Complementation of the essential peptidoglycan transpeptidase function of penicillin-binding protein 2 (PBP2) by the drug resistance protein PBP2A in Staphylococcus aureus.

abstract：:The cheW gene from Escherichia coli has been cloned an inducible promoter, and the effects of the overproduction of the CheW protein on chemotactic behavior and receptor covalent modification have been examined. Plasmids that contain the cheW gene behind a regulatable promoter complement a cheW mutation when the CheW ...

journal_title：Journal of bacteriology

authors： Sanders DA,Mendez B,Koshland DE Jr

更新日期：1989-11-01 00:00:00

abstract：UNLABELLED:Bacteriophytochrome photoreceptors (BphPs) and their cognate response regulators make up two-component signal transduction systems which direct bacteria to mount phenotypic responses to changes in environmental light quality. Most of these systems utilize single-domain response regulators to transduce signal...

journal_title：Journal of bacteriology

authors： Baker AW,Satyshur KA,Moreno Morales N,Forest KT

更新日期：2016-03-31 00:00:00

abstract：:Growth of Escherichia coli B in simple media enriched with Mn(II) resulted in the elevation of the manganese-containing superoxide dismutase, whereas growth in such medium enriched with iron caused increased content of the iron-containing superoxide dismutase. Enrichment of the medium with Co(II), Cu(II), Mo(VI), Zn(I...

journal_title：Journal of bacteriology

authors： Pugh SY,DiGuiseppi JL,Fridovich I

更新日期：1984-10-01 00:00:00

abstract：:The messenger ribonucleic acid (mRNA) pattern of log-phase and sporulating cells of Bacillus subtilis has been analyzed by deoxyribonucleic acid (DNA)-RNA hybrid studies with the complementary-strand fragments of DNA. Approximately 80% of the mRNA of log-phase and sporulating cells from stages I, III, and IV hybridize...

journal_title：Journal of bacteriology

authors： Sumida-Yasumoto C,Doi RH

更新日期：1974-02-01 00:00:00

abstract：:We purified membrane-bound cytochrome c-550 [cytochrome c-550(m)] to an electrophoretically homogeneous state from Nitrobacter winogradskyi. The cytochrome showed peaks at 409 and 525 nm in the oxidized form and peaks at 416, 521, and 550 nm in the reduced form. The molecular weight of the cytochrome was estimated to ...

journal_title：Journal of bacteriology

authors： Nomoto T,Fukumori Y,Yamanaka T

更新日期：1993-07-01 00:00:00

abstract：:DNA polymerase activities in fractionated cell extract of Aeropyrum pernix, a hyperthermophilic crenarchaeote, were investigated. Aphidicolin-sensitive (fraction I) and aphidicolin-resistant (fraction II) activities were detected. The activity in fraction I was more heat stable than that in fraction II. Two different ...

journal_title：Journal of bacteriology

authors： Cann IK,Ishino S,Nomura N,Sako Y,Ishino Y

更新日期：1999-10-01 00:00:00

abstract：:The polymerase chain reaction (PCR) has been used to amplify DNA fragments by using eucaryotic genomic DNA as a template. We show that bacterial genomic DNA can be used as a template for PCR amplification. We demonstrate that DNA fragments at least as large as 4,400 base pairs can be amplified with fidelity and that t...

journal_title：Journal of bacteriology

authors： Shyamala V,Ames GF

更新日期：1989-03-01 00:00:00

abstract：:We determined, under several growth conditions, the kinetics of mRNA synthesis from the four Pseudomonas putida pWW0 plasmid promoters involved in degradation of xylenes and methylbenzyl alcohols via toluates. Transcription by XylS of the meta-cleavage pathway operon promoter (Pm) for the metabolism of alkylbenzoates ...

journal_title：Journal of bacteriology

authors： Marqués S,Holtel A,Timmis KN,Ramos JL

更新日期：1994-05-01 00:00:00

abstract：:Functional domain structures of pyocins AP41, S1, and S2 were assigned by examining the functions of chimeric pyocins and deletion derivatives. Pyocins AP41, S1, and S2 are essentially composed of three domains, the receptor-binding domain, the translocation domain, and the DNase domain, in that order from the N termi...

journal_title：Journal of bacteriology

authors： Sano Y,Kobayashi M,Kageyama M

更新日期：1993-10-01 00:00:00

abstract：:Group B streptococcus (GBS) pili may enhance colonization and infection by mediating bacterial adhesion to host cells, invasion across endothelial and epithelial barriers, and resistance to bacterial ingestion and killing by host phagocytes. However, it remains unclear how pilus expression is regulated and how modulat...

journal_title：Journal of bacteriology

authors： Jiang S,Park SE,Yadav P,Paoletti LC,Wessels MR

更新日期：2012-05-01 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 Azorhizobium nifA promoter (PnifA) is positively regulated by two physiological signal transduction pathways, NtrBC, which signals anabolic N status, and FixLJK, which signals prevailing O2 status. Yet, PnifA response (gene product per unit time) to these two activating signals together is more than twice that of ...

journal_title：Journal of bacteriology

authors： Loroch AI,Nguyen BG,Ludwig RA

更新日期：1995-12-01 00:00:00

abstract：:In recent work, we described the excision of a large genomic region from Enterococcus faecium D344R in which the sequence from "joint" regions suggested that excision resulted from the interaction of conjugative transposon Tn916 and the related mobile element Tn5386. In the present study, we examined the ability of in...

journal_title：Journal of bacteriology

authors： Rice LB,Carias LL,Hutton-Thomas R,Rudin S

更新日期：2007-05-01 00:00:00

abstract：:The products of the bvgAS locus coordinately regulate expression of the Bordetella pertussis virulence regulon in response to environmental signals. Transcription of bvgAS-activated genes is nearly eliminated by several modulating conditions, including the presence of sulfate anion or nicotinic acid and growth at low ...

journal_title：Journal of bacteriology

authors： Miller JF,Johnson SA,Black WJ,Beattie DT,Mekalanos JJ,Falkow S

更新日期：1992-02-01 00:00:00

abstract：:Mycoplasma fermentans is a microorganism commonly found in the genitourinary and respiratory tracts of healthy individuals and AIDS patients. The complete genome of the repetitive-sequence-rich M. fermentans strain M64 is reported here. Comparative genomics analysis revealed dramatic differences in genome size between...

journal_title：Journal of bacteriology

authors： Shu HW,Liu TT,Chan HI,Liu YM,Wu KM,Shu HY,Tsai SF,Hsiao KJ,Hu WS,Ng WV

更新日期：2011-08-01 00:00:00

abstract：:An exonuclease III-deficient strain of Escherichia coli K-12, BW2001 (xthA11), was unable to perform rapid repair of X-ray-induced deoxyribonucleic acid single-strand breaks and appeared to have a defect in the priming of the 3'-termini necessary for initiation of repair synthesis at the breaks. This defect cannot be ...

journal_title：Journal of bacteriology

authors： Seeberg E,Steinum AL

更新日期：1980-03-01 00:00:00

abstract：:We demonstrate that expression of the UGA1, CAN1, GAP1, PUT1, PUT2, PUT4, and DAL4 genes is sensitive to nitrogen catabolite repression. The expression of all these genes, with the exception of UGA1 and PUT2, also required a functional GLN3 protein. In addition, GLN3 protein was required for expression of the DAL1, DA...

journal_title：Journal of bacteriology

authors： Daugherty JR,Rai R,el Berry HM,Cooper TG

更新日期：1993-01-01 00:00:00

abstract：:Tetracycline resistance of three Bacteroides fragilis strains was shown to be inducible by subinhibitory concentrations of tetracycline. Tetracycline resistance markers could be transferred to another B. fragilis strain by filter mating. The transferability was inducible by subinhibitory concentrations of tetracycline...

journal_title：Journal of bacteriology

authors： Rashtchian A,Dubes GR,Booth SJ

更新日期：1982-04-01 00:00:00

abstract：:We have identified and characterized enzymes of phospholipid synthesis in two plasmalogen-rich anaerobes. Megasphaera elsdenii and Veillonella parvula, and one anaerobe lacking plasmalogens. Desulfovibrio vulgaris. All three species contained phosphatidate cytidylyltransferase and phosphatidylserine synthase. Phosphat...

journal_title：Journal of bacteriology

authors： Silber P,Borie RP,Mikowski EJ,Goldfine H

更新日期：1981-07-01 00:00:00

abstract：:Brubaker, Robert R. (Fort Detrick, Frederick, Md.) and Michael J. Surgalla. Pesticins. II. Production of pesticin I and II. J. Bacteriol. 84:539-545. 1962.-Pesticin I was separated from pesticin I inhibitor by ion-exchange chromatography of cell-free culture supernatant fluids and by acid precipitation of soluble prep...

journal_title：Journal of bacteriology

authors： BRUBAKER RR,SURGALLA MJ

更新日期：1962-09-01 00:00:00

abstract：:By means of the general procedure of Casadaban (J. Mol. Biol. 104: 541-556, 1976), the lac genes carried on a lambda-Mu-1 hybrid phage were inserted into a temperature-inducible Mu-1 prophage that had earlier been inserted into a site near the beginning of the ilvC gene of Escherichia coli strain K-12. Selection of te...

journal_title：Journal of bacteriology

authors： Smith JM,Umbarger HE

更新日期：1977-12-01 00:00:00

abstract：:We previously clarified that the chitinase from the hyperthermophilic archaeon Thermococcus kodakaraensis KOD1 produces diacetylchitobiose (GlcNAc(2)) as an end product from chitin. Here we sought to identify enzymes in T. kodakaraensis that were involved in the further degradation of GlcNAc(2). Through a search of th...

journal_title：Journal of bacteriology

authors： Tanaka T,Fukui T,Atomi H,Imanaka T

更新日期：2003-09-01 00:00:00

abstract：:Components of membranes isolated from Spiroplasma citri and corn stunt spiroplasma grown at 28 degrees C were analyzed. On a protein basis, lipid phosphorus was lower and cholesterol was higher in S. citri. Only minor differences between the two species were found in fatty acid composition, reduced nicotinamide adenin...

journal_title：Journal of bacteriology

authors： Mudd JB,Lee IM,Liu HY,Calavan EC

更新日期：1979-02-01 00:00:00

abstract：:Bacillus subtilis undergoes a highly distinctive division during spore formation. It yields two unequal cells, the mother cell and the prespore, and septum formation is completed before the origin-distal 70% of the chromosome has entered the smaller prespore. The mother cell subsequently engulfs the prespore. Two diff...

journal_title：Journal of bacteriology

authors： Bogush M,Xenopoulos P,Piggot PJ

更新日期：2007-05-01 00:00:00

abstract：:The rep gene function of Escherichia coli is essential for the replication of P2 and phiX174 double-stranded deoxyribonucleic acid (DNA). Compared with isogenic rep(+) strains, rep mutants show the following characteristics: larger cell size, more DNA per cell, and a slightly lower DNA/mass ratio. The replicating rep ...

journal_title：Journal of bacteriology

authors： Lane HE,Denhardt DT

更新日期：1974-11-01 00:00:00

abstract：:The inner or cytoplasmic membrane fraction of the cell envelope of Escherichia coli was isolated by isopycnic centrifugation on sucrose gradients. The membrane proteins were analyzed by electrophoresis in sodium dodecyl sulfate-polyacrylamide gels (8.5%), and up to 56 bands were resolved. Different preparations gave v...

journal_title：Journal of bacteriology

authors： Spencer ME,Guest JR

更新日期：1974-03-01 00:00:00

abstract：:Anaerobic growth of Klebsiella aerogenes NCDO 711 (NCTC 418) on citrate was dependent on the presence of Na+ in the medium, and fermentation of citrate was mediated via the fermentation pathway enzymes, citrate lyase and a Na+-dependent oxalacetate decarboxylase. This confirms the previous findings on strain NCTC 418....

journal_title：Journal of bacteriology

authors： O'Brien RW

更新日期：1975-05-01 00:00:00

abstract：:Phosphoenolpyruvate carboxylase (EC 4.1.1.31) from Azotobacter vinelandii, like the corresponding enzyme from other organisms, is activated by acetyl coenzyme A and inhibited by l-aspartate. Both modifiers affect primarily the affinity of the enzyme for phosphoenolpyruvate. This is the first enzyme with a strictly ana...

journal_title：Journal of bacteriology

authors： Liao CL,Atkinson DE

更新日期：1971-04-01 00:00:00

abstract：:The gammaproteobacterium Shewanella oneidensis MR-1 utilizes a complex electron transfer network composed primarily of c-type cytochromes to respire under anoxic conditions a variety of compounds, including fumarate, nitrate, and dimethyl sulfoxide (DMSO), in addition to the minerals Fe(III) and Mn(IV). Central to sev...

journal_title：Journal of bacteriology

authors： Cordova CD,Schicklberger MF,Yu Y,Spormann AM

更新日期：2011-05-01 00:00:00

abstract：:We have isolated the gene encoding L-allo-threonine aldolase (L-allo-TA) from Aeromonas jandaei DK-39, a pyridoxal 5'-phosphate (PLP)-dependent enzyme that stereospecifically catalyzes the interconversion of L-allo-threonine and glycine. The gene contains an open reading frame consisting of 1,014 nucleotides correspon...

journal_title：Journal of bacteriology

authors： Liu JQ,Dairi T,Kataoka M,Shimizu S,Yamada H

更新日期：1997-06-01 00:00:00