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. 1969 Jul;99(1):347–349. doi: 10.1128/jb.99.1.347-349.1969

Alternate Requirement for Vitamin B12 or Methionine in Mutants of Pseudomonas denitrificans, a Vitamin B12-producing Bacterium

Barbara D Lago 1, Arnold L Demain 1
PMCID: PMC250011  PMID: 5802615

Abstract

Experiments are described which indicate that Pseudomonas denitrificans, an organism that overproduces vitamin B12, uses the B12 pathway exclusively for methionine synthesis.

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

  1. BAKER H., FRANK O., PASHER I., BLACK B., HUTNER S. H., SOBOTKA H. Growth requirements of 94 strains of thermophilic bacilli. Can J Microbiol. 1960 Oct;6:557–563. doi: 10.1139/m60-064. [DOI] [PubMed] [Google Scholar]
  2. Cauthen S. E., Foster M. A., Woods D. D. Methionine synthesis by extracts of Salmonella typhimurium. Biochem J. 1966 Feb;98(2):630–635. doi: 10.1042/bj0980630. [DOI] [PMC free article] [PubMed] [Google Scholar]
  3. Cauthen S. E., Pattison J. R., Lascelles J. Vitamin B(12) in photosynthetic bacteria and methionine synthesis by Rhodopseudomonas spheroides. Biochem J. 1967 Mar;102(3):774–781. doi: 10.1042/bj1020774. [DOI] [PMC free article] [PubMed] [Google Scholar]
  4. Grabow W. O., Smit J. A. Methionine synthesis in Proteus mirabilis. J Gen Microbiol. 1967 Jan;46(1):47–57. doi: 10.1099/00221287-46-1-47. [DOI] [PubMed] [Google Scholar]
  5. MORNINGSTAR J. F., KISLIUK R. L. INTERRELATIONS BETWEEN TWO PATHWAYS OF METHIONINE BIOSYNTHESIS IN AEROBACTER AEROGENES. J Gen Microbiol. 1965 Apr;39:43–51. doi: 10.1099/00221287-39-1-43. [DOI] [PubMed] [Google Scholar]
  6. Mangum J. H., North J. A. Vitamin B 12-dependent methionine biosynthesis in HEp-2 cells. Biochem Biophys Res Commun. 1968 Jul 11;32(1):105–110. doi: 10.1016/0006-291x(68)90433-6. [DOI] [PubMed] [Google Scholar]
  7. Smith D. A., Childs J. D. Methionine genes and enzymes of Salmonella typhimurium. Heredity (Edinb) 1966 May;21(2):265–286. doi: 10.1038/hdy.1966.22. [DOI] [PubMed] [Google Scholar]

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