Genetic and structural organization of the aminophenol catabolic operon and its implication for evolutionary process.

abstract：:Schwartz, Norman M. (Yale University, New Haven, Conn.). Genetic instability in Escherichia coli. J. Bacteriol. 89:712-717. 1965.-Results obtained from a transductional analysis demonstrated that an extremely unstable reversion of lac(-) is a suppressor mutation. This mutation suppresses 2 of 22 different lac(-) allel...

journal_title：Journal of bacteriology

authors： SCHWARTZ NM

更新日期：1965-03-01 00:00:00

abstract：:The regulatory proteins OmpR and EnvZ are both required to activate expression of the genes for the major outer membrane porin proteins, OmpF and OmpC, of Escherichia coli K-12. Here we show that OmpR, under certain conditions, could activate porin expression in the complete absence of EnvZ. In addition, the pleiotrop...

journal_title：Journal of bacteriology

authors： Slauch JM,Garrett S,Jackson DE,Silhavy TJ

更新日期：1988-01-01 00:00:00

abstract：UNLABELLED:Bacterial type IV coupling proteins (T4CPs) bind and mediate the delivery of DNA substrates through associated type IV secretion systems (T4SSs). T4CPs consist of a transmembrane domain, a conserved nucleotide-binding domain (NBD), and a sequence-variable helical bundle called the all-alpha domain (AAD). In ...

journal_title：Journal of bacteriology

authors： Whitaker N,Chen Y,Jakubowski SJ,Sarkar MK,Li F,Christie PJ

更新日期：2015-07-01 00:00:00

abstract：:Small plasmids which replicate in both Escherichia coli and Clostridium perfringens were made by recombining E. coli plasmid pBR322 with three different small (less than 4 kilobases) plasmids native to C. perfringens. Subsequently, two homologous, though distinct, tetracycline resistance determinants (tet) from other ...

journal_title：Journal of bacteriology

authors： Squires CH,Heefner DL,Evans RJ,Kopp BJ,Yarus MJ

更新日期：1984-08-01 00:00:00

abstract：:Self-resistance has been investigated in Streptomyces caelestis (producer of the lincosamide antibiotic celesticetin), from which a lincosamide resistance determinant (clr) has been isolated on a 1-kilobase DNA fragment and cloned in Streptomyces lividans. The clr product is a specific methylase which produces a singl...

journal_title：Journal of bacteriology

authors： Calcutt MJ,Cundliffe E

更新日期：1990-08-01 00:00:00

abstract：:Lipopolysaccharide, lipooligosaccharide (LOS), or endotoxin is important in bacterial survival and the pathogenesis of gram-negative bacteria. A necessary step in endotoxin biosynthesis is 3-deoxy-D-manno-octulosonic acid (Kdo) glycosylation of lipid A, catalyzed by the Kdo transferase KdtA (WaaA). In enteric gram-neg...

journal_title：Journal of bacteriology

authors： Tzeng YL,Datta A,Kolli VK,Carlson RW,Stephens DS

更新日期：2002-05-01 00:00:00

abstract：:Using a sensitive primer extension technique, we have carried out studies to localize the start site of replication of the replicon RepFIC. In the course of these studies, we have found evidence that supports the hypothesis that transcription is an integral component of the initiation of replication. On the basis of o...

journal_title：Journal of bacteriology

authors： Maas R,Wang C

更新日期：1997-04-01 00:00:00

abstract：:Bacillus subtilis was exposed to ultraviolet light (UV) or X rays, and gene frequency analysis was used to study the location of initiation sites of postirradiation deoxyribonucleic acid (DNA) synthesis. It was found that DNA synthesis resumes primarily from the origin after UV exposure. With X irradiation, the origin...

journal_title：Journal of bacteriology

authors： Billen D,Hellerman G,Carreira L

更新日期：1972-01-01 00:00:00

abstract：:The respiratory control of adhE, which encodes ethanol (alcohol) dehydrogenase in Escherichia coli, was examined at the transcriptional level by using various phi (adhE'-lacZ) adhE+ merodiploid strains. Expression of the adhE'-lacZ operon fusion was increased about eightfold by anaerobic growth. Under anaerobic growth...

journal_title：Journal of bacteriology

authors： Chen YM,Lin EC

更新日期：1991-12-01 00:00:00

abstract：:The strong repression of inducible synthesis of the enzymes of fatty acid degradation by glucose can be partially relieved by the addition of cyclic adenosine 3',5' monophosphate (cyclic AMP) to the growth medium. This reversal of the glucose effect by cyclic AMP is not observed in a mutant (K29) that is unable to gro...

journal_title：Journal of bacteriology

authors： Pauli G,Ehring R,Overath P

更新日期：1974-03-01 00:00:00

abstract：:Members of the family Halobacteriaceae in the domain Archaea are obligate extreme halophiles. They occupy a variety of hypersaline environments, and their cellular biochemistry functions in a nearly saturated salty milieu. Despite extensive study, a detailed analysis of their growth kinetics is missing. To remedy this...

journal_title：Journal of bacteriology

authors： Robinson JL,Pyzyna B,Atrasz RG,Henderson CA,Morrill KL,Burd AM,Desoucy E,Fogleman RE 3rd,Naylor JB,Steele SM,Elliott DR,Leyva KJ,Shand RF

更新日期：2005-02-01 00:00:00

abstract：:Faine, S. (University of Sydney, Sydney, Australia), and J. van der Hoeden. Virulence-linked colonial and morphological variation in Leptospira. J. Bacteriol. 88:1493-1496. 1964.-Large-colony typical hooked Leptospira icterohaemorrhagiae was virulent for hamsters and guinea pigs. On cultivation, it was gradually repla...

journal_title：Journal of bacteriology

authors： FAINE S,VANDERHOEDEN J

更新日期：1964-11-01 00:00:00

abstract：:The Gram-positive bacterium Streptococcus pyogenes (also called group A Streptococcus [GAS]), is found strictly in humans and is capable of causing a wide variety of infections. Here we demonstrate that serine catabolism in GAS is controlled by the transcriptional regulator Spy49_0126c. We have designated this regulat...

journal_title：Journal of bacteriology

authors： LaSarre B,Federle MJ

更新日期：2011-04-01 00:00:00

abstract：:The Bacillus subtilis enzymes ExoA and Nfo (originally termed YqfS) are endonucleases that can repair apurinic/apyrimidinic (AP) sites and strand breaks in DNA. We have analyzed how the lack of ExoA and Nfo affects the resistance of growing cells and dormant spores of B. subtilis to a variety of treatments, some of wh...

journal_title：Journal of bacteriology

authors： Salas-Pacheco JM,Setlow B,Setlow P,Pedraza-Reyes M

更新日期：2005-11-01 00:00:00

abstract：:d-Arabinose isomerase (EC 5.3.1.3) has been isolated from l-fucose-induced cultures of Escherichia coli K-12 and d-arabinose-induced cultures of E. coli B/r. Both enzymes were homogeneous in an ultracentrifuge and migrated as single bands upon disc electrophoresis in acrylamide gels. The s(20,w) was 14.5 x 10(-13) sec...

journal_title：Journal of bacteriology

authors： Boulter JR,Gielow WO

更新日期：1973-02-01 00:00:00

abstract：:Onoue, Kaoru, (Kyushu University, Fukuoka, Japan), Masayasu Kitagawa, and Yuichi Yamamura. Chemical studies on cellular components of Bordetella pertussis. I. Purification and properties of agglutinogen. J. Bacteriol. 82:648-656. 1961.-A method is described for the preparation of the agglutinogen of Hemophilus pertuss...

journal_title：Journal of bacteriology

authors： ONOUE K,KITAGAWA M,YAMAMURA Y

更新日期：1961-11-01 00:00:00

abstract：:The ruvB genes of the highly divergent thermophilic eubacteria Thermus thermophilus and Thermotoga maritima were cloned, sequenced, and expressed in Escherichia coli. Both thermostable RuvB proteins were purified to homogeneity. Like E. coli RuvB protein, both purified thermostable RuvB proteins showed strong double-s...

journal_title：Journal of bacteriology

authors： Tong J,Wetmur JG

更新日期：1996-05-01 00:00:00

abstract：:Saccharopolyspora spinosa is a Gram-positive bacterium that produces spinosad, a well-known biodegradable insecticide that is used for agricultural pest control and has an excellent environmental and mammalian toxicological profile. Here, we present the first draft genome sequence of the type strain Saccharopolyspora ...

journal_title：Journal of bacteriology

authors： Pan Y,Yang X,Li J,Zhang R,Hu Y,Zhou Y,Wang J,Zhu B

更新日期：2011-06-01 00:00:00

abstract：:Two isoleucine analogues and two leucine analogues were examined for their ability to replace the natural amino acid preventing the accumulation of threonine deaminase-forming potential. The procedure used to study repression by the analogues distinguishes between true repression and the formation of inactive enzyme b...

journal_title：Journal of bacteriology

authors： Wasmuth JJ,Umbarger HE

更新日期：1973-11-01 00:00:00

abstract：:To understand further the role of the flagellum of Vibrio anguillarum in virulence, invasive and adhesive properties of isogenic motility mutants were analyzed by using a chinook salmon embryo cell line. Adhesion was unaffected but invasion of the cell line was significantly decreased in nonmotile or partially motile ...

journal_title：Journal of bacteriology

authors： Ormonde P,Hörstedt P,O'Toole R,Milton DL

更新日期：2000-04-01 00:00:00

abstract：:Recent studies of anaerobic toluene catabolism have demonstrated a novel reaction for anaerobic hydrocarbon activation: the addition of the methyl carbon of toluene to fumarate to form benzylsuccinate. In vitro studies of the anaerobic benzylsuccinate synthase reaction indicate that the H atom abstracted from the tolu...

journal_title：Journal of bacteriology

authors： Beller HR,Spormann AM

更新日期：1998-10-01 00:00:00

abstract：:The RepA replication protein of plasmid pSC101 binds as a monomer to three repeated sequences (RS1, RS2, and RS3) in the replication origin of the plasmid to initiate duplication and binds as a dimer to two inversely repeated sequences (IR1 and IR2) in its promoter region (D. Manen, L. C. Upegui-Gonzalez, and L. Caro,...

journal_title：Journal of bacteriology

authors： Xia G,Manen D,Yu Y,Caro L

更新日期：1993-07-01 00:00:00

abstract：:Pseudomonas sp. strain LB400 grows on biphenyl as the sole carbon and energy source. This organism also cooxidizes several chlorinated biphenyl congeners. Biphenyl dioxygenase activity in cell extract required addition of NAD(P)H as an electron donor for the conversion of biphenyl to cis-2,3-dihydroxy-2,3-dihydrobiphe...

journal_title：Journal of bacteriology

authors： Haddock JD,Nadim LM,Gibson DT

更新日期：1993-01-01 00:00:00

abstract：:Halobacterium halobium swims with a polarly inserted motor-driven flagellar bundle. The swimming direction of the cell can be reserved by switching the rotational sense of the bundle. The switch is under the control of photoreceptor and chemoreceptor proteins that act through a branched signal chain. The swimming beha...

journal_title：Journal of bacteriology

authors： Marwan W,Alam M,Oesterhelt D

更新日期：1991-03-01 00:00:00

abstract：:MinD binds to phospholipid vesicles in the presence of ATP and is released by MinE, which stimulates the MinD ATPase. Membrane binding requires a short conserved C-terminal region, which has the potential to form an amphipathic helix. This finding has led to a model in which the binding of ATP regulates the formation ...

journal_title：Journal of bacteriology

authors： Zhou H,Lutkenhaus J

更新日期：2003-08-01 00:00:00

abstract：:From the cell envelope preparation of Sphingomonas paucimobilis two membrane fractions with different densities were separated by sucrose density gradient ultracentrifugation. The high-density fraction contained several major proteins, phospholipids, and glycosphingolipids, which are the only glycolipids of this lipop...

journal_title：Journal of bacteriology

authors： Kawasaki S,Moriguchi R,Sekiya K,Nakai T,Ono E,Kume K,Kawahara K

更新日期：1994-01-01 00:00:00

abstract：:Gram-negative Aggregatibacter actinomycetemcomitans can be distinguished (based on the promoter structure of the leukotoxin operon) into JP2 and non-JP2 genotypes, with the former found to be more pathogenic than the latter. Here we report the first complete genome sequence of a serotype b non-JP2 strain of A. actinom...

journal_title：Journal of bacteriology

authors： Chen C,Kittichotirat W,Chen W,Downey JS,Bumgarner R

更新日期：2012-04-01 00:00:00

abstract：:The biodegradative threonine dehydratase (tdc) operon was mapped at 68 min on the Escherichia coli K-12 chromosome. The order of markers in the clockwise direction was dnaG uxaA tdc argG. A tdc deletion was isolated and mapped to this region of the chromosome. By using a tdcB-lacZ fusion the clockwise direction of tra...

journal_title：Journal of bacteriology

authors： Schweizer HP,Datta P

更新日期：1988-11-01 00:00:00

abstract：:The fermentative alcohol dehydrogenase of Escherichia coli is encoded by the adhE gene, which is induced under anaerobic conditions but repressed in air. Previous work suggested that induction of adhE might depend on NADH levels. We therefore directly measured the NAD+ and NADH levels for cultures growing aerobically ...

journal_title：Journal of bacteriology

authors： Leonardo MR,Dailly Y,Clark DP

更新日期：1996-10-01 00:00:00

abstract：:Escherichia coli W3110 contains four types of IS1 elements in the chromosome. Using an insertion element entrapping system, we collected 116 IS1 plasmid insertion mutants, which resulted from a minimum of 26 independent IS1 insertion events. All of them had insertions of IS1 of the IS1A (IS1E and IS1G) type. Inspectio...

journal_title：Journal of bacteriology

authors： Chen JH,Hsu WB,Hwang JL

更新日期：1998-10-01 00:00:00