal of bacteriology

authors： Liao HH,Thorner J

更新日期：1981-12-01 00:00:00

abstract：:A DNA probe from an internal fragment of the exotoxin A structural gene was used to study the effects of selected culture conditions on steady-state levels of exotoxin-specific mRNA in Pseudomonas aeruginosa. Cells grown under conditions of iron deprivation began to synthesize and excrete the exotoxin A polypeptide du...

journal_title：Journal of bacteriology

authors： Lory S

更新日期：1986-12-01 00:00:00

abstract：:In Escherichia coli cultures maximally inhibited with chloramphenicol, formation of polypeptides still continued at a slow, constant rate for at least 90 min. The rate of leucine incorporation was reduced to 0.5%, but methionine was only reduced to 2%, suggesting that chains are normally initiated with methionine but ...

journal_title：Journal of bacteriology

authors： Cremer K,Silengo L,Schlessinger D

更新日期：1974-05-01 00:00:00

abstract：:Thiobacillus neapolitanus, when grown in continuous culture with thiosulfate limiting growth, possessed an apparent maximal molar growth yield of 8.0 g (dry weight) per mole of thiosulfate. The substrate requirement for energy of maintenance was the highest yet reported, amounting to 21.8 mmoles of thiosulfate per g p...

journal_title：Journal of bacteriology

authors： Hempfling WP,Vishniac W

更新日期：1967-03-01 00:00:00