Literature DB >> 16591780

Spectral evidence for a new photoreactive component of the oxygen-evolving system in photosynthesis.

D B Knaff1, D I Arnon.   

Abstract

On illuminating chloroplasts with "short-wavelength" monochromatic light that supports oxygen evolution, spectral evidence was obtained for a new photoreactive chloroplast component, provisionally designated C550, which shows a reversible decrease of absorbance with a maximum at 550 mmu. The light-induced absorbance changes in C550 have been separated from those due to cytochromes in the same spectral region.The light-induced decrease of absorbance in C550 appears to be independent of temperature, persisting even at -189 degrees and is therefore likely to be linked to the primary light reaction associated with oxygen evolution in photosynthesis.

Entities:  

Year:  1969        PMID: 16591780      PMCID: PMC223546          DOI: 10.1073/pnas.63.3.963

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


  18 in total

1.  ROLE OF FERREDOXIN IN PHOTOSYNTHETIC PRODUCTION OF OXYGEN AND PHOSPHORYLATION BY CHLOROPLASTS.

Authors:  D I ARNON; H Y TSUJIMOTO; B D MCSWAIN
Journal:  Proc Natl Acad Sci U S A       Date:  1964-06       Impact factor: 11.205

2.  SEPARATION BY MONOCHROMATIC LIGHT OF PHOTOSYNTHETIC PHOSPHORYLATION FROM OXYGEN EVOLUTION.

Authors:  K TAGAWA; H Y TSUJIMOTO; D I ARNON
Journal:  Proc Natl Acad Sci U S A       Date:  1963-09       Impact factor: 11.205

3.  ENZYMIC MECHANISMS OF PYRIDINE NUCLEOTIDE REDUCTION IN CHLOROPLASTS.

Authors:  M SHIN; D I ARNON
Journal:  J Biol Chem       Date:  1965-03       Impact factor: 5.157

4.  [ANALYSIS OF PHOTOSYNTHESIS WITH A FLASH LIGHT. I. THE PHOTOOXIDATION OF CHLOROPHYLL-A1-430-703].

Authors:  B RUMBERG; H T WITT
Journal:  Z Naturforsch B       Date:  1964-08       Impact factor: 1.047

5.  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

6.  Oxidized cytochrome and chlorophyll C2-plus in photosynthesis.

Authors:  H T WITT; A MUELLER; B RUMBERG
Journal:  Nature       Date:  1961-12-09       Impact factor: 49.962

7.  Partial purification and determination of oxidation reduction potential of the photosynthetic chlorophyll complex absorbing at 700 millimicrons.

Authors:  B KOK
Journal:  Biochim Biophys Acta       Date:  1961-04-15

8.  Purification and some properties of spinach plastocyanin.

Authors:  S KATOH; I SHIRATORI; A TAKAMIYA
Journal:  J Biochem       Date:  1962-01       Impact factor: 3.387

9.  COPPER ENZYMES IN ISOLATED CHLOROPLASTS. POLYPHENOLOXIDASE IN BETA VULGARIS.

Authors:  D I Arnon
Journal:  Plant Physiol       Date:  1949-01       Impact factor: 8.340

10.  LIGHT-INDUCED OXIDATION OF A CHLOROPLAST B-TYPE CYTOCHROME AT -189 degrees C.

Authors:  D B Knaff; D I Arnon
Journal:  Proc Natl Acad Sci U S A       Date:  1969-07       Impact factor: 11.205

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  27 in total

1.  The two-electron gate in photosynthetic bacteria.

Authors:  André Verméglio
Journal:  Photosynth Res       Date:  2002       Impact factor: 3.573

2.  3-(3,4-Dichlorophenyl)-1,1-dimethylurea Effect on Cytochrome b(559) Photooxidation and Q Reduction at Temperatures Near 0 C.

Authors:  R A Floyd
Journal:  Plant Physiol       Date:  1972-03       Impact factor: 8.340

3.  Detection of a Free Radical in the Primary Reaction of Chloroplast Photosystem II.

Authors:  R Malkin; A J Bearden
Journal:  Proc Natl Acad Sci U S A       Date:  1973-02       Impact factor: 11.205

4.  Redox titration of fluorescence yield of photosystem II.

Authors:  B Ke; F M Hawkridge; S Sahu
Journal:  Proc Natl Acad Sci U S A       Date:  1976-07       Impact factor: 11.205

5.  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

6.  Quantum efficiency distributions of photo-induced side-pathway donor oxidation at cryogenic temperature in photosystem II.

Authors:  Joseph L Hughes; A William Rutherford; Miwa Sugiura; Elmars Krausz
Journal:  Photosynth Res       Date:  2008-09-03       Impact factor: 3.573

7.  Characterization of photosystem II in stroma thylakoid membranes.

Authors:  T Henrysson; C Sundby
Journal:  Photosynth Res       Date:  1990-08       Impact factor: 3.573

8.  Electron donors and acceptors in photosynthetic reaction centers.

Authors:  J Amesz; L N Duysens
Journal:  Photosynth Res       Date:  1986-01       Impact factor: 3.573

9.  Development of Photochemical Activity and the Appearance of the High Potential Form of Cytochrome b-559 in Greening Barley Seedlings.

Authors:  K W Henningsen; N K Boardman
Journal:  Plant Physiol       Date:  1973-06       Impact factor: 8.340

10.  The photochemical activities and electron carriers of developing barley leaves.

Authors:  M Plesnicar; D S Bendall
Journal:  Biochem J       Date:  1973-11       Impact factor: 3.857

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