Literature DB >> 5264138

The electron transport system in nitrogen fixation by Azotobacter. I. Azotoflavin as an electron carrier.

J R Benemann, D C Yoch, R C Valentine, D I Arnon.   

Abstract

A flavoprotein, named azotoflavin, was isolated from an extract of Azotobacter vinelandii cells, which linked the reducing power generated by illuminated spinach chloroplasts to the Azotobacter nitrogen-fixing enzyme complex. The photoreduction of the yellow azotoflavin by chloroplasts produced a stable, free-radical semiquinone, blue in color, with properties similar to those described by other investigators for an Azotobacter flavoprotein of unknown biological function.

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Year:  1969        PMID: 5264138      PMCID: PMC223346          DOI: 10.1073/pnas.64.3.1079

Source DB:  PubMed          Journal:  Proc Natl Acad Sci U S A        ISSN: 0027-8424            Impact factor:   11.205


  16 in total

1.  FERREDOXIN REQUIREMENT FOR NITROGEN FIXATION BY EXTRACTS OF CLOSTRIDIUM PASTEURIANUM.

Authors:  L E MORTENSON
Journal:  Biochim Biophys Acta       Date:  1964-03-09

2.  NITROGEN FIXATION: HYDROSULFITE AS ELECTRON DONOR WITH CELL-FREE PREPARATIONS OF AZOTOBACTER VINELANDII AND RHODOSPIRILLUM RUBRUM.

Authors:  W A BULEN; R C BURNS; J R LECOMTE
Journal:  Proc Natl Acad Sci U S A       Date:  1965-03       Impact factor: 11.205

3.  Ferredoxins as electron carriers in photosynthesis and in the biological production and consumption of hydrogen gas.

Authors:  K TAGAWA; D I ARNON
Journal:  Nature       Date:  1962-08-11       Impact factor: 49.962

4.  A new method for preparing flavin-adenine dinucleotide.

Authors:  L G WHITBY
Journal:  Biochem J       Date:  1953-06       Impact factor: 3.857

5.  Direct demonstration of ammonia as an intermediate in nitrogen fixation by Azotobacter.

Authors:  J W NEWTON; P W WILSON; R H BURRIS
Journal:  J Biol Chem       Date:  1953-09       Impact factor: 5.157

6.  Flavodoxin. Chemical and biological properties.

Authors:  E Knight; R W Hardy
Journal:  J Biol Chem       Date:  1967-04-10       Impact factor: 5.157

7.  Purification of a non-heme iron protein and other electron transport components from Azotobacter extracts.

Authors:  Y I Shethna; P W Wilson; H Beinert
Journal:  Biochim Biophys Acta       Date:  1966-02-14

8.  Purification and characterization of flavodoxin from Peptostreptococcus elsdenii.

Authors:  S G Mayhew; V Massey
Journal:  J Biol Chem       Date:  1969-02-10       Impact factor: 5.157

9.  Acetylene reduction by nitrogen-fixing blue-green algae.

Authors:  W D Stewart; G P Fitzgerald; R H Burris
Journal:  Arch Mikrobiol       Date:  1968

10.  The nitrogenase system from Azotobacter: two-enzyme requirement for N2 reduction, ATP-dependent H2 evolution, and ATP hydrolysis.

Authors:  W A Bulen; J R LeComte
Journal:  Proc Natl Acad Sci U S A       Date:  1966-09       Impact factor: 11.205

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  27 in total

1.  Biological nitrogen fixation, 1924-1974.

Authors:  R H Burris
Journal:  Plant Physiol       Date:  1974-10       Impact factor: 8.340

2.  Purification and partial characterization of a pyruvate oxidoreductase from the photosynthetic bacterium Rhodospirillum rubrum grown under nitrogen-fixing conditions.

Authors:  E Brostedt; S Nordlund
Journal:  Biochem J       Date:  1991-10-01       Impact factor: 3.857

3.  Perspective on Daniel I. Arnon's contributions to research, 1960-1994.

Authors:  B B Buchanan; K Tagawa
Journal:  Photosynth Res       Date:  1995-11       Impact factor: 3.573

4.  Nitrogenase and nitrogenase reductase associate and dissociate with each catalytic cycle.

Authors:  R V Hageman; R H Burris
Journal:  Proc Natl Acad Sci U S A       Date:  1978-06       Impact factor: 11.205

5.  Covalently bound non-coenzyme phosphorus residues in flavoproteins: 31P nuclear magnetic resonance studies of Azotobacter flavodoxin.

Authors:  D E Edmondson; T L James
Journal:  Proc Natl Acad Sci U S A       Date:  1979-08       Impact factor: 11.205

6.  Isolation from Rhizobium for factors which transfer electrons to soybean nitrogenase.

Authors:  D A Phillips; R M Daniel; C A Appleby; H J Evans
Journal:  Plant Physiol       Date:  1973-01       Impact factor: 8.340

7.  Nature of oxygen inhibition of nitrogenase from Azotobacter vinelandii.

Authors:  P P Wong; R H Burris
Journal:  Proc Natl Acad Sci U S A       Date:  1972-03       Impact factor: 11.205

8.  The electron transport system in nitrogen fixation by Azotobacter. II. Isolation and function of a new type of ferredoxin.

Authors:  D C Yoch; J R Benemann; R C Valentine; D I Arnon
Journal:  Proc Natl Acad Sci U S A       Date:  1969-12       Impact factor: 11.205

9.  Studies on the incorporation of a covalently bound disubstituted phosphate residue into Azotobacter vinelandii flavodoxin in vivo.

Authors:  M H Boylan; D E Edmondson
Journal:  Biochem J       Date:  1990-06-15       Impact factor: 3.857

10.  Construction and characterization of an Azotobacter vinelandii strain with mutations in the genes encoding flavodoxin and ferredoxin I.

Authors:  A E Martin; B K Burgess; S E Iismaa; C T Smartt; M R Jacobson; D R Dean
Journal:  J Bacteriol       Date:  1989-06       Impact factor: 3.490

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