Isolation and Characterization of Glutamate Synthase Mutants of Azospirillum brasilense

References

1. Adelberg E. A., Mandel M., Chein Ching Chen G. 1965; Optimal conditions for mutagenesis by N-methyl-N′-nitro-N-nitrosoguanidine in Escherichia coli K12.. Biochemical and Biophysical Research Communications 18:788–795
   [Google Scholar]
2. Becking J. H. 1963; Fixation of molecular nitrogen by an aerobic Vibrio or Spirillum.. Antonie van Leeuwenhoek 29:326
   [Google Scholar]
3. Biggins D. R., Postgate J. R. 1969; Nitrogen fixation by cultures and cell-free extracts of Mycobacterium flavum 301.. Journal of General Microbiology 56:181–193
   [Google Scholar]
4. Brenchley J. E., Prival M. J., Magasanik B. 1973; Regulation of the synthesis of enzymes responsible for glutamate formation in Klebsiella aerogenes.. Journal of Biological Chemistry 248:6122–6128
   [Google Scholar]
5. Brill W. J. 1975; Regulation and genetics of bacterial nitrogen fixation.. Annual Review of Microbiology 29:109–129
   [Google Scholar]
6. Broach J., Neumann C., Kustu S. 1976; Mutants strains (nit) of Salmonella typhimurium with a pleiotropic defect in nitrogen metabolism.. Journal of Bacteriology 128:86–98
   [Google Scholar]
7. Von BÜlow J. F. W., DÖbereiner J. 1975; Potential for nitrogen fixation in maize genotypes in Brazil.. Proceedings of the National Academy of Sciences of the United States of America 72:2389–2393
   [Google Scholar]
8. Burris R. H., Okon Y., Albrecht S. L. 1977; Physiological studies of Spirillum lipoferum. . In Genetic Engineering for Nitrogen Fixation pp. 445–450 Hollaender A. Edited by London:: Plenum Press.;
   [Google Scholar]
9. Day J. M., Neves M. P. C., DÖbereiner J. 1975; Nitrogenase activity on the roots of tropical grasses.. Soil Biology and Biochemistry 7:107–112
   [Google Scholar]
10. DÖbereiner J., Day J. M. 1975; Associative symbiosis in tropical grasses: characterization of microorganisms and dinitrogen fixing sites.. In Proceedings of the 1st International Symposium on Nitrogen Fixation pp. 518–538 Newton W. E., Nyman C. J. Edited by Pullman:: Washington State University Press.;
    [Google Scholar]
11. Gauthier D., Elmerich C. 1977; Relationship between glutamine synthetase and nitrogenase in Spirillum lipoferum.. FEMS Microbiology Letters 2:101–104
    [Google Scholar]
12. Govons Kustu S., Chadwick Mcfarland N., Hui S. P., Esmon B., Ferro-Luzzi Ames G. 1979; Nitrogen control in Salmonella typhimurium: co-regulation of synthesis of glutamine synthetase and amino acid transport systems.. Journal of Bacteriology 138:218–234
    [Google Scholar]
13. Krieg N. R. 1977; Taxonomic studies of Spirillum lipoferum. . In Genetic Engineering for Nitrogen Fixation pp. 463–472 Hollaender A. Edited by London:: Plenum Press.;
    [Google Scholar]
14. Kustu S., Burton D., Garcia E., Mccarter L., Mcfarland N. 1979; Nitrogen control in Salmonella-, regulation by theglnR and glnF gene products.. Proceedings of the National Academy of Sciences of the United States of America 76:4576–4580
    [Google Scholar]
15. MagalhÃes L. M. S., Neyra C. A., DÖbereiner J. 1978; Nitrate and nitrite reductase negative mutants of N₂-fixing Azospirillum spp.. Archives of Microbiology 117:247–252
    [Google Scholar]
16. Magasanik B. 1977; Regulation of bacterial nitrogen assimilation by glutamine synthetase.. Trends in Biochemical Sciences 2:9–12
    [Google Scholar]
17. Matin A., Veldkamp H. 1978; Physiological basis of the selective advantage of a Spirillum sp. in a carbon-limited environment.. Journal of General Microbiology 105:187–197
    [Google Scholar]
18. Meers J. L., Tempest D. W., Brown C. M. 1970; ‘Glutamine(amide): 2-oxoglutarate amino transferase oxido-reductase (NADP)’, an enzyme involved in the synthesis of glutamate by some bacteria.. Journal of General Microbiology 64:187–194
    [Google Scholar]
19. Mengoni M., Balloni V., Favilli F., Materassi R., Polsinelli M. 1980; Isolamento e preliminare caratterizzazione di mutanti di Spirillum lipoferum.. Atti XVIII Congresso Nazionale Societa ltaliana Microbiologia 1978 (in the Press)
    [Google Scholar]
20. Mishra A. K., Roy P., Bhattacharya S. 1979; Deoxyribonucleic acid-mediated transformation of Spirillum lipoferum.. Journal of Bacteriology 137:1425–1427
    [Google Scholar]
21. Nagatani H., Shimizu M., Valentine R. C. 1971; The mechanism of ammonia assimilation in nitrogen fixing bacteria.. Archiv für Mikrobiologie 79:164–175
    [Google Scholar]
22. Okon Y., Albrecht S., Burris R. H. 1976a; Factors affecting growth and nitrogen fixation of Spirillum lipoferum.. Journal of Bacteriology 127:1248–1254
    [Google Scholar]
23. Okon Y., Albrecht S., Burris R. H. 1976b; Carbon and ammonia metabolism in Spirillum lipoferum.. Journal of Bacteriology 128:592–597
    [Google Scholar]
24. Okon Y., Houchins J. P., Albrecht S. L., Burris R. H. 1977; Growth of Spirillum lipo-ferum at constant partial pressure of oxygen and the properties of its nitrogenase in cell-free extracts.. Journal of General Microbiology 98:87–93
    [Google Scholar]
25. Pahel G., Tyler B. 1979; A new glnA linked regulatory gene for glutamine synthetase in Escherichia coli.. Proceedings of the National Academy of Sciences of the United States of America 76:4544–4548
    [Google Scholar]
26. Pahel G., Zelenetz A. D., Tyler B. M. 1978; gltB gene and regulation of nitrogen metabolism by glutamine synthetase in Escherichia coli.. Journal of Bacteriology 133:139–148
    [Google Scholar]
27. Postgate J. R. 1972; The acetylene reduction test for nitrogen fixation.. Methods in Microbiology 6B:343–365
    [Google Scholar]
28. Rowe D. B., Ronzio R. A., Wellner V. P., Meister A. 1970; Glutamine synthetase (sheep brain).. Methods in Enzymology 17A:900–910
    [Google Scholar]
29. Shanmugam K. T., O’Gara F., Andersen K., Valentine R. C. 1978; Biological nitrogen fixation.. Annual Review of Plant Physiology 29:263–276
    [Google Scholar]
30. Shapiro B. M., Stadtman E. R. 1970; Glutamine synthetase (Escherichia coli).. Methods in Enzymology 17:910–922
    [Google Scholar]
31. Smith R. L., Bouton J. H., Schank S. C., Quesenberry K. H., Tyler M. E., Milam J. R., Gaskins M. H., Littel R. C. 1976; Nitrogen fixation in grasses inoculated with Spirillum lipoferum.. Science 193:1003–1005
    [Google Scholar]
32. Streicher S. L., Gurney E. G., Valentine R. C. 1972; The nitrogen fixation genes.. Nature; London: 239495–499
    [Google Scholar]
33. Streicher S. L., Shanmugam K. T., Ausubel F., Morandi C., Goldberg R. B. 1974; Regulation of nitrogen fixation in Klebsiella pneu-moniae: evidence for a role of glutamine synthetase as a regulator for nitrogenase synthesis.. Journal of Bacteriology 120:815–821
    [Google Scholar]
34. Tubb R. S. 1974; Glutamine synthetase and ammonium regulation cf nitrogenase synthesis in Klebsiella.. Nature; London: 251481–485
    [Google Scholar]
35. Tyler B. 1978; Regulation of the assimilation of nitrogen compounds.. Annual Review of Biochemistry 47:1127–1162
    [Google Scholar]