MucR is necessary for galactoglucan production in Sinorhizobium meliloti EFB1

Molecular Plant-Microbe Interactions

Volumn 13, Issue 1, 2000, Pages 129-135

  Martin, Marta ^a   Lloret, Javier ^a   Sánchez Contreras, María ^a   Bonilla, Ildefonso ^a   Rivilla, Rafael ^a  

^a UNIVERSIDAD AUTÓNOMA DE MADRID   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ALFALFA; BACTERIAL INFECTION; BACTERIAL METABOLISM; BACTERIAL MUTANT; CARBOHYDRATE SYNTHESIS; GALACTOGLUCAN; GENE MUTATION; GENE REPRESSION; NODULATION; PROMOTER REGION; REGULATOR GENE; SUCCINOGLUCAN; TRANSCRIPTION INITIATION; TRANSCRIPTION REGULATION;

ANIMALIA; BACTERIA (MICROORGANISMS); MEDICAGO SATIVA; SINORHIZOBIUM MELILOTI;

EID: 0033985189     PISSN: 08940282     EISSN: None     Source Type: Journal    
DOI: 10.1094/MPMI.2000.13.1.129     Document Type: Article

References (36)

1. Astete, S. G., and Leigh, J. A. 1996. mucS, a gene involved in activation of galactoglucan (EPS II) synthesis gene expression in Rhizobium meliloti. Mol. Plant-Microbe Interact. 9:395-400.
2. Bardin, S., Dan, S., Østerås, M., and Finan, T. M. 1996. A phosphate system is required for symbiotic nitrogen fixation by Rhizobium meliloti. J. Bacteriol. 178:4540-4547.
3. Battisti, L., Lara, J. C., and Leigh, J. A. 1992. Specific oligosaccharide form of the Rhizobium meliloti exopolysaccharide promotes nodule invasion in alfalfa. Proc. Natl. Acad. Sci. USA 89:5625-5629.
4. Becker, A., Kleickmann, A., Arnold, W., and Pühler, A. 1993a. Analysis of the Rhizobium meliloti exoH/exoK/exoL fragment: ExoK shows homology to excreted endo-beta-1,3-1,4-glucanases, ExoH resembles membrane proteins. Mol. Gen. Genet. 238:145-154.
5. Becker, A., Kleickmann, A., Keller, M., Arnold, W., and Pühler, A. 1993b. Identification, analysis of the Rhizobium meliloti exoAMONP genes involved in exopolysaccharide biosynthesis, mapping of promoters located on the exoHKLAMONP fragment. Mol. Gen. Genet. 241:367-379.
6. Becker, A., Kleickmann, A., Küster, H., Keller, M., Arnold, W., and Pühler, A. 1993c. Analysis of the Rhizobium meliloti genes exoU, exoV, exoW, exoT, and exoI involved in exopolysaccharide biosynthesis and nodule invasion: exoU and exoW probably encode glucosyltransferases. Mol. Plant-Microbe Interact. 6:735-744.
7. Becker, A., Küster, H., Niehaus, K., and Pühler, A. 1995. Extension of the Rhizobium meliloti succinoglycan biosynthesis gene cluster: Identification of the exsA gene encoding an ABC transporter protein, the exsB gene which probably codes for a regulator of succinoglycan biosynthesis. Mol. Gen. Genet. 249:487-497.
8. Becker, A., Rüberg, S., Küster, H., Roxlau, A. A., Keller, M., Ivashina, T., Cheng, H., Walker, G. C., and Pühler, A. 1997. A 32-kilobase exp gene cluster of Rhizobium meliloti directing the biosynthesis of galactoglucan: Genetic organization, properties of the encoded gene products. J. Bacteriol. 179:1375-1384.
9. Bertram-Drogatz, P. A., Quester, Y., Becker, A., and Puhler, A. 1998. The Sinorhizobium meliloti MucR protein, which is essential for the production of high-molecular-weight succinoglycan exopolysaccharide, binds to short DNA regions upstream of exoH and exoY. Mol. Gen. Genet. 257:433-441.
10. Bertram-Drogatz, P. A., Rüberg, S., Becker, A., and Puhler, A. 1997. The regulatory protein MucR binds to a short DNA region located upstream of the mucR coding region in Rhizobium meliloti. Mol. Gen. Genet. 254:529-538.
11. Bittinger, M., and Handelsman, J. 1998. Identification of genes regulated by rosR, a nodulation competitiveness determinant in Rhizobium etli. Page 273 in: Biological Nitrogen Fixation for the 21st Century. C. Elmerich, A. Kondorosi, and W. E. Newton, eds. Kluwer Academic, Dordrecht, The Netherlands.
12. Bittinger, M. A., Milner, J. L., Seville, B. J., and Handelsman, J. 1997. rosR, a determinant of nodulation competitiveness in Rhizobium etli. Mol. Plant-Microbe Interact. 10:180-186.
13. Buendia, A. M., Enenkel, B., Köplin, R., Niehaus, K., Arnold, W., and Pühler, A. 1991. The Rhizobium meliloti exoZ/exoB fragment of megaplasmid 2: ExoB functions as a UDP-glucose 4-epimerase and ExoZ shows homology to NodX of Rhizobium leguminosarum biovar viciae strain TOM. Mol. Microbiol. 5:1519-1530.
14. Casse, F., Boucher, C., Julliot, J. S., Michel, M., and Dénarie, J. 1979. Identification and characterization of large plasmids in Rhizobium meliloti using agarose gel electrophoresis. J. Gen. Microbiol. 113:229-242.
15. Charles, T. C., and Finan, T. M. 1991. Analysis of a 1600-kilobase Rhizobium meliloti megaplasmid using defined deletions generated in vivo. Genetics 127:5-20.
16. Charles, T. C., Newcomb, W., and Finan, T. M. 1991. ndvF, a novel locus located on megaplasmid pRmeSU47b (pEXO) of Rhizobium meliloti, is required for normal nodule development. J. Bacteriol. 173: 3981-3992.
17. Figurski, D. H., and Helinski, D. R. 1979. Replication of an origin-containing derivative of plasmid RK2 dependent on a plasmid function provided in trans. Proc. Natl. Acad. Sci. USA 76:1648-1652.
18. Glazebrook, J., and Walker, G. C. 1989. A novel exopolysaccharide can function in place of the calcofluor-binding exopolysaccharide in nodulation of alfalfa by Rhizobium meliloti. Cell 56:661-672.
19. Glucksmann, M. A., Reuber, T. L., and Walker, G. C. 1993a. Family of glycosyl transferases needed for the synthesis of succinoglycan by Rhizobium meliloti. J. Bacteriol. 175:7033-7044.
20. Glucksmann, M. A., Reuber, T. L., and Walker, G. C. 1993b. Genes needed for the modification, polymerization, export, and processing of succinoglycan by Rhizobium meliloti: A model for succinoglycan biosynthesis. J. Bacteriol. 175:7045-7055.
21. Gonzalez, J. E., Reuhs, B. L., and Walker, G. C. 1996. Low molecular weight EPS II of Rhizobium meliloti allows nodule invasion in Medicago sativa. Proc. Natl. Acad. Sci. USA 93:8636-8641.
22. Keller, M., Roxlau, A., Weng, W. M., Schmidt, M., Quandt, J., Niehaus, K., Jording, D., Arnold, W., and Pühler, A. 1995. Molecular analysis of the Rhizobium meliloti mucR gene regulating the biosynthesis of the exopolysaccharides succynoglycan and galactoglucan. Mol. Plant-Microbe Interact. 8:267-277.
23. Leigh, J. A., and Walker, G. C. 1994. Exopolysaccharides of Rhizobium: synthesis, regulation, symbiotic function. Trends Genet. 10:63-67.
24. Lloret, J., Bolaños, L., Lucas, M. M., Peart, J., Brewin, N. J., Bonilla, I., and Rivilla, R. 1995. Ionic stress and osmotic pressure induce different alterations in the lipopolysaccharide of a Rhizobium meliloti strain. Appl. Environ. Microbiol. 61:3701-3704.
25. Lloret, J., Wulff, B. B., Rubio, J. M., Downie, J. A., Bonilla, I., and Rivilla, R. 1998. Exopolysaccharide II production is regulated by salt in the halo-tolerant strain Rhizobium meliloti EFB1. Appl. Environ. Microbiol. 64:1024-1028.
26. Logemann, J., Schell, J., and Willmitzer, L. 1987. Improved method for the isolation of RNA from plant tissues. Anal. Biochem. 163:16-20.
27. Müller, P., Keller, M., Weng, W. M., Quandt, J., Arnold, W., and Pühler, A. 1993. Genetic analysis of the Rhizobium meliloti exoYFQ operon: ExoY is homologous to sugar transferases and ExoQ represents a transmembrane protein. Mol. Plant-Microbe Interact. 6:55-65.
28. - phenotype of Rhizobium meliloti ndvF mutations on alfalfa: Identification of a conditional ndvF-dependent mucoid phenotype. Genetics 136:1233-1243.
29. Østerås, M., Stanley, J., and Finan, T. M. 1995. Identification of rhizobium-specific intergenic mosaic elements within an essential two-component regulatory system of Rhizobium species. J. Bacteriol. 177: 5485-5494.
30. Reed, J. W., Capage, M., and Walker, G. C. 1991. Rhizobium meliloti exoG and exoJ mutations affect the exoX-exoY system for modulation of exopolysaccharide production. J. Bacteriol. 173:3776-3788.
31. Sambrook, J., Fritsch, E. F., and Maniatis, T. A. 1989. Molecular Cloning: A Laboratory Manual. 2nd ed. Cold Spring Harbor Laboratory, Cold Spring Harbor, NY.
32. Schäfer, A., Tauch, A., Jäger, W., Kalinowski, J., Thierbach, G., and Pühler, A. 1994. Small mobilizable multi-purpose cloning vectors derived from the Escherichia coli plasmids pK18 and pK19: Selection of defined deletions in the chromosome of Corynebacterium glutamicum. Gene 145:69-73.
33. Spaink, H. P., Okker, R. J. H., Wijffelman, C. A., Pees, E., and Lugtenberg, B. J. J. 1987. Promoters in the nodulation region of the Rhizobium leguminosarum Sym plasmid pRL1JI. Plant Mol. Biol. 9:27-39.
34. Staskawicz, B., Dahlbeck, D., Keen, N., and Napoli, C. 1987. Molecular characterization of cloned avirulence genes from race 0 and race 1 of Pseudomonas syringae pv. glycinea. J. Bacteriol. 169:5789-5794.
35. Zhan, H., Lee, C. C., and Leigh, J. A. 1991. Induction of the second exopolysaccharide (EPSb) in Rhizobium meliloti strain SU47 by low phosphate concentrations. J. Bacteriol. 173:7391-7394.
36. Zhan, H., Levery, S. B., Lee, C. C., and Leigh, J. A. 1989. A second exopolysaccharide of Rhizobium meliloti strain SU47 that can function in root nodule invasion. Proc. Natl. Acad. Sci. USA 86:3055-3059.