Isozymes of beta-glucosidase in Dictyostelium discoideum.

abstract：:The valyl-transfer ribonucleic acid (tRNA) synthetase of Escherichia coli strain NP2907, previously described as having an elevated K(m) for adenosine triphosphate and reduced stability in vitro compared to the wild type, was found to be conditionally thermolabile in vivo. The rate of inactivation of this enzyme at a ...

journal_title：Journal of bacteriology

authors： Anderson JJ,Neidhardt FC

更新日期：1972-01-01 00:00:00

abstract：:Freundlich, Martin (University of Minnesota, Minneapolis) and Herman C. Lichstein. Tryptophanase-tryptophan synthetase systems in Escherichia coli. III. Requirements for enzyme synthesis. J. Bacteriol. 84:996-1006. 1962.-The requirements for the formation of tryptophanase and tryptophan synthetase in Escherichia coli ...

journal_title：Journal of bacteriology

authors： FREUNDLICH M,LICHSTEIN HC

更新日期：1962-11-01 00:00:00

abstract：:The genes encoding the two isoenzymes of methyl coenzyme M reductase (MRI and MRII) in Methanobacterium thermoautotrophicum delta H have been cloned and sequenced. The MRI-encoding mcr operon (mcrBDCGA) has been located immediately upstream from the mtr operon (mtrEDCBA) that encodes N5-methyltetrahydromethanopterin:c...

journal_title：Journal of bacteriology

authors： Pihl TD,Sharma S,Reeve JN

更新日期：1994-10-01 00:00:00

abstract：:When carbon sources become limiting for growth, bacteria must choose which of the remaining nutrients should be used first. We have identified a nutrient-sensing signaling network in Escherichia coli that is activated at the transition to stationary phase. The network is composed of the two histidine kinase/response r...

journal_title：Journal of bacteriology

authors： Behr S,Fried L,Jung K

更新日期：2014-06-01 00:00:00

abstract：:The Gram-positive Corynebacterium glutamicum efficiently metabolizes maltose by a pathway involving maltodextrin and glucose formation by 4-α-glucanotransferase, glucose phosphorylation by glucose kinases, and maltodextrin degradation via maltodextrin phosphorylase and α-phosphoglucomutase. However, maltose uptake in ...

journal_title：Journal of bacteriology

authors： Henrich A,Kuhlmann N,Eck AW,Krämer R,Seibold GM

更新日期：2013-06-01 00:00:00

abstract：:Transcription of the tryptophanase (tna) operon of Escherichia coli is regulated by catabolite repression and tryptophan-induced transcription antitermination. Induction results from ribosome stalling after translation of tnaC, the coding region for a 24-residue leader peptide. The last sense codon of tnaC, proline co...

journal_title：Journal of bacteriology

authors： Gong M,Gong F,Yanofsky C

更新日期：2006-03-01 00:00:00

abstract：:Qualitatively, the protein and fatty acid composition of purified mesosomal vesicles and the plasma membrane isolated from Staphylococcus aureus ATCC 6538P are identical, the major difference between these two cellular components being only quantitative in nature. Mesosomal vesicles and plasma membranes, when subjecte...

journal_title：Journal of bacteriology

authors： Theodore TS,Panos C

更新日期：1973-11-01 00:00:00

abstract：:All bacteria use the conserved Sec pathway to transport proteins across the cytoplasmic membrane, with the SecA ATPase playing a central role in the process. Mycobacteria are part of a small group of bacteria that have two SecA proteins: the canonical SecA (SecA1) and a second, specialized SecA (SecA2). The SecA2-depe...

journal_title：Journal of bacteriology

authors： Ligon LS,Rigel NW,Romanchuk A,Jones CD,Braunstein M

更新日期：2013-10-01 00:00:00

abstract：:Alkaline phosphatase (APase) is induced as a culture enters stationary phase because of limiting phosphate. The results presented here show that expression of APase is regulated both negatively and positively. PhoP, a homolog of a family of bacterial transcription factors, and PhoR, a homolog of bacterial histidine pr...

journal_title：Journal of bacteriology

authors： Jensen KK,Sharkova E,Duggan MF,Qi Y,Koide A,Hoch JA,Hulett FM

更新日期：1993-06-01 00:00:00

abstract：:Neurospora crassa mutants deficient in asparagine synthetase were selected by using the procedure of inositol-less death. Complementation tests among the 100 mutants isolated suggested that their alterations were genetically allelic. Recombination analysis with strain S1007t, an asparagine auxotroph, indicated that th...

journal_title：Journal of bacteriology

authors： MacPhee KG,Nelson RE,Schuster SM

更新日期：1983-10-01 00:00:00

abstract：:The bacterial second messenger cyclic di-GMP (c-di-GMP) regulates the transition between sessility and motility. In Salmonella enterica serovar Typhimurium, the expression of CsgD, the regulator of multicellular rdar morphotype behavior, is a major target of c-di-GMP signaling. CsgD expression is positively regulated ...

journal_title：Journal of bacteriology

authors： Simm R,Remminghorst U,Ahmad I,Zakikhany K,Römling U

更新日期：2009-06-01 00:00:00

abstract：:The ops and tps genes of Myxococcus xanthus have ca. 90% DNA and amino acid sequence homology and are in the same orientation separated by a spacer region of only 1.4 kilobases. The products of the two genes were found to cross-react immunologically, and both were capable of Ca2+-dependent self-assembly on the surface...

journal_title：Journal of bacteriology

authors： Teintze M,Thomas R,Furuichi T,Inouye M,Inouye S

更新日期：1985-07-01 00:00:00

abstract：:Genomics research provides an unprecedented opportunity for us to probe into the pathogenicity and evolution of the world's most deadly pathogenic bacterium, Yersinia pestis, in minute detail. In our present work, extensive microarray analysis in conjunction with PCR validation revealed that there are considerable gen...

journal_title：Journal of bacteriology

authors： Zhou D,Han Y,Song Y,Tong Z,Wang J,Guo Z,Pei D,Pang X,Zhai J,Li M,Cui B,Qi Z,Jin L,Dai R,Du Z,Bao J,Zhang X,Yu J,Wang J,Huang P,Yang R

更新日期：2004-08-01 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：:The Bacillus subtilis ferric uptake regulator (Fur) protein mediates the iron-dependent repression of at least 20 operons encoding approximately 40 genes. We investigated the physiological roles of Fur-regulated genes by the construction of null mutations in 14 transcription units known or predicted to function in sid...

journal_title：Journal of bacteriology

authors： Ollinger J,Song KB,Antelmann H,Hecker M,Helmann JD

更新日期：2006-05-01 00:00:00

abstract：:Upon induction, Bacillus megaterium 216 produces the bacteriocin megacin A-216, which leads to lysis of the producer cell and kills B. megaterium and a few other bacterial species. The DNA region responsible for megacinogeny was cloned in B. megaterium. The nucleotide sequence of a 5,494-bp-long subfragment was determ...

journal_title：Journal of bacteriology

authors： Kiss A,Balikó G,Csorba A,Chuluunbaatar T,Medzihradszky KF,Alföldi L

更新日期：2008-10-01 00:00:00

abstract：:YoeB is a bacterial toxin encoded by the yefM-yoeB toxin-antitoxin system found in various bacterial genomes. Here, we show that Staphylococcus aureus contains two YoeB homologues, both of which function as ribosome-dependent mRNA interferases to inhibit translation initiation in a manner identical to that of YoeB-ec ...

journal_title：Journal of bacteriology

authors： Yoshizumi S,Zhang Y,Yamaguchi Y,Chen L,Kreiswirth BN,Inouye M

更新日期：2009-09-01 00:00:00

abstract：:Integrative and conjugative elements (ICEs), also known as conjugative transposons, are mobile genetic elements that can transfer from one bacterial cell to another by conjugation. ICEBs1 is integrated into the trnS-leu2 gene of Bacillus subtilis and is regulated by the SOS response and the RapI-PhrI cell-cell peptide...

journal_title：Journal of bacteriology

authors： Lee CA,Grossman AD

更新日期：2007-10-01 00:00:00

abstract：:A number of polyacrylamide gel systems and solubilization procedures were studied to define the number and nature of "major" polypeptide bands in the outer membrane of Pseudomonas aeruginosa. It was shown that five of the eight major outer membrane proteins were "heat modifiable" in that their mobility on sodium dodec...

journal_title：Journal of bacteriology

authors： Hancock RE,Carey AM

更新日期：1979-12-01 00:00:00

abstract：:Autolysin-defective pneumococci treated with inhibitory concentrations of penicillin and other beta-lactam antibiotics continued to produce non-cross-linked peptidoglycan and cell wall teichoic acid polymers, the majority of which were released into the surrounding medium. The released cell wall polymers were those sy...

journal_title：Journal of bacteriology

authors： Fischer H,Tomasz A

更新日期：1984-02-01 00:00:00

abstract：:At least six phenotypically distinct classes of mutants of Escherichia coli which require serine or pyridoxine or both can be isolated. Three of the six classes lack 3-phosphoserine-2-oxoglutarate aminotransferase. One of these classes contains WG5, a mutant previously characterized as containing the pdxF5 allele. The...

journal_title：Journal of bacteriology

authors： Dempsey WB,Ito H

更新日期：1970-11-01 00:00:00

abstract：:Shewanella putrefaciens strain 200 respires a wide range of compounds as terminal electron acceptor. The respiratory versatility of Shewanella is attributed in part to a set of c-type cytochromes with widely varying midpoint redox potentials (E'(0)). A point mutant of S. putrefaciens, originally designated Urr14 and h...

journal_title：Journal of bacteriology

authors： Dale JR,Wade R Jr,Dichristina TJ

更新日期：2007-02-01 00:00:00

abstract：:N15 is the only bacteriophage of Escherichia coli known to lysogenize as a linear plasmid. Clear-plaque mutations lie in at least two regions of the 46-kb genome. We have cloned, sequenced, and characterized the primary immunity region, immB. This region contains a gene, cB, whose product shows homology to lambdoid ph...

journal_title：Journal of bacteriology

authors： Lobocka MB,Svarchevsky AN,Rybchin VN,Yarmolinsky MB

更新日期：1996-05-01 00:00:00

abstract：:The expression of Escherichia coli purR, which encodes the pur regulon repressor protein, is autoregulated. Autoregulation at the level of transcription requires two operator sites, designated purRo1 and purRo2 (O1 and O2). Operator O1 is in the region of DNA between the transcription start site and the site for trans...

journal_title：Journal of bacteriology

authors： Rolfes RJ,Zalkin H

更新日期：1990-10-01 00:00:00

abstract：UNLABELLED:Neisseria meningitidis, an exclusively human pathogen and the leading cause of bacterial meningitis, must adapt to different host niches during human infection. N. meningitidis can utilize a restricted range of carbon sources, including lactate, glucose, and pyruvate, whose concentrations vary in host niches...

journal_title：Journal of bacteriology

authors： Antunes A,Golfieri G,Ferlicca F,Giuliani MM,Scarlato V,Delany I

更新日期：2015-12-07 00:00:00

abstract：:The effect of the ilvG671, ilvG468, and ilvG603 mutations (phenotype, IlvG+ Valr; formerly ilvO) upon proteins synthesized was determined by infection of irradiated Escherichia coli K-12 cells, using specifically constructed derivatives of lambda dilv phage. These ilvG alleles are similar to the previously studied ilv...

journal_title：Journal of bacteriology

authors： Gray JE,Wallen JW,Calhoun DH

更新日期：1982-07-01 00:00:00

abstract：:The location of the Escherichia coli K-12 genes determining or regulating glutamate transport, and the location of the gene determining glutamate decarboxylase synthesis, were established by conjugation. The ability to grow on glutamate as the sole source of carbon and energy was used to select for glutamate transport...

journal_title：Journal of bacteriology

authors： Marcus M,Halpern YS

更新日期：1967-04-01 00:00:00

abstract：:Three additional ATPase genes, clustered in the order ahaH, ahaI, and ahaK, were found upstream of the previously characterized genes ahaECFABDG coding for the archaeal A1A0 ATPase from Methanosarcina mazei. ahaH, the first gene in the cluster, is preceded by a conserved promoter sequence. Northern blot analysis revea...

journal_title：Journal of bacteriology

authors： Ruppert C,Wimmers S,Lemker T,Müller V

更新日期：1998-07-01 00:00:00

abstract：:We have discovered an unusual and complex regulatory network used by the phytopathogen Pseudomonas solanacearum to control transcription of eps, which encodes for production of its primary virulence factor, the exopolysaccharide EPS I. The major modules of this network were shown to be three separate signal transducti...

journal_title：Journal of bacteriology

authors： Huang J,Carney BF,Denny TP,Weissinger AK,Schell MA

更新日期：1995-03-01 00:00:00

abstract：:Target analyses of the induction of rho(-) mutants indicated that the cytoplasm of an aerobic nonrepressed yeast contains approximately 20 mutable units, whereas repressed cells exhibit approximately 3. Aerobic adaptation of fully repressed cells brings about an increase in these cytoplasmic units which continues afte...

journal_title：Journal of bacteriology

authors： Allen NE,MacQuillan AM

更新日期：1969-03-01 00:00:00