Importance of cis determinants and nitrogenase activity in regulated stability of the Klebsiella pneumoniae nitrogenase structural gene mRNA.

abstract：:Silicibacter sp. TM1040 is a member of the marine Roseobacter clade of Alphaproteobacteria that forms symbioses with unicellular eukaryotic phytoplankton, such as dinoflagellates. The symbiosis is complex and involves a series of steps that physiologically change highly motile bacteria into cells that readily form bio...

journal_title：Journal of bacteriology

authors： Belas R,Horikawa E,Aizawa S,Suvanasuthi R

更新日期：2009-07-01 00:00:00

abstract：:The soluble hydrogenase of Desulfovibrio vulgaris was purified and some of its properties are described. The molecular weight was determined for the enzyme by sedimentation equilibrium (45,400) and amino acid analysis (44,800). The hydrogenase appears to be a loosely coiled molecule or to have a high axial ratio, whic...

journal_title：Journal of bacteriology

authors： Haschke RH,Campbell LL

更新日期：1971-01-01 00:00:00

abstract：:The products of phospholipid turnover in Bacillus stearothermophilus were determined in cultures labeled to equilibrium and with short pulses of [32P]phosphate and [2-3H]glycerol. Label lost from the cellular lipid pool was recovered in three fractions: low-molecular-weight extracellular products, extracellular lipid,...

journal_title：Journal of bacteriology

authors： Card GL,Finn DJ

更新日期：1983-04-01 00:00:00

abstract：:Acholeplasma laidlawii cells grown with oleic acid produced much more colored carotenoids than did cells grown with elaidic acid. The amount of carotenoids was decreased 80 to 90% by growing the cells with 0.05 M propionate, resulting in a marked increase in the mobility of both 5-doxylstearate and 12-doxylstearate in...

journal_title：Journal of bacteriology

authors： Rottem S,Markowitz O

更新日期：1979-12-01 00:00:00

abstract：:Single-celled organisms must survive exposure to environmental extremes. Perhaps one of the most variable and potentially life-threatening changes that can occur is that of a rapid and acute decrease in external osmolarity. This easily translates into several atmospheres of additional pressure that can build up within...

journal_title：Journal of bacteriology

authors： Booth IR,Blount P

更新日期：2012-09-01 00:00:00

abstract：:Escherichia coli sigma54-dependent phage shock protein operon (pspA to -E) transcription is under the control of PspF, a constitutively active activator. Sigma70-dependent transcription of pspF is under autogenous control by wild-type PspF but not by a DNA-binding mutant, PspF deltaHTH. Negative autoregulation of PspF...

journal_title：Journal of bacteriology

authors： Jovanovic G,Dworkin J,Model P

更新日期：1997-08-01 00:00:00

abstract：:Commonly used procedures effected the extraction of only 10% of the lipoteichoic acid of stationary-phase cells of Staphylococcus aureus and Streptococcus faecium, unless the cells were first disrupted. ...

journal_title：Journal of bacteriology

authors： Huff E

更新日期：1982-01-01 00:00:00

abstract：:The region upstream of the Escherichia coli bgl operon is an insertion hot spot for several transposons. Elements as distantly related as Tn1, Tn5, and phage Mu home in on this location. To see what characteristics result in a high-affinity site for transposition, we compared in vivo and in vitro Mu transposition patt...

journal_title：Journal of bacteriology

authors： Manna D,Wang X,Higgins NP

更新日期：2001-06-01 00:00:00

abstract：:The filamentous cyanobacterium Anabaena sp. strain PCC 7120 can fix N(2) under oxic conditions, and the activity of nitrogen fixation occurs exclusively in heterocysts, cells differentiated from vegetative cells in response to a limitation of a combined-nitrogen source in the growth medium. At the late stages of heter...

journal_title：Journal of bacteriology

authors： Shi L,Li JH,Cheng Y,Wang L,Chen WL,Zhang CC

更新日期：2007-07-01 00:00:00

abstract：:The PriA protein, a component of the phiX174-type primosome, was previously shown to be essential for damage-inducible DNA replication in Escherichia coli, termed inducible stable DNA replication. Here, we show that priA::kan null mutants are defective in transductional and conjugational homologous recombination and a...

journal_title：Journal of bacteriology

authors： Kogoma T,Cadwell GW,Barnard KG,Asai T

更新日期：1996-03-01 00:00:00

abstract：:Expression of the major porin structural genes, ompF and ompC, is influenced by medium osmotic strength and requires the products of two regulatory genes, ompR and envZ. To help define the sites required for the expression of both porin genes, we have used a novel selection to identify mutations that decrease ompF tra...

journal_title：Journal of bacteriology

authors： Taylor RK,Garrett S,Sodergren E,Silhavy TJ

更新日期：1985-06-01 00:00:00

abstract：:The gene specifying a membrane-bound nucleoside diphosphate sugar hydrolase of Salmonella typhimurium was mapped near the metA locus by using intergeneric crosses between this bacterium and Escherichia coli. ...

journal_title：Journal of bacteriology

authors： Minton N,Gunn J,Beacham IR

更新日期：1979-03-01 00:00:00

abstract：:The ability to restart broken DNA replication forks is essential across all domains of life. In Escherichia coli, the priA, priB, priC, and dnaT genes encode the replication restart proteins (RRPs) to accomplish this task. PriA plays a critical role in replication restart such that its absence reveals a dramatic pheno...

journal_title：Journal of bacteriology

authors： Leroux M,Jani N,Sandler SJ

更新日期：2017-08-08 00:00:00

abstract：:An inorganic pyrophosphatase was purified over 600-fold to homogeneity as judged by polyacrylamide gel electrophoresis. The enzyme is a tetramer of Mr = 84,000, has a sedimentation coefficient of 5.8S, a Stokes radius of 3.5 nm, and an isoelectric point of 5.7. Like the enzyme of Escherichia coli, the pyrophosphatase ...

journal_title：Journal of bacteriology

authors： Verhoeven JA,Schenck KM,Meyer RR,Trela JM

更新日期：1986-10-01 00:00:00

abstract：:The histidine kinase (HK) component of many two-component regulatory systems exhibits regulated ability to phosphorylate itself and to participate in transfer of phosphate to and from its cognate response regulator. The signaling system that controls expression of the UhpT sugar phosphate transporter in Escherichia co...

journal_title：Journal of bacteriology

authors： Wright JS,Olekhnovich IN,Touchie G,Kadner RJ

更新日期：2000-11-01 00:00:00

abstract：:Genetic analysis of a d-alanine requiring mutant (dal) of Bacillus subtilis reveals that the gene that codes for d,l-alanine racemase is linked to purB. The order of genes in this region of the chromosome is purB, pig, tsi, dal. Thus there are at least two clusters of genes that regulate cell wall biosynthesis in B. s...

journal_title：Journal of bacteriology

authors： Dul MJ,Young FE

更新日期：1973-09-01 00:00:00

abstract：:Mevalonate (MVA) metabolism provides the isoprenoids used in archaeal lipid biosynthesis. In synthesis of isopentenyl diphosphate, the classical MVA pathway involves decarboxylation of mevalonate diphosphate, while an alternate pathway has been proposed to involve decarboxylation of mevalonate monophosphate. To identi...

journal_title：Journal of bacteriology

authors： Vannice JC,Skaff DA,Keightley A,Addo JK,Wyckoff GJ,Miziorko HM

更新日期：2014-03-01 00:00:00

abstract：:Many microbes coexist within biofilms, or multispecies communities of cells encased in an extracellular matrix. However, little is known about the microbe-microbe interactions relevant for creating these structures. In this study, we explored a striking dual-species biofilm between Bacillus subtilis and Pantoea agglom...

journal_title：Journal of bacteriology

authors： Yannarell SM,Grandchamp GM,Chen SY,Daniels KE,Shank EA

更新日期：2019-08-22 00:00:00

abstract：:The repressive effects of exogenous cytidine on growing cells was examined in a specially constructed strain in which the pool sizes of endogenous uridine 5'-diphosphate and uridine 5'-triphosphate cannot be varied by the addition of uracil and/or uridine to the medium. Five enzymes of the pyrimidine biosynthetic path...

journal_title：Journal of bacteriology

authors： Kelln RA,Kinahan JJ,Foltermann KF,O'Donovan GA

更新日期：1975-11-01 00:00:00

abstract：:Based on its genome sequence, the pathway of beta-oxidative fatty acid degradation in Salmonella enterica serovar Typhimurium LT2 has been thought to be identical to the well-characterized Escherichia coli K-12 system. We report that wild-type strains of S. enterica grow on decanoic acid, whereas wild-type E. coli str...

journal_title：Journal of bacteriology

authors： Iram SH,Cronan JE

更新日期：2006-01-01 00:00:00

abstract：:Four genes encoding for polypeptides with apparent molecular weights of 17,000, 26,000 (the fimbrial subunit), 27,000, and 81,000 have been implicated in the biosynthesis of the K88ab fimbria (Mooi et al., J. Bacteriol. 150:512-521, 1982). Escherichia coli mutants with defects in these genes were examined for the pres...

journal_title：Journal of bacteriology

authors： Mooi FR,Wijfjes A,de Graaf FK

更新日期：1983-04-01 00:00:00

abstract：:Mevinolinic acid, the open acid form of mevinolin, which is a metabolite of Aspergillus terreus, has been shown to be a competitive inhibitor of the enzyme 3-hydroxy-3-methylglutaryl coenzyme A reductase (Alberts et al., Proc. Natl. Acad. Sci. U.S.A. 77:3957-3961, 1980). The biosynthesis of mevinolinic acid was studie...

journal_title：Journal of bacteriology

authors： Greenspan MD,Yudkovitz JB

更新日期：1985-05-01 00:00:00

abstract：:The Escherichia coli flaA gene product (also called cheC) plays a crucial role in switching flagellar rotational direction during chemotactic responses. Wild-type and mutant alleles have been cloned onto plasmid vectors, and the gene product has been identified as a 37,000-dalton protein. The flaA product appeared as ...

journal_title：Journal of bacteriology

authors： Clegg DO,Koshland DE Jr

更新日期：1985-04-01 00:00:00

abstract：:The effect of heat shock on Myxococcus xanthus was investigated during both glycerol- and starvation-induced development. Cells heat shocked at 40 degrees C for 1 h prior to a development-inducing signal displayed an accelerated rate of myxospore formation at 30 degrees C. Additionally, M. xanthus cells heat shocked p...

journal_title：Journal of bacteriology

authors： Killeen KP,Nelson DR

更新日期：1988-11-01 00:00:00

abstract：:The gene encoding Neisseria gonorrhoeae periplasmic binding protein FbpA contains two regions whose sequences exhibit homology with the Escherichia coli ferric uptake regulator protein (Fur) consensus binding sequence. In this study, DNase I footprinting experiments were employed to characterize the operator sequences...

journal_title：Journal of bacteriology

authors： Desai PJ,Angerer A,Genco CA

更新日期：1996-08-01 00:00:00

abstract：:Rhodocyclales are representative of versatile bacteria that are able to utilize a wide variety of organic compounds for growth, but only a few strains have been isolated in pure culture thus far. Here we present the genome sequence of Methyloversatilis universalis FAM5(T), the first cultivable methylotrophic member of...

journal_title：Journal of bacteriology

authors： Kittichotirat W,Good NM,Hall R,Bringel F,Lajus A,Médigue C,Smalley NE,Beck D,Bumgarner R,Vuilleumier S,Kalyuzhnaya MG

更新日期：2011-09-01 00:00:00

abstract：:Between 59 and 60 min on the Escherichia coli genetic map, there is a highly conserved sequence of 29 base pairs, containing an inverted repeat of seven base pairs that appears 14 times, 32 or 33 base pairs apart, downstream of the iap gene coding region. About 24 kilobase pairs downstream of the 14 repeats, a similar...

journal_title：Journal of bacteriology

authors： Nakata A,Amemura M,Makino K

更新日期：1989-06-01 00:00:00

abstract：:Bacteroides thetaiotaomicron, a gram-negative obligate anaerobe, appears to utilize starch by first binding the polymer to its surface and then translocating it into the periplasmic space. Several genes that encode enzymes or outer membrane proteins involved in starch utilization have been identified. These have been ...

journal_title：Journal of bacteriology

authors： D'Elia JN,Salyers AA

更新日期：1996-12-01 00:00:00

abstract：:A group of enzymes were prepared from the culture fluids of streptococci belonging to groups A, B, C, G, and L, and from a strain of Streptococcus sanguis. These streptococcal enzymes (designated St-sialidases) released a substance shown to belong to the sialic acid group from the specific substrate BSM-St, a sialomuc...

journal_title：Journal of bacteriology

authors： Hayano S,Tanaka A

更新日期：1969-03-01 00:00:00

abstract：:Quorum sensing is involved in the regulation of multicellular behavior through communication via small molecules. Given the high number and diversity of the gastrointestinal microbiota, it is postulated that members of this community communicate to coordinate a variety of adaptive processes. AI-2 is suggested to be a ...

journal_title：Journal of bacteriology

authors： Lebeer S,De Keersmaecker SC,Verhoeven TL,Fadda AA,Marchal K,Vanderleyden J

更新日期：2007-02-01 00:00:00