Soluble cytochromes from the marine methanotroph Methylomonas sp. strain A4.

abstract：:Vibrio parahaemolyticus possesses two types of flagella, polar and lateral, powered by distinct energy sources, which are derived from the sodium and proton motive forces, respectively. Although proton-powered flagella in Escherichia coli and Salmonella enterica serovar Typhimurium have been extensively studied, the m...

journal_title：Journal of bacteriology

authors： Boles BR,McCarter LL

更新日期：2000-02-01 00:00:00

abstract：:We have cloned and sequenced a 505-base-pair (bp) segment of DNA situated upstream of mvaA, the structural gene for (S)-3-hydroxy-3-methylglutaryl coenzyme A reductase (EC 1.1.1.88) of Pseudomonas mevalonii. The DNA segment that we characterized includes the promoter region for the mva operon. Nuclease S1 mapping and ...

journal_title：Journal of bacteriology

authors： Wang YL,Beach MJ,Rodwell VW

更新日期：1989-10-01 00:00:00

abstract：:The flagellar regulon of Brucella melitensis 16M contains 31 genes clustered in three loci on the small chromosome. These genes encode a polar sheathed flagellum that is transiently expressed during vegetative growth and required for persistent infection in a mouse model. By following the expression of three flagellar...

journal_title：Journal of bacteriology

authors： Léonard S,Ferooz J,Haine V,Danese I,Fretin D,Tibor A,de Walque S,De Bolle X,Letesson JJ

更新日期：2007-01-01 00:00:00

abstract：:Two nifA-like genes, designated anfA and vnfA, have been identified in Azotobacter vinelandii. The anfA gene is located upstream from the nitrogenase-3 structural gene cluster (anfHDGK) and is preceded by a sequence that is potentially part of a ntrA-dependent promoter. The product of anfA appears to be required for e...

journal_title：Journal of bacteriology

authors： Joerger RD,Jacobson MR,Bishop PE

更新日期：1989-06-01 00:00:00

abstract：:Marinobacter hydrocarbonoclasticus DSM 8798 has been reported to synthesize isoprenoid wax ester storage compounds when grown on phytol as the sole carbon source under limiting nitrogen and/or phosphorous conditions. We hypothesized that isoprenoid wax ester synthesis involves (i) activation of an isoprenoid fatty aci...

journal_title：Journal of bacteriology

authors： Holtzapple E,Schmidt-Dannert C

更新日期：2007-05-01 00:00:00

abstract：:A d-glucosamine 6-phosphate N-acetyltransferase from Blastocladiella emersonii zoospores was partially purified to a specific activity of 2.41 IU per mg of protein. Its pH optimum was 8.05 and its K(m) values were 2.4 x 10(-4) M d-glucosamine 6-phosphate and 0.38 x 10(-4) M Na(3)S-acetyl coenzyme A. ...

journal_title：Journal of bacteriology

authors： Giddings TH,Cantino EC

更新日期：1974-11-01 00:00:00

abstract：:The Mycobacterium tuberculosis gene Rv2747 encodes a novel 19-kDa ArgA that catalyzes the initial step in L-arginine biosynthesis, namely the conversion of L-glutamate to alpha-N-acetyl-L-glutamate. Initial velocity studies reveal that Rv2747 proceeds through a sequential kinetic mechanism, with K(m) values of 280 mM ...

journal_title：Journal of bacteriology

authors： Errey JC,Blanchard JS

更新日期：2005-05-01 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：:A cell permeabilization procedure is described that reduces viability less than 10% and does not significantly reduce the rates of ribonucleic acid and protein synthesis when appropriately supplemented. Permeabilization abolishes the normal stringent coupling of protein and ribonucleic acid synthesis. ...

journal_title：Journal of bacteriology

authors： Atherly AG

更新日期：1974-06-01 00:00:00

abstract：:SugE of Escherichia coli, first identified as a suppressor of groEL mutations but a member of the small multidrug resistance family, has not previously been shown to confer a drug resistance phenotype. We show that high-level expression of sugE leads to resistance to a subset of toxic quaternary ammonium compounds. ...

journal_title：Journal of bacteriology

authors： Chung YJ,Saier MH Jr

更新日期：2002-05-01 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：:Salmonella typhimurium prototrophs carrying a trpR mutation synthesize tryptophan biosynthetic enzymes constitutively. When feedback inhibition of anthranilate synthetase but not 5'-phosphoribosylpyrophosphate phosphoribosyltransferase activity was by-passed by growing cells on media supplemented with anthranilic acid...

journal_title：Journal of bacteriology

authors： Stuttard C

更新日期：1975-09-01 00:00:00

abstract：:The yeast Saccharomyces cerevisiae has two separate genes (APT1 and APT2) that encode two potentially different forms of adenine phosphoribosyltransferase (APRT). However, genetic analysis indicated that only APT1 could code for a complementing activity. Cloning and expression of both the APT1 and APT2 genes in Escher...

journal_title：Journal of bacteriology

authors： Alfonzo JD,Crother TR,Guetsova ML,Daignan-Fornier B,Taylor MW

更新日期：1999-01-01 00:00:00

abstract：:Wzc(CPS) is a tyrosine autokinase essential for the assembly of a high-molecular-weight (HMW) group 1 capsular polysaccharide (CPS) in Escherichia coli. Homologues of Wzc participate in the formation of CPS and exopolysaccharides in a variety of gram-positive and gram-negative bacteria. Phosphorylation of tyrosine res...

journal_title：Journal of bacteriology

authors： Paiment A,Hocking J,Whitfield C

更新日期：2002-12-01 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：:The inability of Micrococcus sodonensis to grow on glucose as the sole source of carbon and energy was investigated. Estimation of pathways of glucose catabolism indicated that both the glycolytic and hexose monophosphate pathways are present in this organism. Comparative studies with Escherichia coli demonstrated tha...

journal_title：Journal of bacteriology

authors： Perry JJ,Evans JB

更新日期：1967-06-01 00:00:00

abstract：:The DNA region encoding early nodulation functions of Bradyrhizobium japonicum 3I1b110 (I110) was isolated by its homology to the functionally similar region from Rhizobium meliloti. Isolation of a number of overlapping recombinant clones from this region allowed the construction of a restriction map of the region. Th...

journal_title：Journal of bacteriology

authors： Russell P,Schell MG,Nelson KK,Halverson LJ,Sirotkin KM,Stacey G

更新日期：1985-12-01 00:00:00

abstract：:A new insertion element, IS1549, was identified serendipitously from Mycobacterium smegmatis LR222 during experiments using a vector designed to detect the excision of IS6110 from between the promoter region and open reading frame (ORF) of an aminoglycoside phosphotransferase gene. Six of the kanamycin-resistant isola...

journal_title：Journal of bacteriology

authors： Plikaytis BB,Crawford JT,Shinnick TM

更新日期：1998-03-01 00:00:00

abstract：:Serpulina hyodysenteriae, the etiologic agent of swine dysentery, contains complex periplasmic flagella which are composed of multiple class A and class B polypeptides. To examine the role these proteins play in flagellar synthesis, structure, and function and to develop strains which may provide insight into the impo...

journal_title：Journal of bacteriology

authors： Rosey EL,Kennedy MJ,Petrella DK,Ulrich RG,Yancey RJ Jr

更新日期：1995-10-01 00:00:00

abstract：:The nth and nei genes of Escherichia coli affect the production of endonuclease III and endonuclease VIII, respectively, glycosylases/apurinic lyases that attack DNA damaged by oxidizing agents. Here, we provide evidence that oxidative lethal lesions are repaired by both endonuclease III and endonuclease VIII and that...

journal_title：Journal of bacteriology

authors： Saito Y,Uraki F,Nakajima S,Asaeda A,Ono K,Kubo K,Yamamoto K

更新日期：1997-06-01 00:00:00

abstract：:Two chemotactic transducers for inorganic phosphate (P(i)), designated CtpH and CtpL, have been identified in Pseudomonas aeruginosa. The corresponding genes (ctpH and ctpL) were inactivated by inserting kanamycin and tetracycline resistance gene cassettes into the wild-type genes in the P. aeruginosa PAO1 genome. Com...

journal_title：Journal of bacteriology

authors： Wu H,Kato J,Kuroda A,Ikeda T,Takiguchi N,Ohtake H

更新日期：2000-06-01 00:00:00

abstract：:Several mycobacterial strains, such as Mycobacterium flavescens, Mycobacterium gastri, Mycobacterium neoaurum, Mycobacterium parafortuitum, Mycobacterium peregrinum, Mycobacterium phlei, Mycobacterium smegmatis, Mycobacterium tuberculosis, and Mycobacterium vaccae, were found to grow on carbon monoxide (CO) as the sol...

journal_title：Journal of bacteriology

authors： Park SW,Hwang EH,Park H,Kim JA,Heo J,Lee KH,Song T,Kim E,Ro YT,Kim SW,Kim YM

更新日期：2003-01-01 00:00:00

abstract：:Defective phage lambdadg, when present in certain Salmonella typhosa hybrids, could be eliminated with acridine orange or ethidium bromide treatment. The lambdadg deoxyribonucleic acid could be separated from the S. typhosa host deoxyribonucleic acid as a distinctly covalently closed molecule. ...

journal_title：Journal of bacteriology

authors： Falkow S,Baron LS

更新日期：1970-04-01 00:00:00

abstract：:Undecyl acetate esterase has been purified from Pseudomonas cepacia grown on the methyl ketone, 2-tridecanone. The K(m) for undecyl acetate was 2.3 x 10(-2) M. Polyacrylamide gel electrophoresis indicated that two esterase bands were being recovered during purification. These bands were separated by preparative polyac...

journal_title：Journal of bacteriology

authors： Shum AC,Markovetz AJ

更新日期：1974-06-01 00:00:00

abstract：:The Bacillus subtilis PurR mediates adenine repression and guanosine induction of purA. PRPP inhibits binding of PurR to DNA in vitro. Mutations in the PRPP binding motif of PurR caused strong repression regardless of purine exclusions or additions, establishing the role of PRPP as regulator of PurR. ...

journal_title：Journal of bacteriology

authors： Rappu P,Pullinen T,Mäntsälä P

更新日期：2003-11-01 00:00:00

abstract：:Lockart, Royce Z., Jr. (The University of Texas, Austin). Variations in the abilities of several lines of L cells to produce and to be affected by interferon. J. Bacteriol. 89:117-122. 1965.-The amounts of interferon produced by three different lines of L cells and mouse embryonic cells when inoculated with two strain...

journal_title：Journal of bacteriology

authors： LOCKART RZ Jr

更新日期：1965-01-01 00:00:00

abstract：:The cell walls of a selected isolate of Staphylococcus aureus FDA 209P were observed undergoing progressive disintegration when exposed to lysostaphin (1 unit/ml) in 24% NaCl solution. Electron micrographs of ultrathin sections of test cells after exposure to lysostaphin for 2 min showed only superficial evidence of l...

journal_title：Journal of bacteriology

authors： Schuhardt VT,Huber TW,Pope LM

更新日期：1969-01-01 00:00:00

abstract：:Under starvation conditions, a swarm of Myxococcus xanthus cells will undergo development, a multicellular process culminating in the formation of many aggregates called fruiting bodies, each of which contains up to 100,000 spores. The mechanics of symmetry breaking and the self-organization of cells into fruiting bod...

journal_title：Journal of bacteriology

authors： Zhang H,Angus S,Tran M,Xie C,Igoshin OA,Welch RD

更新日期：2011-10-01 00:00:00

abstract：:Unsaturated fatty acid (ufa) auxotrophs of Neurospora crassa were obtained by treatment of conidia with N-methyl-N'-nitro-N-nitrosoguanidine followed by isolation on media containing polyunsaturated fatty acids suspended in Tergitol NP-40. The 24 mutants for which reisolates were obtained from crosses with wild type w...

journal_title：Journal of bacteriology

authors： Scott WA

更新日期：1977-06-01 00:00:00

abstract：:FpvR is a presumed cytoplasmic membrane-associated anti-sigma factor that controls the activities of extracytoplasmic function sigma factors PvdS and FpvI responsible for transcription of pyoverdine biosynthetic genes and the ferric pyoverdine receptor gene, fpvA, respectively. Using deletion analysis and an in vivo b...

journal_title：Journal of bacteriology

authors： Rédly GA,Poole K

更新日期：2005-08-01 00:00:00