Nature of the promoter activated by C.PvuII, an unusual regulatory protein conserved among restriction-modification systems.

abstract：:Agrobacterium tumefaciens R10 was mutagenized by using the promoter probe transposon Tn5-gusA7, and a library of approximately 5,000 transcriptional fusions was screened for octopine-inducible patterns of gene expression. Twenty-one mutants carrying strongly inducible gusA fusions, 20 of which showed defects in the ca...

journal_title：Journal of bacteriology

authors： Cho K,Fuqua C,Martin BS,Winans SC

更新日期：1996-04-01 00:00:00

abstract：:Analysis of chlorobenzene-degrading transconjugants of Pseudomonas putida F1 which had acquired the genes for chlorocatechol degradation (clc) from Pseudomonas sp. strain B13 revealed that the clc gene cluster was present on a 105-kb amplifiable genetic element (named the clc element). In one such transconjugant, P. p...

journal_title：Journal of bacteriology

authors： Ravatn R,Studer S,Springael D,Zehnder AJ,van der Meer JR

更新日期：1998-09-01 00:00:00

abstract：:CooA is a heme-containing transcriptional activator that enables Rhodospirillum rubrum to sense and grow on CO as a sole energy source. We have identified a number of CooA homologs through database searches, expressed these heterologously in Escherichia coli, and monitored their ability to respond to CO in vivo. Furth...

journal_title：Journal of bacteriology

authors： Youn H,Kerby RL,Conrad M,Roberts GP

更新日期：2004-03-01 00:00:00

abstract：:We examined tryptophan regulation in merodiploid hybrids in which a plasmid carrying the trp operon of Escherichia was introduced into Trp mutants of other enteric genera, or in which a plasmid carrying the trpR+ (repressor) gene of E. coli was transfered into fully constitutive trpR mutants of other genera. In these ...

journal_title：Journal of bacteriology

authors： Manson MD,Yanofsky C

更新日期：1976-05-01 00:00:00

abstract：:Gaines, Sidney (Walter Reed Army Institute of Research, Washington, D.C.), Julius A. Currie, and Joseph G. Tully. Detection and persistence of Vi antigen in tissues of actively immunized mice. J. Bacteriol. 89:776-781. 1965.-The presence, distribution, and persistence of Vi antigen in mouse tissue was determined by me...

journal_title：Journal of bacteriology

authors： GAINES S,CURRIE JA,TULLY JG

更新日期：1965-03-01 00:00:00

abstract：:Uranyl nitrate inhibited the transport of several amino acids, a vitamin, and a disaccharide into yeast. ...

journal_title：Journal of bacteriology

authors： Maxwell WA,Metzler R,Spoerl E

更新日期：1971-03-01 00:00:00

abstract：:In this report we present the first description of the isolation and partial characterization of the deoxyribonucleic acid (DNA) polymerase activity from two species of Mycoplasmatales, Mycoplasma orale type 1 and M. hyorhinis. We have identified only a single DNA polymerase species in the mycoplasma crude extracts, a...

journal_title：Journal of bacteriology

authors： Mills LB,Stanbridge EJ,Sedwick WD,Korn D

更新日期：1977-11-01 00:00:00

abstract：:The ASM Conference on Mechanisms of Interbacterial Cooperation and Competition was held in Washington DC, from 1 to 4 March 2017. The conference provided an international forum for sociomicrobiologists from different disciplines to present and discuss new findings. The meeting covered a wide range of topics, spanning ...

journal_title：Journal of bacteriology

authors： Lories B,Parijs I,Foster KR,Steenackers HP

更新日期：2017-08-14 00:00:00

abstract：:Cells of the cyanobacterium Anabaena variabilis starved for phosphate for 3 days took up phosphate at about 100 times the rate of unstarved cells. Kinetic data suggested that a new transport system had been induced by starvation for phosphate. The inducible phosphate transport system was quickly repressed by addition ...

journal_title：Journal of bacteriology

authors： Thiel T

更新日期：1988-03-01 00:00:00

abstract：:NO, a free radical gas, is the signal for Nitrosomonas europaea cells to switch between different growth modes. At an NO concentration of more than 30 ppm, biofilm formation by N. europaea was induced. NO concentrations below 5 ppm led to a reversal of the biofilm formation, and the numbers of motile and planktonic (m...

journal_title：Journal of bacteriology

authors： Schmidt I,Steenbakkers PJ,op den Camp HJ,Schmidt K,Jetten MS

更新日期：2004-05-01 00:00:00

abstract：:Trent, Dennis W. (University of Oklahoma School of Medicine, Oklahoma City) and L. Vernon Scott. Colorado tick fever virus in cell culture. I. Cell-type susceptibility and interaction with L cells. J. Bacteriol. 88:702-708. 1964.-Colorado tick fever (CTF) virus was serially propagated in monolayer cultures of L and FL...

journal_title：Journal of bacteriology

authors： TRENT DW,SCOTT LV

更新日期：1964-09-01 00:00:00

abstract：:Both fi(+) and fi(-) type R factors function as intact replicative units when segregated into Escherichia coli minicells. Hybridization studies demonstrate that at least 95% of the deoxyribonucleic acid (DNA) in R(+) minicells is episomal in origin. About half of the DNA can be extracted in a closed circular form and ...

journal_title：Journal of bacteriology

authors： Levy SB

更新日期：1971-10-01 00:00:00

abstract：:The group A Streptococcus (GAS) sof gene encodes the serum opacity factor protein, which is capable of opacifying mammalian sera and binding at least two host proteins, fibronectin and fibrinogen. The sof gene exists in approximately 50% of clinical isolates, and there is a classical association of so-called nephritog...

journal_title：Journal of bacteriology

authors： Jeng A,Sakota V,Li Z,Datta V,Beall B,Nizet V

更新日期：2003-02-01 00:00:00

abstract：:Bishop, D. G. (University of Sydney, Sydney, Australia), and J. L. Still. Fatty acid metabolism in Serratia marcescens. J. Bacteriol. 82:370-375. 1961.-A study has been made of the oxidation of saturated fatty acids containing between two and 18 carbon atoms by whole cells of the bacterium, Serratia marcescens. This o...

journal_title：Journal of bacteriology

authors： Bishop DG,Still JL

更新日期：1961-09-01 00:00:00

abstract：:Acid hydrolysates of 140 strains, representing 11 species of the genus Bacteroides, were analyzed by capillary gas-liquid chromatography for total cellular fatty acid. All samples contained components which appeared to be hydroxy fatty acid. The relative amount and chain length distribution of the hydroxy fatty acids,...

journal_title：Journal of bacteriology

authors： Mayberry WR

更新日期：1980-08-01 00:00:00

abstract：:Oligoribonuclease, an exoribonuclease specific for small oligoribonucleotides, was initially characterized 20 years ago (S. K. Niyogi and A. K. Datta, J. Biol. Chem. 250:7307-7312, 1975) and shown to be different from RNase II and polynucleotide phosphorylase. Here we demonstrate, using mutant strains and purified enz...

journal_title：Journal of bacteriology

authors： Yu D,Deutscher MP

更新日期：1995-07-01 00:00:00

abstract：:Proline-requiring mutants of Saccharomyces cerevisiae were isolated. Each mutation is recessive and is inherited as expected for a single nuclear gene. Three complementation groups cold be defined which are believed to correspond to mutations in the three genes (pro1, pro2, and pro3) coding for the three enzymes of th...

journal_title：Journal of bacteriology

authors： Brandriss MC

更新日期：1979-06-01 00:00:00

abstract：:A previously constructed trp-S-lacZ fusion encoding a hybrid protein with beta-galactosidase activity was subcloned from a multicopy plasmid onto a lambda vector. Single-copy lysogens of lambda trpS-lacZ were used to determine whether trpS was regulated in a manner similar to that of other aminoacyl-tRNA synthetases. ...

journal_title：Journal of bacteriology

authors： Hall CV,Yanofsky C

更新日期：1982-08-01 00:00:00

abstract：:A temperate bacteriophage that determines the expression of enterohemolysin was isolated from Escherichia coli O26 strain C3888. The genetic determinant associated with enterohemolysin production (E-Hly determinant) was cloned from EcoRI-digested bacteriophage DNA in vector plasmid pUC8. pUC8 recombinant plasmid pEO19...

journal_title：Journal of bacteriology

authors： Beutin L,Bode L,Ozel M,Stephan R

更新日期：1990-11-01 00:00:00

abstract：:The minimal origin of replication of the broad-host-range plasmid RK2 has two potential recognition sequences for the DnaA protein of Escherichia coli. DNA transfer by transformation into a dnaA-null mutant of E. coli showed that DnaA protein is needed for replication or maintenance of mini-RK2. We isolated and purifi...

journal_title：Journal of bacteriology

authors： Gaylo PJ,Turjman N,Bastia D

更新日期：1987-10-01 00:00:00

abstract：:PhoB is the response regulator of the Pho regulon. It is composed of two distinct domains, an N-terminal receiver domain and a C-terminal output domain that binds DNA and interacts with sigma(70) to activate transcription of the Pho regulon. Phosphorylation of the receiver domain is required for activation of the prot...

journal_title：Journal of bacteriology

authors： Ellison DW,McCleary WR

更新日期：2000-12-01 00:00:00

abstract：:Helicobacter pylori urease requires nickel ions in the enzyme active site for catalytic activity. Nickel ions must, therefore, be actively acquired by the bacterium. NixA (high-affinity nickel transport protein)-deficient mutants of H. pylori retain significant urease activity, suggesting the presence of alternate nic...

journal_title：Journal of bacteriology

authors： Hendricks JK,Mobley HL

更新日期：1997-09-01 00:00:00

abstract：:Neisseria meningitidis can be the causative agent of meningitis or septicemia. This bacterium expresses type IV pili, which mediate a variety of functions, including autoagglutination, twitching motility, biofilm formation, adherence, and DNA uptake during transformation. The secretin PilQ supports type IV pilus extru...

journal_title：Journal of bacteriology

authors： Balasingham SV,Collins RF,Assalkhou R,Homberset H,Frye SA,Derrick JP,Tønjum T

更新日期：2007-08-01 00:00:00

abstract：:Cohen, Jay O. (Communicable Disease Center, Atlanta, Ga.), Glenda S. Cowart, and William B. Cherry. Antibodies against Staphylococcus aureus in nonimmunized rabbits. J. Bacteriol. 82:110-114. 1961.-Antibody against staphylococci was demonstrated in the serum of each of 36 nonimmunized specific-pathogen-free rabbits th...

journal_title：Journal of bacteriology

authors： COHEN JO,COWART GS,CHERRY WB

更新日期：1961-07-01 00:00:00

abstract：:Expression of fimA, the structural gene for type 1 fimbriae of Escherichia coli, is phase variable. Significant homologies were identified between the recombinases which control fimbrial phase variation, FimB and FimE, and the integrase class of site-specific recombinases. Normal expression of fimA was shown to requir...

journal_title：Journal of bacteriology

authors： Dorman CJ,Higgins CF

更新日期：1987-08-01 00:00:00

abstract：:The E. coli RelA protein is a ribosome-dependent (p)ppGpp synthetase that is activated in response to amino acid starvation. RelA can be dissected both functionally and physically into two domains: The N-terminal domain (NTD) (amino acids [aa] 1 to 455) contains the catalytic domain of RelA, and the C-terminal domain ...

journal_title：Journal of bacteriology

authors： Gropp M,Strausz Y,Gross M,Glaser G

更新日期：2001-01-01 00:00:00

abstract：:A positive selection method was used to isolate four Saccharomyces cerevisiae mutations that cause derepressed synthesis of asparaginase II. The four mutations (and1, and2, and3, and4) were neither closely linked to each other nor linked to previously characterized mutations (asp3, asp6) which cause the complete loss ...

journal_title：Journal of bacteriology

authors： Kamerud JQ,Roon RJ

更新日期：1986-01-01 00:00:00

abstract：:A mutant of Escherichia coli is described which is defective in the conversion of arginine to putrescine. The activity of the enzyme agmatine ureohydrolase is greatly reduced, whereas the activity of the other two enzymes of the pathway, the constitutive arginine decarboxylase and the inducible arginine decarboxylase,...

journal_title：Journal of bacteriology

authors： Hirshfield IN,Rosenfeld HJ,Leifer Z,Maas WK

更新日期：1970-03-01 00:00:00

abstract：:Ramakrishnan, T. (Yale University, New Haven, Conn.), and Edward A. Adelberg. Regulatory mechanisms in the biosynthesis of isoleucine and valine. II. Identification of two operator genes. J. Bacteriol. 89:654-660. 1965.-A tightly clustered set of five structural genes governs the synthesis of the five enzymes of isole...

journal_title：Journal of bacteriology

authors： RAMAKRISHNAN T,ADELBERG EA

更新日期：1965-03-01 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