Salmonella enterica subsp. enterica serovar Typhi str. CT18

Summary

Alias: Salmonella enterica subsp. enterica serovar Typhi CT18, Salmonella enterica subsp. enterica serovar Typhi strain CT18, Salmonella typhi CT18

Top Publications

  1. Haghjoo E, Galan J. Salmonella typhi encodes a functional cytolethal distending toxin that is delivered into host cells by a bacterial-internalization pathway. Proc Natl Acad Sci U S A. 2004;101:4614-9 pubmed
    ..We propose a pathway of toxin delivery in which bacterial internalization relieves the requirement for the functional equivalent of the B subunit of the CDT toxin. ..
  2. Pickard D, Li J, Roberts M, Maskell D, Hone D, Levine M, et al. Characterization of defined ompR mutants of Salmonella typhi: ompR is involved in the regulation of Vi polysaccharide expression. Infect Immun. 1994;62:3984-93 pubmed
    ..typhi and that one of the environmental signals for this regulation may be osmolarity. ..
  3. Oscarsson J, Westermark M, Löfdahl S, Olsen B, Palmgren H, Mizunoe Y, et al. Characterization of a pore-forming cytotoxin expressed by Salmonella enterica serovars typhi and paratyphi A. Infect Immun. 2002;70:5759-69 pubmed
    ..To our knowledge, Ty21a is the first reported phenotypically hemolytic Salmonella strain in which the genetic determinant has been identified. ..
  4. Kidgell C, Reichard U, Wain J, Linz B, Torpdahl M, Dougan G, et al. Salmonella typhi, the causative agent of typhoid fever, is approximately 50,000 years old. Infect Genet Evol. 2002;2:39-45 pubmed
    ..typhi existed 15,000-150,000 years ago, during the human hunter-gatherer phase and prior to the development of agriculture and the domestication of animals. ..
  5. Bijlsma J, Groisman E. The PhoP/PhoQ system controls the intramacrophage type three secretion system of Salmonella enterica. Mol Microbiol. 2005;57:85-96 pubmed
    ..We suggest that different regulatory systems convey distinct signals over time to produce the SsrB/SpiR system, which then modulates expression of the Spi/Ssa apparatus and secreted effectors. ..
  6. Faucher S, Forest C, Béland M, Daigle F. A novel PhoP-regulated locus encoding the cytolysin ClyA and the secreted invasin TaiA of Salmonella enterica serovar Typhi is involved in virulence. Microbiology. 2009;155:477-88 pubmed publisher
    ..Moreover, our results revealed that products of this operon might be involved in promoting the use of macrophages as a sheltered reservoir for Typhi and allowing long-term persistence inside the host. ..
  7. Winter S, Winter M, Thiennimitr P, Gerriets V, Nuccio S, Rüssmann H, et al. The TviA auxiliary protein renders the Salmonella enterica serotype Typhi RcsB regulon responsive to changes in osmolarity. Mol Microbiol. 2009;74:175-193 pubmed publisher
    ..These data suggest that the auxiliary TviA protein integrates a new regulatory input into the RcsB regulon of S. Typhi, thereby altering expression of genes encoding flagella, the Vi antigen and T3SS-1 in response to osmolarity. ..
  8. Buchwald G, Friebel A, Gal n J, Hardt W, Wittinghofer A, Scheffzek K. Structural basis for the reversible activation of a Rho protein by the bacterial toxin SopE. EMBO J. 2002;21:3286-95 pubmed publisher
    ..Therefore, SopE represents the first example of a non-Dbl-like protein capable of inducing guanine nucleotide exchange in Rho family proteins...
  9. Collinson S, Em dy L, M ller K, Trust T, Kay W. Purification and characterization of thin, aggregative fimbriae from Salmonella enteritidis. J Bacteriol. 1991;173:4773-81 pubmed
    ..Therefore, these fimbriae represent the third fimbrial type produced by the enteropathogen S. enteritidis...

More Information

Publications171 found, 100 shown here

  1. Doran J, Collinson S, Kay C, Banser P, Burian J, Munro C, et al. fimA and tctC based DNA diagnostics for Salmonella. Mol Cell Probes. 1994;8:291-310 pubmed
    ..Therefore, in combination, DNA probes to fimA and tctC proved to be highly reliable diagnostics for Salmonella bacteria. Accordingly, PCR assays targeting fimA and tctC were developed. ..
  2. Hardt W, Urlaub H, Gal n J. A substrate of the centisome 63 type III protein secretion system of Salmonella typhimurium is encoded by a cryptic bacteriophage. Proc Natl Acad Sci U S A. 1998;95:2574-9 pubmed
  3. Malickbasha M, Arunachalam R, Senthilkumar B, Rajasekarapandian M, Annadurai G. Effect of ompR gene mutation in expression of ompC and ompF of Salmonella typhi. Interdiscip Sci. 2010;2:157-62 pubmed publisher
    ..typhi, and that one of the environmental signals for this regulation may be osmolarity. ..
  4. Nikkola M, Gleason F, Fuchs J, Eklund H. Crystal structure analysis of a mutant Escherichia coli thioredoxin in which lysine 36 is replaced by glutamic acid. Biochemistry. 1993;32:5093-8 pubmed
    ..The substituted Glu-36 makes extensive crystal contacts. The static fluorescence of this mutant thioredoxin has a different pH dependence than the wild type. ..
  5. Jones S, Naik R, Stone M. Use of small fluorescent molecules to monitor channel activity. Biochem Biophys Res Commun. 2000;279:208-12 pubmed
    ..These fluorophores are synthesized by a cotransformed gene, cobA. In addition, we observe that thermal stimulation, i.e., heat shock, can induce efflux through MscL. ..
  6. Wang X, Minasov G, Blazquez J, Caselli E, Prati F, Shoichet B. Recognition and resistance in TEM beta-lactamase. Biochemistry. 2003;42:8434-44 pubmed
    ..Notwithstanding this activity, the resistance of TEM-30, which is already extant in the clinic, suggests that there can be resistance liabilities with substrate-based design. ..
  7. Mowbray S, Foster D, Koshland D. Proteolytic fragments identified with domains of the aspartate chemoreceptor. J Biol Chem. 1985;260:11711-8 pubmed
    ..e. a tetramer (+/- 1). PF2 is found to have a multimeric form which is sensitive to the removal of detergent. It is proposed that these fragments represent structural and functional domains of the aspartate receptor...
  8. Foussard M, Cabantous S, P delacq J, Guillet V, Tranier S, Mourey L, et al. The molecular puzzle of two-component signaling cascades. Microbes Infect. 2001;3:417-24 pubmed
    ..Structural studies have provided insights into some design principles and activation mechanisms of these multi-domain proteins implicated in the control of virulence gene expression in several pathogens...
  9. Koropatkin N, Holden H. Molecular structure of alpha-D-glucose-1-phosphate cytidylyltransferase from Salmonella typhi. J Biol Chem. 2004;279:44023-9 pubmed
    ..The topology of the main core domain bears striking similarity to that observed for glucose-1-phosphate thymidylyltransferase and 4-diphosphocytidyl-2-C-methylerythritol synthetase. ..
  10. Ramu P, Tanskanen R, Holmberg M, L hteenm ki K, Korhonen T, Meri S. The surface protease PgtE of Salmonella enterica affects complement activity by proteolytically cleaving C3b, C4b and C5. FEBS Lett. 2007;581:1716-20 pubmed publisher
    ..enterica proteolytically cleaves C3b, C4b and C5 and that the expression of PgtE enhances bacterial resistance to human serum. Degradation of C3b was further enhanced by PgtE-mediated plasminogen activation...
  11. Hall R, Brookes D, Stokes H. Site-specific insertion of genes into integrons: role of the 59-base element and determination of the recombination cross-over point. Mol Microbiol. 1991;5:1941-59 pubmed
    ..Circular units consisting of a gene associated with a 59-base element are inserted into an ancestral element which contains neither a gene nor a 59-base element.(ABSTRACT TRUNCATED AT 250 WORDS)..
  12. Virlogeux I, Waxin H, Ecobichon C, Lee J, Popoff M. Characterization of the rcsA and rcsB genes from Salmonella typhi: rcsB through tviA is involved in regulation of Vi antigen synthesis. J Bacteriol. 1996;178:1691-8 pubmed
    ..These results strongly suggest that TviA might act in concert with RcsB at the tviA promoter to activate transcription of the genes involved in Vi polymer synthesis in S. typhi in a Lon-independent manner...
  13. Izumiya H, Mori K, Higashide M, Tamura K, Takai N, Hirose K, et al. Identification of CTX-M-14 {beta}-lactamase in a Salmonella enterica serovar enteritidis isolate from Japan. Antimicrob Agents Chemother. 2005;49:2568-70 pubmed publisher
    ..It produced a beta-lactamase CTX-M-14, encoded by two related R plasmids. The region surrounding the blaCTX-M-14 gene had an original mosaic structure containing insertion sequences (IS26 and IS903D)...
  14. Charles I, Lamb H, Pickard D, Dougan G, Hawkins A. Isolation, characterization and nucleotide sequences of the aroC genes encoding chorismate synthase from Salmonella typhi and Escherichia coli. J Gen Microbiol. 1990;136:353-8 pubmed
    ..Use of a deletion variant of the E. coli aroC gene demonstrates that the C-terminal 36 amino acids are not essential for the correct folding or functional activity of the chorismate synthase enzyme. ..
  15. Pati N, Vishwakarma V, Jaiswal S, Periaswamy B, Hardt W, Suar M. Deletion of invH gene in Salmonella enterica serovar Typhimurium limits the secretion of Sip effector proteins. Microbes Infect. 2013;15:66-73 pubmed publisher
    ..Altogether, the current study proposes a possible role of invH gene in early cecal inflammation by Salmonella Typhimurium in mice colitis model. ..
  16. Romanova I, Alekseeva N, Stepanova T, Razumikhin M, Shilov I, Tomova A, et al. [Influence of tumor necrosis factor on the growth of vegetative and nonculturable forms of Salmonella]. Zh Mikrobiol Epidemiol Immunobiol. 2002;:20-5 pubmed
    ..The full nucleotide sequence Salmonella gene pqi was determined. ..
  17. Daly M, Villa L, Pezzella C, Fanning S, Carattoli A. Comparison of multidrug resistance gene regions between two geographically unrelated Salmonella serotypes. J Antimicrob Chemother. 2005;55:558-61 pubmed
    ..This mechanism of marker acquisition may have future implications for the evolution of similar structures in previously susceptible serotypes, leading to an increased public health risk. ..
  18. Kehrenberg C, Friederichs S, de Jong A, Michael G, Schwarz S. Identification of the plasmid-borne quinolone resistance gene qnrS in Salmonella enterica serovar Infantis. J Antimicrob Chemother. 2006;58:18-22 pubmed publisher
  19. D Ulisse V, Fagioli M, Ghelardini P, Paolozzi L. Three functional subdomains of the Escherichia coli FtsQ protein are involved in its interaction with the other division proteins. Microbiology. 2007;153:124-38 pubmed publisher
    ..coli ftsQ null mutant can be complemented, at least transiently, by the Streptococcus pneumoniae divIB/ftsQ gene product suggests a new strategy for investigating the biological significance of protein-protein interactions...
  20. Bonci A, Chiesurin A, Muscas P, Rossolini G. Relatedness and phylogeny within the family of periplasmic chaperones involved in the assembly of pili or capsule-like structures of gram-negative bacteria. J Mol Evol. 1997;44:299-309 pubmed
    ..It was also evident that members of this family are clustered into different subfamilies according to structural and phyletic data...
  21. Wu W, Hsieh P, Huang T, Chang Y, Chang C. Cloning and characterization of an iron regulated locus, iroA, in Salmonella enterica serovar Choleraesuis. DNA Seq. 2002;13:333-41 pubmed
    ..enterica serovar Choleraesuis by allelic exchange resulted in the loss of expression of the 78 kDa protein. However, this mutant had a similar LD50 to mice compared to the parent strain when given intraperitoneally. ..
  22. Shibata N, Nakanishi Y, Fukuoka M, Yamanishi M, Yasuoka N, Toraya T. Structural rationalization for the lack of stereospecificity in coenzyme B12-dependent diol dehydratase. J Biol Chem. 2003;278:22717-25 pubmed
    ..The structure-based mechanism and stereochemical courses of the reaction are proposed. ..
  23. Fang M, Majumder A, Tsai K, Wu H. ppGpp-dependent leuO expression in bacteria under stress. Biochem Biophys Res Commun. 2000;276:64-70 pubmed publisher
    ..The stationary phase-associated leuO expression is ppGpp dependent and rpoS (sigma(s) factor) independent...
  24. Lahiri A, Ananthalakshmi T, Nagarajan A, Ray S, Chakravortty D. TolA mediates the differential detergent resistance pattern between the Salmonella enterica subsp. enterica serovars Typhi and Typhimurium. Microbiology. 2011;157:1402-15 pubmed publisher
    ..Taken together, the results substantiate the evolution of a shorter TolA in S. Typhi to counteract high bile concentrations, at the cost of lower osmotic tolerance. ..
  25. Zhang X, Zhu C, Yin J, Sui Y, Wang Y, Zhai G. RpoS Affects Gene Expression in Salmonella enterica serovar Typhi Under Early Hyperosmotic Stress. Curr Microbiol. 2017;74:757-761 pubmed publisher
    ..Taken together, our study firstly demonstrated that RpoS affects gene expression in S. Typhi under early hyperosmotic stress and may impact the growth of bacteria by regulating bacterial metabolic enzymes. ..
  26. Wyk P, Reeves P. Identification and sequence of the gene for abequose synthase, which confers antigenic specificity on group B salmonellae: homology with galactose epimerase. J Bacteriol. 1989;171:5687-93 pubmed
    ..The rfbJ gene and adjacent DNA is of much lower G+C content than is usual for salmonellae, indicating that the region did not originate in a salmonella but was transferred from outside...
  27. Boyd E, Hartl D. Analysis of the type 1 pilin gene cluster fim in Salmonella: its distinct evolutionary histories in the 5' and 3' regions. J Bacteriol. 1999;181:1301-8 pubmed
    ..This study demonstrates that horizontal transmission of all or part of the same gene cluster can occur repeatedly, with the result that different regions of a single gene cluster may have different evolutionary histories...
  28. Burkhard P, Tai C, Jansonius J, Cook P. Identification of an allosteric anion-binding site on O-acetylserine sulfhydrylase: structure of the enzyme with chloride bound. J Mol Biol. 2000;303:279-86 pubmed publisher
    ..Chloride may be an analog of sulfide, the physiological inhibitor. Finally, these results suggest that OASS represents a new class of PLP-dependent enzymes that is regulated by small anions...
  29. Holmgren A, S derberg B, Eklund H, Br nd n C. Three-dimensional structure of Escherichia coli thioredoxin-S2 to 2.8 A resolution. Proc Natl Acad Sci U S A. 1975;72:2305-9 pubmed
    ..Thioredoxin is an example of a protein with the active center located on a protrusion rather than in a cleft, thus demonstrating the existence of male proteins...
  30. Burkhard P, Rao G, Hohenester E, Schnackerz K, Cook P, Jansonius J. Three-dimensional structure of O-acetylserine sulfhydrylase from Salmonella typhimurium. J Mol Biol. 1998;283:121-33 pubmed
    ..The active site cleft of O-acetylserine sulfhydrylase is wider and therefore more exposed to the solvent. A possible binding site for the substrate O-acetylserine is discussed...
  31. Wang Q, Harshey R. Rcs signalling-activated transcription of rcsA induces strong anti-sense transcription of upstream fliPQR flagellar genes from a weak intergenic promoter: regulatory roles for the anti-sense transcript in virulence and motility. Mol Microbiol. 2009;74:71-84 pubmed publisher
    ..Here, AS transcription modulates complementary sense RNA levels and impacts swarming motility. It appears that the flagellar AS transcript has been co-opted by the Rcs system to regulate virulence. ..
  32. Zhang X, Tsui I, Yip C, Fung A, Wong D, Dai X, et al. Salmonella enterica serovar typhi uses type IVB pili to enter human intestinal epithelial cells. Infect Immun. 2000;68:3067-73 pubmed
    ..4 microM prePilS)...
  33. Hahn D, Myers R, Kent C, Maloy S. Regulation of proline utilization in Salmonella typhimurium: molecular characterization of the put operon, and DNA sequence of the put control region. Mol Gen Genet. 1988;213:125-33 pubmed
    ..The putA translational start site is 40 bp downstream of its putative mRNA start site. The putP promoter and its translational start site are separated by a 400 bp untranslated region. ..
  34. Waxin H, Virlogeux I, Kolyva S, Popoff M. Identification of six open reading frames in the Salmonella enterica subsp. enterica ser. Typhi viaB locus involved in Vi antigen production. Res Microbiol. 1993;144:363-71 pubmed
  35. Steele R, Opella S. Structures of the reduced and mercury-bound forms of MerP, the periplasmic protein from the bacterial mercury detoxification system. Biochemistry. 1997;36:6885-95 pubmed
    ..The structure of the mercury-bound form of merP shows that Hg(II) is bicoordinate with the Cys side chain ligands, and this is confirmed by the chemical shift frequency of the 199Hg resonance. ..
  36. Gourley D, Shrive A, Polikarpov I, Krell T, Coggins J, Hawkins A, et al. The two types of 3-dehydroquinase have distinct structures but catalyze the same overall reaction. Nat Struct Biol. 1999;6:521-5 pubmed publisher
    ..The availability of these two structures opens the way for the design of highly specific enzyme inhibitors with potential importance as selective therapeutic agents...
  37. Alonso G, Gomes C, Gonzalez C, Rodriguez Lemoine V. On the mechanism of resistance to channel-forming colicins (PacB) and tellurite, encoded by plasmid Mip233 (IncHI3). FEMS Microbiol Lett. 2000;192:257-61 pubmed
    ..Results suggest that the pacB gene product could be a reductase-like enzyme. It is also suggested that presence of the PacB character among H plasmid confers selective advantage on cells sharing an ecological niche. ..
  38. Makde R, Kumar V, Rao A, Yadava V, Mahajan S. Purification, crystallization and preliminary X-ray diffraction studies of recombinant class A non-specific acid phosphatase of Salmonella typhimurium. Acta Crystallogr D Biol Crystallogr. 2003;59:515-8 pubmed
    ..Two monomers of a biologically active dimer in the asymmetric unit of the C222(1) unit cell are expected from the Matthews coefficient. ..
  39. Ehrbar K, Friebel A, Miller S, Hardt W. Role of the Salmonella pathogenicity island 1 (SPI-1) protein InvB in type III secretion of SopE and SopE2, two Salmonella effector proteins encoded outside of SPI-1. J Bacteriol. 2003;185:6950-67 pubmed
    ..Our data demonstrate that effector proteins encoded within and outside of SPI-1 use the same chaperone for secretion via the SPI-1 TTSS...
  40. Bourret T, Song M, V zquez Torres A. Codependent and independent effects of nitric oxide-mediated suppression of PhoPQ and Salmonella pathogenicity island 2 on intracellular Salmonella enterica serovar typhimurium survival. Infect Immun. 2009;77:5107-15 pubmed publisher
    ..However, the intracellular survival of most S. Typhimurium bacteria is conferred by the PhoPQ two-component regulator, and the SPI2 type III secretion system is repressed by high-order RNS of IFN-gamma-activated macrophages...
  41. Dyson H, Gippert G, Case D, Holmgren A, Wright P. Three-dimensional solution structure of the reduced form of Escherichia coli thioredoxin determined by nuclear magnetic resonance spectroscopy. Biochemistry. 1990;29:4129-36 pubmed
    ..This conformational change has important implications for the mechanism of thioredoxin as a protein disulfide oxidoreductase...
  42. Jones M, Wood M, Mullan P, Watson P, Wallis T, Galyov E. Secreted effector proteins of Salmonella dublin act in concert to induce enteritis. Infect Immun. 1998;66:5799-804 pubmed
    ..We assessed the potential involvement of SopD in enteropathogenicity and found that inactivation of sopD has an additive effect in relation to the sopB mutation...
  43. Woo P, Fung A, Wong S, Tsoi H, Yuen K. Isolation and characterization of a Salmonella enterica serotype Typhi variant and its clinical and public health implications. J Clin Microbiol. 2001;39:1190-4 pubmed
    ..We therefore concluded that the isolate was a variant of serotype Typhi. Besides antibiotic therapy and cholecystectomy, removal of all stones in the biliary tree was performed for eradication of the carrier state. ..
  44. Gorbacheva V, Faundez G, Godfrey H, Cabello F. Restricted growth of ent(-) and tonB mutants of Salmonella enterica serovar Typhi in human Mono Mac 6 monocytic cells. FEMS Microbiol Lett. 2001;196:7-11 pubmed
    ..enterica serovar Typhi pathogenesis, and also suggest that mutations in iron uptake may attenuate S. enterica serovar Typhi strains for human beings. ..
  45. Villa L, Visca P, Tosini F, Pezzella C, Carattoli A. Composite integron array generated by insertion of an ORF341-type integron within a Tn21-like element. Microb Drug Resist. 2002;8:1-8 pubmed publisher
    ..In-t1 insertion occurred within the 5'-conserved segment (5'-CS) proximal region of the resident In-t2...
  46. Figueroa Bossi N, Lemire S, Maloriol D, Balbont n R, Casades s J, Bossi L. Loss of Hfq activates the sigmaE-dependent envelope stress response in Salmonella enterica. Mol Microbiol. 2006;62:838-52 pubmed publisher
    ..A similar mechanism involving additional, still unidentified, sRNAs, might underlie the growth phase-dependent regulation of other OMP mRNAs...
  47. Nilavongse A, Brondijk T, Overton T, Richardson D, Leach E, Cole J. The NapF protein of the Escherichia coli periplasmic nitrate reductase system: demonstration of a cytoplasmic location and interaction with the catalytic subunit, NapA. Microbiology. 2006;152:3227-37 pubmed publisher
    ..The combined data indicate that NapF plays one or more currently unidentified roles in the post-translational modification of NapA prior to the export of folded NapA via the twin-arginine translocation pathway into the periplasm...
  48. Diaz I, Chalova V, O Bryan C, Crandall P, Ricke S. Effect of soluble maillard reaction products on cadA expression in Salmonella typhimurium. J Environ Sci Health B. 2010;45:162-6 pubmed publisher
  49. Schlumberger M, Friebel A, Buchwald G, Scheffzek K, Wittinghofer A, Hardt W. Amino acids of the bacterial toxin SopE involved in G nucleotide exchange on Cdc42. J Biol Chem. 2003;278:27149-59 pubmed publisher
    ..Therefore, besides all of the differences, the catalytic mechanisms of the SopE and the Dbl families share some key functional aspects...
  50. Shibata N, Mori K, Hieda N, Higuchi Y, Yamanishi M, Toraya T. Release of a damaged cofactor from a coenzyme B12-dependent enzyme: X-ray structures of diol dehydratase-reactivating factor. Structure. 2005;13:1745-54 pubmed publisher
    ..The binding of the DD beta subunit to the DDR alpha subunit induces steric repulsion between the DDR alpha and DD alpha subunits that would lead to the release of a damaged cofactor from inactivated holoDD...
  51. Russo A, Koshland D. Separation of signal transduction and adaptation functions of the aspartate receptor in bacterial sensing. Science. 1983;220:1016-20 pubmed
    ..The separation of receptor functions by alteration of primary structure emphasizes that the receptor is directly involved in adaptation and is not solely a device for transmitting a signal across a membrane...
  52. Thaller M, Schippa S, Bonci A, Berlutti F, Selan L, Rossolini G. Genetic rearrangements in the tyrB-uvrA region of the enterobacterial chromosome: a potential cause for different class B acid phosphatase regulation in Salmonella enterica and Escherichia coli. FEMS Microbiol Lett. 1999;181:17-23 pubmed
    ..coli (183 vs. 1121 bp) and includes potential promoter sequences not present in E. coli, could be responsible for the different regulation of class B acid phosphatase observed in the two species. ..
  53. Andreeva A, Borissova B, Mironova R, Glykos N, Kotsifaki D, Ivanov I, et al. Crystallization of type I chloramphenicol acetyltransferase: an approach based on the concept of ionic strength reducers. Acta Crystallogr D Biol Crystallogr. 2000;56:101-3 pubmed
    ..46, b = 113.86, c = 114.21 A, alpha = 119.9, beta = 94.1, gamma = 98.6 degrees. These dimensions are consistent with four to six trimers per unit cell, corresponding to a solvent fraction ranging from 65 to 47%. ..
  54. De la Cruz M, Fern ndez Mora M, Guadarrama C, Flores Valdez M, Bustamante V, V zquez A, et al. LeuO antagonizes H-NS and StpA-dependent repression in Salmonella enterica ompS1. Mol Microbiol. 2007;66:727-43 pubmed publisher
    ..LeuO bound upstream of the regulatory region of ompS1 overlapping with one nucleation site of H-NS and StpA. Our results are thus consistent with a model where H-NS binds at a nucleation site and LeuO displaces H-NS and StpA...
  55. Ostrovsky de Spicer P, O brien K, Maloy S. Regulation of proline utilization in Salmonella typhimurium: a membrane-associated dehydrogenase binds DNA in vitro. J Bacteriol. 1991;173:211-9 pubmed
    ..These data suggest a model for put repression that invokes the formation of a complex between PutA protein molecules bound at different sites in the control region, brought into proximity by a loop of curved DNA. ..
  56. Weyand M, Schlichting I. Structural basis for the impaired channeling and allosteric inter-subunit communication in the beta A169L/beta C170W mutant of tryptophan synthase. J Biol Chem. 2000;275:41058-63 pubmed
    ..The proposed structural dissection of the effects of each single mutation in the betaA169L/betaC170W mutant would explain the very different kinetics of this mutant and betaC170F. ..
  57. Makde R, Kumar V, Gupta G, Jasti J, Singh T, Mahajan S. Expression, purification, crystallization and preliminary X-ray diffraction studies of recombinant class B non-specific acid phosphatase of Salmonella typhimurium. Acta Crystallogr D Biol Crystallogr. 2003;59:1849-52 pubmed
    ..4, b = 130.2, c = 139.6 A. Consistent with the self-rotation function, there are two tetramers in the asymmetric unit, indicating a solvent content of approximately 54%. The crystals are composed of biologically active AphA molecules. ..
  58. Rice C, Ramachandran V, Shearer N, Thompson A. Transcriptional and Post-Transcriptional Modulation of SPI1 and SPI2 Expression by ppGpp, RpoS and DksA in Salmonella enterica sv Typhimurium. PLoS ONE. 2015;10:e0127523 pubmed publisher
    ..In addition, we demonstrate that the expression of at least one SPI1-encoded protein, SipC is subject to DksA-dependent post-transcriptional control. ..
  59. Verma N, Reeves P. Identification and sequence of rfbS and rfbE, which determine antigenic specificity of group A and group D salmonellae. J Bacteriol. 1989;171:5694-701 pubmed
    ..These two genes encode the steps unique to groups A and D and, like rfbJ of group B, are of low G+C content, suggesting transfer from outside of salmonellae. The evolutionary origin of these genes is discussed...
  60. Stone B, Miller V. Salmonella enteritidis has a homologue of tolC that is required for virulence in BALB/c mice. Mol Microbiol. 1995;17:701-12 pubmed
  61. Lee W, Perles L, Nagem R, Shrive A, Hawkins A, Sawyer L, et al. Comparison of different crystal forms of 3-dehydroquinase from Salmonella typhi and its implication for the enzyme activity. Acta Crystallogr D Biol Crystallogr. 2002;58:798-804 pubmed
    ..As the lid-loop tends to stay in the closed position, dimerization appears to play a role in biasing the arrangement of the loop towards its open position, thus facilitating substrate access. ..
  62. Horn J, Shoichet B. Allosteric inhibition through core disruption. J Mol Biol. 2004;336:1283-91 pubmed
    ..These structures offer a detailed view of what has heretofore been a theoretical construct, and suggest the possibility for further design against this novel site. ..
  63. Purcell B, Pruckler J, Clegg S. Nucleotide sequences of the genes encoding type 1 fimbrial subunits of Klebsiella pneumoniae and Salmonella typhimurium. J Bacteriol. 1987;169:5831-4 pubmed
    ..The predicted N-terminal amino acid sequences of the processed fimbrial subunits were in good agreement with those obtained by purification of the fimbrial subunits...
  64. Holak T, Kearsley S, Kim Y, Prestegard J. Three-dimensional structure of acyl carrier protein determined by NMR pseudoenergy and distance geometry calculations. Biochemistry. 1988;27:6135-42 pubmed
    ..All structures show three roughly parallel helices with hydrophobic residues facing inward and hydrophilic residues facing outward. A hydrophobic cleft is recognizable and is identified as a likely site for acyl chain binding. ..
  65. Imami K, Bhavsar A, Yu H, Brown N, Rogers L, Finlay B, et al. Global impact of Salmonella pathogenicity island 2-secreted effectors on the host phosphoproteome. Mol Cell Proteomics. 2013;12:1632-43 pubmed publisher
    ..Together, these results provide a broader landscape of host players contributing to specific processes/pathways mediated by SPI2 effectors than was previously appreciated. ..
  66. De La Vega F, Galindo J, Old I, Guarneros G. Microbial genes homologous to the peptidyl-tRNA hydrolase-encoding gene of Escherichia coli. Gene. 1996;169:97-100 pubmed
    ..Previously known Ec pth mutations were located in highly conserved residues. ..
  67. Thampapillai G, Lan R, Reeves P. Molecular evolution in the gnd locus of Salmonella enterica. Mol Biol Evol. 1994;11:813-28 pubmed publisher
    ..enterica and E. coli than between them, which may indicate that intraspecies variation is essentially between clones and that mildly deleterious mutations can be fixed within clones, which would thus raise KA within species...
  68. Hermant D, M nard R, Arricau N, Parsot C, Popoff M. Functional conservation of the Salmonella and Shigella effectors of entry into epithelial cells. Mol Microbiol. 1995;17:781-9 pubmed
    ..The structural and functional conservation of the Sip and Ipa proteins suggests that Salmonella and Shigella entry processes are promoted by similar effectors...
  69. Boyd E, Wang F, Whittam T, Selander R. Molecular genetic relationships of the salmonellae. Appl Environ Microbiol. 1996;62:804-8 pubmed
    ..enterica. The Salmonella Reference Collection C, composed of the 16 strains used in DNA sequence studies, has been established for research on variation in natural populations...
  70. El Gedaily A, Paesold G, Chen C, Guiney D, Krause M. Plasmid virulence gene expression induced by short-chain fatty acids in Salmonella dublin: identification of rpoS-dependent and rpo-S-independent mechanisms. J Bacteriol. 1997;179:1409-12 pubmed
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    ..Porin antigens are not suitable vaccine candidates alone or in denatured forms. Native forms of the antigens maybe studied for protective immunogenicity...
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    ..The rfb gene clusters of these three strains are compared, and the evolutionary origin of these genes is discussed...
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  92. Robbe Saule V, Norel F. The rpoS mutant allele of Salmonella typhi Ty2 is identical to that of the live typhoid vaccine Ty21a. FEMS Microbiol Lett. 1999;170:141-3 pubmed
    ..This demonstrates that the rpoS mutation arose in Ty2 before the isolation of Ty21a in 1975, an observation that may have implications for vaccine research...