Published in J Bacteriol on January 01, 1997
Molecular determinants of a symbiotic chronic infection. Annu Rev Genet (2008) 2.02
Detection of and response to signals involved in host-microbe interactions by plant-associated bacteria. Microbiol Mol Biol Rev (2005) 1.74
Chronic intracellular infection of alfalfa nodules by Sinorhizobium meliloti requires correct lipopolysaccharide core. Proc Natl Acad Sci U S A (2002) 1.62
Unraveling the secret lives of bacteria: use of in vivo expression technology and differential fluorescence induction promoter traps as tools for exploring niche-specific gene expression. Microbiol Mol Biol Rev (2005) 1.45
Plant and bacterial symbiotic mutants define three transcriptionally distinct stages in the development of the Medicago truncatula/Sinorhizobium meliloti symbiosis. Plant Physiol (2004) 1.40
Deficiency of a Sinorhizobium meliloti BacA mutant in alfalfa symbiosis correlates with alteration of the cell envelope. J Bacteriol (2002) 1.39
Similarity to peroxisomal-membrane protein family reveals that Sinorhizobium and Brucella BacA affect lipid-A fatty acids. Proc Natl Acad Sci U S A (2004) 1.31
Genetic analysis of the Sinorhizobium meliloti BacA protein: differential effects of mutations on phenotypes. J Bacteriol (2001) 1.15
Essential role for the BacA protein in the uptake of a truncated eukaryotic peptide in Sinorhizobium meliloti. J Bacteriol (2008) 1.11
BacA, an ABC transporter involved in maintenance of chronic murine infections with Mycobacterium tuberculosis. J Bacteriol (2008) 1.10
Gene discovery through genomic sequencing of Brucella abortus. Infect Immun (2001) 1.02
The Sinorhizobium meliloti LpxXL and AcpXL proteins play important roles in bacteroid development within alfalfa. J Bacteriol (2009) 0.97
Role of BacA in lipopolysaccharide synthesis, peptide transport, and nodulation by Rhizobium sp. strain NGR234. J Bacteriol (2011) 0.95
BacA is essential for bacteroid development in nodules of galegoid, but not phaseoloid, legumes. J Bacteriol (2010) 0.94
Functional characterization of SbmA, a bacterial inner membrane transporter required for importing the antimicrobial peptide Bac7(1-35). J Bacteriol (2013) 0.92
The Sinorhizobium meliloti RNA chaperone Hfq mediates symbiosis of S. meliloti and alfalfa. J Bacteriol (2010) 0.89
A vitamin B₁₂ transporter in Mycobacterium tuberculosis. Open Biol (2013) 0.88
Functional and structural study of the dimeric inner membrane protein SbmA. J Bacteriol (2013) 0.87
BacA-mediated bleomycin sensitivity in Sinorhizobium meliloti is independent of the unusual lipid A modification. J Bacteriol (2006) 0.87
Involvement of the azorhizobial chromosome partition gene (parA) in the onset of bacteroid differentiation during Sesbania rostrata stem nodule development. Appl Environ Microbiol (2011) 0.79
Enteric YaiW is a surface-exposed outer membrane lipoprotein that affects sensitivity to an antimicrobial peptide. J Bacteriol (2013) 0.77
Disulfide cross-linking influences symbiotic activities of nodule peptide NCR247. Proc Natl Acad Sci U S A (2016) 0.75
Resistance to the cyclotide cycloviolacin O2 in Salmonella enterica caused by different mutations that often confer cross-resistance or collateral sensitivity to other antimicrobial peptides. Antimicrob Agents Chemother (2017) 0.75
Transposition and fusion of the lac genes to selected promoters in Escherichia coli using bacteriophage lambda and Mu. J Mol Biol (1976) 33.01
TnphoA: a transposon probe for protein export signals. Proc Natl Acad Sci U S A (1985) 21.06
Molecular basis of bacterial outer membrane permeability. Microbiol Rev (1985) 17.75
Mini-Tn5 transposon derivatives for insertion mutagenesis, promoter probing, and chromosomal insertion of cloned DNA in gram-negative eubacteria. J Bacteriol (1990) 15.13
Properties of an R factor from Pseudomonas aeruginosa. J Bacteriol (1971) 13.06
Plasmids related to the broad host range vector, pRK290, useful for gene cloning and for monitoring gene expression. Plasmid (1985) 11.74
Exopolysaccharide-deficient mutants of Rhizobium meliloti that form ineffective nodules. Proc Natl Acad Sci U S A (1985) 8.70
Second symbiotic megaplasmid in Rhizobium meliloti carrying exopolysaccharide and thiamine synthesis genes. J Bacteriol (1986) 6.23
Rhizobium--plant signal exchange. Nature (1992) 5.11
General transduction in Rhizobium meliloti. J Bacteriol (1984) 4.49
Correlation between ultrastructural differentiation of bacteroids and nitrogen fixation in alfalfa nodules. J Bacteriol (1990) 3.83
Genetic manipulations in Rhizobium meliloti utilizing two new transposon Tn5 derivatives. Mol Gen Genet (1986) 3.38
Bacterial uptake of aminoglycoside antibiotics. Microbiol Rev (1987) 3.31
Development of the legume root nodule. Annu Rev Cell Biol (1991) 3.18
The tol gene products and the import of macromolecules into Escherichia coli. Mol Microbiol (1991) 3.10
Symbiotic Nitrogen Fixation. Plant Cell (1995) 2.90
Controlled expression of the transcriptional activator gene virG in Agrobacterium tumefaciens by using the Escherichia coli lac promoter. J Bacteriol (1991) 2.62
Symbiotic loci of Rhizobium meliloti identified by random TnphoA mutagenesis. J Bacteriol (1988) 2.27
Microcin 25, a novel antimicrobial peptide produced by Escherichia coli. J Bacteriol (1992) 2.21
Posttranslational modifications in microcin B17 define an additional class of DNA gyrase inhibitor. Proc Natl Acad Sci U S A (1994) 2.10
The peptide antibiotic microcin B17 induces double-strand cleavage of DNA mediated by E. coli DNA gyrase. EMBO J (1991) 2.04
Analysis of C4-dicarboxylate transport genes in Rhizobium meliloti. Mol Microbiol (1989) 2.03
A Rhizobium meliloti homolog of the Escherichia coli peptide-antibiotic transport protein SbmA is essential for bacteroid development. Genes Dev (1993) 2.03
Genetic techniques in Rhizobium meliloti. Methods Enzymol (1991) 1.97
The peptide antibiotic microcin 25 is imported through the TonB pathway and the SbmA protein. J Bacteriol (1995) 1.91
The DNA replication inhibitor microcin B17 is a forty-three-amino-acid protein containing sixty percent glycine. Proteins (1986) 1.80
Identification, mapping, cloning and characterization of a gene (sbmA) required for microcin B17 action on Escherichia coli K12. J Gen Microbiol (1986) 1.79
The transposon Tn5 carries a bleomycin-resistance determinant. Gene (1984) 1.65
The FhuA protein is involved in microcin 25 uptake. J Bacteriol (1993) 1.61
Genetic analysis of plasmid determinants for microcin J25 production and immunity. J Bacteriol (1996) 1.44
Effects of Rhizobium meliloti nif and fix mutants on alfalfa root nodule development. J Bacteriol (1987) 1.40
Host-dependent transposon Tn5-mediated streptomycin resistance. J Bacteriol (1984) 1.39
Immunological characterization of Rhizobium leguminosarum outer membrane antigens by use of polyclonal and monoclonal antibodies. J Bacteriol (1989) 1.38
Regulation of Rhizobium meliloti exo genes in free-living cells and in planta examined by using TnphoA fusions. J Bacteriol (1991) 1.36
Genetic derepression of a developmentally regulated lipopolysaccharide antigen from Rhizobium leguminosarum 3841. J Bacteriol (1989) 1.33
Immunochemical analysis of lipopolysaccharides from free-living and endosymbiotic forms of Rhizobium leguminosarum. J Bacteriol (1990) 1.27
Lipopolysaccharide epitope expression of Rhizobium bacteroids as revealed by in situ immunolabelling of pea root nodule sections. J Bacteriol (1994) 1.05
Genetic mapping of symbiotic loci on the Rhizobium meliloti chromosome. Mol Plant Microbe Interact (1992) 0.99
Polynucleotide recognition and degradation by bleomycin. Prog Nucleic Acid Res Mol Biol (1994) 0.98
An Escherichia coli mutant resistant to phleomycin, bleomycin, and heat inactivation is defective in ubiquinone synthesis. J Bacteriol (1989) 0.93
Rhizobium meliloti mutants unable to synthesize anthranilate display a novel symbiotic phenotype. J Bacteriol (1992) 0.92
Antigenic changes in lipopolysaccharide I of Rhizobium leguminosarum bv. viciae in root nodules of Vicia sativa subsp. nigra occur during release from infection threads. J Bacteriol (1991) 0.89
Genetic analysis of Rhizobium meliloti bacA-phoA fusion results in identification of degP: two loci required for symbiosis are closely linked to degP. J Bacteriol (1996) 0.85
Mutagenesis and inducible responses to deoxyribonucleic acid damage in Escherichia coli. Microbiol Rev (1984) 19.14
Site-directed insertion and deletion mutagenesis with cloned fragments in Escherichia coli. J Bacteriol (1985) 12.25
Exopolysaccharide-deficient mutants of Rhizobium meliloti that form ineffective nodules. Proc Natl Acad Sci U S A (1985) 8.70
DNA-damaging agents stimulate gene expression at specific loci in Escherichia coli. Proc Natl Acad Sci U S A (1980) 7.87
The Y-family of DNA polymerases. Mol Cell (2001) 6.49
Science education. Changing the culture of science education at research universities. Science (2011) 6.17
Symbiotic mutants of Rhizobium meliloti that uncouple plant from bacterial differentiation. Cell (1985) 5.88
Proteins required for ultraviolet light and chemical mutagenesis. Identification of the products of the umuC locus of Escherichia coli. J Mol Biol (1983) 5.24
Inducible DNA repair systems. Annu Rev Biochem (1985) 4.94
General transduction in Rhizobium meliloti. J Bacteriol (1984) 4.49
RecA-mediated cleavage activates UmuD for mutagenesis: mechanistic relationship between transcriptional derepression and posttranslational activation. Proc Natl Acad Sci U S A (1988) 4.41
Inducibility of a gene product required for UV and chemical mutagenesis in Escherichia coli. Proc Natl Acad Sci U S A (1981) 4.09
Rhizobium meliloti mutants that fail to succinylate their calcofluor-binding exopolysaccharide are defective in nodule invasion. Cell (1987) 3.87
groEL and dnaK genes of Escherichia coli are induced by UV irradiation and nalidixic acid in an htpR+-dependent fashion. Proc Natl Acad Sci U S A (1984) 3.82
A novel exopolysaccharide can function in place of the calcofluor-binding exopolysaccharide in nodulation of alfalfa by Rhizobium meliloti. Cell (1989) 3.39
Genetic manipulations in Rhizobium meliloti utilizing two new transposon Tn5 derivatives. Mol Gen Genet (1986) 3.38
Cellular defects caused by deletion of the Escherichia coli dnaK gene indicate roles for heat shock protein in normal metabolism. J Bacteriol (1989) 3.26
Escherichia coli dnaK null mutants are inviable at high temperature. J Bacteriol (1987) 3.24
Biosynthesis of succinoglycan, a symbiotically important exopolysaccharide of Rhizobium meliloti. Cell (1993) 3.22
Expression of the E. coli uvrA gene is inducible. Nature (1981) 3.18
umuDC and mucAB operons whose products are required for UV light- and chemical-induced mutagenesis: UmuD, MucA, and LexA proteins share homology. Proc Natl Acad Sci U S A (1985) 3.14
Plasmid (pKM101)-mediated enhancement of repair and mutagenesis: dependence on chromosomal genes in Escherichia coli K-12. Mol Gen Genet (1977) 3.13
Succinoglycan is required for initiation and elongation of infection threads during nodulation of alfalfa by Rhizobium meliloti. J Bacteriol (1998) 3.08
Conjugal transfer system of the IncN plasmid pKM101. J Bacteriol (1985) 3.03
Construction of an Escherichia coli K-12 ada deletion by gene replacement in a recD strain reveals a second methyltransferase that repairs alkylated DNA. J Bacteriol (1988) 3.01
New recA mutations that dissociate the various RecA protein activities in Escherichia coli provide evidence for an additional role for RecA protein in UV mutagenesis. J Bacteriol (1989) 2.87
Degradation of carboxy-terminal-tagged cytoplasmic proteins by the Escherichia coli protease HflB (FtsH). Genes Dev (1998) 2.87
T4-induced RNA ligase joins single-stranded oligoribonucleotides. Proc Natl Acad Sci U S A (1975) 2.84
Mutations affecting regulation of methionine biosynthetic genes isolated by use of met-lac fusions. J Bacteriol (1982) 2.71
The SOS response: recent insights into umuDC-dependent mutagenesis and DNA damage tolerance. Annu Rev Genet (2000) 2.61
Identification of plasmid (pKM101)-coded proteins involved in mutagenesis and UV resistance. Nature (1982) 2.60
Genetic analysis of a cluster of genes required for synthesis of the calcofluor-binding exopolysaccharide of Rhizobium meliloti. J Bacteriol (1988) 2.52
Mutagenesis and repair deficiencies of Escherichia coli umuC mutants are suppressed by the plasmid pKM101. Mol Gen Genet (1979) 2.38
Cloning vector system for Corynebacterium glutamicum. J Bacteriol (1985) 2.37
Altering the conserved nucleotide binding motif in the Salmonella typhimurium MutS mismatch repair protein affects both its ATPase and mismatch binding activities. EMBO J (1991) 2.34
Identification and characterization of the mutL and mutS gene products of Salmonella typhimurium LT2. J Bacteriol (1985) 2.32
Symbiotic loci of Rhizobium meliloti identified by random TnphoA mutagenesis. J Bacteriol (1988) 2.27
Isolation and characterization of Tn5 insertion mutations in the lexA gene of Escherichia coli. J Bacteriol (1983) 2.24
Genes needed for the modification, polymerization, export, and processing of succinoglycan by Rhizobium meliloti: a model for succinoglycan biosynthesis. J Bacteriol (1993) 2.22
Similar requirements of a plant symbiont and a mammalian pathogen for prolonged intracellular survival. Science (2000) 2.21
DnaK as a thermometer: threonine-199 is site of autophosphorylation and is critical for ATPase activity. Proc Natl Acad Sci U S A (1991) 2.20
Rhizobium meliloti mutants that overproduce the R. meliloti acidic calcofluor-binding exopolysaccharide. J Bacteriol (1988) 2.14
A model for a umuDC-dependent prokaryotic DNA damage checkpoint. Proc Natl Acad Sci U S A (1999) 2.06
Nucleotide sequence of the Salmonella typhimurium mutS gene required for mismatch repair: homology of MutS and HexA of Streptococcus pneumoniae. J Bacteriol (1988) 2.03
A Rhizobium meliloti homolog of the Escherichia coli peptide-antibiotic transport protein SbmA is essential for bacteroid development. Genes Dev (1993) 2.03
Identification of pKM101-encoded loci specifying potentially lethal gene products. J Bacteriol (1985) 2.00
Mutations altering heat shock specific subunit of RNA polymerase suppress major cellular defects of E. coli mutants lacking the DnaK chaperone. EMBO J (1990) 1.97
Genetic techniques in Rhizobium meliloti. Methods Enzymol (1991) 1.97
Delta dnaK52 mutants of Escherichia coli have defects in chromosome segregation and plasmid maintenance at normal growth temperatures. J Bacteriol (1989) 1.96
Low molecular weight EPS II of Rhizobium meliloti allows nodule invasion in Medicago sativa. Proc Natl Acad Sci U S A (1996) 1.90
Induction and autoregulation of ada, a positively acting element regulating the response of Escherichia coli K-12 to methylating agents. J Bacteriol (1985) 1.88
Cold sensitivity induced by overproduction of UmuDC in Escherichia coli. J Bacteriol (1985) 1.88
Functional organization of plasmid pKM101. J Bacteriol (1981) 1.87
Localization of the plasmid (pKM101) gene(s) involved in recA+lexA+-dependent mutagenesis. Mol Gen Genet (1980) 1.85
Mud(Ap, lac)-generated fusions in studies of gene expression. Methods Enzymol (1983) 1.85
Phasmid vectors for identification of genes by complementation of Escherichia coli mutants. J Bacteriol (1985) 1.84
Family of glycosyl transferases needed for the synthesis of succinoglycan by Rhizobium meliloti. J Bacteriol (1993) 1.81
Dominant negative umuD mutations decreasing RecA-mediated cleavage suggest roles for intact UmuD in modulation of SOS mutagenesis. Proc Natl Acad Sci U S A (1990) 1.79
Managing DNA polymerases: coordinating DNA replication, DNA repair, and DNA recombination. Proc Natl Acad Sci U S A (2001) 1.78
Detailed structural characterization of succinoglycan, the major exopolysaccharide of Rhizobium meliloti Rm1021. J Bacteriol (1994) 1.76
Characterization of an endonuclease associated with the drug resistance plasmid pKM101. J Bacteriol (1977) 1.75
Succinoglycan production by Rhizobium meliloti is regulated through the ExoS-ChvI two-component regulatory system. J Bacteriol (1998) 1.73
Entry exclusion determinant(s) of IncN plasmid pKM101. J Bacteriol (1985) 1.71
Genetic localization and characterization of a pKM101-coded endonuclease. J Bacteriol (1983) 1.70
The 32-kilobase exp gene cluster of Rhizobium meliloti directing the biosynthesis of galactoglucan: genetic organization and properties of the encoded gene products. J Bacteriol (1997) 1.68
The muc genes of pKM101 are induced by DNA damage. J Bacteriol (1983) 1.68
Regulation of damage-inducible genes in Escherichia coli. J Mol Biol (1982) 1.63
Mutagenesis and more: umuDC and the Escherichia coli SOS response. Genetics (1998) 1.63
The Escherichia coli polB gene, which encodes DNA polymerase II, is regulated by the SOS system. J Bacteriol (1990) 1.56
Rhizobium meliloti exoG and exoJ mutations affect the exoX-exoY system for modulation of exopolysaccharide production. J Bacteriol (1991) 1.56
An introduction to medical imaging with coherent terahertz frequency radiation. Phys Med Biol (2002) 1.54
Alfalfa root nodule invasion efficiency is dependent on Sinorhizobium meliloti polysaccharides. J Bacteriol (2000) 1.54
Exopolysaccharides of Rhizobium: synthesis, regulation and symbiotic function. Trends Genet (1994) 1.53
Rhizobium meliloti exopolysaccharides: synthesis and symbiotic function. Gene (1996) 1.52
Exogenous suppression of the symbiotic deficiencies of Rhizobium meliloti exo mutants. J Bacteriol (1992) 1.49
Restriction endonuclease cleavage map of pKM101: relationship to parental plasmid R46. Mol Gen Genet (1981) 1.44
Structural studies of a novel exopolysaccharide produced by a mutant of Rhizobium meliloti strain Rm1021. Carbohydr Res (1990) 1.42
Visualization of mismatch repair in bacterial cells. Mol Cell (2001) 1.40
The Escherichia coli SOS mutagenesis proteins UmuD and UmuD' interact physically with the replicative DNA polymerase. Proc Natl Acad Sci U S A (1999) 1.39
The Ada protein acts as both a positive and a negative modulator of Escherichia coli's response to methylating agents. Proc Natl Acad Sci U S A (1994) 1.39
Host-dependent transposon Tn5-mediated streptomycin resistance. J Bacteriol (1984) 1.39
Anaerobiosis induces expression of ant, a new Escherichia coli locus with a role in anaerobic electron transport. J Bacteriol (1984) 1.36
Regulation of Rhizobium meliloti exo genes in free-living cells and in planta examined by using TnphoA fusions. J Bacteriol (1991) 1.36
Structural characterization of the symbiotically important low-molecular-weight succinoglycan of Sinorhizobium meliloti. J Bacteriol (1999) 1.33
The exoD gene of Rhizobium meliloti encodes a novel function needed for alfalfa nodule invasion. J Bacteriol (1991) 1.33
Dimerization of the UmuD' protein in solution and its implications for regulation of SOS mutagenesis. Nat Struct Biol (1997) 1.30
groE mutants of Escherichia coli are defective in umuDC-dependent UV mutagenesis. J Bacteriol (1989) 1.29
The Rhizobium meliloti exoK gene and prsD/prsE/exsH genes are components of independent degradative pathways which contribute to production of low-molecular-weight succinoglycan. Mol Microbiol (1997) 1.28
Spontaneous mutators of salmonella typhimurium LT2 generated by insertion of transposable elements. J Bacteriol (1981) 1.27
Biosynthetic control of molecular weight in the polymerization of the octasaccharide subunits of succinoglycan, a symbiotically important exopolysaccharide of Rhizobium meliloti. Proc Natl Acad Sci U S A (1998) 1.26
Nucleotide sequence of the Salmonella typhimurium mutL gene required for mismatch repair: homology of MutL to HexB of Streptococcus pneumoniae and to PMS1 of the yeast Saccharomyces cerevisiae. J Bacteriol (1989) 1.25
DnaK mutants defective in ATPase activity are defective in negative regulation of the heat shock response: expression of mutant DnaK proteins results in filamentation. J Bacteriol (1994) 1.24
The acetyl substituent of succinoglycan is not necessary for alfalfa nodule invasion by Rhizobium meliloti Rm1021. J Bacteriol (1993) 1.23
Genetic analyses of DNA repair: inference and extrapolation. Annu Rev Genet (1985) 1.21
Defect in expression of heat-shock proteins at high temperature in xthA mutants. J Bacteriol (1986) 1.20
DnaK, hsp73, and their molten globules. Two different ways heat shock proteins respond to heat. J Biol Chem (1992) 1.19
Isolation and characterization of mutants of the plasmid pKM101 deficient in their ability to enhance mutagenesis and repair. J Bacteriol (1978) 1.19
Fertility inhibition of RP1 by IncN plasmid pKM101. J Bacteriol (1985) 1.19
Thermal resistance of Staphylococcus aureus in milk, whey, and phosphate buffer. Appl Microbiol (1966) 1.18
The exoR gene of Rhizobium meliloti affects RNA levels of other exo genes but lacks homology to known transcriptional regulators. J Bacteriol (1991) 1.17