Bacillus subtilis gene involved in cell division, sporulation, and exoenzyme secretion.

abstract：:Maleylacetate reductase (EC 1.3.1.32) plays a major role in the degradation of chloroaromatic compounds by channelling maleylacetate and some chlorinated derivatives into the 3-oxoadipate pathway. Several substituted maleylacetates were prepared in situ by alkaline or enzymatic hydrolysis of dienelactones as the precu...

journal_title：Journal of bacteriology

authors： Kaschabek SR,Reineke W

更新日期：1995-01-01 00:00:00

abstract：:We have isolated mutations that block sporulation after formation of the polar septum in Bacillus subtilis. These mutations were mapped to the two genes of a new locus, spoIIS. Inactivation of the second gene, spoIISB, decreases sporulation efficiency by 4 orders of magnitude. Inactivation of the first gene, spoIISA, ...

journal_title：Journal of bacteriology

authors： Adler E,Barák I,Stragier P

更新日期：2001-06-01 00:00:00

abstract：:A mutant, cyaR1, affecting regulation of adenylate cyclase expression or activity is described. It was obtained as a thermoresistant revertant of a strain harboring a thermosensitive transcription termination factor, rho (rho-15). This mutant failed to synthesize adenosine 3',5'-phosphate and exhibited a carbohydrate-...

journal_title：Journal of bacteriology

authors： Guidi-Rontani C,Danchin A,Ullmann A

更新日期：1981-12-01 00:00:00

abstract：:The kinA (spoIIJ) locus contains a single gene which codes for a protein of 69,170 daltons showing strong homology to the transmitter kinases of two component regulatory systems. The purified kinase autophosphorylates in the presence of ATP and mediates the transfer of phosphate to the Spo0A and Spo0F sporulation regu...

journal_title：Journal of bacteriology

authors： Perego M,Cole SP,Burbulys D,Trach K,Hoch JA

更新日期：1989-11-01 00:00:00

abstract：:Mutants of Rhizobium leguminosarum which are deficient in normal polysaccharide production have been isolated and characterized. A correlation between diminished production of extracellular polysaccharide and reduced infection and nodulation efficiency has been observed. ...

journal_title：Journal of bacteriology

authors： Napoli C,Albersheim P

更新日期：1980-03-01 00:00:00

abstract：:Enhancement of the production of soluble recombinant penicillin acylase in Escherichia coli via coexpression of a periplasmic protease/chaperone, DegP, was demonstrated. Coexpression of DegP resulted in a shift of in vivo penicillin acylase (PAC) synthesis flux from the nonproductive pathway to the productive one when...

journal_title：Journal of bacteriology

authors： Pan KL,Hsiao HC,Weng CL,Wu MS,Chou CP

更新日期：2003-05-01 00:00:00

abstract：:Unlike the great majority of the aerobactin-producing enteric bacteria documented in the literature, Enterobacter cloacae EK33, isolated from a case of human neonatal meningitis, did not show any homology at the DNA level with the prototype aerobactin system encoded by the ColV-K30 plasmid. However, both the nuclear m...

journal_title：Journal of bacteriology

authors： Crosa LM,Wolf MK,Actis LA,Sanders-Loehr J,Crosa JH

更新日期：1988-12-01 00:00:00

abstract：:FK-506-binding proteins (FKBPs), which in T cells are supposed to mediate the immunosuppressive effects of the compounds FK-506 and rapamycin, have been isolated from Streptomyces chrysomallus, S. hygroscopicus subsp. ascomyceticus, and S. hygroscopicus. The latter two strains are producers of ascomycin (the ethyl ana...

journal_title：Journal of bacteriology

authors： Pahl A,Keller U

更新日期：1992-09-01 00:00:00

abstract：:Caulobacter crescentus trp mutants were identified from a collection of auxotrophs. Precursor feeding experiments, accumulation studies, and complementation experiments resulted in the identification of six genes corresponding to trpA, trpB, trpC, trpD, trpE, and trpF. Genetic mapping experiments demonstrated that the...

journal_title：Journal of bacteriology

authors： Winkler ME,Schoenlein PV,Ross CM,Barrett JT,Ely B

更新日期：1984-10-01 00:00:00

abstract：:An extracellular, 700,000-Mr multiprotein complex that catalyzed the hydrolysis of crystalline cellulose (Avicel) was isolated from cultures of Clostridium sp. strain C7, a mesophile from freshwater sediment. In addition to cellulose (Avicel, ball-milled filter paper), the multiprotein complex hydrolyzed carboxymethyl...

journal_title：Journal of bacteriology

authors： Cavedon K,Leschine SB,Canale-Parola E

更新日期：1990-08-01 00:00:00

abstract：:Adler, H. E. (University of California, Davis), M. Shifrine, and Herrad Ortmayer. Mycoplasma inocuum sp. n., a saprophyte from chickens. J. Bacteriol. 82:239-240. 1961.-A new species of Mycoplasma was isolated from the infraorbital sinuses of chickens. The organism, a saprophyte, differs from all known mycoplasmas of ...

journal_title：Journal of bacteriology

authors： ADLER HE,SHIFRINE M,ORTMAYER H

更新日期：1961-08-01 00:00:00

abstract：:Clostridium perfringens type B and D isolates produce epsilon-toxin, the third most potent clostridial toxin. The epsilon-toxin gene (etx) is plasmid borne in type D isolates, but etx genetics have been poorly studied in type B isolates. This study reports the first sequencing of any etx plasmid, i.e., pCP8533etx, fro...

journal_title：Journal of bacteriology

authors： Miyamoto K,Li J,Sayeed S,Akimoto S,McClane BA

更新日期：2008-11-01 00:00:00

abstract：:The widely conserved second messenger cyclic diguanosine monophosphate (c-di-GMP) plays a key role in quorum-sensing (QS)-dependent production of virulence factors in Xanthomonas campestris pv. campestris. The detection of QS diffusible signal factor (DSF) by the sensor RpfC leads to the activation of response regulat...

journal_title：Journal of bacteriology

authors： Tao F,He YW,Wu DH,Swarup S,Zhang LH

更新日期：2010-02-01 00:00:00

abstract：:Coat-stripped spores suspended in hypertonic solutions and supplied with two essential cations can be converted into viable protoplasts by lysozyme digestion of both cortex and germ cell wall. Calcium ions are necessary to prevent membrane rupture, and magnesium ions are necessary for changes indicative of hydration o...

journal_title：Journal of bacteriology

authors： Fitz-James PC

更新日期：1971-03-01 00:00:00

abstract：:Tests for utilization of d-octopine and nopaline in defined media containing a carbon and nitrogen source were made on 60 strains of Agrobacterium representing four species and on a representative of each of five species of Rhizobium. Among 46 virulent strains of Agrobacterium, only two strains were found which utiliz...

journal_title：Journal of bacteriology

authors： Lippincott JA,Beiderbeck R,Lippincott BB

更新日期：1973-10-01 00:00:00

abstract：:After UV irradiation, Escherichia coli uvrA mutant cells show higher survival on minimal than on rich growth medium, i.e., they show minimal-medium recovery. This effect of rich growth medium on survival is not observed in a uvrA mutant carrying an mmrA1 mutation, and the uvrA mmrA strain showed the same survival rate...

journal_title：Journal of bacteriology

authors： Sharma RC,Sargentini NJ,Smith KC

更新日期：1983-05-01 00:00:00

abstract：:The AraC homolog ToxT coordinately regulates virulence gene expression in Vibrio cholerae. ToxT is required for transcriptional activation of the genes encoding cholera toxin and the toxin coregulated pilus, among others. In this work we focused on the interaction of ToxT with the tcpA promoter and investigated the me...

journal_title：Journal of bacteriology

authors： Hulbert RR,Taylor RK

更新日期：2002-10-01 00:00:00

abstract：:The motility of Spirillum volutans is caused by the rotation of each polar flagellar fascicle in a direction opposite to that of the more slowly rotating cell. Both flagella form cones of revolution oriented in the same direction. When the cell reverses its motion, both fascicles simultaneously reverse their rotation ...

journal_title：Journal of bacteriology

authors： Krieg NR,Tomelty JP,Wells JS Jr

更新日期：1967-11-01 00:00:00

abstract：:Protoplast fusion between the Rec- mutant RN981 (L. Wyman, R. V. Goering, and R. P. Novick, Genetics 76:681-702, 1974) of Staphylococcus aureus NCTC 8325 and a Rec+ NCTC 8325 derivative yielded Rec+ recombinants that exhibited the increased sensitivity to N-methyl-N'-nitro-N-nitrosoguanidine characteristic of RN981. T...

journal_title：Journal of bacteriology

authors： Tam JE,Pattee PA

更新日期：1986-11-01 00:00:00

abstract：:The Escherichia coli LytB protein regulates the activity of guanosine 3',5'-bispyrophosphate synthetase I (RelA). A Southern blot analysis of chromosomal DNA with the E. coli lytB gene as a probe revealed the presence of lytB homologs in all of the gram-negative bacterial species examined but not in gram-positive spec...

journal_title：Journal of bacteriology

authors： Potter S,Yang X,Boulanger MJ,Ishiguro EE

更新日期：1998-04-01 00:00:00

abstract：:In Escherichia coli, the phn operon encodes proteins responsible for the uptake and breakdown of phosphonates. The C-P (carbon-phosphorus) lyase enzyme encoded by this operon which catalyzes the cleavage of C-P bonds in phosphonates has been recalcitrant to biochemical characterization. To advance the understanding of...

journal_title：Journal of bacteriology

authors： Parker GF,Higgins TP,Hawkes T,Robson RL

更新日期：1999-01-01 00:00:00

abstract：:Bacteriocin 28b from Serratia marcescens binds to Escherichia coli outer membrane proteins OmpA and OmpF and to lipopolysaccharide (LPS) core (J. Enfedaque, S. Ferrer, J. F. Guasch, J. Tomás, and M. Requé, Can. J. Microbiol. 42:19-26, 1996). A cosmid-based genomic library of S. marcescens was introduced into E. coli N...

journal_title：Journal of bacteriology

authors： Guasch JF,Piqué N,Climent N,Ferrer S,Merino S,Rubires X,Tomas JM,Regué M

更新日期：1996-10-01 00:00:00

abstract：:Riemerella anatipestifer is responsible for exudative septicemia in ducks. The genetic determinant of the CAMP cohemolysin, cam, from a strain of R. anatipestifer was cloned and expressed in Escherichia coli. Chromosomal DNA from serotype 19 strain 30/90 was used to construct a gene library in pBluescript II SK(-) vec...

journal_title：Journal of bacteriology

authors： Crasta KC,Chua KL,Subramaniam S,Frey J,Loh H,Tan HM

更新日期：2002-04-01 00:00:00

abstract：:Short-term labeling with radioactive thymidine led to inaccurate estimates of deoxyribonucleic acid synthesis at some growth rates in steady-state cultures of Escherichia coli B/r. Estimates were corrected in chemostat cultures by adding adenosine, a known inhibitor of thymidine phosphorylase. ...

journal_title：Journal of bacteriology

authors： Kubitschek HE,Valdez D,Freedman ML

更新日期：1972-06-01 00:00:00

abstract：:Previous studies have shown that narL+ is required for nitrate induction of nitrate reductase synthesis and for nitrate inhibition of fumarate reductase synthesis in Escherichia coli. We cloned narL on a 5.1-kilobase HindIII fragment. Our clone also contained a previously unidentified gene, which we propose to designa...

journal_title：Journal of bacteriology

authors： Stewart V,Parales J Jr

更新日期：1988-04-01 00:00:00

abstract：:An endonuclease was detected in strains of Salmonella typhimurium containing the drug resistance plasmid pKM101. The enzyme was not detectable in strains lacking this plasmid, but it was present in strains containing mutants of pKM101 that were no longer able to enhance host cell mutagenesis. The endonuclease had a mo...

journal_title：Journal of bacteriology

authors： Lackey D,Walker GC,Keng T,Linn S

更新日期：1977-08-01 00:00:00

abstract：:In this study, we demonstrated that the surface-expressed enolase from diarrheal isolate SSU of Aeromonas hydrophila bound to human plasminogen and facilitated the latter's tissue-type plasminogen activator-mediated activation to plasmin. The bacterial surface-bound plasmin was more resistant to the action of its spec...

journal_title：Journal of bacteriology

authors： Sha J,Erova TE,Alyea RA,Wang S,Olano JP,Pancholi V,Chopra AK

更新日期：2009-05-01 00:00:00

abstract：:Pseudomonas syringae pv. tabaci 6605 possesses a genetic region involved in flagellin glycosylation. This region is composed of three open reading frames: orf1, orf2, and orf3. Our previous study revealed that orf1 and orf2 encode glycosyltransferases; on the other hand, orf3 has no role in posttranslational modificat...

journal_title：Journal of bacteriology

authors： Taguchi F,Ogawa Y,Takeuchi K,Suzuki T,Toyoda K,Shiraishi T,Ichinose Y

更新日期：2006-12-01 00:00:00

abstract：:Lipopolysaccharide (LPS) fractions were isolated from three species of blue-green algae of the genus Phormidium, namely, P. africanum, P. laminosum, and P. uncinatum, by using a phenol-water procedure followed by exhaustive extraction with ammonium oxalate. The materials obtained were shown to be closely related bioch...

journal_title：Journal of bacteriology

authors： Mikheyskaya LV,Ovodova RG,Ovodov YS

更新日期：1977-04-01 00:00:00

abstract：:We detected inducible melibiose transport activity in cells of Enterobacter cloacae IID977. H+, but not Na+, was found to be the coupling cation for this transporter. We cloned and sequenced the gene encoding the melibiose transporter. A homology search of a protein sequence database revealed that this melibiose trans...

journal_title：Journal of bacteriology

authors： Okazaki N,Jue XX,Miyake H,Kuroda M,Shimamoto T,Tsuchiya T

更新日期：1997-07-01 00:00:00